48 lines
1.5 KiB
LLVM
48 lines
1.5 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s -mcpu=pwr7 | FileCheck %s
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target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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declare void @llvm.eh.sjlj.longjmp(i8*) #1
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define i8* @main() #0 {
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entry:
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%0 = call i8* @llvm.frameaddress(i32 0)
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ret i8* %0
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; CHECK: @main
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; CHECK: mr 3, 1
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}
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define i8* @foo() #3 { ; naked
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entry:
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%0 = call i8* @llvm.frameaddress(i32 0)
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ret i8* %0
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; CHECK: @foo
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; CHECK: mr 3, 1
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}
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define i8* @bar() #0 {
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entry:
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%x = alloca [100000 x i8] ; <[100000 x i8]*> [#uses=1]
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%x1 = bitcast [100000 x i8]* %x to i8* ; <i8*> [#uses=1]
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call void @use(i8* %x1) nounwind
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%0 = call i8* @llvm.frameaddress(i32 0)
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ret i8* %0
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; Note that if we start eliminating non-leaf frame pointers by default, this
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; will need to be updated.
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; CHECK: @bar
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; CHECK: mr 3, 31
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}
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declare void @use(i8*)
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declare i8* @llvm.frameaddress(i32) #2
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attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { noreturn nounwind }
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attributes #2 = { nounwind readnone }
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attributes #3 = { nounwind naked "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
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