[llvm] [AMDGPU][True16][MC] true16 for v_cmpx_eq_f16 (PR #124038)

via llvm-commits llvm-commits at lists.llvm.org
Wed Jan 22 16:59:31 PST 2025 

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-mc

Author: Brox Chen (broxigarchen)

<details>
<summary>Changes</summary>

True16 format for v_cmpx_eq_f16.

Also cleaned up some stray gfx11 check line in gfx12 dasm test

---

Patch is 184.40 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/124038.diff


29 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/VOPCInstructions.td (+1-1) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp16_from_vopcx.s (+37-28) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp8_from_vopcx.s (+17-8) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vop3_from_vopcx.s (+10-4) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vopcx.s (+45-30) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vopcx_dpp16.s (+37-28) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vopcx_dpp8.s (+15-6) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vopcx_t16_err.s (+30-12) 
- (modified) llvm/test/MC/AMDGPU/gfx11_asm_vopcx_t16_promote.s (+30-12) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vop3cx.s (+10-4) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vop3cx_dpp16.s (+41-32) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vop3cx_dpp8.s (+21-12) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vopcx.s (+42-30) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vopcx_dpp16.s (+34-28) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vopcx_dpp8.s (+12-6) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vopcx_t16_err.s (+30-12) 
- (modified) llvm/test/MC/AMDGPU/gfx12_asm_vopcx_t16_promote.s (+30-12) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx11_dasm_vop3_dpp16_from_vopcx.txt (+40-14) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx11_dasm_vop3_dpp8_from_vopcx.txt (+20-4) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx11_dasm_vop3_from_vopcx.txt (+12-2) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx11_dasm_vopcx.txt (+50-15) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx11_dasm_vopcx_dpp16.txt (+40-14) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx11_dasm_vopcx_dpp8.txt (+22-2) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx12_dasm_vop3cx.txt (+13-15) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx12_dasm_vop3cx_dpp16.txt (+89-51) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx12_dasm_vop3cx_dpp8.txt (+23-41) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx12_dasm_vopcx.txt (+46-15) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx12_dasm_vopcx_dpp16.txt (+36-14) 
- (modified) llvm/test/MC/Disassembler/AMDGPU/gfx12_dasm_vopcx_dpp8.txt (+12-2) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/VOPCInstructions.td b/llvm/lib/Target/AMDGPU/VOPCInstructions.td
index aa930249c50035..46cad585b8a820 100644
--- a/llvm/lib/Target/AMDGPU/VOPCInstructions.td
+++ b/llvm/lib/Target/AMDGPU/VOPCInstructions.td
@@ -1977,7 +1977,7 @@ defm V_CMP_CLASS_F64     : VOPC_Real_gfx11_gfx12<0x07f>;
 
