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https://github.com/c64scene-ar/llvm-6502.git
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31 lines
1.1 KiB
LLVM
31 lines
1.1 KiB
LLVM
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; RUN: llvm-as < %s | opt -scalarrepl | llvm-dis | not grep shr
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%struct.S = type { i16 }
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define i1 @f(i16 signext %b) zeroext {
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entry:
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%b_addr = alloca i16 ; <i16*> [#uses=2]
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%retval = alloca i32 ; <i32*> [#uses=2]
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%s = alloca %struct.S ; <%struct.S*> [#uses=2]
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%tmp = alloca i32 ; <i32*> [#uses=2]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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store i16 %b, i16* %b_addr
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%tmp1 = getelementptr %struct.S* %s, i32 0, i32 0 ; <i16*> [#uses=1]
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%tmp2 = load i16* %b_addr, align 2 ; <i16> [#uses=1]
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store i16 %tmp2, i16* %tmp1, align 2
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%tmp3 = getelementptr %struct.S* %s, i32 0, i32 0 ; <i16*> [#uses=1]
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%tmp34 = bitcast i16* %tmp3 to [2 x i1]* ; <[2 x i1]*> [#uses=1]
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%tmp5 = getelementptr [2 x i1]* %tmp34, i32 0, i32 1 ; <i1*> [#uses=1]
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%tmp6 = load i1* %tmp5, align 1 ; <i1> [#uses=1]
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%tmp67 = zext i1 %tmp6 to i32 ; <i32> [#uses=1]
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store i32 %tmp67, i32* %tmp, align 4
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%tmp8 = load i32* %tmp, align 4 ; <i32> [#uses=1]
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store i32 %tmp8, i32* %retval, align 4
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br label %return
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return: ; preds = %entry
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%retval9 = load i32* %retval ; <i32> [#uses=1]
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%retval910 = trunc i32 %retval9 to i1 ; <i1> [#uses=1]
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ret i1 %retval910
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}
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