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[X86] Add support for _MM_ALIGN16

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Differential Revision: http://reviews.llvm.org/D11753

llvm-svn: 244201
This commit is contained in:
Michael Kuperstein
2015-08-06 08:24:38 +00:00
parent c5d811253a
commit d7b9392f59
2 changed files with 21 additions and 0 deletions
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5
clang/lib/Headers/xmmintrin.h
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@@ -924,6 +924,11 @@ _mm_movemask_ps(__m128 __a)
return __builtin_ia32_movmskps(__a);
}
#ifdef _MSC_VER
#define _MM_ALIGN16 __declspec(align(16))
#endif
#define _MM_SHUFFLE(z, y, x, w) (((z) << 6) | ((y) << 4) | ((x) << 2) | (w))
#define _MM_EXCEPT_INVALID (0x0001)

16
clang/test/CodeGen/ms-mm-align.c Normal file
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@@ -0,0 +1,16 @@
// RUN: %clang_cc1 -ffreestanding -fms-extensions -fms-compatibility -fms-compatibility-version=17.00 \
// RUN: -triple i686--windows -emit-llvm %s -o - \
// RUN: | FileCheck %s -check-prefix CHECK
// Intrin.h needs size_t, but -ffreestanding prevents us from getting it from
// stddef.h. Work around it with this typedef.
typedef __SIZE_TYPE__ size_t;
#include <Intrin.h>
void capture_ptr(int* i);
void test_mm_align16(int p) {
_MM_ALIGN16 int i;
capture_ptr(&i);
}
// CHECK: alloca i32, align 16