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-rw-r--r--clang/lib/Headers/avx512bwintrin.h8
-rw-r--r--clang/lib/Headers/avx512fintrin.h30
-rw-r--r--clang/lib/Headers/avx512vlbwintrin.h16
-rw-r--r--clang/lib/Headers/avx512vlintrin.h16
-rw-r--r--clang/lib/Headers/avxintrin.h22
-rw-r--r--clang/lib/Headers/emmintrin.h15
-rw-r--r--clang/lib/Headers/mmintrin.h2
-rw-r--r--clang/lib/Headers/xmmintrin.h6
-rw-r--r--clang/test/CodeGen/x86-vec-struct-packing.c227
9 files changed, 291 insertions, 51 deletions
diff --git a/clang/lib/Headers/avx512bwintrin.h b/clang/lib/Headers/avx512bwintrin.h
index a90a255376c..32fea8d7959 100644
--- a/clang/lib/Headers/avx512bwintrin.h
+++ b/clang/lib/Headers/avx512bwintrin.h
@@ -1751,7 +1751,7 @@ static __inline __m512i __DEFAULT_FN_ATTRS512
_mm512_loadu_epi16 (void const *__P)
{
struct __loadu_epi16 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi16*)__P)->__v;
}
@@ -1777,7 +1777,7 @@ static __inline __m512i __DEFAULT_FN_ATTRS512
_mm512_loadu_epi8 (void const *__P)
{
struct __loadu_epi8 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi8*)__P)->__v;
}
@@ -1803,7 +1803,7 @@ static __inline void __DEFAULT_FN_ATTRS512
_mm512_storeu_epi16 (void *__P, __m512i __A)
{
struct __storeu_epi16 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi16*)__P)->__v = __A;
}
@@ -1820,7 +1820,7 @@ static __inline void __DEFAULT_FN_ATTRS512
_mm512_storeu_epi8 (void *__P, __m512i __A)
{
struct __storeu_epi8 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi8*)__P)->__v = __A;
}
diff --git a/clang/lib/Headers/avx512fintrin.h b/clang/lib/Headers/avx512fintrin.h
index 1c19993ff1b..55f3fe96098 100644
--- a/clang/lib/Headers/avx512fintrin.h
+++ b/clang/lib/Headers/avx512fintrin.h
@@ -40,9 +40,13 @@ typedef unsigned short __v32hu __attribute__((__vector_size__(64)));
typedef unsigned long long __v8du __attribute__((__vector_size__(64)));
typedef unsigned int __v16su __attribute__((__vector_size__(64)));
-typedef float __m512 __attribute__((__vector_size__(64)));
-typedef double __m512d __attribute__((__vector_size__(64)));
-typedef long long __m512i __attribute__((__vector_size__(64)));
+typedef float __m512 __attribute__((__vector_size__(64), __aligned__(64)));
+typedef double __m512d __attribute__((__vector_size__(64), __aligned__(64)));
+typedef long long __m512i __attribute__((__vector_size__(64), __aligned__(64)));
+
+typedef float __m512_u __attribute__((__vector_size__(64), __aligned__(1)));
+typedef double __m512d_u __attribute__((__vector_size__(64), __aligned__(1)));
+typedef long long __m512i_u __attribute__((__vector_size__(64), __aligned__(1)));
typedef unsigned char __mmask8;
typedef unsigned short __mmask16;
@@ -4324,7 +4328,7 @@ static __inline __m512i __DEFAULT_FN_ATTRS512
_mm512_loadu_si512 (void const *__P)
{
struct __loadu_si512 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_si512*)__P)->__v;
}
@@ -4333,7 +4337,7 @@ static __inline __m512i __DEFAULT_FN_ATTRS512
_mm512_loadu_epi32 (void const *__P)
{
struct __loadu_epi32 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi32*)__P)->__v;
}
@@ -4360,7 +4364,7 @@ static __inline __m512i __DEFAULT_FN_ATTRS512
_mm512_loadu_epi64 (void const *__P)
{
struct __loadu_epi64 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi64*)__P)->__v;
