clang 20.0.0git
SemaHexagon.cpp
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1//===------ SemaHexagon.cpp ------ Hexagon target-specific routines -------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file implements semantic analysis functions specific to Hexagon.
10//
11//===----------------------------------------------------------------------===//
12
13#include "clang/Sema/SemaHexagon.h"
14#include "clang/Basic/TargetBuiltins.h"
15#include "clang/Sema/Sema.h"
16#include "llvm/ADT/STLExtras.h"
17#include <cstdint>
18#include <iterator>
19
20namespace clang {
21
22SemaHexagon::SemaHexagon(Sema &S) : SemaBase(S) {}
23
24bool SemaHexagon::CheckHexagonBuiltinArgument(unsigned BuiltinID,
25 CallExpr *TheCall) {
26 struct ArgInfo {
27 uint8_t OpNum;
28 bool IsSigned;
29 uint8_t BitWidth;
30 uint8_t Align;
31 };
32 struct BuiltinInfo {
33 unsigned BuiltinID;
34 ArgInfo Infos[2];
35 };
36
37 static BuiltinInfo Infos[] = {
38 { Hexagon::BI__builtin_circ_ldd, {{ 3, true, 4, 3 }} },
39 { Hexagon::BI__builtin_circ_ldw, {{ 3, true, 4, 2 }} },
40 { Hexagon::BI__builtin_circ_ldh, {{ 3, true, 4, 1 }} },
41 { Hexagon::BI__builtin_circ_lduh, {{ 3, true, 4, 1 }} },
42 { Hexagon::BI__builtin_circ_ldb, {{ 3, true, 4, 0 }} },
43 { Hexagon::BI__builtin_circ_ldub, {{ 3, true, 4, 0 }} },
44 { Hexagon::BI__builtin_circ_std, {{ 3, true, 4, 3 }} },
45 { Hexagon::BI__builtin_circ_stw, {{ 3, true, 4, 2 }} },
46 { Hexagon::BI__builtin_circ_sth, {{ 3, true, 4, 1 }} },
47 { Hexagon::BI__builtin_circ_sthhi, {{ 3, true, 4, 1 }} },
48 { Hexagon::BI__builtin_circ_stb, {{ 3, true, 4, 0 }} },
49
50 { Hexagon::BI__builtin_HEXAGON_L2_loadrub_pci, {{ 1, true, 4, 0 }} },
51 { Hexagon::BI__builtin_HEXAGON_L2_loadrb_pci, {{ 1, true, 4, 0 }} },
52 { Hexagon::BI__builtin_HEXAGON_L2_loadruh_pci, {{ 1, true, 4, 1 }} },
53 { Hexagon::BI__builtin_HEXAGON_L2_loadrh_pci, {{ 1, true, 4, 1 }} },
54 { Hexagon::BI__builtin_HEXAGON_L2_loadri_pci, {{ 1, true, 4, 2 }} },
55 { Hexagon::BI__builtin_HEXAGON_L2_loadrd_pci, {{ 1, true, 4, 3 }} },
56 { Hexagon::BI__builtin_HEXAGON_S2_storerb_pci, {{ 1, true, 4, 0 }} },
57 { Hexagon::BI__builtin_HEXAGON_S2_storerh_pci, {{ 1, true, 4, 1 }} },
58 { Hexagon::BI__builtin_HEXAGON_S2_storerf_pci, {{ 1, true, 4, 1 }} },
59 { Hexagon::BI__builtin_HEXAGON_S2_storeri_pci, {{ 1, true, 4, 2 }} },
60 { Hexagon::BI__builtin_HEXAGON_S2_storerd_pci, {{ 1, true, 4, 3 }} },
61
62 { Hexagon::BI__builtin_HEXAGON_A2_combineii, {{ 1, true, 8, 0 }} },
63 { Hexagon::BI__builtin_HEXAGON_A2_tfrih, {{ 1, false, 16, 0 }} },
64 { Hexagon::BI__builtin_HEXAGON_A2_tfril, {{ 1, false, 16, 0 }} },
65 { Hexagon::BI__builtin_HEXAGON_A2_tfrpi, {{ 0, true, 8, 0 }} },
66 { Hexagon::BI__builtin_HEXAGON_A4_bitspliti, {{ 1, false, 5, 0 }} },
67 { Hexagon::BI__builtin_HEXAGON_A4_cmpbeqi, {{ 1, false, 8, 0 }} },
68 { Hexagon::BI__builtin_HEXAGON_A4_cmpbgti, {{ 1, true, 8, 0 }} },
69 { Hexagon::BI__builtin_HEXAGON_A4_cround_ri, {{ 1, false, 5, 0 }} },
70 { Hexagon::BI__builtin_HEXAGON_A4_round_ri, {{ 1, false, 5, 0 }} },
71 { Hexagon::BI__builtin_HEXAGON_A4_round_ri_sat, {{ 1, false, 5, 0 }} },
72 { Hexagon::BI__builtin_HEXAGON_A4_vcmpbeqi, {{ 1, false, 8, 0 }} },
73 { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgti, {{ 1, true, 8, 0 }} },
74 { Hexagon::BI__builtin_HEXAGON_A4_vcmpbgtui, {{ 1, false, 7, 0 }} },
75 { Hexagon::BI__builtin_HEXAGON_A4_vcmpheqi, {{ 1, true, 8, 0 }} },
76 { Hexagon::BI__builtin_HEXAGON_A4_vcmphgti, {{ 1, true, 8, 0 }} },
77 { Hexagon::BI__builtin_HEXAGON_A4_vcmphgtui, {{ 1, false, 7, 0 }} },
78 { Hexagon::BI__builtin_HEXAGON_A4_vcmpweqi, {{ 1, true, 8, 0 }} },
79 { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgti, {{ 1, true, 8, 0 }} },
80 { Hexagon::BI__builtin_HEXAGON_A4_vcmpwgtui, {{ 1, false, 7, 0 }} },
81 { Hexagon::BI__builtin_HEXAGON_C2_bitsclri, {{ 1, false, 6, 0 }} },
