mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-30 23:42:52 +01:00
71 lines
1.9 KiB
LLVM
71 lines
1.9 KiB
LLVM
; All of these ands and shifts should be folded into rlwimi's
|
|
; RUN: llc < %s -march=ppc32 | not grep and
|
|
; RUN: llc < %s -march=ppc32 | grep rlwimi | count 8
|
|
|
|
define i32 @test1(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp.3 = shl i32 %x, 16 ; <i32> [#uses=1]
|
|
%tmp.7 = and i32 %y, 65535 ; <i32> [#uses=1]
|
|
%tmp.9 = or i32 %tmp.7, %tmp.3 ; <i32> [#uses=1]
|
|
ret i32 %tmp.9
|
|
}
|
|
|
|
define i32 @test2(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp.7 = and i32 %x, 65535 ; <i32> [#uses=1]
|
|
%tmp.3 = shl i32 %y, 16 ; <i32> [#uses=1]
|
|
%tmp.9 = or i32 %tmp.7, %tmp.3 ; <i32> [#uses=1]
|
|
ret i32 %tmp.9
|
|
}
|
|
|
|
define i32 @test3(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp.3 = lshr i32 %x, 16 ; <i32> [#uses=1]
|
|
%tmp.6 = and i32 %y, -65536 ; <i32> [#uses=1]
|
|
%tmp.7 = or i32 %tmp.6, %tmp.3 ; <i32> [#uses=1]
|
|
ret i32 %tmp.7
|
|
}
|
|
|
|
define i32 @test4(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp.6 = and i32 %x, -65536 ; <i32> [#uses=1]
|
|
%tmp.3 = lshr i32 %y, 16 ; <i32> [#uses=1]
|
|
%tmp.7 = or i32 %tmp.6, %tmp.3 ; <i32> [#uses=1]
|
|
ret i32 %tmp.7
|
|
}
|
|
|
|
define i32 @test5(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp.3 = shl i32 %x, 1 ; <i32> [#uses=1]
|
|
%tmp.4 = and i32 %tmp.3, -65536 ; <i32> [#uses=1]
|
|
%tmp.7 = and i32 %y, 65535 ; <i32> [#uses=1]
|
|
%tmp.9 = or i32 %tmp.4, %tmp.7 ; <i32> [#uses=1]
|
|
ret i32 %tmp.9
|
|
}
|
|
|
|
define i32 @test6(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp.7 = and i32 %x, 65535 ; <i32> [#uses=1]
|
|
%tmp.3 = shl i32 %y, 1 ; <i32> [#uses=1]
|
|
%tmp.4 = and i32 %tmp.3, -65536 ; <i32> [#uses=1]
|
|
%tmp.9 = or i32 %tmp.4, %tmp.7 ; <i32> [#uses=1]
|
|
ret i32 %tmp.9
|
|
}
|
|
|
|
define i32 @test7(i32 %x, i32 %y) {
|
|
entry:
|
|
%tmp.2 = and i32 %x, -65536 ; <i32> [#uses=1]
|
|
%tmp.5 = and i32 %y, 65535 ; <i32> [#uses=1]
|
|
%tmp.7 = or i32 %tmp.5, %tmp.2 ; <i32> [#uses=1]
|
|
ret i32 %tmp.7
|
|
}
|
|
|
|
define i32 @test8(i32 %bar) {
|
|
entry:
|
|
%tmp.3 = shl i32 %bar, 1 ; <i32> [#uses=1]
|
|
%tmp.4 = and i32 %tmp.3, 2 ; <i32> [#uses=1]
|
|
%tmp.6 = and i32 %bar, -3 ; <i32> [#uses=1]
|
|
%tmp.7 = or i32 %tmp.4, %tmp.6 ; <i32> [#uses=1]
|
|
ret i32 %tmp.7
|
|
}
|