mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 19:52:54 +01:00
22 lines
633 B
LLVM
22 lines
633 B
LLVM
; RUN: llc < %s -march=x86 | grep {orl \$1, %eax}
|
|
; RUN: llc < %s -march=x86 | grep {leal 3(,%eax,8)}
|
|
|
|
;; This example can't fold the or into an LEA.
|
|
define i32 @test(float ** %tmp2, i32 %tmp12) nounwind {
|
|
%tmp3 = load float** %tmp2
|
|
%tmp132 = shl i32 %tmp12, 2 ; <i32> [#uses=1]
|
|
%tmp4 = bitcast float* %tmp3 to i8* ; <i8*> [#uses=1]
|
|
%ctg2 = getelementptr i8* %tmp4, i32 %tmp132 ; <i8*> [#uses=1]
|
|
%tmp6 = ptrtoint i8* %ctg2 to i32 ; <i32> [#uses=1]
|
|
%tmp14 = or i32 %tmp6, 1 ; <i32> [#uses=1]
|
|
ret i32 %tmp14
|
|
}
|
|
|
|
|
|
;; This can!
|
|
define i32 @test2(i32 %a, i32 %b) nounwind {
|
|
%c = shl i32 %a, 3
|
|
%d = or i32 %c, 3
|
|
ret i32 %d
|
|
}
|