43 lines
		
	
	
		
			977 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			43 lines
		
	
	
		
			977 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s | FileCheck %s
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| target datalayout = "E-m:e-i64:64-n32:64"
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| target triple = "powerpc64-unknown-linux-gnu"
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| 
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| ; Tests that the 'nest' parameter attribute causes the relevant parameter to be
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| ; passed in the right register (r11 for PPC).
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| 
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| define i8* @nest_receiver(i8* nest %arg) nounwind {
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| ; CHECK-LABEL: nest_receiver:
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| ; CHECK: # BB#0:
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| ; CHECK-NEXT: mr 3, 11
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| ; CHECK-NEXT: blr
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| 
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|   ret i8* %arg
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| }
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| 
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| define i8* @nest_caller(i8* %arg) nounwind {
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| ; CHECK-LABEL: nest_caller:
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| ; CHECK: mr 11, 3
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| ; CHECK-NEXT: bl nest_receiver
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| ; CHECK: blr
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| 
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|   %result = call i8* @nest_receiver(i8* nest %arg)
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|   ret i8* %result
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| }
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| 
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| define void @test_indirect(i32 ()* nocapture %f, i8* %p) {
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| entry:
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| 
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| ; CHECK-LABEL: test_indirect
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| ; CHECK-DAG: ld [[DEST:[0-9]+]], 0(3)
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| ; CHECK-DAG: ld 2, 8(3)
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| ; CHECK-DAG: mr 11, 4
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| ; CHECK: mtctr [[DEST]]
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| ; CHECK: bctrl
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| ; CHECK: blr
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| 
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|   %callee.knr.cast = bitcast i32 ()* %f to i32 (i8*)*
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|   %call = tail call signext i32 %callee.knr.cast(i8* nest %p)
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|   ret void
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| }
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| 
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