forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			147 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			147 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm < %s | FileCheck %s
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| 
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| void __attribute__((fastcall)) f1(void);
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| void __attribute__((stdcall)) f2(void);
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| void __attribute__((thiscall)) f3(void);
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| void __attribute__((fastcall)) f4(void) {
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| // CHECK-LABEL: define x86_fastcallcc void @f4()
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|   f1();
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| // CHECK: call x86_fastcallcc void @f1()
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| }
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| void __attribute__((stdcall)) f5(void) {
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| // CHECK-LABEL: define x86_stdcallcc void @f5()
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|   f2();
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| // CHECK: call x86_stdcallcc void @f2()
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| }
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| void __attribute__((thiscall)) f6(void) {
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| // CHECK-LABEL: define x86_thiscallcc void @f6()
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|   f3();
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| // CHECK: call x86_thiscallcc void @f3()
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| }
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| 
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| // PR5280
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| void (__attribute__((fastcall)) *pf1)(void) = f1;
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| void (__attribute__((stdcall)) *pf2)(void) = f2;
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| void (__attribute__((thiscall)) *pf3)(void) = f3;
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| void (__attribute__((fastcall)) *pf4)(void) = f4;
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| void (__attribute__((stdcall)) *pf5)(void) = f5;
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| void (__attribute__((thiscall)) *pf6)(void) = f6;
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| 
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| int main(void) {
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|     f4(); f5(); f6();
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|     // CHECK: call x86_fastcallcc void @f4()
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|     // CHECK: call x86_stdcallcc void @f5()
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|     // CHECK: call x86_thiscallcc void @f6()
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|     pf1(); pf2(); pf3(); pf4(); pf5(); pf6();
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|     // CHECK: call x86_fastcallcc void %{{.*}}()
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|     // CHECK: call x86_stdcallcc void %{{.*}}()
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|     // CHECK: call x86_thiscallcc void %{{.*}}()
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|     // CHECK: call x86_fastcallcc void %{{.*}}()
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|     // CHECK: call x86_stdcallcc void %{{.*}}()
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|     // CHECK: call x86_thiscallcc void %{{.*}}()
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|     return 0;
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| }
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| 
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| // PR7117
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| void __attribute((stdcall)) f7(foo) int foo; {}
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| void f8(void) {
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|   f7(0);
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|   // CHECK: call x86_stdcallcc void @f7(i32 0)
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| }
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| 
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| void __attribute__((fastcall)) foo1(int y);
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| void bar1(int y) {
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|   // CHECK-LABEL: define void @bar1
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|   // CHECK: call x86_fastcallcc void @foo1(i32 inreg %
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|   foo1(y);
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| }
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| 
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| struct S1 {
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|   int x;
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| };
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| void __attribute__((fastcall)) foo2(struct S1 y);
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| void bar2(struct S1 y) {
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|   // CHECK-LABEL: define void @bar2
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|   // CHECK: call x86_fastcallcc void @foo2(i32 inreg undef, i32 %
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|   foo2(y);
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| }
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| 
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| void __attribute__((fastcall)) foo3(int *y);
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| void bar3(int *y) {
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|   // CHECK-LABEL: define void @bar3
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|   // CHECK: call x86_fastcallcc void @foo3(i32* inreg %
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|   foo3(y);
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| }
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| 
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| enum Enum {Eval};
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| void __attribute__((fastcall)) foo4(enum Enum y);
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| void bar4(enum Enum y) {
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|   // CHECK-LABEL: define void @bar4
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|   // CHECK: call x86_fastcallcc void @foo4(i32 inreg %
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|   foo4(y);
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| }
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| 
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| struct S2 {
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|   int x1;
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|   double x2;
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|   double x3;
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| };
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| void __attribute__((fastcall)) foo5(struct S2 y);
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| void bar5(struct S2 y) {
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|   // CHECK-LABEL: define void @bar5
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|   // CHECK: call x86_fastcallcc void @foo5(%struct.S2* byval(%struct.S2) align 4 %
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|   foo5(y);
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| }
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| 
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| void __attribute__((fastcall)) foo6(long long y);
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| void bar6(long long y) {
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|   // CHECK-LABEL: define void @bar6
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|   // CHECK: call x86_fastcallcc void @foo6(i64 %
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|   foo6(y);
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| }
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| 
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| void __attribute__((fastcall)) foo7(int a, struct S1 b, int c);
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| void bar7(int a, struct S1 b, int c) {
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|   // CHECK-LABEL: define void @bar7
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|   // CHECK: call x86_fastcallcc void @foo7(i32 inreg %{{.*}}, i32 %{{.*}}, i32 %{{.*}}
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|   foo7(a, b, c);
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| }
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| 
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| void __attribute__((fastcall)) foo8(struct S1 a, int b);
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| void bar8(struct S1 a, int b) {
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|   // CHECK-LABEL: define void @bar8
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|   // CHECK: call x86_fastcallcc void @foo8(i32 inreg undef, i32 %{{.*}}, i32 inreg %
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|   foo8(a, b);
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| }
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| 
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| void __attribute__((fastcall)) foo9(struct S2 a, int b);
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| void bar9(struct S2 a, int b) {
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|   // CHECK-LABEL: define void @bar9
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|   // CHECK: call x86_fastcallcc void @foo9(%struct.S2* byval(%struct.S2) align 4 %{{.*}}, i32 %
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|   foo9(a, b);
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| }
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| 
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| void __attribute__((fastcall)) foo10(float y, int x);
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| void bar10(float y, int x) {
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|   // CHECK-LABEL: define void @bar10
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|   // CHECK: call x86_fastcallcc void @foo10(float %{{.*}}, i32 inreg %
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|   foo10(y, x);
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| }
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| 
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| void __attribute__((fastcall)) foo11(double y, int x);
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| void bar11(double y, int x) {
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|   // CHECK-LABEL: define void @bar11
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|   // CHECK: call x86_fastcallcc void @foo11(double %{{.*}}, i32 inreg %
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|   foo11(y, x);
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| }
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| 
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| struct S3 {
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|   float x;
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| };
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| void __attribute__((fastcall)) foo12(struct S3 y, int x);
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| void bar12(struct S3 y, int x) {
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|   // CHECK-LABEL: define void @bar12
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|   // CHECK: call x86_fastcallcc void @foo12(float %{{.*}}, i32 inreg %
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|   foo12(y, x);
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| }
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