xref: /llvm-project/clang/test/CodeGen/AArch64/sve-vector-subscript-ops.c (revision 207e5ccceec8d3cc3f32723e78f2a142bc61b07d)
1 // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
2 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve \
3 // RUN: -disable-O0-optnone \
4 // RUN:  -emit-llvm -o - %s | opt -S -passes=sroa | FileCheck %s
5 
6 // REQUIRES: aarch64-registered-target
7 
8 #include <arm_sve.h>
9 #include <stddef.h>
10 
11 // CHECK-LABEL: @subscript_int16(
12 // CHECK-NEXT:  entry:
13 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 8 x i16> [[A:%.*]], i64 [[B:%.*]]
14 // CHECK-NEXT:    ret i16 [[VECEXT]]
15 //
16 int16_t subscript_int16(svint16_t a, size_t b) {
17   return a[b];
18 }
19 
20 // CHECK-LABEL: @subscript_uint16(
21 // CHECK-NEXT:  entry:
22 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 8 x i16> [[A:%.*]], i64 [[B:%.*]]
23 // CHECK-NEXT:    ret i16 [[VECEXT]]
24 //
25 uint16_t subscript_uint16(svuint16_t a, size_t b) {
26   return a[b];
27 }
28 
29 // CHECK-LABEL: @subscript_int32(
30 // CHECK-NEXT:  entry:
31 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 4 x i32> [[A:%.*]], i64 [[B:%.*]]
32 // CHECK-NEXT:    ret i32 [[VECEXT]]
33 //
34 int32_t subscript_int32(svint32_t a, size_t b) {
35   return a[b];
36 }
37 
38 // CHECK-LABEL: @subscript_uint32(
39 // CHECK-NEXT:  entry:
40 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 4 x i32> [[A:%.*]], i64 [[B:%.*]]
41 // CHECK-NEXT:    ret i32 [[VECEXT]]
42 //
43 uint32_t subscript_uint32(svuint32_t a, size_t b) {
44   return a[b];
45 }
46 
47 // CHECK-LABEL: @subscript_int64(
48 // CHECK-NEXT:  entry:
49 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 2 x i64> [[A:%.*]], i64 [[B:%.*]]
50 // CHECK-NEXT:    ret i64 [[VECEXT]]
51 //
52 int64_t subscript_int64(svint64_t a, size_t b) {
53   return a[b];
54 }
55 
56 // CHECK-LABEL: @subscript_uint64(
57 // CHECK-NEXT:  entry:
58 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 2 x i64> [[A:%.*]], i64 [[B:%.*]]
59 // CHECK-NEXT:    ret i64 [[VECEXT]]
60 //
61 uint64_t subscript_uint64(svuint64_t a, size_t b) {
62   return a[b];
63 }
64 
65 // CHECK-LABEL: @subscript_float16(
66 // CHECK-NEXT:  entry:
67 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 8 x half> [[A:%.*]], i64 [[B:%.*]]
68 // CHECK-NEXT:    ret half [[VECEXT]]
69 //
70 __fp16 subscript_float16(svfloat16_t a, size_t b) {
71   return a[b];
72 }
73 
74 // CHECK-LABEL: @subscript_float32(
75 // CHECK-NEXT:  entry:
76 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 4 x float> [[A:%.*]], i64 [[B:%.*]]
77 // CHECK-NEXT:    ret float [[VECEXT]]
78 //
79 float subscript_float32(svfloat32_t a, size_t b) {
80   return a[b];
81 }
82 
83 // CHECK-LABEL: @subscript_float64(
84 // CHECK-NEXT:  entry:
85 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 2 x double> [[A:%.*]], i64 [[B:%.*]]
86 // CHECK-NEXT:    ret double [[VECEXT]]
87 //
88 double subscript_float64(svfloat64_t a, size_t b) {
89   return a[b];
90 }
91 
92 // CHECK-LABEL: @subscript_write_float32(
93 // CHECK-NEXT:  entry:
94 // CHECK-NEXT:    [[VECINS:%.*]] = insertelement <vscale x 4 x float> [[A:%.*]], float 1.000000e+00, i64 [[B:%.*]]
95 // CHECK-NEXT:    ret <vscale x 4 x float> [[VECINS]]
96 //
97 svfloat32_t subscript_write_float32(svfloat32_t a, size_t b) {
98   a[b] = 1.0f;
99   return a;
100 }
101 
102 // CHECK-LABEL: @subscript_read_write_float32(
103 // CHECK-NEXT:  entry:
104 // CHECK-NEXT:    [[VECEXT:%.*]] = extractelement <vscale x 4 x float> [[A:%.*]], i64 [[B:%.*]]
105 // CHECK-NEXT:    [[ADD:%.*]] = fadd float [[VECEXT]], 1.000000e+00
106 // CHECK-NEXT:    [[VECINS:%.*]] = insertelement <vscale x 4 x float> [[A]], float [[ADD]], i64 [[B]]
107 // CHECK-NEXT:    ret <vscale x 4 x float> [[VECINS]]
108 //
109 svfloat32_t subscript_read_write_float32(svfloat32_t a, size_t b) {
110   a[b] += 1.0f;
111   return a;
112 }
113