 defm V_CMPX_F_F16_fake16     : VOPCX_Real_t16_gfx11<0x080, "v_cmpx_f_f16">;
 defm V_CMPX_LT_F16           : VOPCX_Real_t16_and_fake16_gfx11_gfx12<0x081, "v_cmpx_lt_f16">;
-defm V_CMPX_EQ_F16_fake16    : VOPCX_Real_t16_gfx11_gfx12<0x082, "v_cmpx_eq_f16">;
+defm V_CMPX_EQ_F16           : VOPCX_Real_t16_and_fake16_gfx11_gfx12<0x082, "v_cmpx_eq_f16">;
 defm V_CMPX_LE_F16_fake16    : VOPCX_Real_t16_gfx11_gfx12<0x083, "v_cmpx_le_f16">;
 defm V_CMPX_GT_F16_fake16    : VOPCX_Real_t16_gfx11_gfx12<0x084, "v_cmpx_gt_f16">;
 defm V_CMPX_LG_F16_fake16    : VOPCX_Real_t16_gfx11_gfx12<0x085, "v_cmpx_lg_f16">;
diff --git a/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp16_from_vopcx.s b/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp16_from_vopcx.s
index 80264a4a791bbc..e946097f35e23b 100644
--- a/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp16_from_vopcx.s
+++ b/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp16_from_vopcx.s
@@ -96,47 +96,56 @@ v_cmpx_class_f32_e64_dpp v1, v2 row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctr
 v_cmpx_class_f32_e64_dpp -|v255|, v255 row_xmask:15 row_mask:0x3 bank_mask:0x0 bound_ctrl:0 fi:1
 // GFX11: v_cmpx_class_f32_e64_dpp -|v255|, v255 row_xmask:15 row_mask:0x3 bank_mask:0x0 fi:1 ; encoding: [0x7e,0x01,0xfe,0xd4,0xfa,0xfe,0x03,0x20,0xff,0x6f,0x05,0x30]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 quad_perm:[3,2,1,0]
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 quad_perm:[3,2,1,0] row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x1b,0x00,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l quad_perm:[3,2,1,0]
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l quad_perm:[3,2,1,0] row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x1b,0x00,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 quad_perm:[0,1,2,3]
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 quad_perm:[0,1,2,3] row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0xe4,0x00,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l quad_perm:[0,1,2,3]
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l quad_perm:[0,1,2,3] row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0xe4,0x00,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_mirror
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_mirror row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x40,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_mirror
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_mirror row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x40,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_half_mirror
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_half_mirror row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x41,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_half_mirror
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_half_mirror row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x41,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_shl:1
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_shl:1 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x01,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shl:1
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shl:1 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x01,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_shl:15
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_shl:15 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x0f,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shl:15
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shl:15 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x0f,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_shr:1
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_shr:1 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x11,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shr:1
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shr:1 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x11,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_shr:15
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_shr:15 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x1f,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shr:15
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_shr:15 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x1f,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_ror:1
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_ror:1 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x21,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_ror:1
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_ror:1 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x21,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_ror:15
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_ror:15 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x2f,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_ror:15
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_ror:15 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x2f,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 row_share:0 row_mask:0xf bank_mask:0xf
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 row_share:0 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x50,0x01,0xff]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_share:0 row_mask:0xf bank_mask:0xf
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l row_share:0 row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x82,0xd4,0xfa,0x04,0x02,0x00,0x01,0x50,0x01,0xff]
 
-v_cmpx_eq_f16_e64_dpp |v1|, -v2 row_share:15 row_mask:0x0 bank_mask:0x1
-// GFX11: v_cmpx_eq_f16_e64_dpp |v1|, -v2 row_share:15 row_mask:0x0 bank_mask:0x1 ; encoding: [0x7e,0x01,0x82,0xd4,0xfa,0x04,0x02,0x40,0x01,0x5f,0x01,0x01]
+v_cmpx_eq_f16_e64_dpp |v1.l|, -v2.l row_share:15 row_mask:0x0 bank_mask:0x1
+// GFX11: v_cmpx_eq_f16_e64_dpp |v1.l|, -v2.l row_share:15 row_mask:0x0 bank_mask:0x1 ; encoding: [0x7e,0x01,0x82,0xd4,0xfa,0x04,0x02,0x40,0x01,0x5f,0x01,0x01]
 
-v_cmpx_eq_f16_e64_dpp -v1, |v2| row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctrl:1 fi:0
-// GFX11: v_cmpx_eq_f16_e64_dpp -v1, |v2| row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctrl:1 ; encoding: [0x7e,0x02,0x82,0xd4,0xfa,0x04,0x02,0x20,0x01,0x60,0x09,0x13]
+v_cmpx_eq_f16_e64_dpp -v1.l, |v2.l| row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctrl:1 fi:0
+// GFX11: v_cmpx_eq_f16_e64_dpp -v1.l, |v2.l| row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctrl:1 ; encoding: [0x7e,0x02,0x82,0xd4,0xfa,0x04,0x02,0x20,0x01,0x60,0x09,0x13]
 
