1*207e5cccSFangrui Song // RUN: %clang_cc1 -triple arm64-none-linux-gnu -target-feature +neon \ 2*207e5cccSFangrui Song // RUN: -disable-O0-optnone -ffp-contract=fast -emit-llvm -o - %s | opt -S -passes=mem2reg | FileCheck %s 3*207e5cccSFangrui Song 4*207e5cccSFangrui Song // REQUIRES: aarch64-registered-target || arm-registered-target 5*207e5cccSFangrui Song 6*207e5cccSFangrui Song #include <arm_neon.h> 7*207e5cccSFangrui Song 8*207e5cccSFangrui Song uint8x8_t test_shift_vshr(uint8x8_t a) { 9*207e5cccSFangrui Song // CHECK-LABEL: test_shift_vshr 10*207e5cccSFangrui Song // CHECK: %{{.*}} = lshr <8 x i8> %a, splat (i8 5) 11*207e5cccSFangrui Song return vshr_n_u8(a, 5); 12*207e5cccSFangrui Song } 13*207e5cccSFangrui Song 14*207e5cccSFangrui Song int8x8_t test_shift_vshr_smax(int8x8_t a) { 15*207e5cccSFangrui Song // CHECK-LABEL: test_shift_vshr_smax 16*207e5cccSFangrui Song // CHECK: %{{.*}} = ashr <8 x i8> %a, splat (i8 7) 17*207e5cccSFangrui Song return vshr_n_s8(a, 8); 18*207e5cccSFangrui Song } 19*207e5cccSFangrui Song 20*207e5cccSFangrui Song uint8x8_t test_shift_vshr_umax(uint8x8_t a) { 21*207e5cccSFangrui Song // CHECK-LABEL: test_shift_vshr_umax 22*207e5cccSFangrui Song // CHECK: ret <8 x i8> zeroinitializer 23*207e5cccSFangrui Song return vshr_n_u8(a, 8); 24*207e5cccSFangrui Song } 25*207e5cccSFangrui Song 26*207e5cccSFangrui Song uint8x8_t test_shift_vsra(uint8x8_t a, uint8x8_t b) { 27*207e5cccSFangrui Song // CHECK-LABEL: test_shift_vsra 28*207e5cccSFangrui Song // CHECK: %[[SHR:.*]] = lshr <8 x i8> %b, splat (i8 5) 29*207e5cccSFangrui Song // CHECK: %{{.*}} = add <8 x i8> %a, %[[SHR]] 30*207e5cccSFangrui Song return vsra_n_u8(a, b, 5); 31*207e5cccSFangrui Song } 32*207e5cccSFangrui Song 33*207e5cccSFangrui Song int8x8_t test_shift_vsra_smax(int8x8_t a, int8x8_t b) { 34*207e5cccSFangrui Song // CHECK-LABEL: test_shift_vsra_smax 35*207e5cccSFangrui Song // CHECK: %[[SHR:.*]] = ashr <8 x i8> %b, splat (i8 7) 36*207e5cccSFangrui Song // CHECK: %{{.*}} = add <8 x i8> %a, %[[SHR]] 37*207e5cccSFangrui Song return vsra_n_s8(a, b, 8); 38*207e5cccSFangrui Song } 39*207e5cccSFangrui Song 40*207e5cccSFangrui Song uint8x8_t test_shift_vsra_umax(uint8x8_t a, uint8x8_t b) { 41*207e5cccSFangrui Song // CHECK-LABEL: test_shift_vsra_umax 42*207e5cccSFangrui Song // CHECK: [[RES:%.*]] = add <8 x i8> %a, zeroinitializer 43*207e5cccSFangrui Song // CHECK: ret <8 x i8> [[RES]] 44*207e5cccSFangrui Song return vsra_n_u8(a, b, 8); 45*207e5cccSFangrui Song } 46