}
@@ -4420,7 +4424,7 @@ static __inline __m512d __DEFAULT_FN_ATTRS512
_mm512_loadu_pd(void const *__p)
{
struct __loadu_pd {
- __m512d __v;
+ __m512d_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_pd*)__p)->__v;
}
@@ -4429,7 +4433,7 @@ static __inline __m512 __DEFAULT_FN_ATTRS512
_mm512_loadu_ps(void const *__p)
{
struct __loadu_ps {
- __m512 __v;
+ __m512_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_ps*)__p)->__v;
}
@@ -4504,7 +4508,7 @@ static __inline void __DEFAULT_FN_ATTRS512
_mm512_storeu_epi64 (void *__P, __m512i __A)
{
struct __storeu_epi64 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi64*)__P)->__v = __A;
}
@@ -4520,7 +4524,7 @@ static __inline void __DEFAULT_FN_ATTRS512
_mm512_storeu_si512 (void *__P, __m512i __A)
{
struct __storeu_si512 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_si512*)__P)->__v = __A;
}
@@ -4529,7 +4533,7 @@ static __inline void __DEFAULT_FN_ATTRS512
_mm512_storeu_epi32 (void *__P, __m512i __A)
{
struct __storeu_epi32 {
- __m512i __v;
+ __m512i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi32*)__P)->__v = __A;
}
@@ -4551,7 +4555,7 @@ static __inline void __DEFAULT_FN_ATTRS512
_mm512_storeu_pd(void *__P, __m512d __A)
{
struct __storeu_pd {
- __m512d __v;
+ __m512d_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_pd*)__P)->__v = __A;
}
@@ -4567,7 +4571,7 @@ static __inline void __DEFAULT_FN_ATTRS512
_mm512_storeu_ps(void *__P, __m512 __A)
{
struct __storeu_ps {
- __m512 __v;
+ __m512_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_ps*)__P)->__v = __A;
}
diff --git a/clang/lib/Headers/avx512vlbwintrin.h b/clang/lib/Headers/avx512vlbwintrin.h
index 87e0023e8b7..9e85ffd528b 100644
--- a/clang/lib/Headers/avx512vlbwintrin.h
+++ b/clang/lib/Headers/avx512vlbwintrin.h
@@ -2301,7 +2301,7 @@ static __inline __m128i __DEFAULT_FN_ATTRS128
_mm_loadu_epi16 (void const *__P)
{
struct __loadu_epi16 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi16*)__P)->__v;
}
@@ -2327,7 +2327,7 @@ static __inline __m256i __DEFAULT_FN_ATTRS256
_mm256_loadu_epi16 (void const *__P)
{
struct __loadu_epi16 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi16*)__P)->__v;
}
@@ -2353,7 +2353,7 @@ static __inline __m128i __DEFAULT_FN_ATTRS128
_mm_loadu_epi8 (void const *__P)
{
struct __loadu_epi8 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi8*)__P)->__v;
}
@@ -2379,7 +2379,7 @@ static __inline __m256i __DEFAULT_FN_ATTRS256
_mm256_loadu_epi8 (void const *__P)
{
struct __loadu_epi8 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi8*)__P)->__v;
}
@@ -2405,7 +2405,7 @@ static __inline void __DEFAULT_FN_ATTRS128
_mm_storeu_epi16 (void *__P, __m128i __A)
{
struct __storeu_epi16 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi16*)__P)->__v = __A;
}
@@ -2422,7 +2422,7 @@ static __inline void __DEFAULT_FN_ATTRS256
_mm256_storeu_epi16 (void *__P, __m256i __A)
{
struct __storeu_epi16 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi16*)__P)->__v = __A;
}
@@ -2439,7 +2439,7 @@ static __inline void __DEFAULT_FN_ATTRS128
_mm_storeu_epi8 (void *__P, __m128i __A)
{
struct __storeu_epi8 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi8*)__P)->__v = __A;
}
@@ -2456,7 +2456,7 @@ static __inline void __DEFAULT_FN_ATTRS256
_mm256_storeu_epi8 (void *__P, __m256i __A)