82 { Hexagon::BI__builtin_HEXAGON_C2_muxii, {{ 2, true, 8, 0 }} },
83 { Hexagon::BI__builtin_HEXAGON_C4_nbitsclri, {{ 1, false, 6, 0 }} },
84 { Hexagon::BI__builtin_HEXAGON_F2_dfclass, {{ 1, false, 5, 0 }} },
85 { Hexagon::BI__builtin_HEXAGON_F2_dfimm_n, {{ 0, false, 10, 0 }} },
86 { Hexagon::BI__builtin_HEXAGON_F2_dfimm_p, {{ 0, false, 10, 0 }} },
87 { Hexagon::BI__builtin_HEXAGON_F2_sfclass, {{ 1, false, 5, 0 }} },
88 { Hexagon::BI__builtin_HEXAGON_F2_sfimm_n, {{ 0, false, 10, 0 }} },
89 { Hexagon::BI__builtin_HEXAGON_F2_sfimm_p, {{ 0, false, 10, 0 }} },
90 { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addi, {{ 2, false, 6, 0 }} },
91 { Hexagon::BI__builtin_HEXAGON_M4_mpyri_addr_u2, {{ 1, false, 6, 2 }} },
92 { Hexagon::BI__builtin_HEXAGON_S2_addasl_rrri, {{ 2, false, 3, 0 }} },
93 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_acc, {{ 2, false, 6, 0 }} },
94 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_and, {{ 2, false, 6, 0 }} },
95 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p, {{ 1, false, 6, 0 }} },
96 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_nac, {{ 2, false, 6, 0 }} },
97 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_or, {{ 2, false, 6, 0 }} },
98 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_p_xacc, {{ 2, false, 6, 0 }} },
99 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_acc, {{ 2, false, 5, 0 }} },
100 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_and, {{ 2, false, 5, 0 }} },
101 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r, {{ 1, false, 5, 0 }} },
102 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_nac, {{ 2, false, 5, 0 }} },
103 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_or, {{ 2, false, 5, 0 }} },
104 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_sat, {{ 1, false, 5, 0 }} },
105 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_r_xacc, {{ 2, false, 5, 0 }} },
106 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vh, {{ 1, false, 4, 0 }} },
107 { Hexagon::BI__builtin_HEXAGON_S2_asl_i_vw, {{ 1, false, 5, 0 }} },
108 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_acc, {{ 2, false, 6, 0 }} },
109 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_and, {{ 2, false, 6, 0 }} },
110 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p, {{ 1, false, 6, 0 }} },
111 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_nac, {{ 2, false, 6, 0 }} },
112 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_or, {{ 2, false, 6, 0 }} },
113 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd_goodsyntax,
114 {{ 1, false, 6, 0 }} },
115 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_p_rnd, {{ 1, false, 6, 0 }} },
116 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_acc, {{ 2, false, 5, 0 }} },
117 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_and, {{ 2, false, 5, 0 }} },
118 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r, {{ 1, false, 5, 0 }} },
119 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_nac, {{ 2, false, 5, 0 }} },
120 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_or, {{ 2, false, 5, 0 }} },
121 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd_goodsyntax,
122 {{ 1, false, 5, 0 }} },
123 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_r_rnd, {{ 1, false, 5, 0 }} },
124 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_svw_trun, {{ 1, false, 5, 0 }} },
125 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vh, {{ 1, false, 4, 0 }} },
126 { Hexagon::BI__builtin_HEXAGON_S2_asr_i_vw, {{ 1, false, 5, 0 }} },
127 { Hexagon::BI__builtin_HEXAGON_S2_clrbit_i, {{ 1, false, 5, 0 }} },
128 { Hexagon::BI__builtin_HEXAGON_S2_extractu, {{ 1, false, 5, 0 },
129 { 2, false, 5, 0 }} },
130 { Hexagon::BI__builtin_HEXAGON_S2_extractup, {{ 1, false, 6, 0 },
