diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/X86/trunc-fp2int.ll | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/X86/trunc-fp2int.ll b/test/CodeGen/X86/trunc-fp2int.ll new file mode 100644 index 0000000000..792af16c95 --- /dev/null +++ b/test/CodeGen/X86/trunc-fp2int.ll @@ -0,0 +1,18 @@ +; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=corei7 | FileCheck %s + +define <4 x i8> @bar(<4 x float> %in) nounwind readnone alwaysinline { + %1 = fptoui <4 x float> %in to <4 x i8> + ret <4 x i8> %1 +; CHECK: bar +; CHECK: cvttps2dq +} +define <4 x i8> @foo(<4 x float> %in) nounwind readnone alwaysinline { + %1 = fptoui <4 x float> %in to <4 x i32> + %2 = trunc <4 x i32> %1 to <4 x i16> + %3 = shufflevector <4 x i16> %2, <4 x i16> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> + %4 = trunc <8 x i16> %3 to <8 x i8> + %5 = shufflevector <8 x i8> %4, <8 x i8> undef, <4 x i32> <i32 0, i32 1, i32 2, i32 3> + ret <4 x i8> %5 +; CHECK: foo +; CHECK: cvttps2dq +} |