[llvm-branch-commits] [llvm] 0a3cf7f - AMDGPU/GlobalISel: Add baseline IR tests for fdiv
Matt Arsenault via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed Jan 6 08:41:46 PST 2021
Author: Matt Arsenault
Date: 2021-01-06T11:37:00-05:00
New Revision: 0a3cf7f4762e5608750a8f6b3fa4a6efcba66c27
URL: https://github.com/llvm/llvm-project/commit/0a3cf7f4762e5608750a8f6b3fa4a6efcba66c27
DIFF: https://github.com/llvm/llvm-project/commit/0a3cf7f4762e5608750a8f6b3fa4a6efcba66c27.diff
LOG: AMDGPU/GlobalISel: Add baseline IR tests for fdiv
The fdiv lowering is currently split between an IR pass and codegen,
so make sure this works end to end. We also currently differ from the
DAG on some edge cases, which this will show in a future change.
Added:
llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f16.ll
llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f32.ll
llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f64.ll
Modified:
Removed:
################################################################################
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f16.ll
new file mode 100644
index 000000000000..7775789bd0d2
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f16.ll
@@ -0,0 +1,1171 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; Denormal mode shouldn't matter for f16, check with and without flushing.
+; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX6,GFX6-IEEE %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX6,GFX6-FLUSH %s
+
+; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX8,GFX8-IEEE %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX8,GFX8-FLUSH %s
+
+; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX9,GFX9-IEEE %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX89,GFX9,GFX9-FLUSH %s
+
+define half @v_fdiv_f16(half %a, half %b) {
+; GFX6-IEEE-LABEL: v_fdiv_f16:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_f16:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_fdiv_f16:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_cvt_f32_f16_e32 v2, v1
+; GFX89-NEXT: v_cvt_f32_f16_e32 v3, v0
+; GFX89-NEXT: v_rcp_f32_e32 v2, v2
+; GFX89-NEXT: v_mul_f32_e32 v2, v3, v2
+; GFX89-NEXT: v_cvt_f16_f32_e32 v2, v2
+; GFX89-NEXT: v_div_fixup_f16 v0, v2, v1, v0
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv half %a, %b
+ ret half %fdiv
+}
+
+define half @v_fdiv_f16_afn(half %a, half %b) {
+; GFX6-IEEE-LABEL: v_fdiv_f16_afn:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_f16_afn:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_fdiv_f16_afn:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_rcp_f16_e32 v1, v1
+; GFX89-NEXT: v_mul_f16_e32 v0, v0, v1
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn half %a, %b
+ ret half %fdiv
+}
+
+define half @v_fdiv_f16_ulp25(half %a, half %b) {
+; GFX6-IEEE-LABEL: v_fdiv_f16_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_f16_ulp25:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_fdiv_f16_ulp25:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_cvt_f32_f16_e32 v2, v1
+; GFX89-NEXT: v_cvt_f32_f16_e32 v3, v0
+; GFX89-NEXT: v_rcp_f32_e32 v2, v2
+; GFX89-NEXT: v_mul_f32_e32 v2, v3, v2
+; GFX89-NEXT: v_cvt_f16_f32_e32 v2, v2
+; GFX89-NEXT: v_div_fixup_f16 v0, v2, v1, v0
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv half %a, %b, !fpmath !0
+ ret half %fdiv
+}
+
+define half @v_rcp_f16(half %x) {
+; GFX6-IEEE-LABEL: v_rcp_f16:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, 1.0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v0, v0, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v1, v0, v1
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v0, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_rcp_f16:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, 1.0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v0, v0, v1
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, vcc, v1, v0, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v0, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_rcp_f16:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_rcp_f16_e32 v0, v0
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv half 1.0, %x
+ ret half %fdiv
+}
+
+define half @v_rcp_f16_arcp(half %x) {
+; GFX6-LABEL: v_rcp_f16_arcp:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-NEXT: v_cvt_f32_f16_e32 v1, 1.0
+; GFX6-NEXT: v_rcp_f32_e32 v0, v0
+; GFX6-NEXT: v_mul_f32_e32 v0, v1, v0
+; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_rcp_f16_arcp:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_rcp_f16_e32 v0, v0
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp half 1.0, %x
+ ret half %fdiv
+}
+
+define half @v_rcp_f16_arcp_afn(half %x) {
+; GFX6-LABEL: v_rcp_f16_arcp_afn:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-NEXT: v_cvt_f32_f16_e32 v1, 1.0
+; GFX6-NEXT: v_rcp_f32_e32 v0, v0
+; GFX6-NEXT: v_mul_f32_e32 v0, v1, v0
+; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_rcp_f16_arcp_afn:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_rcp_f16_e32 v0, v0
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp afn half 1.0, %x
+ ret half %fdiv
+}
+
+define half @v_rcp_f16_ulp25(half %x) {
+; GFX6-IEEE-LABEL: v_rcp_f16_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, 1.0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v0, v0, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v1, v0, v1
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v0, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_rcp_f16_ulp25:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, 1.0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v0, v0, v1
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, vcc, v1, v0, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v0, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_rcp_f16_ulp25:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_rcp_f16_e32 v0, v0
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv half 1.0, %x, !fpmath !0
+ ret half %fdiv
+}
+
+define half @v_fdiv_f16_afn_ulp25(half %a, half %b) {
+; GFX6-IEEE-LABEL: v_fdiv_f16_afn_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_f16_afn_ulp25:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_fdiv_f16_afn_ulp25:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_rcp_f16_e32 v1, v1
+; GFX89-NEXT: v_mul_f16_e32 v0, v0, v1
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn half %a, %b, !fpmath !0
+ ret half %fdiv
+}
+
+define half @v_fdiv_f16_arcp_ulp25(half %a, half %b) {
+; GFX6-LABEL: v_fdiv_f16_arcp_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-NEXT: v_rcp_f32_e32 v1, v1
+; GFX6-NEXT: v_mul_f32_e32 v0, v0, v1
+; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-LABEL: v_fdiv_f16_arcp_ulp25:
+; GFX89: ; %bb.0:
+; GFX89-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-NEXT: v_rcp_f16_e32 v1, v1
+; GFX89-NEXT: v_mul_f16_e32 v0, v0, v1
+; GFX89-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp half %a, %b, !fpmath !0
+ ret half %fdiv
+}
+
+define <2 x half> @v_fdiv_v2f16(<2 x half> %a, <2 x half> %b) {
+; GFX6-IEEE-LABEL: v_fdiv_v2f16:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_v2f16:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f16:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_lshrrev_b32_e32 v4, 16, v1
+; GFX8-NEXT: v_cvt_f32_f16_e32 v2, v1
+; GFX8-NEXT: v_cvt_f32_f16_e32 v5, v4
+; GFX8-NEXT: v_lshrrev_b32_e32 v6, 16, v0
+; GFX8-NEXT: v_cvt_f32_f16_e32 v3, v0
+; GFX8-NEXT: v_rcp_f32_e32 v2, v2
+; GFX8-NEXT: v_cvt_f32_f16_e32 v7, v6
+; GFX8-NEXT: v_rcp_f32_e32 v5, v5
+; GFX8-NEXT: v_mul_f32_e32 v2, v3, v2
+; GFX8-NEXT: v_cvt_f16_f32_e32 v2, v2
+; GFX8-NEXT: v_mul_f32_e32 v3, v7, v5
+; GFX8-NEXT: v_cvt_f16_f32_e32 v3, v3
+; GFX8-NEXT: v_div_fixup_f16 v0, v2, v1, v0
+; GFX8-NEXT: v_mov_b32_e32 v2, 16
+; GFX8-NEXT: v_div_fixup_f16 v1, v3, v4, v6
+; GFX8-NEXT: v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f16:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_lshrrev_b32_e32 v4, 16, v1
+; GFX9-NEXT: v_cvt_f32_f16_e32 v2, v1
+; GFX9-NEXT: v_cvt_f32_f16_e32 v5, v4
+; GFX9-NEXT: v_lshrrev_b32_e32 v6, 16, v0
+; GFX9-NEXT: v_cvt_f32_f16_e32 v3, v0
+; GFX9-NEXT: v_rcp_f32_e32 v2, v2
+; GFX9-NEXT: v_cvt_f32_f16_e32 v7, v6
+; GFX9-NEXT: v_rcp_f32_e32 v5, v5
+; GFX9-NEXT: v_mul_f32_e32 v2, v3, v2
+; GFX9-NEXT: v_cvt_f16_f32_e32 v2, v2
+; GFX9-NEXT: v_mul_f32_e32 v3, v7, v5
+; GFX9-NEXT: v_cvt_f16_f32_e32 v3, v3
+; GFX9-NEXT: v_div_fixup_f16 v0, v2, v1, v0
+; GFX9-NEXT: v_mov_b32_e32 v2, 0xffff
+; GFX9-NEXT: v_div_fixup_f16 v1, v3, v4, v6
+; GFX9-NEXT: v_lshlrev_b32_e32 v1, 16, v1
+; GFX9-NEXT: v_and_or_b32 v0, v0, v2, v1
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x half> %a, %b
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_fdiv_v2f16_afn(<2 x half> %a, <2 x half> %b) {
+; GFX6-IEEE-LABEL: v_fdiv_v2f16_afn:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_v2f16_afn:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f16_afn:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_e32 v2, v1
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX8-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX8-NEXT: v_mov_b32_e32 v1, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v2, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f16_afn:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v2, v1
+; GFX9-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX9-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX9-NEXT: v_mov_b32_e32 v1, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v2, v1, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn <2 x half> %a, %b
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_fdiv_v2f16_ulp25(<2 x half> %a, <2 x half> %b) {
+; GFX6-IEEE-LABEL: v_fdiv_v2f16_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_v2f16_ulp25:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f16_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_lshrrev_b32_e32 v4, 16, v1
+; GFX8-NEXT: v_cvt_f32_f16_e32 v2, v1
+; GFX8-NEXT: v_cvt_f32_f16_e32 v5, v4
+; GFX8-NEXT: v_lshrrev_b32_e32 v6, 16, v0
+; GFX8-NEXT: v_cvt_f32_f16_e32 v3, v0
+; GFX8-NEXT: v_rcp_f32_e32 v2, v2
+; GFX8-NEXT: v_cvt_f32_f16_e32 v7, v6
+; GFX8-NEXT: v_rcp_f32_e32 v5, v5
+; GFX8-NEXT: v_mul_f32_e32 v2, v3, v2
+; GFX8-NEXT: v_cvt_f16_f32_e32 v2, v2
+; GFX8-NEXT: v_mul_f32_e32 v3, v7, v5
+; GFX8-NEXT: v_cvt_f16_f32_e32 v3, v3
+; GFX8-NEXT: v_div_fixup_f16 v0, v2, v1, v0
+; GFX8-NEXT: v_mov_b32_e32 v2, 16
+; GFX8-NEXT: v_div_fixup_f16 v1, v3, v4, v6
+; GFX8-NEXT: v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f16_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_lshrrev_b32_e32 v4, 16, v1
+; GFX9-NEXT: v_cvt_f32_f16_e32 v2, v1
+; GFX9-NEXT: v_cvt_f32_f16_e32 v5, v4
+; GFX9-NEXT: v_lshrrev_b32_e32 v6, 16, v0
+; GFX9-NEXT: v_cvt_f32_f16_e32 v3, v0
+; GFX9-NEXT: v_rcp_f32_e32 v2, v2
+; GFX9-NEXT: v_cvt_f32_f16_e32 v7, v6
+; GFX9-NEXT: v_rcp_f32_e32 v5, v5
+; GFX9-NEXT: v_mul_f32_e32 v2, v3, v2
+; GFX9-NEXT: v_cvt_f16_f32_e32 v2, v2
+; GFX9-NEXT: v_mul_f32_e32 v3, v7, v5
+; GFX9-NEXT: v_cvt_f16_f32_e32 v3, v3
+; GFX9-NEXT: v_div_fixup_f16 v0, v2, v1, v0
+; GFX9-NEXT: v_mov_b32_e32 v2, 0xffff
+; GFX9-NEXT: v_div_fixup_f16 v1, v3, v4, v6
