mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-05 13:30:38 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12792 91177308-0d34-0410-b5e6-96231b3b80d8
64 lines
1.3 KiB
LLVM
64 lines
1.3 KiB
LLVM
; This test makes sure that these instructions are properly eliminated.
|
|
;
|
|
|
|
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep select
|
|
|
|
implementation
|
|
|
|
int %test1(int %A, int %B) {
|
|
%C = select bool false, int %A, int %B
|
|
ret int %C
|
|
}
|
|
|
|
int %test2(int %A, int %B) {
|
|
%C = select bool true, int %A, int %B
|
|
ret int %C
|
|
}
|
|
|
|
int %test3(bool %C, int %I) {
|
|
%V = select bool %C, int %I, int %I ; V = I
|
|
ret int %V
|
|
}
|
|
|
|
bool %test4(bool %C) {
|
|
%V = select bool %C, bool true, bool false ; V = C
|
|
ret bool %V
|
|
}
|
|
|
|
bool %test5(bool %C) {
|
|
%V = select bool %C, bool false, bool true ; V = !C
|
|
ret bool %V
|
|
}
|
|
|
|
int %test6(bool %C) {
|
|
%V = select bool %C, int 1, int 0 ; V = cast C to int
|
|
ret int %V
|
|
}
|
|
|
|
bool %test7(bool %C, bool %X) {
|
|
%R = select bool %C, bool true, bool %X ; R = or C, X
|
|
ret bool %R
|
|
}
|
|
|
|
bool %test8(bool %C, bool %X) {
|
|
%R = select bool %C, bool %X, bool false ; R = and C, X
|
|
ret bool %R
|
|
}
|
|
|
|
bool %test9(bool %C, bool %X) {
|
|
%R = select bool %C, bool false, bool %X ; R = and !C, X
|
|
ret bool %R
|
|
}
|
|
|
|
bool %test10(bool %C, bool %X) {
|
|
%R = select bool %C, bool %X, bool true ; R = or !C, X
|
|
ret bool %R
|
|
}
|
|
|
|
int %test11(int %a) {
|
|
%C = seteq int %a, 0
|
|
%R = select bool %C, int 0, int 1
|
|
ret int %R
|
|
}
|
|
|