forked from OSchip/llvm-project
18 lines
580 B
LLVM
18 lines
580 B
LLVM
; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis
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declare void %llvm.memmove.i32(sbyte*, sbyte*, uint, uint)
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declare void %llvm.memcpy.i32(sbyte*, sbyte*, uint, uint)
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declare void %llvm.memset.i32(sbyte*, ubyte, uint, uint)
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%X = global sbyte 0
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%Y = global sbyte 12
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void %zero_byte_test() {
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; These process zero bytes, so they are a noop.
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call void %llvm.memmove.i32(sbyte* %X, sbyte* %Y, uint 0, uint 100)
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call void %llvm.memcpy.i32(sbyte* %X, sbyte* %Y, uint 0, uint 100)
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call void %llvm.memset.i32(sbyte* %X, ubyte 123, uint 0, uint 100)
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ret void
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}
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