+; GFX9-NEXT: v_lshlrev_b32_e32 v1, 16, v1
+; GFX9-NEXT: v_and_or_b32 v0, v0, v2, v1
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x half> %a, %b, !fpmath !0
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_rcp_v2f16(<2 x half> %x) {
+; GFX6-IEEE-LABEL: v_rcp_v2f16:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, 1.0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v0, v0, v2
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v3, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v3, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v3, v3, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v3, v0, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v1, v1, v2
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v1, v2
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v3, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v3, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v3, v3, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v3, v1, v2
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_rcp_v2f16:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: s_movk_i32 s6, 0x3c00
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, s6
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v3, s[4:5], v0, v0, v2
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v3
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v3, v4, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v3, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, -v3, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v3, v3, v4, v6
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v4, s6
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v3, v0, v2
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v4
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v4, v1, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v6, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v3, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v6
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v1, v4
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_v2f16:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_rcp_f16_e32 v0, v0
+; GFX8-NEXT: v_mov_b32_e32 v2, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_v2f16:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v1, v0
+; GFX9-NEXT: v_rcp_f16_sdwa v0, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mov_b32_e32 v2, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v1, v2, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x half> <half 1.0, half 1.0>, %x
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_rcp_v2f16_arcp(<2 x half> %x) {
+; GFX6-LABEL: v_rcp_v2f16_arcp:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-NEXT: v_cvt_f32_f16_e32 v2, 1.0
+; GFX6-NEXT: v_rcp_f32_e32 v0, v0
+; GFX6-NEXT: v_rcp_f32_e32 v1, v1
+; GFX6-NEXT: v_mul_f32_e32 v0, v2, v0
+; GFX6-NEXT: v_mul_f32_e32 v1, v2, v1
+; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_v2f16_arcp:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_rcp_f16_e32 v0, v0
+; GFX8-NEXT: v_mov_b32_e32 v2, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_v2f16_arcp:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v1, v0
+; GFX9-NEXT: v_rcp_f16_sdwa v0, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mov_b32_e32 v2, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v1, v2, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp <2 x half> <half 1.0, half 1.0>, %x
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_rcp_v2f16_arcp_afn(<2 x half> %x) {
+; GFX6-LABEL: v_rcp_v2f16_arcp_afn:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-NEXT: v_cvt_f32_f16_e32 v2, 1.0
+; GFX6-NEXT: v_rcp_f32_e32 v0, v0
+; GFX6-NEXT: v_rcp_f32_e32 v1, v1
+; GFX6-NEXT: v_mul_f32_e32 v0, v2, v0
+; GFX6-NEXT: v_mul_f32_e32 v1, v2, v1
+; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_v2f16_arcp_afn:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_rcp_f16_e32 v0, v0
+; GFX8-NEXT: v_mov_b32_e32 v2, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_v2f16_arcp_afn:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v1, v0
+; GFX9-NEXT: v_rcp_f16_sdwa v0, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mov_b32_e32 v2, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v1, v2, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp afn <2 x half> <half 1.0, half 1.0>, %x
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_rcp_v2f16_ulp25(<2 x half> %x) {
+; GFX6-IEEE-LABEL: v_rcp_v2f16_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, 1.0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v0, v0, v2
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v3, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v3, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v3, v3, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v3, v0, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v1, v1, v2
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v2, v1, v2
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v3, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v3, -v3, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v3, v3, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v3, v1, v2
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_rcp_v2f16_ulp25:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: s_movk_i32 s6, 0x3c00
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, s6
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v3, s[4:5], v0, v0, v2
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v3
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v2, v0, v2
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v3, v4, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v3, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, -v3, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v3, v3, v4, v6
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v4, s6
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v3, v0, v2
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v4
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v4, v1, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v6, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v3, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v6
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v1, v4
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_v2f16_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_rcp_f16_e32 v0, v0
+; GFX8-NEXT: v_mov_b32_e32 v2, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v1, v2, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_v2f16_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v1, v0
+; GFX9-NEXT: v_rcp_f16_sdwa v0, v0 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mov_b32_e32 v2, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v1, v2, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x half> <half 1.0, half 1.0>, %x, !fpmath !0
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_fdiv_v2f16_afn_ulp25(<2 x half> %a, <2 x half> %b) {
+; GFX6-IEEE-LABEL: v_fdiv_v2f16_afn_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-IEEE-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-IEEE-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_v2f16_afn_ulp25:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-FLUSH-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 2, 2), 0
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v3, v3, v1
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v1, v3, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v4, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, v6, v4, v4
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v2, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v6, v5
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-FLUSH-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f16_afn_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_e32 v2, v1
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX8-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX8-NEXT: v_mov_b32_e32 v1, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v2, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f16_afn_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v2, v1
+; GFX9-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX9-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX9-NEXT: v_mov_b32_e32 v1, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v2, v1, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn <2 x half> %a, %b, !fpmath !0
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_fdiv_v2f16_arcp_ulp25(<2 x half> %a, <2 x half> %b) {
+; GFX6-LABEL: v_fdiv_v2f16_arcp_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-NEXT: v_rcp_f32_e32 v2, v2
+; GFX6-NEXT: v_rcp_f32_e32 v3, v3
+; GFX6-NEXT: v_mul_f32_e32 v0, v0, v2
+; GFX6-NEXT: v_mul_f32_e32 v1, v1, v3
+; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f16_arcp_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_e32 v2, v1
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX8-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX8-NEXT: v_mov_b32_e32 v1, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v2, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f16_arcp_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v2, v1
+; GFX9-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX9-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX9-NEXT: v_mov_b32_e32 v1, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v2, v1, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp <2 x half> %a, %b, !fpmath !0
+ ret <2 x half> %fdiv
+}
+
+define <2 x half> @v_fdiv_v2f16_arcp_afn_ulp25(<2 x half> %a, <2 x half> %b) {
+; GFX6-LABEL: v_fdiv_v2f16_arcp_afn_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_cvt_f32_f16_e32 v2, v2
+; GFX6-NEXT: v_cvt_f32_f16_e32 v3, v3
+; GFX6-NEXT: v_cvt_f32_f16_e32 v0, v0
+; GFX6-NEXT: v_cvt_f32_f16_e32 v1, v1
+; GFX6-NEXT: v_rcp_f32_e32 v2, v2
+; GFX6-NEXT: v_rcp_f32_e32 v3, v3
+; GFX6-NEXT: v_mul_f32_e32 v0, v0, v2
+; GFX6-NEXT: v_mul_f32_e32 v1, v1, v3
+; GFX6-NEXT: v_cvt_f16_f32_e32 v0, v0
+; GFX6-NEXT: v_cvt_f16_f32_e32 v1, v1
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f16_arcp_afn_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_rcp_f16_e32 v2, v1
+; GFX8-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX8-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX8-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX8-NEXT: v_mov_b32_e32 v1, 16
+; GFX8-NEXT: v_lshlrev_b32_sdwa v0, v1, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
+; GFX8-NEXT: v_or_b32_sdwa v0, v2, v0 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f16_arcp_afn_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_rcp_f16_e32 v2, v1
+; GFX9-NEXT: v_rcp_f16_sdwa v1, v1 dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
+; GFX9-NEXT: v_mul_f16_e32 v2, v0, v2
+; GFX9-NEXT: v_mul_f16_sdwa v0, v0, v1 dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:WORD_1 src1_sel:DWORD
+; GFX9-NEXT: v_mov_b32_e32 v1, 0xffff
+; GFX9-NEXT: v_and_or_b32 v0, v2, v1, v0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn arcp <2 x half> %a, %b, !fpmath !0