131 { 2, false, 6, 0 }} },
132 { Hexagon::BI__builtin_HEXAGON_S2_insert, {{ 2, false, 5, 0 },
133 { 3, false, 5, 0 }} },
134 { Hexagon::BI__builtin_HEXAGON_S2_insertp, {{ 2, false, 6, 0 },
135 { 3, false, 6, 0 }} },
136 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_acc, {{ 2, false, 6, 0 }} },
137 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_and, {{ 2, false, 6, 0 }} },
138 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p, {{ 1, false, 6, 0 }} },
139 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_nac, {{ 2, false, 6, 0 }} },
140 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_or, {{ 2, false, 6, 0 }} },
141 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_p_xacc, {{ 2, false, 6, 0 }} },
142 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_acc, {{ 2, false, 5, 0 }} },
143 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_and, {{ 2, false, 5, 0 }} },
144 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r, {{ 1, false, 5, 0 }} },
145 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_nac, {{ 2, false, 5, 0 }} },
146 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_or, {{ 2, false, 5, 0 }} },
147 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_r_xacc, {{ 2, false, 5, 0 }} },
148 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vh, {{ 1, false, 4, 0 }} },
149 { Hexagon::BI__builtin_HEXAGON_S2_lsr_i_vw, {{ 1, false, 5, 0 }} },
150 { Hexagon::BI__builtin_HEXAGON_S2_setbit_i, {{ 1, false, 5, 0 }} },
151 { Hexagon::BI__builtin_HEXAGON_S2_tableidxb_goodsyntax,
152 {{ 2, false, 4, 0 },
153 { 3, false, 5, 0 }} },
154 { Hexagon::BI__builtin_HEXAGON_S2_tableidxd_goodsyntax,
155 {{ 2, false, 4, 0 },
156 { 3, false, 5, 0 }} },
157 { Hexagon::BI__builtin_HEXAGON_S2_tableidxh_goodsyntax,
158 {{ 2, false, 4, 0 },
159 { 3, false, 5, 0 }} },
160 { Hexagon::BI__builtin_HEXAGON_S2_tableidxw_goodsyntax,
161 {{ 2, false, 4, 0 },
162 { 3, false, 5, 0 }} },
163 { Hexagon::BI__builtin_HEXAGON_S2_togglebit_i, {{ 1, false, 5, 0 }} },
164 { Hexagon::BI__builtin_HEXAGON_S2_tstbit_i, {{ 1, false, 5, 0 }} },
165 { Hexagon::BI__builtin_HEXAGON_S2_valignib, {{ 2, false, 3, 0 }} },
166 { Hexagon::BI__builtin_HEXAGON_S2_vspliceib, {{ 2, false, 3, 0 }} },
167 { Hexagon::BI__builtin_HEXAGON_S4_addi_asl_ri, {{ 2, false, 5, 0 }} },
168 { Hexagon::BI__builtin_HEXAGON_S4_addi_lsr_ri, {{ 2, false, 5, 0 }} },
169 { Hexagon::BI__builtin_HEXAGON_S4_andi_asl_ri, {{ 2, false, 5, 0 }} },
170 { Hexagon::BI__builtin_HEXAGON_S4_andi_lsr_ri, {{ 2, false, 5, 0 }} },
171 { Hexagon::BI__builtin_HEXAGON_S4_clbaddi, {{ 1, true , 6, 0 }} },
172 { Hexagon::BI__builtin_HEXAGON_S4_clbpaddi, {{ 1, true, 6, 0 }} },
173 { Hexagon::BI__builtin_HEXAGON_S4_extract, {{ 1, false, 5, 0 },
174 { 2, false, 5, 0 }} },
175 { Hexagon::BI__builtin_HEXAGON_S4_extractp, {{ 1, false, 6, 0 },
176 { 2, false, 6, 0 }} },
177 { Hexagon::BI__builtin_HEXAGON_S4_lsli, {{ 0, true, 6, 0 }} },
178 { Hexagon::BI__builtin_HEXAGON_S4_ntstbit_i, {{ 1, false, 5, 0 }} },
179 { Hexagon::BI__builtin_HEXAGON_S4_ori_asl_ri, {{ 2, false, 5, 0 }} },
180 { Hexagon::BI__builtin_HEXAGON_S4_ori_lsr_ri, {{ 2, false, 5, 0 }} },
181 { Hexagon::BI__builtin_HEXAGON_S4_subi_asl_ri, {{ 2, false, 5, 0 }} },
182 { Hexagon::BI__builtin_HEXAGON_S4_subi_lsr_ri, {{ 2, false, 5, 0 }} },
183 { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate_acc, {{ 3, false, 2, 0 }} },
184 { Hexagon::BI__builtin_HEXAGON_S4_vrcrotate, {{ 2, false, 2, 0 }} },
185 { Hexagon::BI__builtin_HEXAGON_S5_asrhub_rnd_sat_goodsyntax,
186 {{ 1, false, 4, 0 }} },
187 { Hexagon::BI__builtin_HEXAGON_S5_asrhub_sat, {{ 1, false, 4, 0 }} },
188 { Hexagon::BI__builtin_HEXAGON_S5_vasrhrnd_goodsyntax,
189 {{ 1, false, 4, 0 }} },
190 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p, {{ 1, false, 6, 0 }} },
