2002-05-06 07:51:26 +02:00
|
|
|
; This test makes sure that these instructions are properly eliminated.
|
|
|
|
;
|
|
|
|
|
2003-06-29 01:32:04 +02:00
|
|
|
; RUN: as < %s | opt -instcombine | dis | not grep set
|
2002-05-06 07:51:26 +02:00
|
|
|
|
2002-05-09 21:52:36 +02:00
|
|
|
%X = uninitialized global int
|
2002-05-06 07:51:26 +02:00
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test1(int %A) {
|
2002-05-06 07:51:26 +02:00
|
|
|
%B = seteq int %A, %A
|
2002-05-09 21:52:36 +02:00
|
|
|
%C = seteq int* %X, null ; Never true
|
|
|
|
%D = and bool %B, %C
|
|
|
|
ret bool %D
|
2002-05-06 07:51:26 +02:00
|
|
|
}
|
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test2(int %A) {
|
2002-05-06 07:51:26 +02:00
|
|
|
%B = setne int %A, %A
|
2002-05-09 21:52:36 +02:00
|
|
|
%C = setne int* %X, null ; Never false
|
|
|
|
%D = or bool %B, %C
|
|
|
|
ret bool %D
|
2002-05-06 07:51:26 +02:00
|
|
|
}
|
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test3(int %A) {
|
2002-05-06 07:51:26 +02:00
|
|
|
%B = setlt int %A, %A
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test4(int %A) {
|
2002-05-06 07:51:26 +02:00
|
|
|
%B = setgt int %A, %A
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test5(int %A) {
|
2002-05-06 07:51:26 +02:00
|
|
|
%B = setle int %A, %A
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test6(int %A) {
|
2002-05-06 07:51:26 +02:00
|
|
|
%B = setge int %A, %A
|
|
|
|
ret bool %B
|
|
|
|
}
|
2002-08-03 22:24:58 +02:00
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test7(uint %A) {
|
2002-08-03 22:24:58 +02:00
|
|
|
%B = setge uint %A, 0 ; true
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
|
2003-06-04 06:47:40 +02:00
|
|
|
bool %test8(uint %A) {
|
2002-08-03 22:24:58 +02:00
|
|
|
%B = setlt uint %A, 0 ; false
|
|
|
|
ret bool %B
|
|
|
|
}
|
2002-08-10 01:34:18 +02:00
|
|
|
|
|
|
|
;; test operations on boolean values these should all be eliminated$a
|
|
|
|
bool %test9(bool %A) {
|
|
|
|
%B = setlt bool %A, false ; false
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
bool %test10(bool %A) {
|
|
|
|
%B = setgt bool %A, true ; false
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
bool %test11(bool %A) {
|
|
|
|
%B = setle bool %A, true ; true
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
bool %test12(bool %A) {
|
|
|
|
%B = setge bool %A, false ; true
|
|
|
|
ret bool %B
|
|
|
|
}
|
|
|
|
bool %test13(bool %A, bool %B) {
|
|
|
|
%C = setge bool %A, %B ; A | ~B
|
|
|
|
ret bool %C
|
|
|
|
}
|
|
|
|
bool %test14(bool %A, bool %B) {
|
|
|
|
%C = seteq bool %A, %B ; ~(A ^ B)
|
|
|
|
ret bool %C
|
|
|
|
}
|
|
|
|
|
2003-07-23 19:01:18 +02:00
|
|
|
bool %test16(uint %A) {
|
|
|
|
%B = and uint %A, 5
|
|
|
|
%C = seteq uint %B, 8 ; Is never true
|
|
|
|
ret bool %C
|
|
|
|
}
|
|
|
|
|
|
|
|
bool %test17(ubyte %A) {
|
|
|
|
%B = or ubyte %A, 1
|
|
|
|
%C = seteq ubyte %B, 2 ; Always false
|
|
|
|
ret bool %C
|
|
|
|
}
|
|
|
|
|