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Both of these functions should turn into cmpbge instructions, even though

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the second has an and of 254 not 255.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30870 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-10-11 03:59:48 +00:00
parent 755480681c
commit 2f239b9289
1 changed files with 16 additions and 0 deletions
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16
test/CodeGen/Alpha/cmpbge.ll Normal file
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; RUN: llvm-as < %s | llc -march=alpha | grep cmpbge | wc -l | grep 2
bool %test1(ulong %A, ulong %B) {
%C = and ulong %A, 255
%D = and ulong %B, 255
%E = setge ulong %C, %D
ret bool %E
}
bool %test2(ulong %a, ulong %B) {
%A = shl ulong %a, ubyte 1
%C = and ulong %A, 254
%D = and ulong %B, 255
%E = setge ulong %C, %D
ret bool %E
}