mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 04:30:12 +00:00
6753f959d2
changes the address space of the pointer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64035 91177308-0d34-0410-b5e6-96231b3b80d8
19 lines
1.0 KiB
LLVM
19 lines
1.0 KiB
LLVM
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep bitcast | count 1
|
|
|
|
; InstCombine can not 'load (cast P)' -> cast (load P)' if the cast changes
|
|
; the address space.
|
|
|
|
|
|
define void @test2(i8 addrspace(1)* %source, <2 x i8> addrspace(1)* %dest) {
|
|
entry:
|
|
%arrayidx1 = bitcast <2 x i8> addrspace(1)* %dest to <2 x i8> addrspace(1)*
|
|
%conv = bitcast i8 addrspace(1)* %source to <16 x i8>*
|
|
%arrayidx22 = bitcast <16 x i8>* %conv to <16 x i8>*
|
|
%tmp3 = load <16 x i8>* %arrayidx22
|
|
%arrayidx223 = bitcast i8 addrspace(1)* %source to i8*
|
|
%tmp4 = load i8* %arrayidx223
|
|
%tmp5 = insertelement <2 x i8> undef, i8 %tmp4, i32 0
|
|
%splat = shufflevector <2 x i8> %tmp5, <2 x i8> undef, <2 x i32> zeroinitializer
|
|
store <2 x i8> %splat, <2 x i8> addrspace(1)* %arrayidx1
|
|
ret void
|
|
} |