[llvm-branch-commits] [llvm] d38a025 - [AArch64] Add patterns for FMCLA*_indexed.
Florian Hahn via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Mon Jan 4 05:55:43 PST 2021
Author: Florian Hahn
Date: 2021-01-04T13:45:51Z
New Revision: d38a0258a5f4c28fd0b0c00705c40e06976ed247
URL: https://github.com/llvm/llvm-project/commit/d38a0258a5f4c28fd0b0c00705c40e06976ed247
DIFF: https://github.com/llvm/llvm-project/commit/d38a0258a5f4c28fd0b0c00705c40e06976ed247.diff
LOG: [AArch64] Add patterns for FMCLA*_indexed.
This patch adds patterns for the indexed variants of FCMLA. Mostly based
on a patch by Tim Northover.
Reviewed By: SjoerdMeijer
Differential Revision: https://reviews.llvm.org/D92947
Added:
Modified:
llvm/lib/Target/AArch64/AArch64InstrInfo.td
llvm/test/CodeGen/AArch64/neon-vcmla.ll
Removed:
################################################################################
diff --git a/llvm/lib/Target/AArch64/AArch64InstrInfo.td b/llvm/lib/Target/AArch64/AArch64InstrInfo.td
index c1d8fd1aba3d..4d70fb334828 100644
--- a/llvm/lib/Target/AArch64/AArch64InstrInfo.td
+++ b/llvm/lib/Target/AArch64/AArch64InstrInfo.td
@@ -951,6 +951,7 @@ let Predicates = [HasComplxNum, HasNEON, HasFullFP16] in {
def : Pat<(v8f16 (int_aarch64_neon_vcadd_rot270 (v8f16 V128:$Rn), (v8f16 V128:$Rm))),
(FCADDv8f16 (v8f16 V128:$Rn), (v8f16 V128:$Rm), (i32 1))>;
}
+
let Predicates = [HasComplxNum, HasNEON] in {
def : Pat<(v2f32 (int_aarch64_neon_vcadd_rot90 (v2f32 V64:$Rn), (v2f32 V64:$Rm))),
(FCADDv2f32 (v2f32 V64:$Rn), (v2f32 V64:$Rm), (i32 0))>;
@@ -975,14 +976,34 @@ multiclass FCMLA_PATS<ValueType ty, RegisterClass Reg> {
(!cast<Instruction>("FCMLA" # ty) $Rd, $Rn, $Rm, 3)>;
}
+multiclass FCMLA_LANE_PATS<ValueType ty, RegisterClass Reg, dag RHSDup> {
+ def : Pat<(ty (int_aarch64_neon_vcmla_rot0 (ty Reg:$Rd), (ty Reg:$Rn), RHSDup)),
+ (!cast<Instruction>("FCMLA" # ty # "_indexed") $Rd, $Rn, $Rm, VectorIndexS:$idx, 0)>;
+ def : Pat<(ty (int_aarch64_neon_vcmla_rot90 (ty Reg:$Rd), (ty Reg:$Rn), RHSDup)),
+ (!cast<Instruction>("FCMLA" # ty # "_indexed") $Rd, $Rn, $Rm, VectorIndexS:$idx, 1)>;
+ def : Pat<(ty (int_aarch64_neon_vcmla_rot180 (ty Reg:$Rd), (ty Reg:$Rn), RHSDup)),
+ (!cast<Instruction>("FCMLA" # ty # "_indexed") $Rd, $Rn, $Rm, VectorIndexS:$idx, 2)>;
+ def : Pat<(ty (int_aarch64_neon_vcmla_rot270 (ty Reg:$Rd), (ty Reg:$Rn), RHSDup)),
+ (!cast<Instruction>("FCMLA" # ty # "_indexed") $Rd, $Rn, $Rm, VectorIndexS:$idx, 3)>;
+}
+
+
let Predicates = [HasComplxNum, HasNEON, HasFullFP16] in {
defm : FCMLA_PATS<v4f16, V64>;
defm : FCMLA_PATS<v8f16, V128>;
+
+ defm : FCMLA_LANE_PATS<v4f16, V64,
+ (v4f16 (bitconvert (v2i32 (AArch64duplane32 (v4i32 V128:$Rm), VectorIndexD:$idx))))>;
+ defm : FCMLA_LANE_PATS<v8f16, V128,
+ (v8f16 (bitconvert (v4i32 (AArch64duplane32 (v4i32 V128:$Rm), VectorIndexS:$idx))))>;
}
let Predicates = [HasComplxNum, HasNEON] in {
defm : FCMLA_PATS<v2f32, V64>;
defm : FCMLA_PATS<v4f32, V128>;
defm : FCMLA_PATS<v2f64, V128>;
+
+ defm : FCMLA_LANE_PATS<v4f32, V128,
