[llvm] 1d04231 - [InstCombine] Add tests for combining AArch64 neon min/max intrinsics.

[Florian Hahn via llvm-commits]

Author: Florian Hahn
Date: 2022-05-06T17:59:23+01:00
New Revision: 1d042312f8daae28cbdb257328960c545e851a15

URL: https://github.com/llvm/llvm-project/commit/1d042312f8daae28cbdb257328960c545e851a15
DIFF: https://github.com/llvm/llvm-project/commit/1d042312f8daae28cbdb257328960c545e851a15.diff

LOG: [InstCombine] Add tests for combining AArch64 neon min/max intrinsics.

Added: 
    llvm/test/Transforms/InstCombine/AArch64/neon-min-max-intrinsics.ll

Modified: 
    

Removed: 
    


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diff  --git a/llvm/test/Transforms/InstCombine/AArch64/neon-min-max-intrinsics.ll b/llvm/test/Transforms/InstCombine/AArch64/neon-min-max-intrinsics.ll
new file mode 100644
index 0000000000000..3c244261aa5b1
--- /dev/null
+++ b/llvm/test/Transforms/InstCombine/AArch64/neon-min-max-intrinsics.ll
@@ -0,0 +1,118 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -passes=instcombine -mtriple=arm64-apple-ios -S %s | FileCheck %s
+
+declare <4 x half> @llvm.aarch64.neon.fmaxnm.v4f16(<4 x half>, <4 x half>)
+declare <4 x float> @llvm.aarch64.neon.fmaxnm.v4f32(<4 x float>, <4 x float>)
+declare <2 x double> @llvm.aarch64.neon.fmaxnm.v2f64(<2 x double>, <2 x double>)
+
+define <4 x half> @fmaxnm_v4f16_same_args(<4 x half> %a) {
+; CHECK-LABEL: @fmaxnm_v4f16_same_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x half> @llvm.aarch64.neon.fmaxnm.v4f16(<4 x half> [[A:%.*]], <4 x half> [[A]])
+; CHECK-NEXT:    ret <4 x half> [[R]]
+;
+  %r = call <4 x half> @llvm.aarch64.neon.fmaxnm.v4f16(<4 x half> %a, <4 x half> %a)
+  ret <4 x half> %r
+}
+
+define <4 x half> @fmaxnm_v4f16_
diff erent_args(<4 x half> %a, <4 x half> %b) {
+; CHECK-LABEL: @fmaxnm_v4f16_
diff erent_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x half> @llvm.aarch64.neon.fmaxnm.v4f16(<4 x half> [[A:%.*]], <4 x half> [[B:%.*]])
+; CHECK-NEXT:    ret <4 x half> [[R]]
+;
+  %r = call <4 x half> @llvm.aarch64.neon.fmaxnm.v4f16(<4 x half> %a, <4 x half> %b)
+  ret <4 x half> %r
+}
+
+define <4 x float> @fmaxnm_v4f32_same_args(<4 x float> %a) {
+; CHECK-LABEL: @fmaxnm_v4f32_same_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x float> @llvm.aarch64.neon.fmaxnm.v4f32(<4 x float> [[A:%.*]], <4 x float> [[A]])
+; CHECK-NEXT:    ret <4 x float> [[R]]
+;
+  %r = call <4 x float> @llvm.aarch64.neon.fmaxnm.v4f32(<4 x float> %a, <4 x float> %a)
+  ret <4 x float> %r
+}
+
+define <4 x float> @fmaxnm_v4f32_
diff erent_args(<4 x float> %a, <4 x float> %b) {
+; CHECK-LABEL: @fmaxnm_v4f32_
diff erent_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x float> @llvm.aarch64.neon.fmaxnm.v4f32(<4 x float> [[A:%.*]], <4 x float> [[B:%.*]])
+; CHECK-NEXT:    ret <4 x float> [[R]]
+;
+  %r = call <4 x float> @llvm.aarch64.neon.fmaxnm.v4f32(<4 x float> %a, <4 x float> %b)
+  ret <4 x float> %r
+}
+
+define <2 x double> @fmaxnm_v2f64_same_args(<2 x double> %a) {
+; CHECK-LABEL: @fmaxnm_v2f64_same_args(
+; CHECK-NEXT:    [[R:%.*]] = call <2 x double> @llvm.aarch64.neon.fmaxnm.v2f64(<2 x double> [[A:%.*]], <2 x double> [[A]])
+; CHECK-NEXT:    ret <2 x double> [[R]]
