1; RUN: opt -tbaa -basicaa -gvn -S < %s | FileCheck %s 2 3target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32" 4 5; TBAA should prove that these calls don't interfere, since they are 6; IntrArgReadMem and have TBAA metadata. 7 8; CHECK: define <8 x i16> @test0(i8* %p, i8* %q, <8 x i16> %y) { 9; CHECK-NEXT: entry: 10; CHECK-NEXT: %a = call <8 x i16> @llvm.arm.neon.vld1.v8i16(i8* %p, i32 16) [[NUW:#[0-9]+]] 11; CHECK-NEXT: call void @llvm.arm.neon.vst1.v8i16(i8* %q, <8 x i16> %y, i32 16) 12; CHECK-NEXT: %c = add <8 x i16> %a, %a 13define <8 x i16> @test0(i8* %p, i8* %q, <8 x i16> %y) { 14entry: 15 %a = call <8 x i16> @llvm.arm.neon.vld1.v8i16(i8* %p, i32 16) nounwind, !tbaa !2 16 call void @llvm.arm.neon.vst1.v8i16(i8* %q, <8 x i16> %y, i32 16), !tbaa !1 17 %b = call <8 x i16> @llvm.arm.neon.vld1.v8i16(i8* %p, i32 16) nounwind, !tbaa !2 18 %c = add <8 x i16> %a, %b 19 ret <8 x i16> %c 20} 21 22declare <8 x i16> @llvm.arm.neon.vld1.v8i16(i8*, i32) nounwind readonly 23declare void @llvm.arm.neon.vst1.v8i16(i8*, <8 x i16>, i32) nounwind 24 25; CHECK: attributes #0 = { nounwind readonly } 26; CHECK: attributes [[NUW]] = { nounwind } 27 28!0 = metadata !{metadata !"tbaa root", null} 29!1 = metadata !{metadata !3, metadata !3, i64 0} 30!2 = metadata !{metadata !4, metadata !4, i64 0} 31!3 = metadata !{metadata !"A", metadata !0} 32!4 = metadata !{metadata !"B", metadata !0} 33