-v_cmpx_eq_f16_e64_dpp -|v255|, -|v255| clamp row_xmask:15 row_mask:0x3 bank_mask:0x0 bound_ctrl:0 fi:1
-// GFX11: v_cmpx_eq_f16_e64_dpp -|v255|, -|v255| clamp row_xmask:15 row_mask:0x3 bank_mask:0x0 fi:1 ; encoding: [0x7e,0x83,0x82,0xd4,0xfa,0xfe,0x03,0x60,0xff,0x6f,0x05,0x30]
+v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.l| clamp row_xmask:15 row_mask:0x3 bank_mask:0x0 bound_ctrl:0 fi:1
+// GFX11: v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.l| clamp row_xmask:15 row_mask:0x3 bank_mask:0x0 fi:1 ; encoding: [0x7e,0x83,0x82,0xd4,0xfa,0xfe,0x03,0x60,0xff,0x6f,0x05,0x30]
+
+v_cmpx_eq_f16_e64_dpp |v1.h|, -v2.h row_share:15 row_mask:0x0 bank_mask:0x1
+// GFX11: v_cmpx_eq_f16_e64_dpp |v1.h|, -v2.h op_sel:[1,1] row_share:15 row_mask:0x0 bank_mask:0x1 ; encoding: [0x7e,0x19,0x82,0xd4,0xfa,0x04,0x02,0x40,0x01,0x5f,0x01,0x01]
+
+v_cmpx_eq_f16_e64_dpp -v1.h, |v2.l| row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctrl:1 fi:0
+// GFX11: v_cmpx_eq_f16_e64_dpp -v1.h, |v2.l| op_sel:[1,0] row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctrl:1 ; encoding: [0x7e,0x0a,0x82,0xd4,0xfa,0x04,0x02,0x20,0x01,0x60,0x09,0x13]
+
+v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.h| clamp row_xmask:15 row_mask:0x3 bank_mask:0x0 bound_ctrl:0 fi:1
+// GFX11: v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.h| op_sel:[0,1] clamp row_xmask:15 row_mask:0x3 bank_mask:0x0 fi:1 ; encoding: [0x7e,0x93,0x82,0xd4,0xfa,0xfe,0x03,0x60,0xff,0x6f,0x05,0x30]
 
 v_cmpx_eq_f32_e64_dpp v1, v2 quad_perm:[3,2,1,0]
 // GFX11: v_cmpx_eq_f32_e64_dpp v1, v2 quad_perm:[3,2,1,0] row_mask:0xf bank_mask:0xf ; encoding: [0x7e,0x00,0x92,0xd4,0xfa,0x04,0x02,0x00,0x01,0x1b,0x00,0xff]
diff --git a/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp8_from_vopcx.s b/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp8_from_vopcx.s
index 119e4826b32774..e60406078f7459 100644
--- a/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp8_from_vopcx.s
+++ b/llvm/test/MC/AMDGPU/gfx11_asm_vop3_dpp8_from_vopcx.s
@@ -29,17 +29,26 @@ v_cmpx_class_f32_e64_dpp v1, v2 dpp8:[7,6,5,4,3,2,1,0] fi:1
 v_cmpx_class_f32_e64_dpp -|v255|, v255 dpp8:[0,0,0,0,0,0,0,0] fi:0
 // GFX11: v_cmpx_class_f32_e64_dpp -|v255|, v255 dpp8:[0,0,0,0,0,0,0,0] ; encoding: [0x7e,0x01,0xfe,0xd4,0xe9,0xfe,0x03,0x20,0xff,0x00,0x00,0x00]
 
-v_cmpx_eq_f16_e64_dpp v1, v2 dpp8:[7,6,5,4,3,2,1,0]
-// GFX11: v_cmpx_eq_f16_e64_dpp v1, v2 dpp8:[7,6,5,4,3,2,1,0] ; encoding: [0x7e,0x00,0x82,0xd4,0xe9,0x04,0x02,0x00,0x01,0x77,0x39,0x05]
+v_cmpx_eq_f16_e64_dpp v1.l, v2.l dpp8:[7,6,5,4,3,2,1,0]
+// GFX11: v_cmpx_eq_f16_e64_dpp v1.l, v2.l dpp8:[7,6,5,4,3,2,1,0] ; encoding: [0x7e,0x00,0x82,0xd4,0xe9,0x04,0x02,0x00,0x01,0x77,0x39,0x05]
 
-v_cmpx_eq_f16_e64_dpp |v1|, -v2 dpp8:[7,6,5,4,3,2,1,0]
-// GFX11: v_cmpx_eq_f16_e64_dpp |v1|, -v2 dpp8:[7,6,5,4,3,2,1,0] ; encoding: [0x7e,0x01,0x82,0xd4,0xe9,0x04,0x02,0x40,0x01,0x77,0x39,0x05]
+v_cmpx_eq_f16_e64_dpp |v1.l|, -v2.l dpp8:[7,6,5,4,3,2,1,0]
+// GFX11: v_cmpx_eq_f16_e64_dpp |v1.l|, -v2.l dpp8:[7,6,5,4,3,2,1,0] ; encoding: [0x7e,0x01,0x82,0xd4,0xe9,0x04,0x02,0x40,0x01,0x77,0x39,0x05]
 
