460 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			460 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple x86_64-unknown-windows -emit-llvm -target-cpu core2 -o - %s | FileCheck %s
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| 
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| #define SWIFTCALL __attribute__((swiftcall))
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| #define OUT __attribute__((swift_indirect_result))
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| #define ERROR __attribute__((swift_error_result))
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| #define CONTEXT __attribute__((swift_context))
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| 
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| // CHECK: [[STRUCT2_RESULT:@.*]] = private {{.*}} constant [[STRUCT2_TYPE:%.*]] { i32 0, i8 0, i8 undef, i8 0, i32 0, i32 0 }
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| 
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| /*****************************************************************************/
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| /****************************** PARAMETER ABIS *******************************/
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| /*****************************************************************************/
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| 
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| SWIFTCALL void indirect_result_1(OUT int *arg0, OUT float *arg1) {}
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| // CHECK-LABEL: define {{.*}} void @indirect_result_1(i32* noalias sret align 4 dereferenceable(4){{.*}}, float* noalias align 4 dereferenceable(4){{.*}})
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| 
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| // TODO: maybe this shouldn't suppress sret.
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| SWIFTCALL int indirect_result_2(OUT int *arg0, OUT float *arg1) {  __builtin_unreachable(); }
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| // CHECK-LABEL: define {{.*}} i32 @indirect_result_2(i32* noalias align 4 dereferenceable(4){{.*}}, float* noalias align 4 dereferenceable(4){{.*}})
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| 
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| typedef struct { char array[1024]; } struct_reallybig;
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| SWIFTCALL struct_reallybig indirect_result_3(OUT int *arg0, OUT float *arg1) { __builtin_unreachable(); }
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| // CHECK-LABEL: define {{.*}} void @indirect_result_3({{.*}}* noalias sret {{.*}}, i32* noalias align 4 dereferenceable(4){{.*}}, float* noalias align 4 dereferenceable(4){{.*}})
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| 
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| SWIFTCALL void context_1(CONTEXT void *self) {}
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| // CHECK-LABEL: define {{.*}} void @context_1(i8* swiftself
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| 
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| SWIFTCALL void context_2(void *arg0, CONTEXT void *self) {}
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| // CHECK-LABEL: define {{.*}} void @context_2(i8*{{.*}}, i8* swiftself
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| 
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| SWIFTCALL void context_error_1(CONTEXT int *self, ERROR float **error) {}
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| // CHECK-LABEL: define {{.*}} void @context_error_1(i32* swiftself{{.*}}, float** swifterror %0)
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| // CHECK:       [[TEMP:%.*]] = alloca float*, align 8
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| // CHECK:       [[T0:%.*]] = load float*, float** [[ERRORARG:%.*]], align 8
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| // CHECK:       store float* [[T0]], float** [[TEMP]], align 8
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| // CHECK:       [[T0:%.*]] = load float*, float** [[TEMP]], align 8
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| // CHECK:       store float* [[T0]], float** [[ERRORARG]], align 8
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| void test_context_error_1() {
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|   int x;
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|   float *error;
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|   context_error_1(&x, &error);
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| }
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| // CHECK-LABEL: define dso_local void @test_context_error_1()
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| // CHECK:       [[X:%.*]] = alloca i32, align 4
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| // CHECK:       [[ERROR:%.*]] = alloca float*, align 8
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| // CHECK:       [[TEMP:%.*]] = alloca swifterror float*, align 8
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| // CHECK:       [[T0:%.*]] = load float*, float** [[ERROR]], align 8
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| // CHECK:       store float* [[T0]], float** [[TEMP]], align 8
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| // CHECK:       call [[SWIFTCC:swiftcc]] void @context_error_1(i32* swiftself [[X]], float** swifterror [[TEMP]])
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| // CHECK:       [[T0:%.*]] = load float*, float** [[TEMP]], align 8
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| // CHECK:       store float* [[T0]], float** [[ERROR]], align 8
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| 
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| SWIFTCALL void context_error_2(short s, CONTEXT int *self, ERROR float **error) {}
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| // CHECK-LABEL: define {{.*}} void @context_error_2(i16{{.*}}, i32* swiftself{{.*}}, float** swifterror %0)
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| 
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| /*****************************************************************************/
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| /********************************** LOWERING *********************************/
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| /*****************************************************************************/
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| 
