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	convention. Patch by David Terei! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98212 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			46 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: llc < %s -tailcallopt -mtriple=i686-linux-gnu | FileCheck %s
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| 
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| ; Test the GHC call convention works (x86-32)
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| 
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| @base = external global i32 ; assigned to register: EBX
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| @sp   = external global i32 ; assigned to register: EBP
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| @hp   = external global i32 ; assigned to register: EDI
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| @r1   = external global i32 ; assigned to register: ESI
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| 
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| define void @zap(i32 %a, i32 %b) nounwind {
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| entry:
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|   ; CHECK: movl {{[0-9]*}}(%esp), %ebx
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|   ; CHECK-NEXT: movl {{[0-9]*}}(%esp), %ebp
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|   ; CHECK-NEXT: call addtwo
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|   %0 = call cc 10 i32 @addtwo(i32 %a, i32 %b)
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|   ; CHECK: call foo
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|   call void @foo() nounwind
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|   ret void
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| }
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| 
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| define cc 10 i32 @addtwo(i32 %x, i32 %y) nounwind {
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| entry:
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|   ; CHECK: leal (%ebx,%ebp), %eax
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|   %0 = add i32 %x, %y
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|   ; CHECK-NEXT: ret
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|   ret i32 %0
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| }
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| 
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| define cc 10 void @foo() nounwind {
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| entry:
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|   ; CHECK: movl base, %ebx
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|   ; CHECK-NEXT: movl sp, %ebp
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|   ; CHECK-NEXT: movl hp, %edi
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|   ; CHECK-NEXT: movl r1, %esi
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|   %0 = load i32* @r1
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|   %1 = load i32* @hp
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|   %2 = load i32* @sp
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|   %3 = load i32* @base
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|   ; CHECK: jmp bar
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|   tail call cc 10 void @bar( i32 %3, i32 %2, i32 %1, i32 %0 ) nounwind
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|   ret void
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| }
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| 
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| declare cc 10 void @bar(i32, i32, i32, i32)
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| 
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