forked from OSchip/llvm-project
50 lines
2.1 KiB
C
50 lines
2.1 KiB
C
// RUN: %clang_cc1 -triple x86_64-pc-win32 -emit-llvm -target-cpu skylake-avx512 < %s | FileCheck %s --check-prefixes=CHECK,AVX
|
|
// RUN: %clang_cc1 -triple x86_64-linux -emit-llvm -target-cpu skylake-avx512 < %s | FileCheck %s --check-prefixes=CHECK,AVX
|
|
// RUN: %clang_cc1 -triple x86_64-pc-win32 -emit-llvm < %s | FileCheck %s --check-prefixes=CHECK,NOAVX
|
|
// RUN: %clang_cc1 -triple x86_64-linux -emit-llvm < %s | FileCheck %s --check-prefixes=CHECK,NOAVX
|
|
|
|
#define SYSV_CC __attribute__((sysv_abi))
|
|
|
|
// Make sure we coerce structs according to the SysV rules instead of passing
|
|
// them indirectly as we would for Win64.
|
|
struct StringRef {
|
|
char *Str;
|
|
__SIZE_TYPE__ Size;
|
|
};
|
|
extern volatile char gc;
|
|
void SYSV_CC take_stringref(struct StringRef s);
|
|
void callit(void) {
|
|
struct StringRef s = {"asdf", 4};
|
|
take_stringref(s);
|
|
}
|
|
// CHECK: define {{(dso_local )?}}void @callit()
|
|
// CHECK: call {{(x86_64_sysvcc )?}}void @take_stringref(i8* {{[^,]*}}, i64 {{[^,]*}})
|
|
// CHECK: declare {{(dso_local )?}}{{(x86_64_sysvcc )?}}void @take_stringref(i8*, i64)
|
|
|
|
// Check that we pass vectors directly if the target feature is enabled, and
|
|
// not otherwise.
|
|
typedef __attribute__((vector_size(32))) float my_m256;
|
|
typedef __attribute__((vector_size(64))) float my_m512;
|
|
|
|
my_m256 SYSV_CC get_m256(void);
|
|
void SYSV_CC take_m256(my_m256);
|
|
my_m512 SYSV_CC get_m512(void);
|
|
void SYSV_CC take_m512(my_m512);
|
|
|
|
void use_vectors(void) {
|
|
my_m256 v1 = get_m256();
|
|
take_m256(v1);
|
|
my_m512 v2 = get_m512();
|
|
take_m512(v2);
|
|
}
|
|
|
|
// CHECK: define {{(dso_local )?}}void @use_vectors()
|
|
// AVX: call {{(x86_64_sysvcc )?}}<8 x float> @get_m256()
|
|
// AVX: call {{(x86_64_sysvcc )?}}void @take_m256(<8 x float> noundef %{{.*}})
|
|
// AVX: call {{(x86_64_sysvcc )?}}<16 x float> @get_m512()
|
|
// AVX: call {{(x86_64_sysvcc )?}}void @take_m512(<16 x float> noundef %{{.*}})
|
|
// NOAVX: call {{(x86_64_sysvcc )?}}<8 x float> @get_m256()
|
|
// NOAVX: call {{(x86_64_sysvcc )?}}void @take_m256(<8 x float>* noundef byval(<8 x float>) align 32 %{{.*}})
|
|
// NOAVX: call {{(x86_64_sysvcc )?}}<16 x float> @get_m512()
|
|
// NOAVX: call {{(x86_64_sysvcc )?}}void @take_m512(<16 x float>* noundef byval(<16 x float>) align 64 %{{.*}})
|