+ ret <2 x half> %fdiv
+}
+
+!0 = !{float 2.500000e+00}
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f32.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f32.ll
new file mode 100644
index 000000000000..02114a058c89
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f32.ll
@@ -0,0 +1,651 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCN-IEEE,GFX6,GFX6-IEEE %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCN-FLUSH,GFX6,GFX6-FLUSH %s
+
+; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCN-IEEE,GFX89-IEEE,GFX89,GFX8,GFX8-IEEE %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCN-FLUSH,GFX89,GFX89-FLUSH,GFX8,GFX8-FLUSH %s
+
+; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCN-IEEE,GFX89,GFX89-IEEE,GFX9,GFX9-IEEE %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GCN-FLUSH,GFX89,GFX89-FLUSH,GFX9,GFX9-FLUSH %s
+
+define float @v_fdiv_f32(float %a, float %b) {
+; GFX6-IEEE-LABEL: v_fdiv_f32:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_f32:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-IEEE-LABEL: v_fdiv_f32:
+; GFX89-IEEE: ; %bb.0:
+; GFX89-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v3, vcc, v0, v1, v0
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v4, v2
+; GFX89-IEEE-NEXT: v_fma_f32 v5, -v2, v4, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v4, v5, v4, v4
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v5, v3, v4
+; GFX89-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v3
+; GFX89-IEEE-NEXT: v_fma_f32 v5, v6, v4, v5
+; GFX89-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v3
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v5
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX89-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-FLUSH-LABEL: v_fdiv_f32:
+; GFX89-FLUSH: ; %bb.0:
+; GFX89-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-FLUSH-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX89-FLUSH-NEXT: v_div_scale_f32 v3, vcc, v0, v1, v0
+; GFX89-FLUSH-NEXT: v_rcp_f32_e32 v4, v2
+; GFX89-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX89-FLUSH-NEXT: v_fma_f32 v5, -v2, v4, 1.0
+; GFX89-FLUSH-NEXT: v_fma_f32 v4, v5, v4, v4
+; GFX89-FLUSH-NEXT: v_mul_f32_e32 v5, v3, v4
+; GFX89-FLUSH-NEXT: v_fma_f32 v6, -v2, v5, v3
+; GFX89-FLUSH-NEXT: v_fma_f32 v5, v6, v4, v5
+; GFX89-FLUSH-NEXT: v_fma_f32 v2, -v2, v5, v3
+; GFX89-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX89-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v5
+; GFX89-FLUSH-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX89-FLUSH-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv float %a, %b
+ ret float %fdiv
+}
+
+define float @v_fdiv_f32_afn(float %a, float %b) {
+; GCN-LABEL: v_fdiv_f32_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-NEXT: v_mul_f32_e32 v0, v0, v1
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn float %a, %b
+ ret float %fdiv
+}
+
+define float @v_fdiv_f32_ulp25(float %a, float %b) {
+; GFX6-IEEE-LABEL: v_fdiv_f32_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, v0, v1, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_fdiv_f32_ulp25:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: v_mov_b32_e32 v2, 0x6f800000
+; GCN-FLUSH-NEXT: v_mov_b32_e32 v3, 0x2f800000
+; GCN-FLUSH-NEXT: v_cmp_gt_f32_e64 vcc, |v1|, v2
+; GCN-FLUSH-NEXT: v_cndmask_b32_e32 v2, 1.0, v3, vcc
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v1, v1, v2
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v0, v1
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v2, v0
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-IEEE-LABEL: v_fdiv_f32_ulp25:
+; GFX89-IEEE: ; %bb.0:
+; GFX89-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v1, v1, v0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v3, vcc, v0, v1, v0
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v4, v2
+; GFX89-IEEE-NEXT: v_fma_f32 v5, -v2, v4, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v4, v5, v4, v4
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v5, v3, v4
+; GFX89-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v3
+; GFX89-IEEE-NEXT: v_fma_f32 v5, v6, v4, v5
+; GFX89-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v3
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v5
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v0, v2, v1, v0
+; GFX89-IEEE-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv float %a, %b, !fpmath !0
+ ret float %fdiv
+}
+
+define float @v_rcp_f32(float %x) {
+; GFX6-IEEE-LABEL: v_rcp_f32:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_div_scale_f32 v1, s[4:5], v0, v0, 1.0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v2, v1
+; GFX6-IEEE-NEXT: v_div_scale_f32 v3, vcc, 1.0, v0, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v1, v2, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v2, v4, v2, v2
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v4, v3, v2
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v1, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v5, v2, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v1, -v1, v4, v3
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v1, v1, v2, v4
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v1, v0, 1.0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_rcp_f32:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-IEEE-LABEL: v_rcp_f32:
+; GFX89-IEEE: ; %bb.0:
+; GFX89-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-IEEE-NEXT: v_div_scale_f32 v1, s[4:5], v0, v0, 1.0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v2, vcc, 1.0, v0, 1.0
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v3, v1
+; GFX89-IEEE-NEXT: v_fma_f32 v4, -v1, v3, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v3, v4, v3, v3
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v4, v2, v3
+; GFX89-IEEE-NEXT: v_fma_f32 v5, -v1, v4, v2
+; GFX89-IEEE-NEXT: v_fma_f32 v4, v5, v3, v4
+; GFX89-IEEE-NEXT: v_fma_f32 v1, -v1, v4, v2
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v1, v1, v3, v4
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v0, v1, v0, 1.0
+; GFX89-IEEE-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv float 1.0, %x
+ ret float %fdiv
+}
+
+define float @v_rcp_f32_arcp(float %x) {
+; GCN-LABEL: v_rcp_f32_arcp:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp float 1.0, %x
+ ret float %fdiv
+}
+
+define float @v_rcp_f32_arcp_afn(float %x) {
+; GCN-LABEL: v_rcp_f32_arcp_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp afn float 1.0, %x
+ ret float %fdiv
+}
+
+define float @v_rcp_f32_ulp25(float %x) {
+; GCN-IEEE-LABEL: v_rcp_f32_ulp25:
+; GCN-IEEE: ; %bb.0:
+; GCN-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-IEEE-NEXT: v_mov_b32_e32 v1, 0x6f800000
+; GCN-IEEE-NEXT: v_mov_b32_e32 v2, 0x2f800000
+; GCN-IEEE-NEXT: v_cmp_gt_f32_e64 vcc, |v0|, v1
+; GCN-IEEE-NEXT: v_cndmask_b32_e32 v1, 1.0, v2, vcc
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, v0, v1
+; GCN-IEEE-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, 1.0, v0
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, v1, v0
+; GCN-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_rcp_f32_ulp25:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv float 1.0, %x, !fpmath !0
+ ret float %fdiv
+}
+
+define float @v_fdiv_f32_afn_ulp25(float %a, float %b) {
+; GCN-LABEL: v_fdiv_f32_afn_ulp25:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-NEXT: v_mul_f32_e32 v0, v0, v1
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn float %a, %b, !fpmath !0
+ ret float %fdiv
+}
+
+define float @v_fdiv_f32_arcp_ulp25(float %a, float %b) {
+; GCN-IEEE-LABEL: v_fdiv_f32_arcp_ulp25:
+; GCN-IEEE: ; %bb.0:
+; GCN-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-IEEE-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, v0, v1
+; GCN-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_fdiv_f32_arcp_ulp25:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: v_mov_b32_e32 v2, 0x6f800000
+; GCN-FLUSH-NEXT: v_mov_b32_e32 v3, 0x2f800000
+; GCN-FLUSH-NEXT: v_cmp_gt_f32_e64 vcc, |v1|, v2
+; GCN-FLUSH-NEXT: v_cndmask_b32_e32 v2, 1.0, v3, vcc
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v1, v1, v2
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v0, v1
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v2, v0
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp float %a, %b, !fpmath !0
+ ret float %fdiv
+}
+
+define <2 x float> @v_fdiv_v2f32(<2 x float> %a, <2 x float> %b) {
+; GFX6-IEEE-LABEL: v_fdiv_v2f32:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, s[4:5], v3, v3, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v6, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, vcc, v1, v3, v1
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v5, v6, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v4, v6, v6
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v2, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v5, v6, v2
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v5, v6, v2
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX6-FLUSH-LABEL: v_fdiv_v2f32:
+; GFX6-FLUSH: ; %bb.0:
+; GFX6-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-FLUSH-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v5, s[4:5], v3, v3, v1
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-FLUSH-NEXT: v_rcp_f32_e32 v6, v5
+; GFX6-FLUSH-NEXT: v_div_scale_f32 v2, vcc, v1, v3, v1
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, -v5, v6, 1.0
+; GFX6-FLUSH-NEXT: v_fma_f32 v4, v4, v6, v6
+; GFX6-FLUSH-NEXT: v_mul_f32_e32 v6, v2, v4
+; GFX6-FLUSH-NEXT: v_fma_f32 v7, -v5, v6, v2
+; GFX6-FLUSH-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-FLUSH-NEXT: v_fma_f32 v2, -v5, v6, v2
+; GFX6-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX6-FLUSH-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-IEEE-LABEL: v_fdiv_v2f32:
+; GFX89-IEEE: ; %bb.0:
+; GFX89-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v5, s[4:5], v3, v3, v1
+; GFX89-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v7, s[4:5], v1, v3, v1
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v8, v4
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v9, v5
+; GFX89-IEEE-NEXT: v_fma_f32 v10, -v4, v8, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v11, -v5, v9, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v8, v10, v8, v8
+; GFX89-IEEE-NEXT: v_fma_f32 v9, v11, v9, v9
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v10, v6, v8
+; GFX89-IEEE-NEXT: v_fma_f32 v12, -v4, v10, v6
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v11, v7, v9
+; GFX89-IEEE-NEXT: v_fma_f32 v13, -v5, v11, v7
+; GFX89-IEEE-NEXT: v_fma_f32 v10, v12, v8, v10
+; GFX89-IEEE-NEXT: v_fma_f32 v4, -v4, v10, v6
+; GFX89-IEEE-NEXT: v_fma_f32 v11, v13, v9, v11
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v4, v4, v8, v10
+; GFX89-IEEE-NEXT: v_fma_f32 v5, -v5, v11, v7
+; GFX89-IEEE-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v5, v5, v9, v11
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v1, v5, v3, v1
+; GFX89-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-FLUSH-LABEL: v_fdiv_v2f32:
+; GFX89-FLUSH: ; %bb.0:
+; GFX89-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-FLUSH-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX89-FLUSH-NEXT: v_div_scale_f32 v5, vcc, v0, v2, v0
