forked from OSchip/llvm-project
37 lines
1.2 KiB
LLVM
37 lines
1.2 KiB
LLVM
; RUN: llc < %s -mtriple=powerpc-apple-darwin -mcpu=g4 | FileCheck %s
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; ModuleID = 'hh.c'
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target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128-n32"
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target triple = "powerpc-apple-darwin9.6"
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; This formerly used R0 for both the stack address and CR.
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define void @foo() nounwind {
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entry:
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;CHECK: mfcr r2
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;CHECK: lis r3, 1
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;CHECK: rlwinm r2, r2, 8, 0, 31
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;CHECK: ori r3, r3, 34524
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;CHECK: stwx r2, r1, r3
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; Make sure that the register scavenger returns the same temporary register.
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;CHECK: mfcr r2
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;CHECK: lis r3, 1
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;CHECK: rlwinm r2, r2, 12, 0, 31
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;CHECK: ori r3, r3, 34520
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;CHECK: stwx r2, r1, r3
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%x = alloca [100000 x i8] ; <[100000 x i8]*> [#uses=1]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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%x1 = bitcast [100000 x i8]* %x to i8* ; <i8*> [#uses=1]
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call void @bar(i8* %x1) nounwind
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call void asm sideeffect "", "~{cr2},~{cr3}"() nounwind
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br label %return
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return: ; preds = %entry
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;CHECK: lis r3, 1
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;CHECK: ori r3, r3, 34524
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;CHECK: lwzx r2, r1, r3
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;CHECK: rlwinm r2, r2, 24, 0, 31
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;CHECK: mtcrf 32, r2
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ret void
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}
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declare void @bar(i8*)
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