44 lines
		
	
	
		
			923 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			923 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -codegenprepare %s | FileCheck %s
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define internal fastcc void @callee(i32* nocapture %p, i32 %a) #0 {
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  store volatile i32 %a, i32* %p, align 4
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  ret void
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}
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; CHECK-LABEL: @func_caller(
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; CHECK: tail call fastcc void @callee(
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; CHECK-NEXT: ret void
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; CHECK: ret void
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define void @func_caller(i32* nocapture %p, i32 %a, i32 %b) #0 {
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entry:
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  %cmp = icmp eq i32 %b, 0
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  br i1 %cmp, label %bb, label %ret
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bb:
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  tail call fastcc void @callee(i32* %p, i32 %a)
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  br label %ret
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ret:
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  ret void
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}
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; CHECK-LABEL: @kernel_caller(
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; CHECK: tail call fastcc void @callee(
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; CHECK-NEXT: br label %ret
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; CHECK: ret void
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define amdgpu_kernel void @kernel_caller(i32* nocapture %p, i32 %a, i32 %b) #0 {
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entry:
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  %cmp = icmp eq i32 %b, 0
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  br i1 %cmp, label %bb, label %ret
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bb:
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  tail call fastcc void @callee(i32* %p, i32 %a)
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  br label %ret
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ret:
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  ret void
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}
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attributes #0 = { nounwind }
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