| Jim Grosbach | f794705 | 2012-07-09 18:34:21 +0000 | [diff] [blame] | 1 | // REQUIRES: arm-registered-target |
| Bob Wilson | 97fb6f3 | 2011-04-22 04:06:49 +0000 | [diff] [blame] | 2 | // RUN: %clang_cc1 -triple thumbv7-apple-darwin \ |
| 3 | // RUN: -target-abi apcs-gnu \ |
| 4 | // RUN: -target-cpu cortex-a8 \ |
| 5 | // RUN: -mfloat-abi soft \ |
| 6 | // RUN: -target-feature +soft-float-abi \ |
| 7 | // RUN: -ffreestanding \ |
| 8 | // RUN: -emit-llvm -w -o - %s | FileCheck %s |
| 9 | |
| 10 | #include <arm_neon.h> |
| 11 | |
| 12 | // Radar 9311427: Check that alignment specifier is used in Neon load/store |
| 13 | // intrinsics. |
| 14 | typedef float AlignedAddr __attribute__ ((aligned (16))); |
| 15 | void t1(AlignedAddr *addr1, AlignedAddr *addr2) { |
| Bob Wilson | eac1f67 | 2012-02-04 23:58:08 +0000 | [diff] [blame] | 16 | // CHECK: @t1 |
| Bob Wilson | 97fb6f3 | 2011-04-22 04:06:49 +0000 | [diff] [blame] | 17 | // CHECK: call <4 x float> @llvm.arm.neon.vld1.v4f32(i8* %{{.*}}, i32 16) |
| 18 | float32x4_t a = vld1q_f32(addr1); |
| 19 | // CHECK: call void @llvm.arm.neon.vst1.v4f32(i8* %{{.*}}, <4 x float> %{{.*}}, i32 16) |
| 20 | vst1q_f32(addr2, a); |
| 21 | } |
| Bob Wilson | eac1f67 | 2012-02-04 23:58:08 +0000 | [diff] [blame] | 22 | |
| 23 | // Radar 10538555: Make sure unaligned load/stores do not gain alignment. |
| 24 | void t2(char *addr) { |
| 25 | // CHECK: @t2 |
| 26 | // CHECK: load i32* %{{.*}}, align 1 |
| 27 | int32x2_t vec = vld1_dup_s32(addr); |
| 28 | // CHECK: store i32 %{{.*}}, i32* {{.*}}, align 1 |
| 29 | vst1_lane_s32(addr, vec, 1); |
| 30 | } |