{
struct __storeu_epi8 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi8*)__P)->__v = __A;
}
diff --git a/clang/lib/Headers/avx512vlintrin.h b/clang/lib/Headers/avx512vlintrin.h
index a2cdc0a96e5..a3758e7d333 100644
--- a/clang/lib/Headers/avx512vlintrin.h
+++ b/clang/lib/Headers/avx512vlintrin.h
@@ -5513,7 +5513,7 @@ static __inline __m128i __DEFAULT_FN_ATTRS128
_mm_loadu_epi64 (void const *__P)
{
struct __loadu_epi64 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi64*)__P)->__v;
}
@@ -5539,7 +5539,7 @@ static __inline __m256i __DEFAULT_FN_ATTRS256
_mm256_loadu_epi64 (void const *__P)
{
struct __loadu_epi64 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi64*)__P)->__v;
}
@@ -5565,7 +5565,7 @@ static __inline __m128i __DEFAULT_FN_ATTRS128
_mm_loadu_epi32 (void const *__P)
{
struct __loadu_epi32 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi32*)__P)->__v;
}
@@ -5591,7 +5591,7 @@ static __inline __m256i __DEFAULT_FN_ATTRS256
_mm256_loadu_epi32 (void const *__P)
{
struct __loadu_epi32 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_epi32*)__P)->__v;
}
@@ -5717,7 +5717,7 @@ static __inline void __DEFAULT_FN_ATTRS128
_mm_storeu_epi64 (void *__P, __m128i __A)
{
struct __storeu_epi64 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi64*)__P)->__v = __A;
}
@@ -5734,7 +5734,7 @@ static __inline void __DEFAULT_FN_ATTRS256
_mm256_storeu_epi64 (void *__P, __m256i __A)
{
struct __storeu_epi64 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi64*)__P)->__v = __A;
}
@@ -5751,7 +5751,7 @@ static __inline void __DEFAULT_FN_ATTRS128
_mm_storeu_epi32 (void *__P, __m128i __A)
{
struct __storeu_epi32 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi32*)__P)->__v = __A;
}
@@ -5768,7 +5768,7 @@ static __inline void __DEFAULT_FN_ATTRS256
_mm256_storeu_epi32 (void *__P, __m256i __A)
{
struct __storeu_epi32 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_epi32*)__P)->__v = __A;
}
diff --git a/clang/lib/Headers/avxintrin.h b/clang/lib/Headers/avxintrin.h
index cb15396b3fa..f68ae6715d7 100644
--- a/clang/lib/Headers/avxintrin.h
+++ b/clang/lib/Headers/avxintrin.h
@@ -45,9 +45,13 @@ typedef unsigned char __v32qu __attribute__ ((__vector_size__ (32)));
* appear in the interface though. */
typedef signed char __v32qs __attribute__((__vector_size__(32)));
-typedef float __m256 __attribute__ ((__vector_size__ (32)));
-typedef double __m256d __attribute__((__vector_size__(32)));
-typedef long long __m256i __attribute__((__vector_size__(32)));
+typedef float __m256 __attribute__ ((__vector_size__ (32), __aligned__(32)));
+typedef double __m256d __attribute__((__vector_size__(32), __aligned__(32)));
+typedef long long __m256i __attribute__((__vector_size__(32), __aligned__(32)));
+
+typedef float __m256_u __attribute__ ((__vector_size__ (32), __aligned__(1)));
+typedef double __m256d_u __attribute__((__vector_size__(32), __aligned__(1)));
+typedef long long __m256i_u __attribute__((__vector_size__(32), __aligned__(1)));
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("avx"), __min_vector_width__(256)))
@@ -3113,7 +3117,7 @@ static __inline __m256d __DEFAULT_FN_ATTRS
_mm256_loadu_pd(double const *__p)
{
struct __loadu_pd {
- __m256d __v;
+ __m256d_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_pd*)__p)->__v;
