; RUN: llc < %s -march=ppc32 | grep rlwimi | |
; RUN: llc < %s -march=ppc32 | not grep {or } | |
; Make sure there is no register-register copies here. | |
define void @test1(i32* %A, i32* %B, i32* %D, i32* %E) { | |
%A.upgrd.1 = load i32* %A ; <i32> [#uses=2] | |
%B.upgrd.2 = load i32* %B ; <i32> [#uses=1] | |
%X = and i32 %A.upgrd.1, 15 ; <i32> [#uses=1] | |
%Y = and i32 %B.upgrd.2, -16 ; <i32> [#uses=1] | |
%Z = or i32 %X, %Y ; <i32> [#uses=1] | |
store i32 %Z, i32* %D | |
store i32 %A.upgrd.1, i32* %E | |
ret void | |
} | |
define void @test2(i32* %A, i32* %B, i32* %D, i32* %E) { | |
%A.upgrd.3 = load i32* %A ; <i32> [#uses=1] | |
%B.upgrd.4 = load i32* %B ; <i32> [#uses=2] | |
%X = and i32 %A.upgrd.3, 15 ; <i32> [#uses=1] | |
%Y = and i32 %B.upgrd.4, -16 ; <i32> [#uses=1] | |
%Z = or i32 %X, %Y ; <i32> [#uses=1] | |
store i32 %Z, i32* %D | |
store i32 %B.upgrd.4, i32* %E | |
ret void | |
} | |
define i32 @test3(i32 %a, i32 %b) { | |
%tmp.1 = and i32 %a, 15 ; <i32> [#uses=1] | |
%tmp.3 = and i32 %b, 240 ; <i32> [#uses=1] | |
%tmp.4 = or i32 %tmp.3, %tmp.1 ; <i32> [#uses=1] | |
ret i32 %tmp.4 | |
} | |