+ (v4f32 (bitconvert (v2i64 (AArch64duplane64 (v2i64 V128:$Rm), VectorIndexD:$idx))))>;
}
// v8.3a Pointer Authentication
diff --git a/llvm/test/CodeGen/AArch64/neon-vcmla.ll b/llvm/test/CodeGen/AArch64/neon-vcmla.ll
index 11e2b869abf0..700e17e4b647 100644
--- a/llvm/test/CodeGen/AArch64/neon-vcmla.ll
+++ b/llvm/test/CodeGen/AArch64/neon-vcmla.ll
@@ -9,6 +9,17 @@ entry:
ret <4 x half> %res
}
+define <4 x half> @test_16x4_lane_1(<4 x half> %a, <4 x half> %b, <4 x half> %c) {
+entry:
+; CHECK-LABEL: test_16x4_lane_1
+; CHECK: fcmla v{{[0-9]+}}.4h, v{{[0-9]+}}.4h, v{{[0-9]+}}.h[1], #0
+;
+ %c.cast = bitcast <4 x half> %c to <2 x i32>
+ %c.dup = shufflevector <2 x i32> %c.cast , <2 x i32> undef, <2 x i32> <i32 1, i32 1>
+ %c.res = bitcast <2 x i32> %c.dup to <4 x half>
+ %res = tail call <4 x half> @llvm.aarch64.neon.vcmla.rot0.v4f16(<4 x half> %a, <4 x half> %b, <4 x half> %c.res)
+ ret <4 x half> %res
+}
define <4 x half> @test_rot90_16x4(<4 x half> %a, <4 x half> %b, <4 x half> %c) {
entry:
@@ -19,6 +30,18 @@ entry:
ret <4 x half> %res
}
+define <4 x half> @test_rot90_16x4_lane_0(<4 x half> %a, <4 x half> %b, <4 x half> %c) {
+entry:
+; CHECK-LABEL: test_rot90_16x4_lane_0
+; CHECK: fcmla v{{[0-9]+}}.4h, v{{[0-9]+}}.4h, v{{[0-9]+}}.h[0], #90
+;
+ %c.cast = bitcast <4 x half> %c to <2 x i32>
+ %c.dup = shufflevector <2 x i32> %c.cast , <2 x i32> undef, <2 x i32> <i32 0, i32 0>
+ %c.res = bitcast <2 x i32> %c.dup to <4 x half>
+ %res = tail call <4 x half> @llvm.aarch64.neon.vcmla.rot90.v4f16(<4 x half> %a, <4 x half> %b, <4 x half> %c.res)
+ ret <4 x half> %res
+}
+
define <4 x half> @test_rot180_16x4(<4 x half> %a, <4 x half> %b, <4 x half> %c) {
entry:
; CHECK-LABEL: test_rot180_16x4
@@ -28,6 +51,18 @@ entry:
ret <4 x half> %res
}
+define <4 x half> @test_rot180_16x4_lane_0(<4 x half> %a, <4 x half> %b, <8 x half> %c) {
+entry:
+; CHECK-LABEL: test_rot180_16x4_lane_0
+; CHECK: fcmla v{{[0-9]+}}.4h, v{{[0-9]+}}.4h, v{{[0-9]+}}.h[0], #180
+
+ %c.cast = bitcast <8 x half> %c to <4 x i32>
+ %c.dup = shufflevector <4 x i32> %c.cast , <4 x i32> undef, <2 x i32> <i32 0, i32 0>
+ %c.res = bitcast <2 x i32> %c.dup to <4 x half>
+ %res = tail call <4 x half> @llvm.aarch64.neon.vcmla.rot180.v4f16(<4 x half> %a, <4 x half> %b, <4 x half> %c.res)
+ ret <4 x half> %res
+}
+
define <4 x half> @test_rot270_16x4(<4 x half> %a, <4 x half> %b, <4 x half> %c) {
entry:
; CHECK-LABEL: test_rot270_16x4
@@ -82,6 +117,18 @@ entry:
ret <8 x half> %res
}
+define <8 x half> @test_16x8_lane_0(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
+entry:
+; CHECK-LABEL: test_16x8_lane_0
+; CHECK: fcmla v{{[0-9]+}}.8h, v{{[0-9]+}}.8h, v{{[0-9]+}}.h[0], #0
+;
+ %c.cast = bitcast <8 x half> %c to <4 x i32>
+ %c.dup = shufflevector <4 x i32> %c.cast , <4 x i32> undef, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
+ %c.res = bitcast <4 x i32> %c.dup to <8 x half>
+ %res = tail call <8 x half> @llvm.aarch64.neon.vcmla.rot0.v8f16(<8 x half> %a, <8 x half> %b, <8 x half> %c.res)
+ ret <8 x half> %res
+}
+
define <8 x half> @test_rot90_16x8(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