}
@@ -3133,7 +3137,7 @@ static __inline __m256 __DEFAULT_FN_ATTRS
_mm256_loadu_ps(float const *__p)
{
struct __loadu_ps {
- __m256 __v;
+ __m256_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_ps*)__p)->__v;
}
@@ -3169,7 +3173,7 @@ static __inline __m256i __DEFAULT_FN_ATTRS
_mm256_loadu_si256(__m256i const *__p)
{
struct __loadu_si256 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_si256*)__p)->__v;
}
@@ -3246,7 +3250,7 @@ static __inline void __DEFAULT_FN_ATTRS
_mm256_storeu_pd(double *__p, __m256d __a)
{
struct __storeu_pd {
- __m256d __v;
+ __m256d_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_pd*)__p)->__v = __a;
}
@@ -3266,7 +3270,7 @@ static __inline void __DEFAULT_FN_ATTRS
_mm256_storeu_ps(float *__p, __m256 __a)
{
struct __storeu_ps {
- __m256 __v;
+ __m256_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_ps*)__p)->__v = __a;
}
@@ -3304,7 +3308,7 @@ static __inline void __DEFAULT_FN_ATTRS
_mm256_storeu_si256(__m256i *__p, __m256i __a)
{
struct __storeu_si256 {
- __m256i __v;
+ __m256i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_si256*)__p)->__v = __a;
}
diff --git a/clang/lib/Headers/emmintrin.h b/clang/lib/Headers/emmintrin.h
index 6d61f971994..7b2735bdf5e 100644
--- a/clang/lib/Headers/emmintrin.h
+++ b/clang/lib/Headers/emmintrin.h
@@ -26,8 +26,11 @@
#include <xmmintrin.h>
-typedef double __m128d __attribute__((__vector_size__(16)));
-typedef long long __m128i __attribute__((__vector_size__(16)));
+typedef double __m128d __attribute__((__vector_size__(16), __aligned__(16)));
+typedef long long __m128i __attribute__((__vector_size__(16), __aligned__(16)));
+
+typedef double __m128d_u __attribute__((__vector_size__(16), __aligned__(1)));
+typedef long long __m128i_u __attribute__((__vector_size__(16), __aligned__(1)));
/* Type defines. */
typedef double __v2df __attribute__ ((__vector_size__ (16)));
@@ -1652,7 +1655,7 @@ static __inline__ __m128d __DEFAULT_FN_ATTRS
_mm_loadu_pd(double const *__dp)
{
struct __loadu_pd {
- __m128d __v;
+ __m128d_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_pd*)__dp)->__v;
}
@@ -2042,7 +2045,7 @@ static __inline__ void __DEFAULT_FN_ATTRS
_mm_storeu_pd(double *__dp, __m128d __a)
{
struct __storeu_pd {
- __m128d __v;
+ __m128d_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_pd*)__dp)->__v = __a;
}
@@ -3567,7 +3570,7 @@ static __inline__ __m128i __DEFAULT_FN_ATTRS
_mm_loadu_si128(__m128i const *__p)
{
struct __loadu_si128 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
return ((struct __loadu_si128*)__p)->__v;
}
@@ -4030,7 +4033,7 @@ static __inline__ void __DEFAULT_FN_ATTRS
_mm_storeu_si128(__m128i *__p, __m128i __b)
{
struct __storeu_si128 {
- __m128i __v;
+ __m128i_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_si128*)__p)->__v = __b;
}
diff --git a/clang/lib/Headers/mmintrin.h b/clang/lib/Headers/mmintrin.h
index a73539942a9..5dc304e451d 100644
--- a/clang/lib/Headers/mmintrin.h
+++ b/clang/lib/Headers/mmintrin.h
@@ -24,7 +24,7 @@
#ifndef __MMINTRIN_H
#define __MMINTRIN_H
-typedef long long __m64 __attribute__((__vector_size__(8)));
+typedef long long __m64 __attribute__((__vector_size__(8), __aligned__(8)));
typedef long long __v1di __attribute__((__vector_size__(8)));
typedef int __v2si __attribute__((__vector_size__(8)));