-v_cmpx_eq_f16_e64_dpp -v1, |v2| dpp8:[7,6,5,4,3,2,1,0] fi:1
-// GFX11: v_cmpx_eq_f16_e64_dpp -v1, |v2| dpp8:[7,6,5,4,3,2,1,0] fi:1 ; encoding: [0x7e,0x02,0x82,0xd4,0xea,0x04,0x02,0x20,0x01,0x77,0x39,0x05]
+v_cmpx_eq_f16_e64_dpp -v1.l, |v2.l| dpp8:[7,6,5,4,3,2,1,0] fi:1
+// GFX11: v_cmpx_eq_f16_e64_dpp -v1.l, |v2.l| dpp8:[7,6,5,4,3,2,1,0] fi:1 ; encoding: [0x7e,0x02,0x82,0xd4,0xea,0x04,0x02,0x20,0x01,0x77,0x39,0x05]
 
-v_cmpx_eq_f16_e64_dpp -|v255|, -|v255| clamp dpp8:[0,0,0,0,0,0,0,0] fi:0
-// GFX11: v_cmpx_eq_f16_e64_dpp -|v255|, -|v255| clamp dpp8:[0,0,0,0,0,0,0,0] ; encoding: [0x7e,0x83,0x82,0xd4,0xe9,0xfe,0x03,0x60,0xff,0x00,0x00,0x00]
+v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.l| clamp dpp8:[0,0,0,0,0,0,0,0] fi:0
+// GFX11: v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.l| clamp dpp8:[0,0,0,0,0,0,0,0] ; encoding: [0x7e,0x83,0x82,0xd4,0xe9,0xfe,0x03,0x60,0xff,0x00,0x00,0x00]
+
+v_cmpx_eq_f16_e64_dpp |v1.h|, -v2.h dpp8:[7,6,5,4,3,2,1,0]
+// GFX11: v_cmpx_eq_f16_e64_dpp |v1.h|, -v2.h op_sel:[1,1] dpp8:[7,6,5,4,3,2,1,0] ; encoding: [0x7e,0x19,0x82,0xd4,0xe9,0x04,0x02,0x40,0x01,0x77,0x39,0x05]
+
+v_cmpx_eq_f16_e64_dpp -v1.h, |v2.l| dpp8:[7,6,5,4,3,2,1,0] fi:1
+// GFX11: v_cmpx_eq_f16_e64_dpp -v1.h, |v2.l| op_sel:[1,0] dpp8:[7,6,5,4,3,2,1,0] fi:1 ; encoding: [0x7e,0x0a,0x82,0xd4,0xea,0x04,0x02,0x20,0x01,0x77,0x39,0x05]
+
+v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.h| clamp dpp8:[0,0,0,0,0,0,0,0] fi:0
+// GFX11: v_cmpx_eq_f16_e64_dpp -|v255.l|, -|v255.h| op_sel:[0,1] clamp dpp8:[0,0,0,0,0,0,0,0] ; encoding: [0x7e,0x93,0x82,0xd4,0xe9,0xfe,0x03,0x60,0xff,0x00,0x00,0x00]
 
 v_cmpx_eq_f32_e64_dpp v1, v2 dpp8:[7,6,5,4,3,2,1,0]
 // GFX11: v_cmpx_eq_f32_e64_dpp v1, v2 dpp8:[7,6,5,4,3,2,1,0] ; encoding: [0x7e,0x00,0x92,0xd4,0xe9,0x04,0x02,0x00,0x01,0x77,0x39,0x05]
diff --git a/llvm/test/MC/AMDGPU/gfx11_asm_vop3_from_vopcx.s b/llvm/test/MC/AMDGPU/gfx11_asm_vop3_from_vopcx.s
index 1614f00e1f07e5..799a8f86a01e9f 100644
--- a/llvm/test/MC/AMDGPU/gfx11_asm_vop3_from_vopcx.s
+++ b/llvm/test/MC/AMDGPU/gfx11_asm_vop3_from_vopcx.s
@@ -149,11 +149,11 @@ v_cmpx_class_f64_e64 -|src_scc|, src_scc
 v_cmpx_class_f64_e64 0xaf123456, 0xaf123456
 // GFX11: v_cmpx_class_f64_e64 0xaf123456, 0xaf123456 ; encoding: [0x7e,0x00,0xff,0xd4,0xff,0xfe,0x01,0x00,0x56,0x34,0x12,0xaf]
 
