Author: mkuper Date: Thu Aug 6 03:24:38 2015 New Revision: 244201 URL: http://llvm.org/viewvc/llvm-project?rev=244201&view=rev Log: [X86] Add support for _MM_ALIGN16
Differential Revision: http://reviews.llvm.org/D11753 Added: cfe/trunk/test/CodeGen/ms-mm-align.c Modified: cfe/trunk/lib/Headers/xmmintrin.h Modified: cfe/trunk/lib/Headers/xmmintrin.h URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Headers/xmmintrin.h?rev=244201&r1=244200&r2=244201&view=diff ============================================================================== --- cfe/trunk/lib/Headers/xmmintrin.h (original) +++ cfe/trunk/lib/Headers/xmmintrin.h Thu Aug 6 03:24:38 2015 @@ -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) Added: cfe/trunk/test/CodeGen/ms-mm-align.c URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/ms-mm-align.c?rev=244201&view=auto ============================================================================== --- cfe/trunk/test/CodeGen/ms-mm-align.c (added) +++ cfe/trunk/test/CodeGen/ms-mm-align.c Thu Aug 6 03:24:38 2015 @@ -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 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
