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; This test makes sure that these instructions are properly eliminated.
;
; RUN: if as < %s | opt -instcombine | dis | grep set
; RUN: then exit 1
; RUN: else exit 0
; RUN: fi
%X = uninitialized global int
bool "test1"(int %A) {
%B = seteq int %A, %A
%C = seteq int* %X, null ; Never true
%D = and bool %B, %C
ret bool %D
}
bool "test2"(int %A) {
%B = setne int %A, %A
%C = setne int* %X, null ; Never false
%D = or bool %B, %C
ret bool %D
}
bool "test3"(int %A) {
%B = setlt int %A, %A
ret bool %B
}
bool "test4"(int %A) {
%B = setgt int %A, %A
ret bool %B
}
bool "test5"(int %A) {
%B = setle int %A, %A
ret bool %B
}
bool "test6"(int %A) {
%B = setge int %A, %A
ret bool %B
}
bool "test7"(uint %A) {
%B = setge uint %A, 0 ; true
ret bool %B
}
bool "test8"(uint %A) {
%B = setlt uint %A, 0 ; false
ret bool %B
}
;; 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
}
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