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| typedef float float4 __attribute__((ext_vector_type(4)));
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| typedef float float8 __attribute__((ext_vector_type(8)));
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| typedef double double2 __attribute__((ext_vector_type(2)));
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| typedef double double4 __attribute__((ext_vector_type(4)));
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| typedef int int3 __attribute__((ext_vector_type(3)));
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| typedef int int4 __attribute__((ext_vector_type(4)));
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| typedef int int5 __attribute__((ext_vector_type(5)));
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| typedef int int8 __attribute__((ext_vector_type(8)));
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| 
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| #define TEST(TYPE)                       \
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|   SWIFTCALL TYPE return_##TYPE(void) {   \
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|     TYPE result = {};                    \
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|     return result;                       \
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|   }                                      \
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|   SWIFTCALL void take_##TYPE(TYPE v) {   \
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|   }                                      \
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|   void test_##TYPE() {                   \
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|     take_##TYPE(return_##TYPE());        \
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|   }
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| 
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| /*****************************************************************************/
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| /*********************************** STRUCTS *********************************/
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| /*****************************************************************************/
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| 
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| typedef struct {
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| } struct_empty;
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| TEST(struct_empty);
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| // CHECK-LABEL: define {{.*}} @return_struct_empty()
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| // CHECK:   ret void
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| // CHECK-LABEL: define {{.*}} @take_struct_empty()
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| // CHECK:   ret void
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| 
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| typedef struct {
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|   int x;
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|   char c0;
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|   char c1;
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|   int f0;
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|   int f1;
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| } struct_1;
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| TEST(struct_1);
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| // CHECK-LABEL: define dso_local swiftcc { i64, i64 } @return_struct_1() {{.*}}{
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| // CHECK:   [[RET:%.*]] = alloca [[STRUCT1:%.*]], align 4
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| // CHECK:   call void @llvm.memset
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| // CHECK:   [[CAST:%.*]] = bitcast [[STRUCT1]]* %retval to { i64, i64 }*
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| // CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   [[T0:%.*]] = load i64, i64* [[GEP0]], align 4
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| // CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
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| // CHECK:   [[T1:%.*]] = load i64, i64* [[GEP1]], align 4
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| // CHECK:   [[R0:%.*]] = insertvalue { i64, i64 } undef, i64 [[T0]], 0
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| // CHECK:   [[R1:%.*]] = insertvalue { i64, i64 } [[R0]], i64 [[T1]], 1
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| // CHECK:   ret { i64, i64 } [[R1]]
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| // CHECK: }
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| // CHECK-LABEL: define dso_local swiftcc void @take_struct_1(i64 %0, i64 %1) {{.*}}{
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| // CHECK:   [[V:%.*]] = alloca [[STRUCT1:%.*]], align 4
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| // CHECK:   [[CAST:%.*]] = bitcast [[STRUCT1]]* [[V]] to { i64, i64 }*
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| // CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   store i64 %0, i64* [[GEP0]], align 4
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| // CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
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| // CHECK:   store i64 %1, i64* [[GEP1]], align 4
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| // CHECK:   ret void
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| // CHECK: }
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| // CHECK-LABEL: define dso_local void @test_struct_1() {{.*}}{
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| // CHECK:   [[AGG:%.*]] = alloca [[STRUCT1:%.*]], align 4
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| // CHECK:   [[RET:%.*]] = call swiftcc { i64, i64 } @return_struct_1()
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| // CHECK:   [[CAST:%.*]] = bitcast [[STRUCT1]]* [[AGG]] to { i64, i64 }*
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| // CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   [[E0:%.*]] = extractvalue { i64, i64 } [[RET]], 0
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| // CHECK:   store i64 [[E0]], i64* [[GEP0]], align 4
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| // CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
