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37 lines
1.5 KiB
LLVM
37 lines
1.5 KiB
LLVM
; RUN: llc < %s -O0 -verify-machineinstrs -regalloc=fast
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; rdar://problem/7948106
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;; This test would spill %R4 before the call to zz, but it forgot to move the
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; 'last use' marker to the spill.
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64-n32"
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target triple = "armv6-apple-darwin"
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%struct.q = type { i32, i32 }
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@.str = external constant [1 x i8] ; <[1 x i8]*> [#uses=1]
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define void @yy(%struct.q* %qq) nounwind {
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entry:
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%vla6 = alloca i8, i32 undef, align 1 ; <i8*> [#uses=1]
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%vla10 = alloca i8, i32 undef, align 1 ; <i8*> [#uses=1]
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%vla14 = alloca i8, i32 undef, align 1 ; <i8*> [#uses=1]
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%vla18 = alloca i8, i32 undef, align 1 ; <i8*> [#uses=1]
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%tmp21 = load i32* undef ; <i32> [#uses=1]
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%0 = mul i32 1, %tmp21 ; <i32> [#uses=1]
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%vla22 = alloca i8, i32 %0, align 1 ; <i8*> [#uses=1]
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call void (...)* @zz(i8* getelementptr inbounds ([1 x i8]* @.str, i32 0, i32 0), i32 2, i32 1)
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br i1 undef, label %if.then, label %if.end36
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if.then: ; preds = %entry
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%call = call i32 (...)* @x(%struct.q* undef, i8* undef, i8* %vla6, i8* %vla10, i32 undef) ; <i32> [#uses=0]
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%call35 = call i32 (...)* @x(%struct.q* undef, i8* %vla14, i8* %vla18, i8* %vla22, i32 undef) ; <i32> [#uses=0]
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unreachable
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if.end36: ; preds = %entry
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ret void
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}
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declare void @zz(...)
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declare i32 @x(...)
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