+; GFX89-FLUSH-NEXT: v_rcp_f32_e32 v6, v4
+; GFX89-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX89-FLUSH-NEXT: v_fma_f32 v7, -v4, v6, 1.0
+; GFX89-FLUSH-NEXT: v_fma_f32 v6, v7, v6, v6
+; GFX89-FLUSH-NEXT: v_mul_f32_e32 v7, v5, v6
+; GFX89-FLUSH-NEXT: v_fma_f32 v8, -v4, v7, v5
+; GFX89-FLUSH-NEXT: v_fma_f32 v7, v8, v6, v7
+; GFX89-FLUSH-NEXT: v_fma_f32 v4, -v4, v7, v5
+; GFX89-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX89-FLUSH-NEXT: v_div_fmas_f32 v4, v4, v6, v7
+; GFX89-FLUSH-NEXT: v_div_scale_f32 v5, s[4:5], v3, v3, v1
+; GFX89-FLUSH-NEXT: v_div_scale_f32 v6, vcc, v1, v3, v1
+; GFX89-FLUSH-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX89-FLUSH-NEXT: v_rcp_f32_e32 v7, v5
+; GFX89-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 3
+; GFX89-FLUSH-NEXT: v_fma_f32 v2, -v5, v7, 1.0
+; GFX89-FLUSH-NEXT: v_fma_f32 v2, v2, v7, v7
+; GFX89-FLUSH-NEXT: v_mul_f32_e32 v4, v6, v2
+; GFX89-FLUSH-NEXT: v_fma_f32 v7, -v5, v4, v6
+; GFX89-FLUSH-NEXT: v_fma_f32 v4, v7, v2, v4
+; GFX89-FLUSH-NEXT: v_fma_f32 v5, -v5, v4, v6
+; GFX89-FLUSH-NEXT: s_setreg_imm32_b32 hwreg(HW_REG_MODE, 4, 2), 0
+; GFX89-FLUSH-NEXT: v_div_fmas_f32 v2, v5, v2, v4
+; GFX89-FLUSH-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX89-FLUSH-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x float> %a, %b
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_fdiv_v2f32_afn(<2 x float> %a, <2 x float> %b) {
+; GCN-LABEL: v_fdiv_v2f32_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v2, v2
+; GCN-NEXT: v_rcp_f32_e32 v3, v3
+; GCN-NEXT: v_mul_f32_e32 v0, v0, v2
+; GCN-NEXT: v_mul_f32_e32 v1, v1, v3
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn <2 x float> %a, %b
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_fdiv_v2f32_ulp25(<2 x float> %a, <2 x float> %b) {
+; GFX6-IEEE-LABEL: v_fdiv_v2f32_ulp25:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v5, v4
+; GFX6-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v4, v5, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v7, v5, v5
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v7, v6, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v8, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v7, v8, v5, v7
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v4, v7, v6
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v4, v4, v5, v7
+; GFX6-IEEE-NEXT: v_div_scale_f32 v5, s[4:5], v3, v3, v1
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v6, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, vcc, v1, v3, v1
+; GFX6-IEEE-NEXT: v_fma_f32 v4, -v5, v6, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v4, v6, v6
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v6, v2, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v7, -v5, v6, v2
+; GFX6-IEEE-NEXT: v_fma_f32 v6, v7, v4, v6
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v5, v6, v2
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v6
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v3, v1
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_fdiv_v2f32_ulp25:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: s_mov_b32 s4, 0x6f800000
+; GCN-FLUSH-NEXT: v_mov_b32_e32 v4, 0x2f800000
+; GCN-FLUSH-NEXT: v_cmp_gt_f32_e64 vcc, |v2|, s4
+; GCN-FLUSH-NEXT: v_cndmask_b32_e32 v5, 1.0, v4, vcc
+; GCN-FLUSH-NEXT: v_cmp_gt_f32_e64 vcc, |v3|, s4
+; GCN-FLUSH-NEXT: v_cndmask_b32_e32 v4, 1.0, v4, vcc
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v2, v2, v5
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v3, v3, v4
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v2, v2
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v3, v3
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v0, v2
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v1, v1, v3
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v5, v0
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v1, v4, v1
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-IEEE-LABEL: v_fdiv_v2f32_ulp25:
+; GFX89-IEEE: ; %bb.0:
+; GFX89-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-IEEE-NEXT: v_div_scale_f32 v4, s[4:5], v2, v2, v0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v5, s[4:5], v3, v3, v1
+; GFX89-IEEE-NEXT: v_div_scale_f32 v6, vcc, v0, v2, v0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v7, s[4:5], v1, v3, v1
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v8, v4
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v9, v5
+; GFX89-IEEE-NEXT: v_fma_f32 v10, -v4, v8, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v11, -v5, v9, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v8, v10, v8, v8
+; GFX89-IEEE-NEXT: v_fma_f32 v9, v11, v9, v9
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v10, v6, v8
+; GFX89-IEEE-NEXT: v_fma_f32 v12, -v4, v10, v6
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v11, v7, v9
+; GFX89-IEEE-NEXT: v_fma_f32 v13, -v5, v11, v7
+; GFX89-IEEE-NEXT: v_fma_f32 v10, v12, v8, v10
+; GFX89-IEEE-NEXT: v_fma_f32 v4, -v4, v10, v6
+; GFX89-IEEE-NEXT: v_fma_f32 v11, v13, v9, v11
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v4, v4, v8, v10
+; GFX89-IEEE-NEXT: v_fma_f32 v5, -v5, v11, v7
+; GFX89-IEEE-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v5, v5, v9, v11
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v0, v4, v2, v0
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v1, v5, v3, v1
+; GFX89-IEEE-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x float> %a, %b, !fpmath !0
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_rcp_v2f32(<2 x float> %x) {
+; GFX6-IEEE-LABEL: v_rcp_v2f32:
+; GFX6-IEEE: ; %bb.0:
+; GFX6-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v0, v0, 1.0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v3, v2
+; GFX6-IEEE-NEXT: v_div_scale_f32 v4, vcc, 1.0, v0, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v2, v3, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v3, v5, v3, v3
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v4, v3
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v3, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v2, v5, v4
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v3, v5
+; GFX6-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v1, v1, 1.0
+; GFX6-IEEE-NEXT: v_rcp_f32_e32 v4, v3
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v0, v2, v0, 1.0
+; GFX6-IEEE-NEXT: v_div_scale_f32 v2, vcc, 1.0, v1, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v5, -v3, v4, 1.0
+; GFX6-IEEE-NEXT: v_fma_f32 v4, v5, v4, v4
+; GFX6-IEEE-NEXT: v_mul_f32_e32 v5, v2, v4
+; GFX6-IEEE-NEXT: v_fma_f32 v6, -v3, v5, v2
+; GFX6-IEEE-NEXT: v_fma_f32 v5, v6, v4, v5
+; GFX6-IEEE-NEXT: v_fma_f32 v2, -v3, v5, v2
+; GFX6-IEEE-NEXT: v_div_fmas_f32 v2, v2, v4, v5
+; GFX6-IEEE-NEXT: v_div_fixup_f32 v1, v2, v1, 1.0
+; GFX6-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_rcp_v2f32:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX89-IEEE-LABEL: v_rcp_v2f32:
+; GFX89-IEEE: ; %bb.0:
+; GFX89-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX89-IEEE-NEXT: v_div_scale_f32 v2, s[4:5], v0, v0, 1.0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v3, s[4:5], v1, v1, 1.0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v4, vcc, 1.0, v0, 1.0
+; GFX89-IEEE-NEXT: v_div_scale_f32 v5, s[4:5], 1.0, v1, 1.0
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v6, v2
+; GFX89-IEEE-NEXT: v_rcp_f32_e32 v7, v3
+; GFX89-IEEE-NEXT: v_fma_f32 v8, -v2, v6, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v9, -v3, v7, 1.0
+; GFX89-IEEE-NEXT: v_fma_f32 v6, v8, v6, v6
+; GFX89-IEEE-NEXT: v_fma_f32 v7, v9, v7, v7
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v8, v4, v6
+; GFX89-IEEE-NEXT: v_fma_f32 v10, -v2, v8, v4
+; GFX89-IEEE-NEXT: v_mul_f32_e32 v9, v5, v7
+; GFX89-IEEE-NEXT: v_fma_f32 v11, -v3, v9, v5
+; GFX89-IEEE-NEXT: v_fma_f32 v8, v10, v6, v8
+; GFX89-IEEE-NEXT: v_fma_f32 v2, -v2, v8, v4
+; GFX89-IEEE-NEXT: v_fma_f32 v9, v11, v7, v9
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v2, v2, v6, v8
+; GFX89-IEEE-NEXT: v_fma_f32 v3, -v3, v9, v5
+; GFX89-IEEE-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX89-IEEE-NEXT: v_div_fmas_f32 v3, v3, v7, v9
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v0, v2, v0, 1.0
+; GFX89-IEEE-NEXT: v_div_fixup_f32 v1, v3, v1, 1.0
+; GFX89-IEEE-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x float> <float 1.0, float 1.0>, %x
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_rcp_v2f32_arcp(<2 x float> %x) {
+; GCN-LABEL: v_rcp_v2f32_arcp:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp <2 x float> <float 1.0, float 1.0>, %x
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_rcp_v2f32_arcp_afn(<2 x float> %x) {
+; GCN-LABEL: v_rcp_v2f32_arcp_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp afn <2 x float> <float 1.0, float 1.0>, %x
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_rcp_v2f32_ulp25(<2 x float> %x) {
+; GCN-IEEE-LABEL: v_rcp_v2f32_ulp25:
+; GCN-IEEE: ; %bb.0:
+; GCN-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-IEEE-NEXT: s_mov_b32 s4, 0x6f800000
+; GCN-IEEE-NEXT: v_mov_b32_e32 v2, 0x2f800000
+; GCN-IEEE-NEXT: v_cmp_gt_f32_e64 vcc, |v0|, s4
+; GCN-IEEE-NEXT: v_cndmask_b32_e32 v3, 1.0, v2, vcc
+; GCN-IEEE-NEXT: v_cmp_gt_f32_e64 vcc, |v1|, s4
+; GCN-IEEE-NEXT: v_cndmask_b32_e32 v2, 1.0, v2, vcc
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, v0, v3
+; GCN-IEEE-NEXT: v_mul_f32_e32 v1, v1, v2
+; GCN-IEEE-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-IEEE-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, 1.0, v0
+; GCN-IEEE-NEXT: v_mul_f32_e32 v1, 1.0, v1
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, v3, v0
+; GCN-IEEE-NEXT: v_mul_f32_e32 v1, v2, v1
+; GCN-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_rcp_v2f32_ulp25:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v0, v0
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v1, v1
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x float> <float 1.0, float 1.0>, %x, !fpmath !0
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_fdiv_v2f32_afn_ulp25(<2 x float> %a, <2 x float> %b) {
+; GCN-LABEL: v_fdiv_v2f32_afn_ulp25:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v2, v2
+; GCN-NEXT: v_rcp_f32_e32 v3, v3
+; GCN-NEXT: v_mul_f32_e32 v0, v0, v2
+; GCN-NEXT: v_mul_f32_e32 v1, v1, v3
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn <2 x float> %a, %b, !fpmath !0
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_fdiv_v2f32_arcp_ulp25(<2 x float> %a, <2 x float> %b) {
+; GCN-IEEE-LABEL: v_fdiv_v2f32_arcp_ulp25:
+; GCN-IEEE: ; %bb.0:
+; GCN-IEEE-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-IEEE-NEXT: v_rcp_f32_e32 v2, v2
+; GCN-IEEE-NEXT: v_rcp_f32_e32 v3, v3
+; GCN-IEEE-NEXT: v_mul_f32_e32 v0, v0, v2
+; GCN-IEEE-NEXT: v_mul_f32_e32 v1, v1, v3
+; GCN-IEEE-NEXT: s_setpc_b64 s[30:31]
+;
+; GCN-FLUSH-LABEL: v_fdiv_v2f32_arcp_ulp25:
+; GCN-FLUSH: ; %bb.0:
+; GCN-FLUSH-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-FLUSH-NEXT: s_mov_b32 s4, 0x6f800000
+; GCN-FLUSH-NEXT: v_mov_b32_e32 v4, 0x2f800000
+; GCN-FLUSH-NEXT: v_cmp_gt_f32_e64 vcc, |v2|, s4
