llvm-project/clang/test/CodeGen/attr-target-x86-mmx.c

23 lines
577 B
C
Raw Normal View History

// RUN: %clang_cc1 -triple i386-linux-gnu -emit-llvm %s -o - | FileCheck %s
// Picking a cpu that doesn't have mmx or sse by default so we can enable it later.
#define __MM_MALLOC_H
#include <x86intrin.h>
// Verify that when we turn on sse that we also turn on mmx.
void __attribute__((target("sse"))) shift(__m64 a, __m64 b, int c) {
_mm_slli_pi16(a, c);
_mm_slli_pi32(a, c);
_mm_slli_si64(a, c);
_mm_srli_pi16(a, c);
_mm_srli_pi32(a, c);
_mm_srli_si64(a, c);
_mm_srai_pi16(a, c);
_mm_srai_pi32(a, c);
}
// CHECK: "target-features"="+cx8,+mmx,+sse,+x87"