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https://github.com/c64scene-ar/llvm-6502.git
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28 lines
1.0 KiB
LLVM
28 lines
1.0 KiB
LLVM
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; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {align 1}
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; END.
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%struct.p = type <{ i8, i32 }>
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@t = global %struct.p <{ i8 1, i32 10 }> ; <%struct.p*> [#uses=1]
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@u = weak global %struct.p zeroinitializer ; <%struct.p*> [#uses=1]
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define i32 @main() {
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entry:
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%retval = alloca i32, align 4 ; <i32*> [#uses=2]
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%tmp = alloca i32, align 4 ; <i32*> [#uses=2]
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%tmp1 = alloca i32, align 4 ; <i32*> [#uses=3]
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%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
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%tmp3 = load i32* getelementptr (%struct.p* @t, i32 0, i32 1), align 1 ; <i32> [#uses=1]
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store i32 %tmp3, i32* %tmp1, align 4
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%tmp5 = load i32* %tmp1, align 4 ; <i32> [#uses=1]
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store i32 %tmp5, i32* getelementptr (%struct.p* @u, i32 0, i32 1), align 1
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%tmp6 = load i32* %tmp1, align 4 ; <i32> [#uses=1]
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store i32 %tmp6, i32* %tmp, align 4
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%tmp7 = load i32* %tmp, align 4 ; <i32> [#uses=1]
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store i32 %tmp7, i32* %retval, align 4
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br label %return
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return: ; preds = %entry
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%retval8 = load i32* %retval ; <i32> [#uses=1]
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ret i32 %retval8
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}
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