+; GCN-FLUSH-NEXT: v_cndmask_b32_e32 v5, 1.0, v4, vcc
+; GCN-FLUSH-NEXT: v_cmp_gt_f32_e64 vcc, |v3|, s4
+; GCN-FLUSH-NEXT: v_cndmask_b32_e32 v4, 1.0, v4, vcc
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v2, v2, v5
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v3, v3, v4
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v2, v2
+; GCN-FLUSH-NEXT: v_rcp_f32_e32 v3, v3
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v0, v2
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v1, v1, v3
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v0, v5, v0
+; GCN-FLUSH-NEXT: v_mul_f32_e32 v1, v4, v1
+; GCN-FLUSH-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp <2 x float> %a, %b, !fpmath !0
+ ret <2 x float> %fdiv
+}
+
+define <2 x float> @v_fdiv_v2f32_arcp_afn_ulp25(<2 x float> %a, <2 x float> %b) {
+; GCN-LABEL: v_fdiv_v2f32_arcp_afn_ulp25:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f32_e32 v2, v2
+; GCN-NEXT: v_rcp_f32_e32 v3, v3
+; GCN-NEXT: v_mul_f32_e32 v0, v0, v2
+; GCN-NEXT: v_mul_f32_e32 v1, v1, v3
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn arcp <2 x float> %a, %b, !fpmath !0
+ ret <2 x float> %fdiv
+}
+
+!0 = !{float 2.500000e+00}
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f64.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f64.ll
new file mode 100644
index 000000000000..4216892e1dd5
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/fdiv.f64.ll
@@ -0,0 +1,990 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX6 %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=tahiti -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX6 %s
+
+; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX8 %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=fiji -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX8 %s
+
+; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=ieee -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX9 %s
+; RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -denormal-fp-math=preserve-sign -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX9 %s
+
+define double @v_fdiv_f64(double %a, double %b) {
+; GFX6-LABEL: v_fdiv_f64:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX6-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[0:1], v[2:3], v[0:1]
+; GFX6-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v1, v11
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v3, v5
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_mul_f64 v[8:9], v[10:11], v[6:7]
+; GFX6-NEXT: v_fma_f64 v[4:5], -v[4:5], v[8:9], v[10:11]
+; GFX6-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[8:9]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_f64:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX8-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX8-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX8-NEXT: v_div_scale_f64 v[8:9], vcc, v[0:1], v[2:3], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[10:11], -v[4:5], v[6:7], 1.0
+; GFX8-NEXT: v_fma_f64 v[6:7], v[6:7], v[10:11], v[6:7]
+; GFX8-NEXT: v_mul_f64 v[10:11], v[8:9], v[6:7]
+; GFX8-NEXT: v_fma_f64 v[4:5], -v[4:5], v[10:11], v[8:9]
+; GFX8-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[10:11]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_f64:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX9-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX9-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX9-NEXT: v_div_scale_f64 v[8:9], vcc, v[0:1], v[2:3], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[10:11], -v[4:5], v[6:7], 1.0
+; GFX9-NEXT: v_fma_f64 v[6:7], v[6:7], v[10:11], v[6:7]
+; GFX9-NEXT: v_mul_f64 v[10:11], v[8:9], v[6:7]
+; GFX9-NEXT: v_fma_f64 v[4:5], -v[4:5], v[10:11], v[8:9]
+; GFX9-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[10:11]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv double %a, %b
+ ret double %fdiv
+}
+
+define double @v_fdiv_f64_afn(double %a, double %b) {
+; GCN-LABEL: v_fdiv_f64_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f64_e32 v[2:3], v[2:3]
+; GCN-NEXT: v_mul_f64 v[0:1], v[0:1], v[2:3]
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn double %a, %b
+ ret double %fdiv
+}
+
+define double @v_fdiv_f64_ulp25(double %a, double %b) {
+; GFX6-LABEL: v_fdiv_f64_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX6-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[0:1], v[2:3], v[0:1]
+; GFX6-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v1, v11
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v3, v5
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_mul_f64 v[8:9], v[10:11], v[6:7]
+; GFX6-NEXT: v_fma_f64 v[4:5], -v[4:5], v[8:9], v[10:11]
+; GFX6-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[8:9]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_f64_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX8-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX8-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX8-NEXT: v_div_scale_f64 v[8:9], vcc, v[0:1], v[2:3], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[10:11], -v[4:5], v[6:7], 1.0
+; GFX8-NEXT: v_fma_f64 v[6:7], v[6:7], v[10:11], v[6:7]
+; GFX8-NEXT: v_mul_f64 v[10:11], v[8:9], v[6:7]
+; GFX8-NEXT: v_fma_f64 v[4:5], -v[4:5], v[10:11], v[8:9]
+; GFX8-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[10:11]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_f64_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX9-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX9-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX9-NEXT: v_div_scale_f64 v[8:9], vcc, v[0:1], v[2:3], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[10:11], -v[4:5], v[6:7], 1.0
+; GFX9-NEXT: v_fma_f64 v[6:7], v[6:7], v[10:11], v[6:7]
+; GFX9-NEXT: v_mul_f64 v[10:11], v[8:9], v[6:7]
+; GFX9-NEXT: v_fma_f64 v[4:5], -v[4:5], v[10:11], v[8:9]
+; GFX9-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[10:11]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv double %a, %b, !fpmath !0
+ ret double %fdiv
+}
+
+define double @v_rcp_f64(double %x) {
+; GFX6-LABEL: v_rcp_f64:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], 1.0, v[0:1], 1.0
+; GFX6-NEXT: v_mov_b32_e32 v10, 0x3ff00000
+; GFX6-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v10, v9
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v1, v3
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX6-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX6-NEXT: v_mul_f64 v[6:7], v[8:9], v[4:5]
+; GFX6-NEXT: v_fma_f64 v[2:3], -v[2:3], v[6:7], v[8:9]
+; GFX6-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[6:7]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_f64:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX8-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX8-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX8-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX8-NEXT: v_div_scale_f64 v[6:7], vcc, 1.0, v[0:1], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[2:3], v[4:5], 1.0
+; GFX8-NEXT: v_fma_f64 v[4:5], v[4:5], v[8:9], v[4:5]
+; GFX8-NEXT: v_mul_f64 v[8:9], v[6:7], v[4:5]
+; GFX8-NEXT: v_fma_f64 v[2:3], -v[2:3], v[8:9], v[6:7]
+; GFX8-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[8:9]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_f64:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX9-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX9-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX9-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX9-NEXT: v_div_scale_f64 v[6:7], vcc, 1.0, v[0:1], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[2:3], v[4:5], 1.0
+; GFX9-NEXT: v_fma_f64 v[4:5], v[4:5], v[8:9], v[4:5]
+; GFX9-NEXT: v_mul_f64 v[8:9], v[6:7], v[4:5]
+; GFX9-NEXT: v_fma_f64 v[2:3], -v[2:3], v[8:9], v[6:7]
+; GFX9-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[8:9]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv double 1.0, %x
+ ret double %fdiv
+}
+
+define double @v_rcp_f64_arcp(double %x) {
+; GFX6-LABEL: v_rcp_f64_arcp:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], 1.0, v[0:1], 1.0
+; GFX6-NEXT: v_mov_b32_e32 v10, 0x3ff00000
+; GFX6-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v10, v9
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v1, v3
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX6-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX6-NEXT: v_mul_f64 v[6:7], v[8:9], v[4:5]
+; GFX6-NEXT: v_fma_f64 v[2:3], -v[2:3], v[6:7], v[8:9]
+; GFX6-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[6:7]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_f64_arcp:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX8-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX8-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX8-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX8-NEXT: v_div_scale_f64 v[6:7], vcc, 1.0, v[0:1], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[2:3], v[4:5], 1.0
+; GFX8-NEXT: v_fma_f64 v[4:5], v[4:5], v[8:9], v[4:5]
+; GFX8-NEXT: v_mul_f64 v[8:9], v[6:7], v[4:5]
+; GFX8-NEXT: v_fma_f64 v[2:3], -v[2:3], v[8:9], v[6:7]
+; GFX8-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[8:9]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_f64_arcp:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX9-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX9-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX9-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX9-NEXT: v_div_scale_f64 v[6:7], vcc, 1.0, v[0:1], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[2:3], v[4:5], 1.0
+; GFX9-NEXT: v_fma_f64 v[4:5], v[4:5], v[8:9], v[4:5]
+; GFX9-NEXT: v_mul_f64 v[8:9], v[6:7], v[4:5]
+; GFX9-NEXT: v_fma_f64 v[2:3], -v[2:3], v[8:9], v[6:7]
+; GFX9-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[8:9]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp double 1.0, %x
+ ret double %fdiv
+}
+
+define double @v_rcp_f64_arcp_afn(double %x) {
+; GCN-LABEL: v_rcp_f64_arcp_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f64_e32 v[0:1], v[0:1]
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp afn double 1.0, %x
+ ret double %fdiv
+}
+
+define double @v_rcp_f64_ulp25(double %x) {
+; GFX6-LABEL: v_rcp_f64_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], 1.0, v[0:1], 1.0
+; GFX6-NEXT: v_mov_b32_e32 v10, 0x3ff00000
+; GFX6-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v10, v9
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v1, v3
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX6-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX6-NEXT: v_mul_f64 v[6:7], v[8:9], v[4:5]
+; GFX6-NEXT: v_fma_f64 v[2:3], -v[2:3], v[6:7], v[8:9]
+; GFX6-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[6:7]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_f64_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX8-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX8-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX8-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX8-NEXT: v_div_scale_f64 v[6:7], vcc, 1.0, v[0:1], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[2:3], v[4:5], 1.0
+; GFX8-NEXT: v_fma_f64 v[4:5], v[4:5], v[8:9], v[4:5]
+; GFX8-NEXT: v_mul_f64 v[8:9], v[6:7], v[4:5]
