memcpy.ll
759 Bytes
; RUN: llc -march=mipsel < %s | FileCheck %s
%struct.S1 = type { i32, [41 x i8] }
@.str = private unnamed_addr constant [31 x i8] c"abcdefghijklmnopqrstuvwxyzABCD\00", align 1
define void @foo1(%struct.S1* %s1, i8 signext %n) nounwind {
entry:
; CHECK-NOT: call16(memcpy
%arraydecay = getelementptr inbounds %struct.S1, %struct.S1* %s1, i32 0, i32 1, i32 0
tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 1 %arraydecay, i8* align 1 getelementptr inbounds ([31 x i8], [31 x i8]* @.str, i32 0, i32 0), i32 31, i1 false)
%arrayidx = getelementptr inbounds %struct.S1, %struct.S1* %s1, i32 0, i32 1, i32 40
store i8 %n, i8* %arrayidx, align 1
ret void
}
declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i1) nounwind