llvm-project/llvm/test/Transforms/ScalarRepl/memset-aggregate-byte-leade...

24 lines
733 B
LLVM

; PR1226
; RUN: opt < %s -scalarrepl -S | \
; RUN: not grep "call void @llvm.memcpy.i32"
; RUN: opt < %s -scalarrepl -S | grep getelementptr
; END.
target datalayout = "E-p:32:32"
target triple = "powerpc-apple-darwin8.8.0"
%struct.foo = type { i8, i8 }
define i32 @test1(%struct.foo* %P) {
entry:
%L = alloca %struct.foo, align 2 ; <%struct.foo*> [#uses=1]
%L2 = getelementptr %struct.foo* %L, i32 0, i32 0 ; <i8*> [#uses=2]
%tmp13 = getelementptr %struct.foo* %P, i32 0, i32 0 ; <i8*> [#uses=1]
call void @llvm.memcpy.i32( i8* %L2, i8* %tmp13, i32 2, i32 1 )
%tmp5 = load i8* %L2 ; <i8> [#uses=1]
%tmp56 = sext i8 %tmp5 to i32 ; <i32> [#uses=1]
ret i32 %tmp56
}
declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)