+; GFX8-NEXT: v_fma_f64 v[2:3], -v[2:3], v[8:9], v[6:7]
+; GFX8-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[8:9]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_f64_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[2:3], s[4:5], v[0:1], v[0:1], 1.0
+; GFX9-NEXT: v_rcp_f64_e32 v[4:5], v[2:3]
+; GFX9-NEXT: v_fma_f64 v[6:7], -v[2:3], v[4:5], 1.0
+; GFX9-NEXT: v_fma_f64 v[4:5], v[4:5], v[6:7], v[4:5]
+; GFX9-NEXT: v_div_scale_f64 v[6:7], vcc, 1.0, v[0:1], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[2:3], v[4:5], 1.0
+; GFX9-NEXT: v_fma_f64 v[4:5], v[4:5], v[8:9], v[4:5]
+; GFX9-NEXT: v_mul_f64 v[8:9], v[6:7], v[4:5]
+; GFX9-NEXT: v_fma_f64 v[2:3], -v[2:3], v[8:9], v[6:7]
+; GFX9-NEXT: v_div_fmas_f64 v[2:3], v[2:3], v[4:5], v[8:9]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[2:3], v[0:1], 1.0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv double 1.0, %x, !fpmath !0
+ ret double %fdiv
+}
+
+define double @v_fdiv_f64_afn_ulp25(double %a, double %b) {
+; GCN-LABEL: v_fdiv_f64_afn_ulp25:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f64_e32 v[2:3], v[2:3]
+; GCN-NEXT: v_mul_f64 v[0:1], v[0:1], v[2:3]
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn double %a, %b, !fpmath !0
+ ret double %fdiv
+}
+
+define double @v_fdiv_f64_arcp_ulp25(double %a, double %b) {
+; GFX6-LABEL: v_fdiv_f64_arcp_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX6-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[0:1], v[2:3], v[0:1]
+; GFX6-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v1, v11
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v3, v5
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_mul_f64 v[8:9], v[10:11], v[6:7]
+; GFX6-NEXT: v_fma_f64 v[4:5], -v[4:5], v[8:9], v[10:11]
+; GFX6-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[8:9]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_f64_arcp_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX8-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX8-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX8-NEXT: v_div_scale_f64 v[8:9], vcc, v[0:1], v[2:3], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[10:11], -v[4:5], v[6:7], 1.0
+; GFX8-NEXT: v_fma_f64 v[6:7], v[6:7], v[10:11], v[6:7]
+; GFX8-NEXT: v_mul_f64 v[10:11], v[8:9], v[6:7]
+; GFX8-NEXT: v_fma_f64 v[4:5], -v[4:5], v[10:11], v[8:9]
+; GFX8-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[10:11]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_f64_arcp_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[2:3], v[2:3], v[0:1]
+; GFX9-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX9-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX9-NEXT: v_div_scale_f64 v[8:9], vcc, v[0:1], v[2:3], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[10:11], -v[4:5], v[6:7], 1.0
+; GFX9-NEXT: v_fma_f64 v[6:7], v[6:7], v[10:11], v[6:7]
+; GFX9-NEXT: v_mul_f64 v[10:11], v[8:9], v[6:7]
+; GFX9-NEXT: v_fma_f64 v[4:5], -v[4:5], v[10:11], v[8:9]
+; GFX9-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[6:7], v[10:11]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[2:3], v[0:1]
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp double %a, %b, !fpmath !0
+ ret double %fdiv
+}
+
+define <2 x double> @v_fdiv_v2f64(<2 x double> %a, <2 x double> %b) {
+; GFX6-LABEL: v_fdiv_v2f64:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX6-NEXT: v_div_scale_f64 v[14:15], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX6-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[0:1], v[4:5], v[0:1]
+; GFX6-NEXT: v_rcp_f64_e32 v[10:11], v[8:9]
+; GFX6-NEXT: v_rcp_f64_e32 v[16:17], v[14:15]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v1, v19
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v5, v9
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[8:9], v[10:11], 1.0
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], v[10:11], v[12:13], v[10:11]
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v7, v15
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[8:9], v[10:11], 1.0
+; GFX6-NEXT: v_fma_f64 v[10:11], v[10:11], v[12:13], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[14:15], v[16:17], 1.0
+; GFX6-NEXT: v_fma_f64 v[12:13], v[16:17], v[12:13], v[16:17]
+; GFX6-NEXT: v_mul_f64 v[16:17], v[18:19], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[18:19], -v[8:9], v[16:17], v[18:19]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[14:15], v[12:13], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[10:11], v[18:19], v[10:11], v[16:17]
+; GFX6-NEXT: v_fma_f64 v[8:9], v[12:13], v[8:9], v[12:13]
+; GFX6-NEXT: v_div_scale_f64 v[12:13], s[6:7], v[2:3], v[6:7], v[2:3]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[10:11], v[4:5], v[0:1]
+; GFX6-NEXT: v_mul_f64 v[16:17], v[12:13], v[8:9]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v3, v13
+; GFX6-NEXT: v_fma_f64 v[18:19], -v[14:15], v[16:17], v[12:13]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: s_nop 1
+; GFX6-NEXT: v_div_fmas_f64 v[8:9], v[18:19], v[8:9], v[16:17]
+; GFX6-NEXT: v_div_fixup_f64 v[2:3], v[8:9], v[6:7], v[2:3]
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f64:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX8-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX8-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX8-NEXT: v_rcp_f64_e32 v[14:15], v[10:11]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX8-NEXT: v_fma_f64 v[18:19], -v[10:11], v[14:15], 1.0
+; GFX8-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[14:15], v[14:15], v[18:19], v[14:15]
+; GFX8-NEXT: v_div_scale_f64 v[18:19], vcc, v[0:1], v[4:5], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX8-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[10:11], v[14:15], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], v[14:15], v[16:17], v[14:15]
+; GFX8-NEXT: v_mul_f64 v[16:17], v[18:19], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[8:9], v[16:17], v[18:19]
+; GFX8-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[2:3], v[6:7], v[2:3]
+; GFX8-NEXT: v_div_fmas_f64 v[8:9], v[8:9], v[12:13], v[16:17]
+; GFX8-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX8-NEXT: v_mul_f64 v[20:21], v[18:19], v[14:15]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[8:9], v[4:5], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[10:11], -v[10:11], v[20:21], v[18:19]
+; GFX8-NEXT: v_div_fmas_f64 v[10:11], v[10:11], v[14:15], v[20:21]
+; GFX8-NEXT: v_div_fixup_f64 v[2:3], v[10:11], v[6:7], v[2:3]
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f64:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX9-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX9-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX9-NEXT: v_rcp_f64_e32 v[14:15], v[10:11]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX9-NEXT: v_fma_f64 v[18:19], -v[10:11], v[14:15], 1.0
+; GFX9-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[14:15], v[14:15], v[18:19], v[14:15]
+; GFX9-NEXT: v_div_scale_f64 v[18:19], vcc, v[0:1], v[4:5], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX9-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[10:11], v[14:15], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], v[14:15], v[16:17], v[14:15]
+; GFX9-NEXT: v_mul_f64 v[16:17], v[18:19], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[8:9], v[16:17], v[18:19]
+; GFX9-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[2:3], v[6:7], v[2:3]
+; GFX9-NEXT: v_div_fmas_f64 v[8:9], v[8:9], v[12:13], v[16:17]
+; GFX9-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX9-NEXT: v_mul_f64 v[20:21], v[18:19], v[14:15]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[8:9], v[4:5], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[10:11], -v[10:11], v[20:21], v[18:19]
+; GFX9-NEXT: v_div_fmas_f64 v[10:11], v[10:11], v[14:15], v[20:21]
+; GFX9-NEXT: v_div_fixup_f64 v[2:3], v[10:11], v[6:7], v[2:3]
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x double> %a, %b
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_fdiv_v2f64_afn(<2 x double> %a, <2 x double> %b) {
+; GCN-LABEL: v_fdiv_v2f64_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f64_e32 v[4:5], v[4:5]
+; GCN-NEXT: v_rcp_f64_e32 v[6:7], v[6:7]
+; GCN-NEXT: v_mul_f64 v[0:1], v[0:1], v[4:5]
+; GCN-NEXT: v_mul_f64 v[2:3], v[2:3], v[6:7]
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn <2 x double> %a, %b
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_fdiv_v2f64_ulp25(<2 x double> %a, <2 x double> %b) {
+; GFX6-LABEL: v_fdiv_v2f64_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX6-NEXT: v_div_scale_f64 v[14:15], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX6-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[0:1], v[4:5], v[0:1]
+; GFX6-NEXT: v_rcp_f64_e32 v[10:11], v[8:9]
+; GFX6-NEXT: v_rcp_f64_e32 v[16:17], v[14:15]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v1, v19
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v5, v9
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[8:9], v[10:11], 1.0
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], v[10:11], v[12:13], v[10:11]
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v7, v15
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[8:9], v[10:11], 1.0
+; GFX6-NEXT: v_fma_f64 v[10:11], v[10:11], v[12:13], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[14:15], v[16:17], 1.0
+; GFX6-NEXT: v_fma_f64 v[12:13], v[16:17], v[12:13], v[16:17]
+; GFX6-NEXT: v_mul_f64 v[16:17], v[18:19], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[18:19], -v[8:9], v[16:17], v[18:19]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[14:15], v[12:13], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[10:11], v[18:19], v[10:11], v[16:17]
+; GFX6-NEXT: v_fma_f64 v[8:9], v[12:13], v[8:9], v[12:13]
+; GFX6-NEXT: v_div_scale_f64 v[12:13], s[6:7], v[2:3], v[6:7], v[2:3]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[10:11], v[4:5], v[0:1]
+; GFX6-NEXT: v_mul_f64 v[16:17], v[12:13], v[8:9]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v3, v13
+; GFX6-NEXT: v_fma_f64 v[18:19], -v[14:15], v[16:17], v[12:13]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: s_nop 1
+; GFX6-NEXT: v_div_fmas_f64 v[8:9], v[18:19], v[8:9], v[16:17]
+; GFX6-NEXT: v_div_fixup_f64 v[2:3], v[8:9], v[6:7], v[2:3]
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f64_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX8-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX8-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX8-NEXT: v_rcp_f64_e32 v[14:15], v[10:11]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX8-NEXT: v_fma_f64 v[18:19], -v[10:11], v[14:15], 1.0
+; GFX8-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[14:15], v[14:15], v[18:19], v[14:15]
+; GFX8-NEXT: v_div_scale_f64 v[18:19], vcc, v[0:1], v[4:5], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX8-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[10:11], v[14:15], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], v[14:15], v[16:17], v[14:15]
+; GFX8-NEXT: v_mul_f64 v[16:17], v[18:19], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[8:9], v[16:17], v[18:19]