diff --git a/clang/lib/Headers/xmmintrin.h b/clang/lib/Headers/xmmintrin.h
index 17af17267c8..f57264727c7 100644
--- a/clang/lib/Headers/xmmintrin.h
+++ b/clang/lib/Headers/xmmintrin.h
@@ -28,7 +28,9 @@
typedef int __v4si __attribute__((__vector_size__(16)));
typedef float __v4sf __attribute__((__vector_size__(16)));
-typedef float __m128 __attribute__((__vector_size__(16)));
+typedef float __m128 __attribute__((__vector_size__(16), __aligned__(16)));
+
+typedef float __m128_u __attribute__((__vector_size__(16), __aligned__(1)));
/* Unsigned types */
typedef unsigned int __v4su __attribute__((__vector_size__(16)));
@@ -1987,7 +1989,7 @@ static __inline__ void __DEFAULT_FN_ATTRS
_mm_storeu_ps(float *__p, __m128 __a)
{
struct __storeu_ps {
- __m128 __v;
+ __m128_u __v;
} __attribute__((__packed__, __may_alias__));
((struct __storeu_ps*)__p)->__v = __a;
}
diff --git a/clang/test/CodeGen/x86-vec-struct-packing.c b/clang/test/CodeGen/x86-vec-struct-packing.c
new file mode 100644
index 00000000000..01458d131ed
--- /dev/null
+++ b/clang/test/CodeGen/x86-vec-struct-packing.c
@@ -0,0 +1,227 @@
+// RUN: %clang_cc1 -ffreestanding -emit-llvm-only -triple x86_64-windows-coff -fdump-record-layouts %s | FileCheck %s --check-prefix=CHECK-MS
+// RUN: %clang_cc1 -ffreestanding -emit-llvm-only -triple x86_64-apple-darwin -fdump-record-layouts %s | FileCheck %s --check-prefix=CHECK-NOTMS
+#include <x86intrin.h>
+
+#pragma pack(1)
+
+struct s_m64 {
+ int a;
+ __m64 b;
+};
+typedef struct s_m64 m64;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m64) == 16) - 1];
+#else
+static int a1[(sizeof(m64) == 12) - 1];
+#endif
+
+struct s_m128 {
+ int a;
+ __m128 b;
+};
+typedef struct s_m128 m128;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m128) == 32) - 1];
+#else
+static int a1[(sizeof(m128) == 20) - 1];
+#endif
+
+struct s_m128i {
+ int a;
+ __m128i b;
+};
+typedef struct s_m128i m128i;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m128i) == 32) - 1];
+#else
+static int a1[(sizeof(m128i) == 20) - 1];
+#endif
+
+struct s_m128d {
+ int a;
+ __m128d b;
+};
+typedef struct s_m128d m128d;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m128d) == 32) - 1];
+#else
+static int a1[(sizeof(m128d) == 20) - 1];
+#endif
+
+struct s_m256 {
+ int a;
+ __m256 b;
+};
+typedef struct s_m256 m256;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m256) == 64) - 1];
+#else
+static int a1[(sizeof(m256) == 36) - 1];
+#endif
+
+struct s_m256i {
+ int a;
+ __m256i b;
+};
+typedef struct s_m256i m256i;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m256i) == 64) - 1];
+#else
+static int a1[(sizeof(m256i) == 36) - 1];
+#endif
+
+struct s_m256d {
+ int a;
+ __m256d b;
+};
+typedef struct s_m256d m256d;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m256d) == 64) - 1];
+#else
+static int a1[(sizeof(m256d) == 36) - 1];
+#endif
+
+struct s_m512 {
+ int a;
+ __m512 b;
+};
+typedef struct s_m512 m512;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m512) == 128) - 1];
+#else
+static int a1[(sizeof(m512) == 68) - 1];
+#endif
+
+struct s_m512i {
+ int a;
+ __m512i b;
+};
+typedef struct s_m512i m512i;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m512i) == 128) - 1];
+#else
+static int a1[(sizeof(m512i) == 68) - 1];
+#endif
+
