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llvm-mirror/test/Transforms/InstCombine/2008-08-17-ICmpXorSignbit.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

42 lines
721 B
LLVM

; RUN: opt < %s -instcombine -S | not grep xor
define i1 @test1(i8 %x, i8 %y) {
%X = xor i8 %x, 128
%Y = xor i8 %y, 128
%tmp = icmp slt i8 %X, %Y
ret i1 %tmp
}
define i1 @test2(i8 %x, i8 %y) {
%X = xor i8 %x, 128
%Y = xor i8 %y, 128
%tmp = icmp ult i8 %X, %Y
ret i1 %tmp
}
define i1 @test3(i8 %x) {
%X = xor i8 %x, 128
%tmp = icmp uge i8 %X, 15
ret i1 %tmp
}
define i1 @test4(i8 %x, i8 %y) {
%X = xor i8 %x, 127
%Y = xor i8 %y, 127
%tmp = icmp slt i8 %X, %Y
ret i1 %tmp
}
define i1 @test5(i8 %x, i8 %y) {
%X = xor i8 %x, 127
%Y = xor i8 %y, 127
%tmp = icmp ult i8 %X, %Y
ret i1 %tmp
}
define i1 @test6(i8 %x) {
%X = xor i8 %x, 127
%tmp = icmp uge i8 %X, 15
ret i1 %tmp
}