mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-13 20:32:21 +00:00
3e054fe9ef
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
35 lines
630 B
LLVM
35 lines
630 B
LLVM
; RUN: opt < %s -instcombine -S | grep {and i32 %x, %y} | count 4
|
|
; RUN: opt < %s -instcombine -S | not grep {or}
|
|
|
|
define i32 @func1(i32 %x, i32 %y) nounwind {
|
|
entry:
|
|
%n = xor i32 %y, -1
|
|
%o = or i32 %n, %x
|
|
%a = and i32 %o, %y
|
|
ret i32 %a
|
|
}
|
|
|
|
define i32 @func2(i32 %x, i32 %y) nounwind {
|
|
entry:
|
|
%n = xor i32 %y, -1
|
|
%o = or i32 %x, %n
|
|
%a = and i32 %o, %y
|
|
ret i32 %a
|
|
}
|
|
|
|
define i32 @func3(i32 %x, i32 %y) nounwind {
|
|
entry:
|
|
%n = xor i32 %y, -1
|
|
%o = or i32 %n, %x
|
|
%a = and i32 %y, %o
|
|
ret i32 %a
|
|
}
|
|
|
|
define i32 @func4(i32 %x, i32 %y) nounwind {
|
|
entry:
|
|
%n = xor i32 %y, -1
|
|
%o = or i32 %x, %n
|
|
%a = and i32 %y, %o
|
|
ret i32 %a
|
|
}
|