llvm-6502/test/Transforms/InstCombine/and.ll

41 lines
612 B
LLVM
Raw Normal View History

; This test makes sure that these instructions are properly eliminated.
;
; RUN: if as < %s | opt -instcombine | dis | grep and
; RUN: then exit 1
; RUN: else exit 0
; RUN: fi
implementation
int "test1"(int %A) {
%B = and int %A, 0 ; zero result
ret int %B
}
int "test2"(int %A) {
%B = and int %A, -1 ; noop
ret int %B
}
bool "test3"(bool %A) {
%B = and bool %A, false ; always = false
ret bool %B
}
bool "test4"(bool %A) {
%B = and bool %A, true ; noop
ret bool %B
}
int "test5"(int %A) {
%B = and int %A, %A
ret int %B
}
bool "test6"(bool %A) {
%B = and bool %A, %A
ret bool %B
}