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30 lines
1.0 KiB
LLVM
30 lines
1.0 KiB
LLVM
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; RUN: llc < %s
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; PR 5570
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; ModuleID = 'test.c'
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target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8-n8:16"
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target triple = "msp430-unknown-unknown"
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@buf = common global [10 x i8] zeroinitializer, align 1 ; <[10 x i8]*> [#uses=2]
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define i16 @main() noreturn nounwind {
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entry:
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%0 = tail call i8* asm "", "=r,0"(i8* getelementptr inbounds ([10 x i8]* @buf, i16 0, i16 0)) nounwind ; <i8*> [#uses=1]
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%sub.ptr = getelementptr inbounds i8* %0, i16 1 ; <i8*> [#uses=1]
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%sub.ptr.lhs.cast = ptrtoint i8* %sub.ptr to i16 ; <i16> [#uses=1]
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%sub.ptr.sub = sub i16 %sub.ptr.lhs.cast, ptrtoint ([10 x i8]* @buf to i16) ; <i16> [#uses=1]
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%cmp = icmp eq i16 %sub.ptr.sub, 1 ; <i1> [#uses=1]
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br i1 %cmp, label %bar.exit, label %if.then.i
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if.then.i: ; preds = %entry
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tail call void @abort() nounwind
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br label %bar.exit
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bar.exit: ; preds = %entry, %if.then.i
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tail call void @exit(i16 0) nounwind
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unreachable
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}
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declare void @exit(i16) noreturn
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declare void @abort()
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