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https://github.com/c64scene-ar/llvm-6502.git
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22 lines
771 B
LLVM
22 lines
771 B
LLVM
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; RUN: llvm-as < %s | opt -instcombine -disable-output
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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target triple = "i686-apple-darwin8"
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declare void @__darwin_gcc3_preregister_frame_info()
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define void @_start(i32 %argc, i8** %argv, i8** %envp) {
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entry:
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%tmp1 = bitcast void ()* @__darwin_gcc3_preregister_frame_info to i32* ; <i32*> [#uses=1]
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%tmp2 = load i32* %tmp1, align 4 ; <i32> [#uses=1]
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%tmp3 = icmp ne i32 %tmp2, 0 ; <i1> [#uses=1]
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%tmp34 = zext i1 %tmp3 to i8 ; <i8> [#uses=1]
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%toBool = icmp ne i8 %tmp34, 0 ; <i1> [#uses=1]
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br i1 %toBool, label %cond_true, label %return
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cond_true: ; preds = %entry
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ret void
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return: ; preds = %entry
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ret void
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}
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