mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-10-31 08:16:47 +00:00 
			
		
		
		
	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@88802 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			44 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s -march=xcore | FileCheck %s
 | |
| 
 | |
| %0 = type { i32, i32, i32, i32 }
 | |
| %1 = type { i32, i32, i32, i32, i32 }
 | |
| 
 | |
| ; Structs of 4 words can be returned in registers
 | |
| define internal fastcc %0 @ReturnBigStruct() nounwind readnone {
 | |
| entry:
 | |
|   %0 = insertvalue %0 zeroinitializer, i32 12, 0
 | |
|   %1 = insertvalue %0 %0, i32 24, 1
 | |
|   %2 = insertvalue %0 %1, i32 48, 2
 | |
|   %3 = insertvalue %0 %2, i32 24601, 3
 | |
|   ret %0 %3
 | |
| }
 | |
| ; CHECK: ReturnBigStruct:
 | |
| ; CHECK: ldc r0, 12
 | |
| ; CHECK: ldc r1, 24
 | |
| ; CHECK: ldc r2, 48
 | |
| ; CHECK: ldc r3, 24601
 | |
| ; CHECK: retsp 0
 | |
| 
 | |
| ; Structs bigger than 4 words are returned via a hidden hidden sret-parameter
 | |
| define internal fastcc %1 @ReturnBigStruct2() nounwind readnone {
 | |
| entry:
 | |
|   %0 = insertvalue %1 zeroinitializer, i32 12, 0
 | |
|   %1 = insertvalue %1 %0, i32 24, 1
 | |
|   %2 = insertvalue %1 %1, i32 48, 2
 | |
|   %3 = insertvalue %1 %2, i32 24601, 3
 | |
|   %4 = insertvalue %1 %3, i32 4321, 4
 | |
|   ret %1 %4
 | |
| }
 | |
| ; CHECK: ReturnBigStruct2:
 | |
| ; CHECK: ldc r1, 4321
 | |
| ; CHECK: stw r1, r0[4]
 | |
| ; CHECK: ldc r1, 24601
 | |
| ; CHECK: stw r1, r0[3]
 | |
| ; CHECK: ldc r1, 48
 | |
| ; CHECK: stw r1, r0[2]
 | |
| ; CHECK: ldc r1, 24
 | |
| ; CHECK: stw r1, r0[1]
 | |
| ; CHECK: ldc r1, 12
 | |
| ; CHECK: stw r1, r0[0]
 | |
| ; CHECK: retsp 0
 |