+; GFX8-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[2:3], v[6:7], v[2:3]
+; GFX8-NEXT: v_div_fmas_f64 v[8:9], v[8:9], v[12:13], v[16:17]
+; GFX8-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX8-NEXT: v_mul_f64 v[20:21], v[18:19], v[14:15]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[8:9], v[4:5], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[10:11], -v[10:11], v[20:21], v[18:19]
+; GFX8-NEXT: v_div_fmas_f64 v[10:11], v[10:11], v[14:15], v[20:21]
+; GFX8-NEXT: v_div_fixup_f64 v[2:3], v[10:11], v[6:7], v[2:3]
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f64_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX9-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX9-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX9-NEXT: v_rcp_f64_e32 v[14:15], v[10:11]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX9-NEXT: v_fma_f64 v[18:19], -v[10:11], v[14:15], 1.0
+; GFX9-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[14:15], v[14:15], v[18:19], v[14:15]
+; GFX9-NEXT: v_div_scale_f64 v[18:19], vcc, v[0:1], v[4:5], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX9-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[10:11], v[14:15], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], v[14:15], v[16:17], v[14:15]
+; GFX9-NEXT: v_mul_f64 v[16:17], v[18:19], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[8:9], v[16:17], v[18:19]
+; GFX9-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[2:3], v[6:7], v[2:3]
+; GFX9-NEXT: v_div_fmas_f64 v[8:9], v[8:9], v[12:13], v[16:17]
+; GFX9-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX9-NEXT: v_mul_f64 v[20:21], v[18:19], v[14:15]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[8:9], v[4:5], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[10:11], -v[10:11], v[20:21], v[18:19]
+; GFX9-NEXT: v_div_fmas_f64 v[10:11], v[10:11], v[14:15], v[20:21]
+; GFX9-NEXT: v_div_fixup_f64 v[2:3], v[10:11], v[6:7], v[2:3]
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x double> %a, %b, !fpmath !0
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_rcp_v2f64(<2 x double> %x) {
+; GFX6-LABEL: v_rcp_v2f64:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX6-NEXT: v_div_scale_f64 v[10:11], s[4:5], 1.0, v[0:1], 1.0
+; GFX6-NEXT: v_mov_b32_e32 v18, 0x3ff00000
+; GFX6-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v18, v11
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[2:3], v[2:3], 1.0
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v1, v5
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[12:13], v[6:7]
+; GFX6-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX6-NEXT: v_mul_f64 v[14:15], v[10:11], v[6:7]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], -v[4:5], v[14:15], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[6:7], v[10:11], v[6:7], v[14:15]
+; GFX6-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX6-NEXT: v_div_scale_f64 v[16:17], s[6:7], 1.0, v[2:3], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], -v[8:9], v[12:13], 1.0
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v3, v9
+; GFX6-NEXT: v_fma_f64 v[4:5], v[12:13], v[4:5], v[12:13]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v18, v17
+; GFX6-NEXT: v_mul_f64 v[12:13], v[16:17], v[4:5]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], -v[8:9], v[12:13], v[16:17]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[6:7], v[0:1], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[4:5], v[10:11], v[4:5], v[12:13]
+; GFX6-NEXT: v_div_fixup_f64 v[2:3], v[4:5], v[2:3], 1.0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_v2f64:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX8-NEXT: v_div_scale_f64 v[6:7], s[4:5], v[2:3], v[2:3], 1.0
+; GFX8-NEXT: v_div_scale_f64 v[16:17], s[4:5], 1.0, v[2:3], 1.0
+; GFX8-NEXT: v_rcp_f64_e32 v[8:9], v[4:5]
+; GFX8-NEXT: v_rcp_f64_e32 v[10:11], v[6:7]
+; GFX8-NEXT: v_fma_f64 v[12:13], -v[4:5], v[8:9], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], -v[6:7], v[10:11], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], v[8:9], v[12:13], v[8:9]
+; GFX8-NEXT: v_fma_f64 v[10:11], v[10:11], v[14:15], v[10:11]
+; GFX8-NEXT: v_div_scale_f64 v[12:13], vcc, 1.0, v[0:1], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], -v[4:5], v[8:9], 1.0
+; GFX8-NEXT: v_fma_f64 v[18:19], -v[6:7], v[10:11], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], v[8:9], v[14:15], v[8:9]
+; GFX8-NEXT: v_fma_f64 v[10:11], v[10:11], v[18:19], v[10:11]
+; GFX8-NEXT: v_mul_f64 v[14:15], v[12:13], v[8:9]
+; GFX8-NEXT: v_mul_f64 v[18:19], v[16:17], v[10:11]
+; GFX8-NEXT: v_fma_f64 v[4:5], -v[4:5], v[14:15], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[6:7], -v[6:7], v[18:19], v[16:17]
+; GFX8-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[8:9], v[14:15]
+; GFX8-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX8-NEXT: v_div_fmas_f64 v[6:7], v[6:7], v[10:11], v[18:19]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[0:1], 1.0
+; GFX8-NEXT: v_div_fixup_f64 v[2:3], v[6:7], v[2:3], 1.0
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_v2f64:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX9-NEXT: v_div_scale_f64 v[6:7], s[4:5], v[2:3], v[2:3], 1.0
+; GFX9-NEXT: v_div_scale_f64 v[16:17], s[4:5], 1.0, v[2:3], 1.0
+; GFX9-NEXT: v_rcp_f64_e32 v[8:9], v[4:5]
+; GFX9-NEXT: v_rcp_f64_e32 v[10:11], v[6:7]
+; GFX9-NEXT: v_fma_f64 v[12:13], -v[4:5], v[8:9], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], -v[6:7], v[10:11], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], v[8:9], v[12:13], v[8:9]
+; GFX9-NEXT: v_fma_f64 v[10:11], v[10:11], v[14:15], v[10:11]
+; GFX9-NEXT: v_div_scale_f64 v[12:13], vcc, 1.0, v[0:1], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], -v[4:5], v[8:9], 1.0
+; GFX9-NEXT: v_fma_f64 v[18:19], -v[6:7], v[10:11], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], v[8:9], v[14:15], v[8:9]
+; GFX9-NEXT: v_fma_f64 v[10:11], v[10:11], v[18:19], v[10:11]
+; GFX9-NEXT: v_mul_f64 v[14:15], v[12:13], v[8:9]
+; GFX9-NEXT: v_mul_f64 v[18:19], v[16:17], v[10:11]
+; GFX9-NEXT: v_fma_f64 v[4:5], -v[4:5], v[14:15], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[6:7], -v[6:7], v[18:19], v[16:17]
+; GFX9-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[8:9], v[14:15]
+; GFX9-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX9-NEXT: v_div_fmas_f64 v[6:7], v[6:7], v[10:11], v[18:19]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[0:1], 1.0
+; GFX9-NEXT: v_div_fixup_f64 v[2:3], v[6:7], v[2:3], 1.0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x double> <double 1.0, double 1.0>, %x
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_rcp_v2f64_arcp(<2 x double> %x) {
+; GFX6-LABEL: v_rcp_v2f64_arcp:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX6-NEXT: v_div_scale_f64 v[10:11], s[4:5], 1.0, v[0:1], 1.0
+; GFX6-NEXT: v_mov_b32_e32 v18, 0x3ff00000
+; GFX6-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v18, v11
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[2:3], v[2:3], 1.0
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v1, v5
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[12:13], v[6:7]
+; GFX6-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX6-NEXT: v_mul_f64 v[14:15], v[10:11], v[6:7]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], -v[4:5], v[14:15], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[6:7], v[10:11], v[6:7], v[14:15]
+; GFX6-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX6-NEXT: v_div_scale_f64 v[16:17], s[6:7], 1.0, v[2:3], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], -v[8:9], v[12:13], 1.0
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v3, v9
+; GFX6-NEXT: v_fma_f64 v[4:5], v[12:13], v[4:5], v[12:13]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v18, v17
+; GFX6-NEXT: v_mul_f64 v[12:13], v[16:17], v[4:5]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], -v[8:9], v[12:13], v[16:17]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[6:7], v[0:1], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[4:5], v[10:11], v[4:5], v[12:13]
+; GFX6-NEXT: v_div_fixup_f64 v[2:3], v[4:5], v[2:3], 1.0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_v2f64_arcp:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX8-NEXT: v_div_scale_f64 v[6:7], s[4:5], v[2:3], v[2:3], 1.0
+; GFX8-NEXT: v_div_scale_f64 v[16:17], s[4:5], 1.0, v[2:3], 1.0
+; GFX8-NEXT: v_rcp_f64_e32 v[8:9], v[4:5]
+; GFX8-NEXT: v_rcp_f64_e32 v[10:11], v[6:7]
+; GFX8-NEXT: v_fma_f64 v[12:13], -v[4:5], v[8:9], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], -v[6:7], v[10:11], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], v[8:9], v[12:13], v[8:9]
+; GFX8-NEXT: v_fma_f64 v[10:11], v[10:11], v[14:15], v[10:11]
+; GFX8-NEXT: v_div_scale_f64 v[12:13], vcc, 1.0, v[0:1], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], -v[4:5], v[8:9], 1.0
+; GFX8-NEXT: v_fma_f64 v[18:19], -v[6:7], v[10:11], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], v[8:9], v[14:15], v[8:9]
+; GFX8-NEXT: v_fma_f64 v[10:11], v[10:11], v[18:19], v[10:11]
+; GFX8-NEXT: v_mul_f64 v[14:15], v[12:13], v[8:9]
+; GFX8-NEXT: v_mul_f64 v[18:19], v[16:17], v[10:11]
+; GFX8-NEXT: v_fma_f64 v[4:5], -v[4:5], v[14:15], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[6:7], -v[6:7], v[18:19], v[16:17]
+; GFX8-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[8:9], v[14:15]
+; GFX8-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX8-NEXT: v_div_fmas_f64 v[6:7], v[6:7], v[10:11], v[18:19]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[0:1], 1.0
+; GFX8-NEXT: v_div_fixup_f64 v[2:3], v[6:7], v[2:3], 1.0
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_v2f64_arcp:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX9-NEXT: v_div_scale_f64 v[6:7], s[4:5], v[2:3], v[2:3], 1.0
+; GFX9-NEXT: v_div_scale_f64 v[16:17], s[4:5], 1.0, v[2:3], 1.0
+; GFX9-NEXT: v_rcp_f64_e32 v[8:9], v[4:5]
+; GFX9-NEXT: v_rcp_f64_e32 v[10:11], v[6:7]
+; GFX9-NEXT: v_fma_f64 v[12:13], -v[4:5], v[8:9], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], -v[6:7], v[10:11], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], v[8:9], v[12:13], v[8:9]
+; GFX9-NEXT: v_fma_f64 v[10:11], v[10:11], v[14:15], v[10:11]
+; GFX9-NEXT: v_div_scale_f64 v[12:13], vcc, 1.0, v[0:1], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], -v[4:5], v[8:9], 1.0
+; GFX9-NEXT: v_fma_f64 v[18:19], -v[6:7], v[10:11], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], v[8:9], v[14:15], v[8:9]
+; GFX9-NEXT: v_fma_f64 v[10:11], v[10:11], v[18:19], v[10:11]
+; GFX9-NEXT: v_mul_f64 v[14:15], v[12:13], v[8:9]
+; GFX9-NEXT: v_mul_f64 v[18:19], v[16:17], v[10:11]
+; GFX9-NEXT: v_fma_f64 v[4:5], -v[4:5], v[14:15], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[6:7], -v[6:7], v[18:19], v[16:17]
+; GFX9-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[8:9], v[14:15]
+; GFX9-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX9-NEXT: v_div_fmas_f64 v[6:7], v[6:7], v[10:11], v[18:19]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[0:1], 1.0
+; GFX9-NEXT: v_div_fixup_f64 v[2:3], v[6:7], v[2:3], 1.0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp <2 x double> <double 1.0, double 1.0>, %x