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| // CHECK:   [[E1:%.*]] = extractvalue { i64, i64 } [[RET]], 1
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| // CHECK:   store i64 [[E1]], i64* [[GEP1]], align 4
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| // CHECK:   [[CAST2:%.*]] = bitcast [[STRUCT1]]* [[AGG]] to { i64, i64 }*
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| // CHECK:   [[GEP2:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST2]], i32 0, i32 0
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| // CHECK:   [[V0:%.*]] = load i64, i64* [[GEP2]], align 4
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| // CHECK:   [[GEP3:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST2]], i32 0, i32 1
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| // CHECK:   [[V1:%.*]] = load i64, i64* [[GEP3]], align 4
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| // CHECK:   call swiftcc void @take_struct_1(i64 [[V0]], i64 [[V1]])
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| // CHECK:   ret void
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| // CHECK: }
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| 
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| typedef struct {
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|   int x;
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|   char c0;
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|   __attribute__((aligned(2))) char c1;
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|   int f0;
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|   int f1;
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| } struct_2;
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| TEST(struct_2);
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| // CHECK-LABEL: define dso_local swiftcc { i64, i64 } @return_struct_2() {{.*}}{
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| // CHECK:   [[RET:%.*]] = alloca [[STRUCT2_TYPE]], align 4
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| // CHECK:   [[CASTVAR:%.*]] = bitcast {{.*}} [[RET]]
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| // CHECK:   call void @llvm.memcpy{{.*}}({{.*}}[[CASTVAR]], {{.*}}[[STRUCT2_RESULT]]
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| // CHECK:   [[CAST:%.*]] = bitcast [[STRUCT2_TYPE]]* [[RET]] to { i64, i64 }*
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| // CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   [[T0:%.*]] = load i64, i64* [[GEP0]], align 4
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| // CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
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| // CHECK:   [[T1:%.*]] = load i64, i64* [[GEP1]], align 4
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| // CHECK:   [[R0:%.*]] = insertvalue { i64, i64 } undef, i64 [[T0]], 0
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| // CHECK:   [[R1:%.*]] = insertvalue { i64, i64 } [[R0]], i64 [[T1]], 1
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| // CHECK:   ret { i64, i64 } [[R1]]
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| // CHECK: }
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| // CHECK-LABEL: define dso_local swiftcc void @take_struct_2(i64 %0, i64 %1) {{.*}}{
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| // CHECK:   [[V:%.*]] = alloca [[STRUCT:%.*]], align 4
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| // CHECK:   [[CAST:%.*]] = bitcast [[STRUCT]]* [[V]] to { i64, i64 }*
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| // CHECK:   [[GEP0:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   store i64 %0, i64* [[GEP0]], align 4
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| // CHECK:   [[GEP1:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
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| // CHECK:   store i64 %1, i64* [[GEP1]], align 4
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| // CHECK:   ret void
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| // CHECK: }
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| // CHECK-LABEL: define dso_local void @test_struct_2() {{.*}} {
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| // CHECK:   [[TMP:%.*]] = alloca [[STRUCT2_TYPE]], align 4
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| // CHECK:   [[CALL:%.*]] = call swiftcc { i64, i64 } @return_struct_2()
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| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[STRUCT2_TYPE]]* [[TMP]] to { i64, i64 }*
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| // CHECK:   [[GEP:%.*]] = getelementptr inbounds {{.*}} [[CAST_TMP]], i32 0, i32 0
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| // CHECK:   [[T0:%.*]] = extractvalue { i64, i64 } [[CALL]], 0
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| // CHECK:   store i64 [[T0]], i64* [[GEP]], align 4
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| // CHECK:   [[GEP:%.*]] = getelementptr inbounds {{.*}} [[CAST_TMP]], i32 0, i32 1
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| // CHECK:   [[T0:%.*]] = extractvalue { i64, i64 } [[CALL]], 1
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| // CHECK:   store i64 [[T0]], i64* [[GEP]], align 4
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| // CHECK:   [[CAST:%.*]] = bitcast [[STRUCT2_TYPE]]* [[TMP]] to { i64, i64 }*
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| // CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   [[R0:%.*]] = load i64, i64* [[GEP]], align 4
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| // CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64, i64 }, { i64, i64 }* [[CAST]], i32 0, i32 1
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| // CHECK:   [[R1:%.*]] = load i64, i64* [[GEP]], align 4
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| // CHECK:   call swiftcc void @take_struct_2(i64 [[R0]], i64 [[R1]])
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| // CHECK:   ret void
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| // CHECK: }
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| 
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| // There's no way to put a field randomly in the middle of an otherwise
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| // empty storage unit in C, so that case has to be tested in C++, which
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| // can use empty structs to introduce arbitrary padding.  (In C, they end up
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| // with size 0 and so don't affect layout.)
