clang/test/CodeGen/X86/pr51324.c

   1 // RUN: %clang_cc1 -flax-vector-conversions=none -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +sse4.1 -emit-llvm -o - -Wall -Werror | FileCheck %s
   2 // RUN: %clang_cc1 -flax-vector-conversions=none -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +sse4.1 -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s
   3 // RUN: %clang_cc1 -flax-vector-conversions=none -ffreestanding %s -triple=i386-apple-darwin -target-feature +sse4.1 -emit-llvm -o - -Wall -Werror | FileCheck %s
   4 // RUN: %clang_cc1 -flax-vector-conversions=none -ffreestanding %s -triple=i386-apple-darwin -target-feature +sse4.1 -fno-signed-char -emit-llvm -o - -Wall -Werror | FileCheck %s
   5
   6
   7 #include <immintrin.h>
   8
   9 // Make sure brackets work after macro intrinsics.
  10 float pr51324(__m128 a) {
  11   // CHECK-LABEL: pr51324
  12   // CHECK: call <4 x float> @llvm.x86.sse41.round.ps(<4 x float> %{{.*}}, i32 0)
  13   // CHECK: extractelement <4 x float> %{{.*}}, i32 0
  14   return _mm_round_ps(a, 0)[0];
  15 }