+struct s_m512d {
+ int a;
+ __m512d b;
+};
+typedef struct s_m512d m512d;
+
+#if defined(_WIN32)
+static int a1[(sizeof(m512d) == 128) - 1];
+#else
+static int a1[(sizeof(m512d) == 68) - 1];
+#endif
+
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m64
+// CHECK-MS: 0 | int a
+// CHECK-MS: 8 | __m64 b
+// CHECK-MS: | [sizeof=16, align=8]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m128
+// CHECK-MS: 0 | int a
+// CHECK-MS: 16 | __m128 b
+// CHECK-MS: | [sizeof=32, align=16]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m128i
+// CHECK-MS: 0 | int a
+// CHECK-MS: 16 | __m128i b
+// CHECK-MS: | [sizeof=32, align=16]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m128d
+// CHECK-MS: 0 | int a
+// CHECK-MS: 16 | __m128d b
+// CHECK-MS: | [sizeof=32, align=16]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m256
+// CHECK-MS: 0 | int a
+// CHECK-MS: 32 | __m256 b
+// CHECK-MS: | [sizeof=64, align=32]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m256i
+// CHECK-MS: 0 | int a
+// CHECK-MS: 32 | __m256i b
+// CHECK-MS: | [sizeof=64, align=32]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m256d
+// CHECK-MS: 0 | int a
+// CHECK-MS: 32 | __m256d b
+// CHECK-MS: | [sizeof=64, align=32]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m512
+// CHECK-MS: 0 | int a
+// CHECK-MS: 64 | __m512 b
+// CHECK-MS: | [sizeof=128, align=64]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m512i
+// CHECK-MS: 0 | int a
+// CHECK-MS: 64 | __m512i b
+// CHECK-MS: | [sizeof=128, align=64]
+// CHECK-MS: *** Dumping AST Record Layout
+// CHECK-MS: 0 | struct s_m512d
+// CHECK-MS: 0 | int a
+// CHECK-MS: 64 | __m512d b
+// CHECK-MS: | [sizeof=128, align=64]
+
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m64
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m64 b
+// CHECK-NOTMS: | [sizeof=12, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m128
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m128 b
+// CHECK-NOTMS: | [sizeof=20, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m128i
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m128i b
+// CHECK-NOTMS: | [sizeof=20, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m128d
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m128d b
+// CHECK-NOTMS: | [sizeof=20, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m256
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m256 b
+// CHECK-NOTMS: | [sizeof=36, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m256i
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m256i b
+// CHECK-NOTMS: | [sizeof=36, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m256d
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m256d b
+// CHECK-NOTMS: | [sizeof=36, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m512
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m512 b
+// CHECK-NOTMS: | [sizeof=68, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m512i
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m512i b
+// CHECK-NOTMS: | [sizeof=68, align=1]
+// CHECK-NOTMS: *** Dumping AST Record Layout
+// CHECK-NOTMS: 0 | struct s_m512d
+// CHECK-NOTMS: 0 | int a
+// CHECK-NOTMS: 4 | __m512d b
+// CHECK-NOTMS: | [sizeof=68, align=1]
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