forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			44 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang -target mips64el-unknown-linux -ccc-clang-archs mips64el -O3 -S -mabi=n64 -o - -emit-llvm %s | FileCheck %s
 | |
| 
 | |
| typedef struct {
 | |
|   double d;
 | |
|   long double ld;
 | |
| } S0;
 | |
| 
 | |
| // Insert padding to ensure arguments of type S0 are aligned to 16-byte boundaries.
 | |
| 
 | |
| // CHECK: define void @foo1(i32 %a0, i64, double %a1.coerce0, i64 %a1.coerce1, i64 %a1.coerce2, i64 %a1.coerce3, double %a2.coerce0, i64 %a2.coerce1, i64 %a2.coerce2, i64 %a2.coerce3, i32 %b, i64, double %a3.coerce0, i64 %a3.coerce1, i64 %a3.coerce2, i64 %a3.coerce3)
 | |
| // CHECK: tail call void @foo2(i32 1, i32 2, i32 %a0, i64 undef, double %a1.coerce0, i64 %a1.coerce1, i64 %a1.coerce2, i64 %a1.coerce3, double %a2.coerce0, i64 %a2.coerce1, i64 %a2.coerce2, i64 %a2.coerce3, i32 3, i64 undef, double %a3.coerce0, i64 %a3.coerce1, i64 %a3.coerce2, i64 %a3.coerce3)
 | |
| // CHECK: declare void @foo2(i32, i32, i32, i64, double, i64, i64, i64, double, i64, i64, i64, i32, i64, double, i64, i64, i64)
 | |
| 
 | |
| extern void foo2(int, int, int, S0, S0, int, S0);
 | |
| 
 | |
| void foo1(int a0, S0 a1, S0 a2, int b, S0 a3) {
 | |
|   foo2(1, 2, a0, a1, a2, 3, a3);
 | |
| }
 | |
| 
 | |
| // Insert padding before long double argument.
 | |
| //
 | |
| // CHECK: define void @foo3(i32 %a0, i64, fp128 %a1)
 | |
| // CHECK: tail call void @foo4(i32 1, i32 2, i32 %a0, i64 undef, fp128 %a1)
 | |
| // CHECK: declare void @foo4(i32, i32, i32, i64, fp128)
 | |
| 
 | |
| extern void foo4(int, int, int, long double);
 | |
| 
 | |
| void foo3(int a0, long double a1) {
 | |
|   foo4(1, 2, a0, a1);
 | |
| }
 | |
| 
 | |
| // Insert padding after hidden argument.
 | |
| //
 | |
| // CHECK: define void @foo5(%struct.S0* noalias sret %agg.result, i64, fp128 %a0)
 | |
| // CHECK: call void @foo6(%struct.S0* sret %agg.result, i32 1, i32 2, i64 undef, fp128 %a0)
 | |
| // CHECK: declare void @foo6(%struct.S0* sret, i32, i32, i64, fp128)
 | |
| 
 | |
| extern S0 foo6(int, int, long double);
 | |
| 
 | |
| S0 foo5(long double a0) {
 | |
|   return foo6(1, 2, a0);
 | |
| }
 | |
| 
 |