forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			52 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -w -fblocks -triple i386-pc-linux-gnu -target-cpu pentium4 -emit-llvm -o %t %s
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| // RUN: FileCheck < %t %s
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| 
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| // CHECK: define void @f56(
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| // CHECK: i8 signext %a0, %struct.s56_0* byval align 4 %a1,
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| // CHECK: x86_mmx %a2.coerce, %struct.s56_1* byval align 4,
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| // CHECK: <1 x double> %a4, %struct.s56_2* byval align 4,
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| // CHECK: <4 x i32> %a6, %struct.s56_3* byval align 4,
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| // CHECK: <2 x double> %a8, %struct.s56_4* byval align 4,
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| // CHECK: <8 x i32> %a10, %struct.s56_5* byval align 4,
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| // CHECK: <4 x double> %a12, %struct.s56_6* byval align 4)
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| 
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| // CHECK: call void (i32, ...)* @f56_0(i32 1,
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| // CHECK: i32 %{{.*}}, %struct.s56_0* byval align 4 %{{[^ ]*}},
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| // CHECK: x86_mmx %{{[^ ]*}}, %struct.s56_1* byval align 4 %{{[^ ]*}},
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| // CHECK: <1 x double> %{{[^ ]*}}, %struct.s56_2* byval align 4 %{{[^ ]*}},
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| // CHECK: <4 x i32> %{{[^ ]*}}, %struct.s56_3* byval align 4 %{{[^ ]*}},
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| // CHECK: <2 x double> %{{[^ ]*}}, %struct.s56_4* byval align 4 %{{[^ ]*}},
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| // CHECK: <8 x i32> %{{[^ ]*}}, %struct.s56_5* byval align 4 %{{[^ ]*}},
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| // CHECK: <4 x double> %{{[^ ]*}}, %struct.s56_6* byval align 4 %{{[^ ]*}})
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| // CHECK: }
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| //
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| // <rdar://problem/7964854> [i386] clang misaligns long double in structures
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| // when passed byval
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| // <rdar://problem/8431367> clang misaligns parameters on stack
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| typedef int __attribute__((vector_size (8))) t56_v2i;
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| typedef double __attribute__((vector_size (8))) t56_v1d;
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| typedef int __attribute__((vector_size (16))) t56_v4i;
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| typedef double __attribute__((vector_size (16))) t56_v2d;
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| typedef int __attribute__((vector_size (32))) t56_v8i;
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| typedef double __attribute__((vector_size (32))) t56_v4d;
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| 
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| struct s56_0 { char a; };
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| struct s56_1 { t56_v2i a; };
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| struct s56_2 { t56_v1d a; };
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| struct s56_3 { t56_v4i a; };
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| struct s56_4 { t56_v2d a; };
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| struct s56_5 { t56_v8i a; };
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| struct s56_6 { t56_v4d a; };
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| 
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| void f56(char a0, struct s56_0 a1, 
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|          t56_v2i a2, struct s56_1 a3, 
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|          t56_v1d a4, struct s56_2 a5, 
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|          t56_v4i a6, struct s56_3 a7, 
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|          t56_v2d a8, struct s56_4 a9, 
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|          t56_v8i a10, struct s56_5 a11, 
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|          t56_v4d a12, struct s56_6 a13) {
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|   extern void f56_0(int x, ...);
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|   f56_0(1, a0, a1, a2, a3, a4, a5, a6, a7, a8, a9,
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|         a10, a11, a12, a13);
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| }
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