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| 
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| // Misaligned data rule.
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| typedef struct {
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|   char c0;
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|   __attribute__((packed)) float f;
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| } struct_misaligned_1;
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| TEST(struct_misaligned_1)
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| // CHECK-LABEL: define dso_local swiftcc i64 @return_struct_misaligned_1()
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| // CHECK:  [[RET:%.*]] = alloca [[STRUCT:%.*]], align 1
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| // CHECK:  [[CAST:%.*]] = bitcast [[STRUCT]]* [[RET]] to i8*
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| // CHECK:  call void @llvm.memset{{.*}}(i8* align 1 [[CAST]], i8 0, i64 5
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| // CHECK:  [[CAST:%.*]] = bitcast [[STRUCT]]* [[RET]] to { i64 }*
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| // CHECK:  [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:  [[R0:%.*]] = load i64, i64* [[GEP]], align 1
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| // CHECK:  ret i64 [[R0]]
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| // CHECK:}
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| // CHECK-LABEL: define dso_local swiftcc void @take_struct_misaligned_1(i64 %0) {{.*}}{
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| // CHECK:   [[V:%.*]] = alloca [[STRUCT:%.*]], align 1
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| // CHECK:   [[CAST:%.*]] = bitcast [[STRUCT]]* [[V]] to { i64 }*
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| // CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   store i64 %0, i64* [[GEP]], align 1
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| // CHECK:   ret void
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| // CHECK: }
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| // CHECK: define dso_local void @test_struct_misaligned_1() {{.*}}{
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| // CHECK:   [[AGG:%.*]] = alloca [[STRUCT:%.*]], align 1
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| // CHECK:   [[CALL:%.*]] = call swiftcc i64 @return_struct_misaligned_1()
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| // CHECK:   [[T0:%.*]] = bitcast [[STRUCT]]* [[AGG]] to { i64 }*
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| // CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
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| // CHECK:   store i64 [[CALL]], i64* [[T1]], align 1
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| // CHECK:   [[T0:%.*]] = bitcast [[STRUCT]]* [[AGG]] to { i64 }*
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| // CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
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| // CHECK:   [[P:%.*]] = load i64, i64* [[T1]], align 1
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| // CHECK:   call swiftcc void @take_struct_misaligned_1(i64 [[P]])
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| // CHECK:   ret void
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| // CHECK: }
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| 
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| // Too many scalars.
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| typedef struct {
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|   long long x[5];
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| } struct_big_1;
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| TEST(struct_big_1)
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| 
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| // CHECK-LABEL: define {{.*}} void @return_struct_big_1({{.*}} noalias sret
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| 
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| // Should not be byval.
