58 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc -verify-machineinstrs -O1 < %s -march=ppc64 -mcpu=pwr7 | 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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%struct.test = type { i64, [8 x i8] }
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%struct.pad = type { [8 x i64] }
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@gt = common global %struct.test zeroinitializer, align 16
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@gp = common global %struct.pad zeroinitializer, align 8
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define signext i32 @callee1(i32 signext %x, %struct.test* byval align 16 nocapture readnone %y, i32 signext %z) {
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entry:
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  ret i32 %z
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}
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; CHECK-LABEL: @callee1
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; CHECK: mr 3, 7
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; CHECK: blr
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declare signext i32 @test1(i32 signext, %struct.test* byval align 16, i32 signext)
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define void @caller1(i32 signext %z) {
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entry:
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  %call = tail call signext i32 @test1(i32 signext 0, %struct.test* byval align 16 @gt, i32 signext %z)
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  ret void
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}
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; CHECK-LABEL: @caller1
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; CHECK: mr [[REG:[0-9]+]], 3
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; CHECK: mr 7, [[REG]]
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; CHECK: bl test1
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define i64 @callee2(%struct.pad* byval nocapture readnone %x, i32 signext %y, %struct.test* byval align 16 nocapture readonly %z) {
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entry:
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  %x1 = getelementptr inbounds %struct.test, %struct.test* %z, i64 0, i32 0
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  %0 = load i64, i64* %x1, align 16
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  ret i64 %0
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}
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; CHECK-LABEL: @callee2
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; CHECK: ld 3, 128(1)
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; CHECK: blr
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declare i64 @test2(%struct.pad* byval, i32 signext, %struct.test* byval align 16)
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define void @caller2(i64 %z) {
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entry:
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  %tmp = alloca %struct.test, align 16
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  %.compoundliteral.sroa.0.0..sroa_idx = getelementptr inbounds %struct.test, %struct.test* %tmp, i64 0, i32 0
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  store i64 %z, i64* %.compoundliteral.sroa.0.0..sroa_idx, align 16
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  %call = call i64 @test2(%struct.pad* byval @gp, i32 signext 0, %struct.test* byval align 16 %tmp)
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  ret void
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}
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; CHECK-LABEL: @caller2
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; CHECK: std 3, [[OFF:[0-9]+]](1)
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; CHECK: addi [[REG1:[0-9]+]], 1, [[OFF]]
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; CHECK: lxvw4x [[REG2:[0-9]+]], 0, [[REG1]]
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; CHECK: li [[REG3:[0-9]+]], 128
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; CHECK: stxvw4x 0, 1, [[REG3]]
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; CHECK: bl test2
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