// REQUIRES: arm-registered-target // RUN: %clang_cc1 -triple thumbv7-apple-darwin \ // RUN: -target-abi apcs-gnu \ // RUN: -target-cpu cortex-a8 \ // RUN: -mfloat-abi soft \ // RUN: -target-feature +soft-float-abi \ // RUN: -ffreestanding \ // RUN: -emit-llvm -w -o - %s | FileCheck %s #include <arm_neon.h> // Radar 9311427: Check that alignment specifier is used in Neon load/store // intrinsics. typedef float AlignedAddr __attribute__ ((aligned (16))); void t1(AlignedAddr *addr1, AlignedAddr *addr2) { // CHECK: @t1 // CHECK: call <4 x float> @llvm.arm.neon.vld1.v4f32(i8* %{{.*}}, i32 16) float32x4_t a = vld1q_f32(addr1); // CHECK: call void @llvm.arm.neon.vst1.v4f32(i8* %{{.*}}, <4 x float> %{{.*}}, i32 16) vst1q_f32(addr2, a); } // Radar 10538555: Make sure unaligned load/stores do not gain alignment. void t2(char *addr) { // CHECK: @t2 // CHECK: load i32* %{{.*}}, align 1 int32x2_t vec = vld1_dup_s32(addr); // CHECK: store i32 %{{.*}}, i32* {{.*}}, align 1 vst1_lane_s32(addr, vec, 1); }