-v_cmpx_eq_f16_e64 v1, v2
-// GFX11: v_cmpx_eq_f16_e64 v1, v2                ; encoding: [0x7e,0x00,0x82,0xd4,0x01,0x05,0x02,0x00]
+v_cmpx_eq_f16_e64 v1.l, v2.l
+// GFX11: v_cmpx_eq_f16_e64 v1.l, v2.l            ; encoding: [0x7e,0x00,0x82,0xd4,0x01,0x05,0x02,0x00]
 
-v_cmpx_eq_f16_e64 v255, v255
-// GFX11: v_cmpx_eq_f16_e64 v255, v255            ; encoding: [0x7e,0x00,0x82,0xd4,0xff,0xff,0x03,0x00]
+v_cmpx_eq_f16_e64 v255.l, v255.l
+// GFX11: v_cmpx_eq_f16_e64 v255.l, v255.l        ; encoding: [0x7e,0x00,0x82,0xd4,0xff,0xff,0x03,0x00]
 
 v_cmpx_eq_f16_e64 s1, s2
 // GFX11: v_cmpx_eq_f16_e64 s1, s2                ; encoding: [0x7e,0x00,0x82,0xd4,0x01,0x04,0x00,0x00]
@@ -194,6 +194,12 @@ v_cmpx_eq_f16_e64 -src_scc, |vcc_lo|
 v_cmpx_eq_f16_e64 -|0xfe0b|, -|vcc_hi| clamp
 // GFX11: v_cmpx_eq_f16_e64 -|0xfe0b|, -|vcc_hi| clamp ; encoding: [0x7e,0x83,0x82,0xd4,0xff,0xd6,0x00,0x60,0x0b,0xfe,0x00,0x00]
 
+v_cmpx_eq_f16_e64 v1.h, v2.l
+// GFX11: v_cmpx_eq_f16_e64 v1.h, v2.l            ; encoding: [0x7e,0x08,0x82,0xd4,0x01,0x05,0x02,0x00]
+
+v_cmpx_eq_f16_e64 v255.l, v255.h
+// GFX11: v_cmpx_eq_f16_e64 v255.l, v255.h        ; encoding: [0x7e,0x10,0x82,0xd4,0xff,0xff,0x03,0x00]
+
 v_cmpx_eq_f32_e64 v1, v2
 // GFX11: v_cmpx_eq_f32_e64 v1, v2                ; encoding: [0x7e,0x00,0x92,0xd4,0x01,0x05,0x02,0x00]
 
diff --git a/llvm/test/MC/AMDGPU/gfx11_asm_vopcx.s b/llvm/test/MC/AMDGPU/gfx11_asm_vopcx.s
index cdad89321d89a1..88d9fb6cc13575 100644
--- a/llvm/test/MC/AMDGPU/gfx11_asm_vopcx.s
+++ b/llvm/test/MC/AMDGPU/gfx11_asm_vopcx.s
@@ -143,50 +143,65 @@ v_cmpx_class_f64 src_scc, v2
 v_cmpx_class_f64 0xaf123456, v255
 // GFX11: v_cmpx_class_f64_e32 0xaf123456, v255   ; encoding: [0xff,0xfe,0xff,0x7d,0x56,0x34,0x12,0xaf]
 
-v_cmpx_eq_f16 v1, v2
-// GFX11: v_cmpx_eq_f16_e32 v1, v2                ; encoding: [0x01,0x05,0x04,0x7d]
+v_cmpx_eq_f16 v1.l, v2.l
+// GFX11: v_cmpx_eq_f16_e32 v1.l, v2.l            ; encoding: [0x01,0x05,0x04,0x7d]
 
-v_cmpx_eq_f16 v127, v2
-// GFX11: v_cmpx_eq_f16_e32 v127, v2              ; encoding: [0x7f,0x05,0x04,0x7d]
+v_cmpx_eq_f16 v127.l, v2.l
+// GFX11: v_cmpx_eq_f16_e32 v127.l, v2.l          ; encoding: [0x7f,0x05,0x04,0x7d]
 