191 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_acc, {{ 2, false, 6, 0 }} },
192 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_and, {{ 2, false, 6, 0 }} },
193 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_nac, {{ 2, false, 6, 0 }} },
194 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_or, {{ 2, false, 6, 0 }} },
195 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_p_xacc, {{ 2, false, 6, 0 }} },
196 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r, {{ 1, false, 5, 0 }} },
197 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_acc, {{ 2, false, 5, 0 }} },
198 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_and, {{ 2, false, 5, 0 }} },
199 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_nac, {{ 2, false, 5, 0 }} },
200 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_or, {{ 2, false, 5, 0 }} },
201 { Hexagon::BI__builtin_HEXAGON_S6_rol_i_r_xacc, {{ 2, false, 5, 0 }} },
202 { Hexagon::BI__builtin_HEXAGON_V6_valignbi, {{ 2, false, 3, 0 }} },
203 { Hexagon::BI__builtin_HEXAGON_V6_valignbi_128B, {{ 2, false, 3, 0 }} },
204 { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi, {{ 2, false, 3, 0 }} },
205 { Hexagon::BI__builtin_HEXAGON_V6_vlalignbi_128B, {{ 2, false, 3, 0 }} },
206 { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi, {{ 2, false, 1, 0 }} },
207 { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_128B, {{ 2, false, 1, 0 }} },
208 { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc, {{ 3, false, 1, 0 }} },
209 { Hexagon::BI__builtin_HEXAGON_V6_vrmpybusi_acc_128B,
210 {{ 3, false, 1, 0 }} },
211 { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi, {{ 2, false, 1, 0 }} },
212 { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_128B, {{ 2, false, 1, 0 }} },
213 { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc, {{ 3, false, 1, 0 }} },
214 { Hexagon::BI__builtin_HEXAGON_V6_vrmpyubi_acc_128B,
215 {{ 3, false, 1, 0 }} },
216 { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi, {{ 2, false, 1, 0 }} },
217 { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_128B, {{ 2, false, 1, 0 }} },
218 { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc, {{ 3, false, 1, 0 }} },
219 { Hexagon::BI__builtin_HEXAGON_V6_vrsadubi_acc_128B,
220 {{ 3, false, 1, 0 }} },
221
222 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyhubs10, {{ 2, false, 2, 0 }} },
223 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyhubs10_128B,
224 {{ 2, false, 2, 0 }} },
225 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyhubs10_vxx,
226 {{ 3, false, 2, 0 }} },
227 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyhubs10_vxx_128B,
228 {{ 3, false, 2, 0 }} },
229 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyvubs10, {{ 2, false, 2, 0 }} },
230 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyvubs10_128B,
231 {{ 2, false, 2, 0 }} },
232 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyvubs10_vxx,
233 {{ 3, false, 2, 0 }} },
234 { Hexagon::BI__builtin_HEXAGON_V6_v6mpyvubs10_vxx_128B,
235 {{ 3, false, 2, 0 }} },
236 { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi, {{ 2, false, 3, 0 }} },
237 { Hexagon::BI__builtin_HEXAGON_V6_vlutvvbi_128B, {{ 2, false, 3, 0 }} },
238 { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci, {{ 3, false, 3, 0 }} },
239 { Hexagon::BI__builtin_HEXAGON_V6_vlutvvb_oracci_128B,
240 {{ 3, false, 3, 0 }} },
241 { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi, {{ 2, false, 3, 0 }} },
242 { Hexagon::BI__builtin_HEXAGON_V6_vlutvwhi_128B, {{ 2, false, 3, 0 }} },
243 { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci, {{ 3, false, 3, 0 }} },
244 { Hexagon::BI__builtin_HEXAGON_V6_vlutvwh_oracci_128B,
245 {{ 3, false, 3, 0 }} },
246 };
247
248 // Use a dynamically initialized static to sort the table exactly once on
249 // first run.