+;
+  %r = call <2 x double> @llvm.aarch64.neon.fmaxnm.v2f64(<2 x double> %a, <2 x double> %a)
+  ret <2 x double> %r
+}
+
+define <2 x double> @fmaxnm_v2f64_
diff erent_args(<2 x double> %a, <2 x double> %b) {
+; CHECK-LABEL: @fmaxnm_v2f64_
diff erent_args(
+; CHECK-NEXT:    [[R:%.*]] = call <2 x double> @llvm.aarch64.neon.fmaxnm.v2f64(<2 x double> [[A:%.*]], <2 x double> [[B:%.*]])
+; CHECK-NEXT:    ret <2 x double> [[R]]
+;
+  %r = call <2 x double> @llvm.aarch64.neon.fmaxnm.v2f64(<2 x double> %a, <2 x double> %b)
+  ret <2 x double> %r
+}
+
+declare <4 x half> @llvm.aarch64.neon.fminnm.v4f16(<4 x half>, <4 x half>)
+declare <4 x float> @llvm.aarch64.neon.fminnm.v4f32(<4 x float>, <4 x float>)
+declare <2 x double> @llvm.aarch64.neon.fminnm.v2f64(<2 x double>, <2 x double>)
+
+define <4 x half> @fminnm_v4f16_same_args(<4 x half> %a) {
+; CHECK-LABEL: @fminnm_v4f16_same_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x half> @llvm.aarch64.neon.fminnm.v4f16(<4 x half> [[A:%.*]], <4 x half> [[A]])
+; CHECK-NEXT:    ret <4 x half> [[R]]
+;
+  %r = call <4 x half> @llvm.aarch64.neon.fminnm.v4f16(<4 x half> %a, <4 x half> %a)
+  ret <4 x half> %r
+}
+
+define <4 x half> @fminnm_v4f16_
diff erent_args(<4 x half> %a, <4 x half> %b) {
+; CHECK-LABEL: @fminnm_v4f16_
diff erent_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x half> @llvm.aarch64.neon.fminnm.v4f16(<4 x half> [[A:%.*]], <4 x half> [[B:%.*]])
+; CHECK-NEXT:    ret <4 x half> [[R]]
+;
+  %r = call <4 x half> @llvm.aarch64.neon.fminnm.v4f16(<4 x half> %a, <4 x half> %b)
+  ret <4 x half> %r
+}
+
+define <4 x float> @fminnm_v4f32_same_args(<4 x float> %a) {
+; CHECK-LABEL: @fminnm_v4f32_same_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x float> @llvm.aarch64.neon.fminnm.v4f32(<4 x float> [[A:%.*]], <4 x float> [[A]])
+; CHECK-NEXT:    ret <4 x float> [[R]]
+;
+  %r = call <4 x float> @llvm.aarch64.neon.fminnm.v4f32(<4 x float> %a, <4 x float> %a)
+  ret <4 x float> %r
+}
+
+define <4 x float> @fminnm_v4f32_
diff erent_args(<4 x float> %a, <4 x float> %b) {
+; CHECK-LABEL: @fminnm_v4f32_
diff erent_args(
+; CHECK-NEXT:    [[R:%.*]] = call <4 x float> @llvm.aarch64.neon.fminnm.v4f32(<4 x float> [[A:%.*]], <4 x float> [[B:%.*]])
+; CHECK-NEXT:    ret <4 x float> [[R]]
+;
+  %r = call <4 x float> @llvm.aarch64.neon.fminnm.v4f32(<4 x float> %a, <4 x float> %b)
+  ret <4 x float> %r
+}
+
+define <2 x double> @fminnm_v2f64_same_args(<2 x double> %a) {
+; CHECK-LABEL: @fminnm_v2f64_same_args(
+; CHECK-NEXT:    [[R:%.*]] = call <2 x double> @llvm.aarch64.neon.fminnm.v2f64(<2 x double> [[A:%.*]], <2 x double> [[A]])
+; CHECK-NEXT:    ret <2 x double> [[R]]
+;
+  %r = call <2 x double> @llvm.aarch64.neon.fminnm.v2f64(<2 x double> %a, <2 x double> %a)
+  ret <2 x double> %r
+}
+
+define <2 x double> @fminnm_v2f64_
diff erent_args(<2 x double> %a, <2 x double> %b) {
+; CHECK-LABEL: @fminnm_v2f64_
diff erent_args(
+; CHECK-NEXT:    [[R:%.*]] = call <2 x double> @llvm.aarch64.neon.fminnm.v2f64(<2 x double> [[A:%.*]], <2 x double> [[B:%.*]])
+; CHECK-NEXT:    ret <2 x double> [[R]]
+;
+  %r = call <2 x double> @llvm.aarch64.neon.fminnm.v2f64(<2 x double> %a, <2 x double> %b)
+  ret <2 x double> %r
+}