mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-12-22 19:49:49 +00:00
24 lines
646 B
LLVM
24 lines
646 B
LLVM
; Coalescing from R32 to a subset R32_. Once another register coalescer bug is
|
|
; fixed, the movb should go away as well.
|
|
|
|
; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -relocation-model=static | \
|
|
; RUN: grep movl
|
|
|
|
%B = external global uint
|
|
%C = external global ushort*
|
|
|
|
void %test(uint %A) {
|
|
%A = cast uint %A to ubyte
|
|
%tmp2 = load uint* %B
|
|
%tmp3 = and ubyte %A, 16
|
|
%tmp4 = shl uint %tmp2, ubyte %tmp3
|
|
store uint %tmp4, uint* %B
|
|
%tmp6 = shr uint %A, ubyte 3
|
|
%tmp = load ushort** %C
|
|
%tmp8 = cast ushort* %tmp to uint
|
|
%tmp9 = add uint %tmp8, %tmp6
|
|
%tmp9 = cast uint %tmp9 to ushort*
|
|
store ushort* %tmp9, ushort** %C
|
|
ret void
|
|
}
|