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_rcp_v2f64_arcp_afn(<2 x double> %x) {
+; GCN-LABEL: v_rcp_v2f64_arcp_afn:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f64_e32 v[0:1], v[0:1]
+; GCN-NEXT: v_rcp_f64_e32 v[2:3], v[2:3]
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp afn <2 x double> <double 1.0, double 1.0>, %x
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_rcp_v2f64_ulp25(<2 x double> %x) {
+; GFX6-LABEL: v_rcp_v2f64_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX6-NEXT: v_div_scale_f64 v[10:11], s[4:5], 1.0, v[0:1], 1.0
+; GFX6-NEXT: v_mov_b32_e32 v18, 0x3ff00000
+; GFX6-NEXT: v_rcp_f64_e32 v[6:7], v[4:5]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v18, v11
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[8:9], v[6:7]
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[2:3], v[2:3], 1.0
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[4:5], v[6:7], 1.0
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v1, v5
+; GFX6-NEXT: v_fma_f64 v[6:7], v[6:7], v[12:13], v[6:7]
+; GFX6-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX6-NEXT: v_mul_f64 v[14:15], v[10:11], v[6:7]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], -v[4:5], v[14:15], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[6:7], v[10:11], v[6:7], v[14:15]
+; GFX6-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX6-NEXT: v_div_scale_f64 v[16:17], s[6:7], 1.0, v[2:3], 1.0
+; GFX6-NEXT: v_fma_f64 v[4:5], -v[8:9], v[12:13], 1.0
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v3, v9
+; GFX6-NEXT: v_fma_f64 v[4:5], v[12:13], v[4:5], v[12:13]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v18, v17
+; GFX6-NEXT: v_mul_f64 v[12:13], v[16:17], v[4:5]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], -v[8:9], v[12:13], v[16:17]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[6:7], v[0:1], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[4:5], v[10:11], v[4:5], v[12:13]
+; GFX6-NEXT: v_div_fixup_f64 v[2:3], v[4:5], v[2:3], 1.0
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_rcp_v2f64_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX8-NEXT: v_div_scale_f64 v[6:7], s[4:5], v[2:3], v[2:3], 1.0
+; GFX8-NEXT: v_div_scale_f64 v[16:17], s[4:5], 1.0, v[2:3], 1.0
+; GFX8-NEXT: v_rcp_f64_e32 v[8:9], v[4:5]
+; GFX8-NEXT: v_rcp_f64_e32 v[10:11], v[6:7]
+; GFX8-NEXT: v_fma_f64 v[12:13], -v[4:5], v[8:9], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], -v[6:7], v[10:11], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], v[8:9], v[12:13], v[8:9]
+; GFX8-NEXT: v_fma_f64 v[10:11], v[10:11], v[14:15], v[10:11]
+; GFX8-NEXT: v_div_scale_f64 v[12:13], vcc, 1.0, v[0:1], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], -v[4:5], v[8:9], 1.0
+; GFX8-NEXT: v_fma_f64 v[18:19], -v[6:7], v[10:11], 1.0
+; GFX8-NEXT: v_fma_f64 v[8:9], v[8:9], v[14:15], v[8:9]
+; GFX8-NEXT: v_fma_f64 v[10:11], v[10:11], v[18:19], v[10:11]
+; GFX8-NEXT: v_mul_f64 v[14:15], v[12:13], v[8:9]
+; GFX8-NEXT: v_mul_f64 v[18:19], v[16:17], v[10:11]
+; GFX8-NEXT: v_fma_f64 v[4:5], -v[4:5], v[14:15], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[6:7], -v[6:7], v[18:19], v[16:17]
+; GFX8-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[8:9], v[14:15]
+; GFX8-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX8-NEXT: v_div_fmas_f64 v[6:7], v[6:7], v[10:11], v[18:19]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[0:1], 1.0
+; GFX8-NEXT: v_div_fixup_f64 v[2:3], v[6:7], v[2:3], 1.0
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_rcp_v2f64_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[4:5], s[4:5], v[0:1], v[0:1], 1.0
+; GFX9-NEXT: v_div_scale_f64 v[6:7], s[4:5], v[2:3], v[2:3], 1.0
+; GFX9-NEXT: v_div_scale_f64 v[16:17], s[4:5], 1.0, v[2:3], 1.0
+; GFX9-NEXT: v_rcp_f64_e32 v[8:9], v[4:5]
+; GFX9-NEXT: v_rcp_f64_e32 v[10:11], v[6:7]
+; GFX9-NEXT: v_fma_f64 v[12:13], -v[4:5], v[8:9], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], -v[6:7], v[10:11], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], v[8:9], v[12:13], v[8:9]
+; GFX9-NEXT: v_fma_f64 v[10:11], v[10:11], v[14:15], v[10:11]
+; GFX9-NEXT: v_div_scale_f64 v[12:13], vcc, 1.0, v[0:1], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], -v[4:5], v[8:9], 1.0
+; GFX9-NEXT: v_fma_f64 v[18:19], -v[6:7], v[10:11], 1.0
+; GFX9-NEXT: v_fma_f64 v[8:9], v[8:9], v[14:15], v[8:9]
+; GFX9-NEXT: v_fma_f64 v[10:11], v[10:11], v[18:19], v[10:11]
+; GFX9-NEXT: v_mul_f64 v[14:15], v[12:13], v[8:9]
+; GFX9-NEXT: v_mul_f64 v[18:19], v[16:17], v[10:11]
+; GFX9-NEXT: v_fma_f64 v[4:5], -v[4:5], v[14:15], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[6:7], -v[6:7], v[18:19], v[16:17]
+; GFX9-NEXT: v_div_fmas_f64 v[4:5], v[4:5], v[8:9], v[14:15]
+; GFX9-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX9-NEXT: v_div_fmas_f64 v[6:7], v[6:7], v[10:11], v[18:19]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[4:5], v[0:1], 1.0
+; GFX9-NEXT: v_div_fixup_f64 v[2:3], v[6:7], v[2:3], 1.0
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv <2 x double> <double 1.0, double 1.0>, %x, !fpmath !0
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_fdiv_v2f64_afn_ulp25(<2 x double> %a, <2 x double> %b) {
+; GCN-LABEL: v_fdiv_v2f64_afn_ulp25:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f64_e32 v[4:5], v[4:5]
+; GCN-NEXT: v_rcp_f64_e32 v[6:7], v[6:7]
+; GCN-NEXT: v_mul_f64 v[0:1], v[0:1], v[4:5]
+; GCN-NEXT: v_mul_f64 v[2:3], v[2:3], v[6:7]
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn <2 x double> %a, %b, !fpmath !0
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_fdiv_v2f64_arcp_ulp25(<2 x double> %a, <2 x double> %b) {
+; GFX6-LABEL: v_fdiv_v2f64_arcp_ulp25:
+; GFX6: ; %bb.0:
+; GFX6-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX6-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX6-NEXT: v_div_scale_f64 v[14:15], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX6-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[0:1], v[4:5], v[0:1]
+; GFX6-NEXT: v_rcp_f64_e32 v[10:11], v[8:9]
+; GFX6-NEXT: v_rcp_f64_e32 v[16:17], v[14:15]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v1, v19
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v5, v9
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[8:9], v[10:11], 1.0
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: v_fma_f64 v[10:11], v[10:11], v[12:13], v[10:11]
+; GFX6-NEXT: v_cmp_eq_u32_e64 s[4:5], v7, v15
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[8:9], v[10:11], 1.0
+; GFX6-NEXT: v_fma_f64 v[10:11], v[10:11], v[12:13], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[12:13], -v[14:15], v[16:17], 1.0
+; GFX6-NEXT: v_fma_f64 v[12:13], v[16:17], v[12:13], v[16:17]
+; GFX6-NEXT: v_mul_f64 v[16:17], v[18:19], v[10:11]
+; GFX6-NEXT: v_fma_f64 v[18:19], -v[8:9], v[16:17], v[18:19]
+; GFX6-NEXT: v_fma_f64 v[8:9], -v[14:15], v[12:13], 1.0
+; GFX6-NEXT: v_div_fmas_f64 v[10:11], v[18:19], v[10:11], v[16:17]
+; GFX6-NEXT: v_fma_f64 v[8:9], v[12:13], v[8:9], v[12:13]
+; GFX6-NEXT: v_div_scale_f64 v[12:13], s[6:7], v[2:3], v[6:7], v[2:3]
+; GFX6-NEXT: v_div_fixup_f64 v[0:1], v[10:11], v[4:5], v[0:1]
+; GFX6-NEXT: v_mul_f64 v[16:17], v[12:13], v[8:9]
+; GFX6-NEXT: v_cmp_eq_u32_e32 vcc, v3, v13
+; GFX6-NEXT: v_fma_f64 v[18:19], -v[14:15], v[16:17], v[12:13]
+; GFX6-NEXT: s_xor_b64 vcc, vcc, s[4:5]
+; GFX6-NEXT: s_nop 1
+; GFX6-NEXT: v_div_fmas_f64 v[8:9], v[18:19], v[8:9], v[16:17]
+; GFX6-NEXT: v_div_fixup_f64 v[2:3], v[8:9], v[6:7], v[2:3]
+; GFX6-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX8-LABEL: v_fdiv_v2f64_arcp_ulp25:
+; GFX8: ; %bb.0:
+; GFX8-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX8-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX8-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX8-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX8-NEXT: v_rcp_f64_e32 v[14:15], v[10:11]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX8-NEXT: v_fma_f64 v[18:19], -v[10:11], v[14:15], 1.0
+; GFX8-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[14:15], v[14:15], v[18:19], v[14:15]
+; GFX8-NEXT: v_div_scale_f64 v[18:19], vcc, v[0:1], v[4:5], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX8-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[16:17], -v[10:11], v[14:15], 1.0
+; GFX8-NEXT: v_fma_f64 v[14:15], v[14:15], v[16:17], v[14:15]
+; GFX8-NEXT: v_mul_f64 v[16:17], v[18:19], v[12:13]
+; GFX8-NEXT: v_fma_f64 v[8:9], -v[8:9], v[16:17], v[18:19]
+; GFX8-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[2:3], v[6:7], v[2:3]
+; GFX8-NEXT: v_div_fmas_f64 v[8:9], v[8:9], v[12:13], v[16:17]
+; GFX8-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX8-NEXT: v_mul_f64 v[20:21], v[18:19], v[14:15]
+; GFX8-NEXT: v_div_fixup_f64 v[0:1], v[8:9], v[4:5], v[0:1]
+; GFX8-NEXT: v_fma_f64 v[10:11], -v[10:11], v[20:21], v[18:19]
+; GFX8-NEXT: v_div_fmas_f64 v[10:11], v[10:11], v[14:15], v[20:21]
+; GFX8-NEXT: v_div_fixup_f64 v[2:3], v[10:11], v[6:7], v[2:3]
+; GFX8-NEXT: s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_fdiv_v2f64_arcp_ulp25:
+; GFX9: ; %bb.0:
+; GFX9-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT: v_div_scale_f64 v[8:9], s[4:5], v[4:5], v[4:5], v[0:1]
+; GFX9-NEXT: v_div_scale_f64 v[10:11], s[4:5], v[6:7], v[6:7], v[2:3]
+; GFX9-NEXT: v_rcp_f64_e32 v[12:13], v[8:9]
+; GFX9-NEXT: v_rcp_f64_e32 v[14:15], v[10:11]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX9-NEXT: v_fma_f64 v[18:19], -v[10:11], v[14:15], 1.0
+; GFX9-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[14:15], v[14:15], v[18:19], v[14:15]
+; GFX9-NEXT: v_div_scale_f64 v[18:19], vcc, v[0:1], v[4:5], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[8:9], v[12:13], 1.0
+; GFX9-NEXT: v_fma_f64 v[12:13], v[12:13], v[16:17], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[16:17], -v[10:11], v[14:15], 1.0
+; GFX9-NEXT: v_fma_f64 v[14:15], v[14:15], v[16:17], v[14:15]
+; GFX9-NEXT: v_mul_f64 v[16:17], v[18:19], v[12:13]
+; GFX9-NEXT: v_fma_f64 v[8:9], -v[8:9], v[16:17], v[18:19]
+; GFX9-NEXT: v_div_scale_f64 v[18:19], s[4:5], v[2:3], v[6:7], v[2:3]
+; GFX9-NEXT: v_div_fmas_f64 v[8:9], v[8:9], v[12:13], v[16:17]
+; GFX9-NEXT: s_mov_b64 vcc, s[4:5]
+; GFX9-NEXT: v_mul_f64 v[20:21], v[18:19], v[14:15]
+; GFX9-NEXT: v_div_fixup_f64 v[0:1], v[8:9], v[4:5], v[0:1]
+; GFX9-NEXT: v_fma_f64 v[10:11], -v[10:11], v[20:21], v[18:19]
+; GFX9-NEXT: v_div_fmas_f64 v[10:11], v[10:11], v[14:15], v[20:21]
+; GFX9-NEXT: v_div_fixup_f64 v[2:3], v[10:11], v[6:7], v[2:3]
+; GFX9-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv arcp <2 x double> %a, %b, !fpmath !0
+ ret <2 x double> %fdiv
+}
+
+define <2 x double> @v_fdiv_v2f64_arcp_afn_ulp25(<2 x double> %a, <2 x double> %b) {
+; GCN-LABEL: v_fdiv_v2f64_arcp_afn_ulp25:
+; GCN: ; %bb.0:
+; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GCN-NEXT: v_rcp_f64_e32 v[4:5], v[4:5]
+; GCN-NEXT: v_rcp_f64_e32 v[6:7], v[6:7]
+; GCN-NEXT: v_mul_f64 v[0:1], v[0:1], v[4:5]
+; GCN-NEXT: v_mul_f64 v[2:3], v[2:3], v[6:7]
+; GCN-NEXT: s_setpc_b64 s[30:31]
+ %fdiv = fdiv afn arcp <2 x double> %a, %b, !fpmath !0
+ ret <2 x double> %fdiv
+}
+
+!0 = !{float 2.500000e+00}
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