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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.

llvm-svn: 30870
This commit is contained in:
Chris Lattner 2006-10-11 03:59:48 +00:00
parent aa1741fc87
commit e7dfa73a22
1 changed files with 16 additions and 0 deletions
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16
test/Regression/CodeGen/Alpha/cmpbge.ll Normal file
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@ -0,0 +1,16 @@
; 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
}