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llvm-mirror/test/Transforms/InstCombine/cast_ld_addr_space.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

19 lines
1015 B
LLVM

; RUN: opt < %s -instcombine -S | 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
}