-v_cmpx_eq_f16 s1, v2
-// GFX11: v_cmpx_eq_f16_e32 s1, v2                ; encoding: [0x01,0x04,0x04,0x7d]
+v_cmpx_eq_f16 s1, v2.l
+// GFX11: v_cmpx_eq_f16_e32 s1, v2.l              ; encoding: [0x01,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 s105, v2
-// GFX11: v_cmpx_eq_f16_e32 s105, v2              ; encoding: [0x69,0x04,0x04,0x7d]
+v_cmpx_eq_f16 s105, v2.l
+// GFX11: v_cmpx_eq_f16_e32 s105, v2.l            ; encoding: [0x69,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 vcc_lo, v2
-// GFX11: v_cmpx_eq_f16_e32 vcc_lo, v2            ; encoding: [0x6a,0x04,0x04,0x7d]
+v_cmpx_eq_f16 vcc_lo, v2.l
+// GFX11: v_cmpx_eq_f16_e32 vcc_lo, v2.l          ; encoding: [0x6a,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 vcc_hi, v2
-// GFX11: v_cmpx_eq_f16_e32 vcc_hi, v2            ; encoding: [0x6b,0x04,0x04,0x7d]
+v_cmpx_eq_f16 vcc_hi, v2.l
+// GFX11: v_cmpx_eq_f16_e32 vcc_hi, v2.l          ; encoding: [0x6b,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 ttmp15, v2
-// GFX11: v_cmpx_eq_f16_e32 ttmp15, v2            ; encoding: [0x7b,0x04,0x04,0x7d]
+v_cmpx_eq_f16 ttmp15, v2.l
+// GFX11: v_cmpx_eq_f16_e32 ttmp15, v2.l          ; encoding: [0x7b,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 m0, v2
-// GFX11: v_cmpx_eq_f16_e32 m0, v2                ; encoding: [0x7d,0x04,0x04,0x7d]
+v_cmpx_eq_f16 m0, v2.l
+// GFX11: v_cmpx_eq_f16_e32 m0, v2.l              ; encoding: [0x7d,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 exec_lo, v2
-// GFX11: v_cmpx_eq_f16_e32 exec_lo, v2           ; encoding: [0x7e,0x04,0x04,0x7d]
+v_cmpx_eq_f16 exec_lo, v2.l
+// GFX11: v_cmpx_eq_f16_e32 exec_lo, v2.l         ; encoding: [0x7e,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 exec_hi, v2
-// GFX11: v_cmpx_eq_f16_e32 exec_hi, v2           ; encoding: [0x7f,0x04,0x04,0x7d]
+v_cmpx_eq_f16 exec_hi, v2.l
+// GFX11: v_cmpx_eq_f16_e32 exec_hi, v2.l         ; encoding: [0x7f,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 null, v2
-// GFX11: v_cmpx_eq_f16_e32 null, v2              ; encoding: [0x7c,0x04,0x04,0x7d]
+v_cmpx_eq_f16 null, v2.l
+// GFX11: v_cmpx_eq_f16_e32 null, v2.l            ; encoding: [0x7c,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 -1, v2
-// GFX11: v_cmpx_eq_f16_e32 -1, v2                ; encoding: [0xc1,0x04,0x04,0x7d]
+v_cmpx_eq_f16 -1, v2.l
+// GFX11: v_cmpx_eq_f16_e32 -1, v2.l              ; encoding: [0xc1,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 0.5, v2
-// GFX11: v_cmpx_eq_f16_e32 0.5, v2               ; encoding: [0xf0,0x04,0x04,0x7d]
+v_cmpx_eq_f16 0.5, v2.l
+// GFX11: v_cmpx_eq_f16_e32 0.5, v2.l             ; encoding: [0xf0,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 src_scc, v2
-// GFX11: v_cmpx_eq_f16_e32 src_scc, v2           ; encoding: [0xfd,0x04,0x04,0x7d]
+v_cmpx_eq_f16 src_scc, v2.l
+// GFX11: v_cmpx_eq_f16_e32 src_scc, v2.l         ; encoding: [0xfd,0x04,0x04,0x7d]
 
