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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12868 91177308-0d34-0410-b5e6-96231b3b80d8
19 lines
326 B
Plaintext
19 lines
326 B
Plaintext
; RUN: llvm-as < %s | llc -march=x86
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implementation
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declare int %llvm.readport (ushort)
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declare void %llvm.writeport (int, ushort)
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uint %in (uint %p) {
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%i1 = call int(ushort)* %llvm.readport (ushort 255)
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ret uint 5
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}
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uint %out (uint %p) {
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call void(int, ushort)* %llvm.writeport (int 1, ushort 255)
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ret uint 5
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}
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