1 ; RUN: opt -tbaa -basicaa -gvn -S < %s | FileCheck %s 2 3 target 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.p0i8(i8* %p, i32 16) [[NUW:#[0-9]+]] 11 ; CHECK-NEXT: call void @llvm.arm.neon.vst1.p0i8.v8i16(i8* %q, <8 x i16> %y, i32 16) 12 ; CHECK-NEXT: %c = add <8 x i16> %a, %a 13 define <8 x i16> @test0(i8* %p, i8* %q, <8 x i16> %y) { 14 entry: 15 %a = call <8 x i16> @llvm.arm.neon.vld1.v8i16.p0i8(i8* %p, i32 16) nounwind, !tbaa !2 16 call void @llvm.arm.neon.vst1.p0i8.v8i16(i8* %q, <8 x i16> %y, i32 16), !tbaa !1 17 %b = call <8 x i16> @llvm.arm.neon.vld1.v8i16.p0i8(i8* %p, i32 16) nounwind, !tbaa !2 18 %c = add <8 x i16> %a, %b 19 ret <8 x i16> %c 20 } 21 22 declare <8 x i16> @llvm.arm.neon.vld1.v8i16.p0i8(i8*, i32) nounwind readonly 23 declare void @llvm.arm.neon.vst1.p0i8.v8i16(i8*, <8 x i16>, i32) nounwind 24 25 ; CHECK: attributes #0 = { argmemonly nounwind readonly } 26 ; CHECK: attributes #1 = { argmemonly nounwind } 27 ; CHECK: attributes [[NUW]] = { nounwind } 28 29 !0 = !{!"tbaa root", null} 30 !1 = !{!3, !3, i64 0} 31 !2 = !{!4, !4, i64 0} 32 !3 = !{!"A", !0} 33 !4 = !{!"B", !0} 34
