// REQUIRES: arm-registered-target // RUN: %clang_cc1 -triple thumbv7-apple-darwin \ // RUN: -disable-O0-optnone \ // RUN: -target-cpu cortex-a8 \ // RUN: -ffreestanding \ // RUN: -emit-llvm -w -o - %s | opt -S -mem2reg | FileCheck %s #include <arm_neon.h> uint8x8_t test_shift_vshr(uint8x8_t a) { // CHECK-LABEL: test_shift_vshr // CHECK: %{{.*}} = lshr <8 x i8> %a, <i8 5, i8 5, i8 5, i8 5, i8 5, i8 5, i8 5, 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, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, 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, <i8 5, i8 5, i8 5, i8 5, i8 5, i8 5, i8 5, 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, <i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, i8 7, 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); } |