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https://github.com/c64scene-ar/llvm-6502.git
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32 lines
768 B
LLVM
32 lines
768 B
LLVM
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; RUN: llvm-as < %s | llc -march=x86 | grep shrl
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; Bug in FindModifiedNodeSlot cause tmp14 load to become a zextload and shr 31
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; is then optimized away.
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%tree_code_type = external global [0 x uint]
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void %copy_if_shared_r() {
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%tmp = load uint* null
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%tmp56 = and uint %tmp, 255
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%tmp8 = getelementptr [0 x uint]* %tree_code_type, int 0, uint %tmp56
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%tmp9 = load uint* %tmp8
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%tmp10 = add uint %tmp9, 4294967295
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%tmp = setgt uint %tmp10, 2
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%tmp14 = load uint* null
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%tmp15 = shr uint %tmp14, ubyte 31
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%tmp15 = cast uint %tmp15 to ubyte
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%tmp16 = setne ubyte %tmp15, 0
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br bool %tmp, label %cond_false25, label %cond_true
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cond_true:
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br bool %tmp16, label %cond_true17, label %cond_false
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cond_true17:
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ret void
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cond_false:
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ret void
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cond_false25:
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ret void
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}
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