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| // CHECK-LABEL: define {{.*}} void @take_struct_big_1({{.*}}*{{( %.*)?}})
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| 
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| /*****************************************************************************/
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| /********************************* TYPE MERGING ******************************/
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| /*****************************************************************************/
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| 
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| typedef union {
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|   float f;
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|   double d;
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| } union_het_fp;
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| TEST(union_het_fp)
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| // CHECK-LABEL: define dso_local swiftcc i64 @return_union_het_fp()
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| // CHECK:  [[RET:%.*]] = alloca [[UNION:%.*]], align 8
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| // CHECK:  [[CAST:%.*]] = bitcast [[UNION]]* [[RET]] to i8*
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| // CHECK:  call void @llvm.memcpy{{.*}}(i8* align {{[0-9]+}} [[CAST]]
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| // CHECK:  [[CAST:%.*]] = bitcast [[UNION]]* [[RET]] to { i64 }*
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| // CHECK:  [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:  [[R0:%.*]] = load i64, i64* [[GEP]], align 8
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| // CHECK:  ret i64 [[R0]]
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| // CHECK-LABEL: define dso_local swiftcc void @take_union_het_fp(i64 %0) {{.*}}{
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| // CHECK:   [[V:%.*]] = alloca [[UNION:%.*]], align 8
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| // CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[V]] to { i64 }*
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| // CHECK:   [[GEP:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[CAST]], i32 0, i32 0
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| // CHECK:   store i64 %0, i64* [[GEP]], align 8
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| // CHECK:   ret void
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| // CHECK: }
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| // CHECK-LABEL: define dso_local void @test_union_het_fp() {{.*}}{
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| // CHECK:   [[AGG:%.*]] = alloca [[UNION:%.*]], align 8
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| // CHECK:   [[CALL:%.*]] = call swiftcc i64 @return_union_het_fp()
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| // CHECK:   [[T0:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64 }*
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| // CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
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| // CHECK:   store i64 [[CALL]], i64* [[T1]], align 8
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| // CHECK:   [[T0:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64 }*
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| // CHECK:   [[T1:%.*]] = getelementptr inbounds { i64 }, { i64 }* [[T0]], i32 0, i32 0
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| // CHECK:   [[V0:%.*]] = load i64, i64* [[T1]], align 8
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| // CHECK:   call swiftcc void @take_union_het_fp(i64 [[V0]])
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| // CHECK:   ret void
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| // CHECK: }
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| 
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| 
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| typedef union {
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|   float f1;
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|   float f2;
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| } union_hom_fp;
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| TEST(union_hom_fp)
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| // CHECK-LABEL: define dso_local void @test_union_hom_fp()
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| // CHECK:   [[TMP:%.*]] = alloca [[REC:%.*]], align 4
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| // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] float @return_union_hom_fp()
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| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP]] to [[AGG:{ float }]]*
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
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| // CHECK:   store float [[CALL]], float* [[T0]], align 4