entry:
; CHECK-LABEL: test_rot90_16x8
@@ -91,6 +138,18 @@ entry:
ret <8 x half> %res
}
+define <8 x half> @test_rot90_16x8_lane_1(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
+entry:
+; CHECK-LABEL: test_rot90_16x8_lane_1
+; CHECK: fcmla v{{[0-9]+}}.8h, v{{[0-9]+}}.8h, v{{[0-9]+}}.h[1], #90
+;
+ %c.cast = bitcast <8 x half> %c to <4 x i32>
+ %c.dup = shufflevector <4 x i32> %c.cast , <4 x i32> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
+ %c.res = bitcast <4 x i32> %c.dup to <8 x half>
+ %res = tail call <8 x half> @llvm.aarch64.neon.vcmla.rot90.v8f16(<8 x half> %a, <8 x half> %b, <8 x half> %c.res)
+ ret <8 x half> %res
+}
+
define <8 x half> @test_rot180_16x8(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
entry:
; CHECK-LABEL: test_rot180_16x8
@@ -100,6 +159,18 @@ entry:
ret <8 x half> %res
}
+define <8 x half> @test_rot180_16x8_lane_1(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
+entry:
+; CHECK-LABEL: test_rot180_16x8_lane_1
+; CHECK: fcmla v{{[0-9]+}}.8h, v{{[0-9]+}}.8h, v{{[0-9]+}}.h[1], #180
+;
+ %c.cast = bitcast <8 x half> %c to <4 x i32>
+ %c.dup = shufflevector <4 x i32> %c.cast , <4 x i32> undef, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
+ %c.res = bitcast <4 x i32> %c.dup to <8 x half>
+ %res = tail call <8 x half> @llvm.aarch64.neon.vcmla.rot180.v8f16(<8 x half> %a, <8 x half> %b, <8 x half> %c.res)
+ ret <8 x half> %res
+}
+
define <8 x half> @test_rot270_16x8(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
entry:
; CHECK-LABEL: test_rot270_16x8
@@ -109,6 +180,18 @@ entry:
ret <8 x half> %res
}
+define <8 x half> @test_rot270_16x8_lane_0(<8 x half> %a, <8 x half> %b, <8 x half> %c) {
+entry:
+; CHECK-LABEL: test_rot270_16x8_lane_0
+; CHECK: fcmla v{{[0-9]+}}.8h, v{{[0-9]+}}.8h, v{{[0-9]+}}.h[0], #270
+;
+ %c.cast = bitcast <8 x half> %c to <4 x i32>
+ %c.dup = shufflevector <4 x i32> %c.cast , <4 x i32> undef, <4 x i32> <i32 0, i32 0, i32 0, i32 0>
+ %c.res = bitcast <4 x i32> %c.dup to <8 x half>
+ %res = tail call <8 x half> @llvm.aarch64.neon.vcmla.rot270.v8f16(<8 x half> %a, <8 x half> %b, <8 x half> %c.res)
+ ret <8 x half> %res
+}
+
define <4 x float> @test_32x4(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
entry:
; CHECK-LABEL: test_32x4
@@ -118,6 +201,18 @@ entry:
ret <4 x float> %res
}
+define <4 x float> @test_32x4_lane_0(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
+entry:
+; CHECK-LABEL: test_32x4_lane_0
+; CHECK: fcmla v{{[0-9]+}}.4s, v{{[0-9]+}}.4s, v{{[0-9]+}}.s[0], #0
+;
+ %c.cast = bitcast <4 x float> %c to <2 x i64>
+ %c.dup = shufflevector <2 x i64> %c.cast , <2 x i64> undef, <2 x i32> <i32 0, i32 0>
+ %c.res = bitcast <2 x i64> %c.dup to <4 x float>
+ %res = tail call <4 x float> @llvm.aarch64.neon.vcmla.rot0.v4f32(<4 x float> %a, <4 x float> %b, <4 x float> %c.res)
+ ret <4 x float> %res
+}
+
define <4 x float> @test_rot90_32x4(<4 x float> %a, <4 x float> %b, <4 x float> %c) {
entry:
; CHECK-LABEL: test_rot90_32x4
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