1; RUN: opt -aa-pipeline=basic-aa -passes=gvn -S < %s | FileCheck %s 2; REQUIRES: arm-registered-target 3 4target 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" 5 6; BasicAA should prove that these calls don't interfere, since we've 7; specifically special cased exactly these two intrinsics in 8; MemoryLocation::getForArgument. 9 10; CHECK: define <8 x i16> @test1(ptr %p, <8 x i16> %y) { 11; CHECK-NEXT: entry: 12; CHECK-NEXT: %q = getelementptr i8, ptr %p, i64 16 13; CHECK-NEXT: %a = call <8 x i16> @llvm.arm.neon.vld1.v8i16.p0(ptr %p, i32 16) [[ATTR:#[0-9]+]] 14; CHECK-NEXT: call void @llvm.arm.neon.vst1.p0.v8i16(ptr %q, <8 x i16> %y, i32 16) 15; CHECK-NEXT: %c = add <8 x i16> %a, %a 16define <8 x i16> @test1(ptr %p, <8 x i16> %y) { 17entry: 18 %q = getelementptr i8, ptr %p, i64 16 19 %a = call <8 x i16> @llvm.arm.neon.vld1.v8i16.p0(ptr %p, i32 16) nounwind 20 call void @llvm.arm.neon.vst1.p0.v8i16(ptr %q, <8 x i16> %y, i32 16) 21 %b = call <8 x i16> @llvm.arm.neon.vld1.v8i16.p0(ptr %p, i32 16) nounwind 22 %c = add <8 x i16> %a, %b 23 ret <8 x i16> %c 24} 25 26declare <8 x i16> @llvm.arm.neon.vld1.v8i16.p0(ptr, i32) nounwind readonly 27declare void @llvm.arm.neon.vst1.p0.v8i16(ptr, <8 x i16>, i32) nounwind 28 29; CHECK: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: read) } 30; CHECK: attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) } 31; CHECK: attributes [[ATTR]] = { nounwind } 32