30 lines
		
	
	
		
			856 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			856 B
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc -mtriple=aarch64-apple-darwin                             -verify-machineinstrs < %s | FileCheck %s
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; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s
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define i8* @test_frameaddress0() nounwind {
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entry:
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; CHECK-LABEL: test_frameaddress0:
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; CHECK: stp x29, x30, [sp, #-16]!
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; CHECK: mov x29, sp
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; CHECK: mov x0, x29
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; CHECK: ldp x29, x30, [sp], #16
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; CHECK: ret
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  %0 = call i8* @llvm.frameaddress(i32 0)
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  ret i8* %0
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}
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define i8* @test_frameaddress2() nounwind {
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entry:
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; CHECK-LABEL: test_frameaddress2:
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; CHECK: stp x29, x30, [sp, #-16]!
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; CHECK: mov x29, sp
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; CHECK: ldr x[[reg:[0-9]+]], [x29]
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; CHECK: ldr x0, [x[[reg]]]
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; CHECK: ldp x29, x30, [sp], #16
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; CHECK: ret
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  %0 = call i8* @llvm.frameaddress(i32 2)
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  ret i8* %0
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}
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declare i8* @llvm.frameaddress(i32) nounwind readnone
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