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| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP]] to [[AGG]]*
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
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| // CHECK:   [[FIRST:%.*]] = load float, float* [[T0]], align 4
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| // CHECK:   call [[SWIFTCC]] void @take_union_hom_fp(float [[FIRST]])
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| // CHECK:   ret void
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| 
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| typedef union {
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|   float f1;
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|   float4 fv2;
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| } union_hom_fp_partial;
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| TEST(union_hom_fp_partial)
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| // CHECK: define dso_local void @test_union_hom_fp_partial()
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| // CHECK:   [[AGG:%.*]] = alloca [[UNION:%.*]], align 16
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| // CHECK:   [[CALL:%.*]] = call swiftcc { float, float, float, float } @return_union_hom_fp_partial()
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| // CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { float, float, float, float }*
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 0
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| // CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 0
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| // CHECK:   store float [[T1]], float* [[T0]], align 16
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 1
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| // CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 1
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| // CHECK:   store float [[T1]], float* [[T0]], align 4
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 2
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| // CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 2
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| // CHECK:   store float [[T1]], float* [[T0]], align 8
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 3
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| // CHECK:   [[T1:%.*]] = extractvalue { float, float, float, float } [[CALL]], 3
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| // CHECK:   store float [[T1]], float* [[T0]], align 4
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| // CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { float, float, float, float }*
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 0
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| // CHECK:   [[V0:%.*]] = load float, float* [[T0]], align 16
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 1
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| // CHECK:   [[V1:%.*]] = load float, float* [[T0]], align 4
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| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 2
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| // CHECK:   [[V2:%.*]] = load float, float* [[T0]], align 8
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds { float, float, float, float }, { float, float, float, float }* [[CAST]], i32 0, i32 3
 | |
| // CHECK:   [[V3:%.*]] = load float, float* [[T0]], align 4
 | |
| // CHECK:   call swiftcc void @take_union_hom_fp_partial(float [[V0]], float [[V1]], float [[V2]], float [[V3]])
 | |
| // CHECK:   ret void
 | |
| // CHECK: }
 | |
| 
 | |
| typedef union {
 | |
|   struct { int x, y; } f1;
 | |
|   float4 fv2;
 | |
| } union_het_fpv_partial;
 | |
| TEST(union_het_fpv_partial)
 | |
| // CHECK-LABEL: define dso_local void @test_union_het_fpv_partial()
 | |
| // CHECK:   [[AGG:%.*]] = alloca [[UNION:%.*]], align 16
 | |
| // CHECK:   [[CALL:%.*]] = call swiftcc { i64, float, float } @return_union_het_fpv_partial()
 | |
| // CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64, float, float }*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 0
 | |
| // CHECK:   [[T1:%.*]] = extractvalue { i64, float, float } [[CALL]], 0
 | |
| // CHECK:   store i64 [[T1]], i64* [[T0]], align 16
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 1
 | |
| // CHECK:   [[T1:%.*]] = extractvalue { i64, float, float } [[CALL]], 1
 | |
| // CHECK:   store float [[T1]], float* [[T0]], align 8
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 2
 | |
| // CHECK:   [[T1:%.*]] = extractvalue { i64, float, float } [[CALL]], 2
 | |
| // CHECK:   store float [[T1]], float* [[T0]], align 4
 | |
| // CHECK:   [[CAST:%.*]] = bitcast [[UNION]]* [[AGG]] to { i64, float, float }*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 0
 | |
| // CHECK:   [[V0:%.*]] = load i64, i64* [[T0]], align 16
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 1
 | |
| // CHECK:   [[V1:%.*]] = load float, float* [[T0]], align 8
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds { i64, float, float }, { i64, float, float }* [[CAST]], i32 0, i32 2
