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