1 | // RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs \ |
2 | // RUN: -mfloat-abi soft -target-feature +neon -emit-llvm -o - -O1 %s \ |
3 | // RUN: | FileCheck %s --check-prefix=CHECK-SOFT |
4 | // RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs \ |
5 | // RUN: -mfloat-abi hard -target-feature +neon -emit-llvm -o - -O1 %s \ |
6 | // RUN: | FileCheck %s --check-prefix=CHECK-HARD |
7 | // RUN: %clang_cc1 -triple armv7a--none-eabi -target-abi aapcs \ |
8 | // RUN: -mfloat-abi hard -target-feature +neon -target-feature +fullfp16 \ |
9 | // RUN: -emit-llvm -o - -O1 %s \ |
10 | // RUN: | FileCheck %s --check-prefix=CHECK-FULL |
11 | |
12 | typedef __attribute__((neon_vector_type(4))) __fp16 float16x4_t; |
13 | typedef __attribute__((neon_vector_type(8))) __fp16 float16x8_t; |
14 | |
15 | typedef struct { float16x4_t x[2]; } hfa_t; |
16 | // CHECK-FULL: %struct.hfa_t = type { [2 x <4 x half>] } |
17 | |
18 | float16x4_t g4; |
19 | float16x8_t g8; |
20 | |
21 | void st4(float16x4_t a) { g4 = a; } |
22 | // CHECK-SOFT: define void @st4(<2 x i32> %a.coerce) |
23 | // CHECK-SOFT: store <2 x i32> %a.coerce, <2 x i32>* bitcast (<4 x half>* @g4 to <2 x i32>*) |
24 | // |
25 | // CHECK-HARD: define arm_aapcs_vfpcc void @st4(<2 x i32> %a.coerce) |
26 | // CHECK-HARD: store <2 x i32> %a.coerce, <2 x i32>* bitcast (<4 x half>* @g4 to <2 x i32>*) |
27 | // |
28 | // CHECK-FULL: define arm_aapcs_vfpcc void @st4(<4 x half> %a) |
29 | // CHECK-FULL: store <4 x half> %a, <4 x half>* @g4 |
30 | |
31 | float16x4_t ld4(void) { return g4; } |
32 | // CHECK-SOFT: define <2 x i32> @ld4() |
33 | // CHECK-SOFT: %0 = load <2 x i32>, <2 x i32>* bitcast (<4 x half>* @g4 to <2 x i32>*) |
34 | // CHECK-SOFT: ret <2 x i32> %0 |
35 | // |
36 | // CHECK-HARD: define arm_aapcs_vfpcc <2 x i32> @ld4() |
37 | // CHECK-HARD: %0 = load <2 x i32>, <2 x i32>* bitcast (<4 x half>* @g4 to <2 x i32>*) |
38 | // CHECK-HARD: ret <2 x i32> %0 |
39 | // |
40 | // CHECK-FULL: define arm_aapcs_vfpcc <4 x half> @ld4() |
41 | // CHECK-FULL: %0 = load <4 x half>, <4 x half>* @g4 |
42 | // CHECK-FULL: ret <4 x half> %0 |
43 | |
44 | void st8(float16x8_t a) { g8 = a; } |
45 | // CHECK-SOFT: define void @st8(<4 x i32> %a.coerce) |
46 | // CHECK-SOFT: store <4 x i32> %a.coerce, <4 x i32>* bitcast (<8 x half>* @g8 to <4 x i32>*) |
47 | // |
48 | // CHECK-HARD: define arm_aapcs_vfpcc void @st8(<4 x i32> %a.coerce) |
49 | // CHECK-HARD: store <4 x i32> %a.coerce, <4 x i32>* bitcast (<8 x half>* @g8 to <4 x i32>*) |
50 | // |
51 | // CHECK-FULL: define arm_aapcs_vfpcc void @st8(<8 x half> %a) |
52 | // CHECK-FULL: store <8 x half> %a, <8 x half>* @g8 |
53 | |
54 | float16x8_t ld8(void) { return g8; } |
55 | // CHECK-SOFT: define <4 x i32> @ld8() |
56 | // CHECK-SOFT: %0 = load <4 x i32>, <4 x i32>* bitcast (<8 x half>* @g8 to <4 x i32>*) |
57 | // CHECK-SOFT: ret <4 x i32> %0 |
58 | // |
59 | // CHECK-HARD: define arm_aapcs_vfpcc <4 x i32> @ld8() |
60 | // CHECK-HARD: %0 = load <4 x i32>, <4 x i32>* bitcast (<8 x half>* @g8 to <4 x i32>*) |
61 | // CHECK-HARD: ret <4 x i32> %0 |
62 | // |
63 | // CHECK-FULL: define arm_aapcs_vfpcc <8 x half> @ld8() |
64 | // CHECK-FULL: %0 = load <8 x half>, <8 x half>* @g8 |
65 | // CHECK-FULL: ret <8 x half> %0 |
66 | |
67 | void test_hfa(hfa_t a) {} |
68 | // CHECK-SOFT: define void @test_hfa([2 x i64] %a.coerce) |
69 | // CHECK-HARD: define arm_aapcs_vfpcc void @test_hfa([2 x <2 x i32>] %a.coerce) |
70 | // CHECK-FULL: define arm_aapcs_vfpcc void @test_hfa(%struct.hfa_t %a.coerce) |
71 | |
72 | hfa_t ghfa; |
73 | hfa_t test_ret_hfa(void) { return ghfa; } |
74 | // CHECK-SOFT: define void @test_ret_hfa(%struct.hfa_t* noalias nocapture sret %agg.result) |
75 | // CHECK-HARD: define arm_aapcs_vfpcc [2 x <2 x i32>] @test_ret_hfa() |
76 | // CHECK-FULL: define arm_aapcs_vfpcc %struct.hfa_t @test_ret_hfa() |
77 | |