 | |
| // CHECK:   [[V2:%.*]] = load float, float* [[T0]], align 4
 | |
| // CHECK:   call swiftcc void @take_union_het_fpv_partial(i64 [[V0]], float [[V1]], float [[V2]])
 | |
| // CHECK:   ret void
 | |
| // CHECK: }
 | |
| 
 | |
| /*****************************************************************************/
 | |
| /****************************** VECTOR LEGALIZATION **************************/
 | |
| /*****************************************************************************/
 | |
| 
 | |
| TEST(int4)
 | |
| // CHECK-LABEL: define {{.*}} <4 x i32> @return_int4()
 | |
| // CHECK-LABEL: define {{.*}} @take_int4(<4 x i32>
 | |
| 
 | |
| TEST(int8)
 | |
| // CHECK-LABEL: define {{.*}} @return_int8()
 | |
| // CHECK:   [[RET:%.*]] = alloca [[REC:<8 x i32>]], align 32
 | |
| // CHECK:   [[VAR:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   store
 | |
| // CHECK:   load
 | |
| // CHECK:   store
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[RET]] to [[AGG:{ <4 x i32>, <4 x i32> }]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   [[SECOND:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ <4 x i32>, <4 x i32> }]] undef, <4 x i32> [[FIRST]], 0
 | |
| // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], <4 x i32> [[SECOND]], 1
 | |
| // CHECK:   ret [[UAGG]] [[T1]]
 | |
| // CHECK-LABEL: define {{.*}} @take_int8(<4 x i32> %0, <4 x i32> %1)
 | |
| // CHECK:   [[V:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[V]] to [[AGG]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   store <4 x i32> %0, <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   store <4 x i32> %1, <4 x i32>* [[T0]], align
 | |
| // CHECK:   ret void
 | |
| // CHECK-LABEL: define dso_local void @test_int8()
 | |
| // CHECK:   [[TMP1:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   [[TMP2:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_int8()
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP1]] to [[AGG]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
 | |
| // CHECK:   store <4 x i32> [[T1]], <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
 | |
| // CHECK:   store <4 x i32> [[T1]], <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[V:%.*]] = load [[REC]], [[REC]]* [[TMP1]], align
 | |
| // CHECK:   store [[REC]] [[V]], [[REC]]* [[TMP2]], align
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP2]] to [[AGG]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   [[SECOND:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
 | |
| // CHECK:   call [[SWIFTCC]] void @take_int8(<4 x i32> [[FIRST]], <4 x i32> [[SECOND]])
 | |
| // CHECK:   ret void
 | |
| 
 | |
| TEST(int5)
 | |
| // CHECK-LABEL: define {{.*}} @return_int5()
 | |
| // CHECK:   [[RET:%.*]] = alloca [[REC:<5 x i32>]], align 32
 | |
| // CHECK:   [[VAR:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   store
 | |
| // CHECK:   load
 | |
| // CHECK:   store
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[RET]] to [[AGG:{ <4 x i32>, i32 }]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   [[SECOND:%.*]] = load i32, i32* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ <4 x i32>, i32 }]] undef, <4 x i32> [[FIRST]], 0
 | |
| // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], i32 [[SECOND]], 1
 | |
| // CHECK:   ret [[UAGG]] [[T1]]
 | |
| // CHECK-LABEL: define {{.*}} @take_int5(<4 x i32> %0, i32 %1)
 | |
| // CHECK:   [[V:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[V]] to [[AGG]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   store <4 x i32> %0, <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   store i32 %1, i32* [[T0]], align
 | |
| // CHECK:   ret void
 | |
| // CHECK-LABEL: define dso_local void @test_int5()
 | |
| // CHECK:   [[TMP1:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   [[TMP2:%.*]] = alloca [[REC]], align
 | |
| // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_int5()
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP1]] to [[AGG]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
 | |
| // CHECK:   store <4 x i32> [[T1]], <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
 | |
| // CHECK:   store i32 [[T1]], i32* [[T0]], align
 | |
| // CHECK:   [[V:%.*]] = load [[REC]], [[REC]]* [[TMP1]], align
 | |
| // CHECK:   store [[REC]] [[V]], [[REC]]* [[TMP2]], align
 | |
| // CHECK:   [[CAST_TMP:%.*]] = bitcast [[REC]]* [[TMP2]] to [[AGG]]*
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 0
 | |
| // CHECK:   [[FIRST:%.*]] = load <4 x i32>, <4 x i32>* [[T0]], align
 | |
| // CHECK:   [[T0:%.*]] = getelementptr inbounds [[AGG]], [[AGG]]* [[CAST_TMP]], i32 0, i32 1
 | |
| // CHECK:   [[SECOND:%.*]] = load i32, i32* [[T0]], align
 | |
| // CHECK:   call [[SWIFTCC]] void @take_int5(<4 x i32> [[FIRST]], i32 [[SECOND]])
 | |
| // CHECK:   ret void
 | |
| 
 | |
| typedef struct {
 | |
|   int x;
 | |
|   int3 v __attribute__((packed));
 | |
| } misaligned_int3;
 | |
| TEST(misaligned_int3)
 | |
| // CHECK-LABEL: define dso_local swiftcc void @take_misaligned_int3(i64 %0, i64 %1)
 |