aboutsummaryrefslogtreecommitdiff
path: root/test/CodeGen/X86/wide-fma-contraction.ll
diff options
context:
space:
mode:
Diffstat (limited to 'test/CodeGen/X86/wide-fma-contraction.ll')
-rw-r--r--test/CodeGen/X86/wide-fma-contraction.ll20
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/X86/wide-fma-contraction.ll b/test/CodeGen/X86/wide-fma-contraction.ll
new file mode 100644
index 0000000000..d93f33ba0e
--- /dev/null
+++ b/test/CodeGen/X86/wide-fma-contraction.ll
@@ -0,0 +1,20 @@
+; RUN: llc -march=x86 -mattr=+fma4 -mtriple=x86_64-apple-darwin < %s | FileCheck %s
+
+; CHECK: fmafunc
+define <16 x float> @fmafunc(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
+; CHECK-NOT: vmulps
+; CHECK-NOT: vaddps
+; CHECK: vfmaddps
+; CHECK-NOT: vmulps
+; CHECK-NOT: vaddps
+; CHECK: vfmaddps
+; CHECK-NOT: vmulps
+; CHECK-NOT: vaddps
+ %ret = tail call <16 x float> @llvm.fmuladd.v16f32(<16 x float> %a, <16 x float> %b, <16 x float> %c)
+ ret <16 x float> %ret
+}
+
+declare <16 x float> @llvm.fmuladd.v16f32(<16 x float>, <16 x float>, <16 x float>) nounwind readnone
+
+
+