| // RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \ |
| // RUN: -disable-O0-optnone -ffp-contract=fast -emit-llvm -o - %s | opt -S -passes=mem2reg | FileCheck %s |
| |
| // REQUIRES: aarch64-registered-target || arm-registered-target |
| |
| #include <arm_neon.h> |
| |
| uint8x8_t test_shift_vshr(uint8x8_t a) { |
| // CHECK-LABEL: test_shift_vshr |
| // CHECK: %{{.*}} = lshr <8 x i8> %a, splat (i8 5) |
| return vshr_n_u8(a, 5); |
| } |
| |
| int8x8_t test_shift_vshr_smax(int8x8_t a) { |
| // CHECK-LABEL: test_shift_vshr_smax |
| // CHECK: %{{.*}} = ashr <8 x i8> %a, splat (i8 7) |
| return vshr_n_s8(a, 8); |
| } |
| |
| uint8x8_t test_shift_vshr_umax(uint8x8_t a) { |
| // CHECK-LABEL: test_shift_vshr_umax |
| // CHECK: ret <8 x i8> zeroinitializer |
| return vshr_n_u8(a, 8); |
| } |
| |
| uint8x8_t test_shift_vsra(uint8x8_t a, uint8x8_t b) { |
| // CHECK-LABEL: test_shift_vsra |
| // CHECK: %[[SHR:.*]] = lshr <8 x i8> %b, splat (i8 5) |
| // CHECK: %{{.*}} = add <8 x i8> %a, %[[SHR]] |
| return vsra_n_u8(a, b, 5); |
| } |
| |
| int8x8_t test_shift_vsra_smax(int8x8_t a, int8x8_t b) { |
| // CHECK-LABEL: test_shift_vsra_smax |
| // CHECK: %[[SHR:.*]] = ashr <8 x i8> %b, splat (i8 7) |
| // CHECK: %{{.*}} = add <8 x i8> %a, %[[SHR]] |
| return vsra_n_s8(a, b, 8); |
| } |
| |
| uint8x8_t test_shift_vsra_umax(uint8x8_t a, uint8x8_t b) { |
| // CHECK-LABEL: test_shift_vsra_umax |
| // CHECK: [[RES:%.*]] = add <8 x i8> %a, zeroinitializer |
| // CHECK: ret <8 x i8> [[RES]] |
| return vsra_n_u8(a, b, 8); |
| } |
