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Added testcase for the llvm.readport and llvm.writeport intrinsics.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12868 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John Criswell 2004-04-12 16:42:43 +00:00
parent 96db6fcb2e
commit f8d57a51ad
1 changed files with 18 additions and 0 deletions
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18
test/CodeGen/X86/ioport.llx Normal file
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; RUN: llvm-as < %s | llc -march=x86
implementation
declare int %llvm.readport (ushort)
declare void %llvm.writeport (int, ushort)
uint %in (uint %p) {
%i1 = call int(ushort)* %llvm.readport (ushort 255)
ret uint 5
}
uint %out (uint %p) {
call void(int, ushort)* %llvm.writeport (int 1, ushort 255)
ret uint 5
}