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New testcases

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7240 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2003-07-22 21:44:06 +00:00
parent b13092b053
commit a73fede714
2 changed files with 22 additions and 6 deletions
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11
test/Transforms/InstCombine/and.ll
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@ -47,3 +47,14 @@ ubyte %test8(ubyte %A) { ; AND associates
ret ubyte %C ret ubyte %C
} }
bool %test9(int %A) {
%B = and int %A, -2147483648 ; Test of sign bit, convert to setle %A, 0
%C = cast int %B to bool
ret bool %C
}
bool %test9(uint %A) {
%B = and uint %A, 2147483648 ; Test of sign bit, convert to setle %A, 0
%C = cast uint %B to bool
ret bool %C
}

17
test/Transforms/InstCombine/cast.ll
View File

@ -68,19 +68,24 @@ short %test10(short %A) {
bool %test11(ubyte %A, ubyte %B) { bool %test11(ubyte %A, ubyte %B) {
%C = sub ubyte %A, %B %C = sub ubyte %A, %B
%D = cast ubyte %C to bool ; == setne A, B %cD = cast ubyte %C to bool ; == setne A, B
ret bool %D ret bool %cD
} }
bool %test12(ubyte %A) { bool %test12(ubyte %A) {
%B = add ubyte %A, 255 %B = add ubyte %A, 255
%C = cast ubyte %B to bool ; === A != 1 %c = cast ubyte %B to bool ; === A != 1
ret bool %C ret bool %c
} }
bool %test13(ubyte %A, ubyte %b) { bool %test13(ubyte %A, ubyte %b) {
%B = add ubyte %A, %b %B = add ubyte %A, %b
%C = cast ubyte %B to bool ; === A != -b %c = cast ubyte %B to bool ; === A != -b
ret bool %C ret bool %c
} }
bool %test14(ubyte %A) {
%B = xor ubyte %A, 4
%c = cast ubyte %B to bool
ret bool %c
}