250 static const bool SortOnce =
251 (llvm::sort(Infos,
252 [](const BuiltinInfo &LHS, const BuiltinInfo &RHS) {
253 return LHS.BuiltinID < RHS.BuiltinID;
254 }),
255 true);
256 (void)SortOnce;
257
258 const BuiltinInfo *F = llvm::partition_point(
259 Infos, [=](const BuiltinInfo &BI) { return BI.BuiltinID < BuiltinID; });
260 if (F == std::end(Infos) || F->BuiltinID != BuiltinID)
261 return false;
262
263 bool Error = false;
264
265 for (const ArgInfo &A : F->Infos) {
266 // Ignore empty ArgInfo elements.
267 if (A.BitWidth == 0)
268 continue;
269
270 int32_t Min = A.IsSigned ? -(1 << (A.BitWidth - 1)) : 0;
271 int32_t Max = (1 << (A.IsSigned ? A.BitWidth - 1 : A.BitWidth)) - 1;
272 if (!A.Align) {
273 Error |= SemaRef.BuiltinConstantArgRange(TheCall, A.OpNum, Min, Max);
274 } else {
275 unsigned M = 1 << A.Align;
276 Min *= M;
277 Max *= M;
278 Error |= SemaRef.BuiltinConstantArgRange(TheCall, A.OpNum, Min, Max);
279 Error |= SemaRef.BuiltinConstantArgMultiple(TheCall, A.OpNum, M);
280 }
281 }
282 return Error;
283}
284
285bool SemaHexagon::CheckHexagonBuiltinFunctionCall(unsigned BuiltinID,
286 CallExpr *TheCall) {
287 return CheckHexagonBuiltinArgument(BuiltinID, TheCall);
288}
289
290} // namespace clang
BuiltinInfo
static constexpr Builtin::Info BuiltinInfo[]
Definition: Builtins.cpp:32
SemaHexagon.h
This file declares semantic analysis functions specific to Hexagon.
TargetBuiltins.h
Enumerates target-specific builtins in their own namespaces within namespace clang.
clang::CallExpr
CallExpr - Represents a function call (C99 6.5.2.2, C++ [expr.call]).
Definition: Expr.h:2830
clang::SemaBase::SemaRef
Sema & SemaRef
Definition: SemaBase.h:40
clang::SemaHexagon::CheckHexagonBuiltinFunctionCall
bool CheckHexagonBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall)
Definition: SemaHexagon.cpp:285
clang::SemaHexagon::CheckHexagonBuiltinArgument
bool CheckHexagonBuiltinArgument(unsigned BuiltinID, CallExpr *TheCall)
Definition: SemaHexagon.cpp:24
clang::Sema
Sema - This implements semantic analysis and AST building for C.
Definition: Sema.h:493
clang::Sema::BuiltinConstantArgMultiple
bool BuiltinConstantArgMultiple(CallExpr *TheCall, int ArgNum, unsigned Multiple)
BuiltinConstantArgMultiple - Handle a check if argument ArgNum of CallExpr TheCall is a constant expr...
Definition: SemaChecking.cpp:5366
clang::Sema::BuiltinConstantArgRange
bool BuiltinConstantArgRange(CallExpr *TheCall, int ArgNum, int Low, int High, bool RangeIsError=true)
BuiltinConstantArgRange - Handle a check if argument ArgNum of CallExpr TheCall is a constant express...
Definition: SemaChecking.cpp:5335
clang
The JSON file list parser is used to communicate input to InstallAPI.
Definition: CalledOnceCheck.h:17
true
#define true
Definition: stdbool.h:25
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