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16 lines
596 B
LLVM
16 lines
596 B
LLVM
;RUN: llvm-as < %s | llc -march=pic16
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@aa = global i16 55, align 1 ; <i16*> [#uses=1]
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@bb = global i16 44, align 1 ; <i16*> [#uses=1]
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@PORTD = external global i8 ; <i8*> [#uses=1]
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define void @foo() nounwind {
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entry:
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%tmp = volatile load i16* @aa ; <i16> [#uses=1]
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%tmp1 = volatile load i16* @bb ; <i16> [#uses=1]
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%sub = sub i16 %tmp, %tmp1 ; <i16> [#uses=1]
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%conv = trunc i16 %sub to i8 ; <i8> [#uses=1]
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store i8 %conv, i8* @PORTD
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ret void
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}
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