-v_cmpx_eq_f16 0xfe0b, v127
-// GFX11: v_cmpx_eq_f16_e32 0xfe0b, v127          ; encoding: [0xff,0xfe,0x04,0x7d,0x0b,0xfe,0x00,0x00]
+v_cmpx_eq_f16 0xfe0b, v127.l
+// GFX11: v_cmpx_eq_f16_e32 0xfe0b, v127.l        ; encoding: [0xff,0xfe,0x04,0x7d,0x0b,0xfe,0x00,0x00]
+
+v_cmpx_eq_f16 v1.h, v2.l
+// GFX11: v_cmpx_eq_f16_e32 v1.h, v2.l            ; encoding: [0x81,0x05,0x04,0x7d]
+
+v_cmpx_eq_f16 v127.h, v2.l
+// GFX11: v_cmpx_eq_f16_e32 v127.h, v2.l          ; encoding: [0xff,0x05,0x04,0x7d]
+
+v_cmpx_eq_f16 0.5, v127.l
+// GFX11: v_cmpx_eq_f16_e32 0.5, v127.l           ; encoding: [0xf0,0xfe,0x04,0x7d]
+
+v_cmpx_eq_f16 src_scc, v2.h
+// GFX11: v_cmpx_eq_f16_e32 src_scc, v2.h         ; encoding: [0xfd,0x04,0x05,0x7d]
+
+v_cmpx_eq_f16 0xfe0b, v127.h
+// GFX11: v_cmpx_eq_f16_e32 0xfe0b, v127.h        ; encoding: [0xff,0xfe,0x05,0x7d,0x0b,0xfe,0x00,0x00]
 
 v_cmpx_eq_f32 v1, v2
 // GFX11: v_cmpx_eq_f32_e32 v1, v2                ; encoding: [0x01,0x05,0x24,0x7d]
diff --git a/llvm/test/MC/AMDGPU/gfx11_asm_vopcx_dpp16.s b/llvm/test/MC/AMDGPU/gfx11_asm_vopcx_dpp16.s
index ddaa30af953b8a..e8d458874596e8 100644
--- a/llvm/test/MC/AMDGPU/gfx11_asm_vopcx_dpp16.s
+++ b/llvm/test/MC/AMDGPU/gfx11_asm_vopcx_dpp16.s
@@ -95,47 +95,56 @@ v_cmpx_class_f32 v1, v2 row_xmask:0 row_mask:0x1 bank_mask:0x3 bound_ctrl:1 fi:0
 v_cmpx_class_f32 -|v255|, v255 row_xmask:15 row_mask:0x3 bank_mask:0x0 bound_ctrl:0 fi:1
 // GFX11: v_cmpx_class_f32 -|v255|, v255 row_xmask:15 row_mask:0x3 bank_mask:0x0 fi:1 ; encoding: [0xfa,0xfe,0xfd,0x7d,0xff,0x6f,0x35,0x30]
 
-v_cmpx_eq_f16 v1, v2 quad_perm:[3,2,1,0]
-// GFX11: v_cmpx_eq_f16 v1, v2 quad_perm:[3,2,1,0] row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x1b,0x00,0xff]
+v_cmpx_eq_f16 v1.l, v2.l quad_perm:[3,2,1,0]
+// GFX11: v_cmpx_eq_f16 v1.l, v2.l quad_perm:[3,2,1,0] row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x1b,0x00,0xff]
 
-v_cmpx_eq_f16 v1, v2 quad_perm:[0,1,2,3]
-// GFX11: v_cmpx_eq_f16 v1, v2 quad_perm:[0,1,2,3] row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0xe4,0x00,0xff]
+v_cmpx_eq_f16 v1.l, v2.l quad_perm:[0,1,2,3]
+// GFX11: v_cmpx_eq_f16 v1.l, v2.l quad_perm:[0,1,2,3] row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0xe4,0x00,0xff]
 
-v_cmpx_eq_f16 v1, v2 row_mirror
-// GFX11: v_cmpx_eq_f16 v1, v2 row_mirror row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x40,0x01,0xff]
+v_cmpx_eq_f16 v1.l, v2.l row_mirror
+// GFX11: v_cmpx_eq_f16 v1.l, v2.l row_mirror row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x40,0x01,0xff]
 
-v_cmpx_eq_f16 v1, v2 row_half_mirror
-// GFX11: v_cmpx_eq_f16 v1, v2 row_half_mirror row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x41,0x01,0xff]
+v_cmpx_eq_f16 v1.l, v2.l row_half_mirror
+// GFX11: v_cmpx_eq_f16 v1.l, v2.l row_half_mirror row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x41,0x01,0xff]
 
-v_cmpx_eq_f16 v1, v2 row_shl:1
-// GFX11: v_cmpx_eq_f16 v1, v2 row_shl:1 row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x01,0x01,0xff]
+v_cmpx_eq_f16 v1.l, v2.l row_shl:1
+// GFX11: v_cmpx_eq_f16 v1.l, v2.l row_shl:1 row_mask:0xf bank_mask:0xf ; encoding: [0xfa,0x04,0x04,0x7d,0x01,0x01,0x01,0xff]
 
-v_cmpx_eq_f16 v1...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/124038

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