asar coverage - build #270

src/asar/
File: src/asar/main.cpp
Date: 2025-03-03 15:40:30
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1 // "because satanism is best defeated by summoning a bigger satan"
2 // ~Alcaro, 2019 (discussing Asar)
3 #include "addr2line.h"
4 #include "asar.h"
5 #include "virtualfile.h"
6 #include "platform/file-helpers.h"
7 #include "assembleblock.h"
8 #include "asar_math.h"
9 #include "macro.h"
10 #include <algorithm>
11 #include <ctime>
12 // randomdude999: remember to also update the .rc files (in res/windows/) when changing this.
13 // Couldn't find a way to automate this without shoving the version somewhere in the CMake files
14 const int asarver_maj=2;
15 const int asarver_min=0;
16 const int asarver_bug=0;
17 const bool asarver_beta=true;
18
19 #ifdef _I_RELEASE
20 extern char blockbetareleases[(!asarver_beta)?1:-1];
21 #endif
22 #ifdef _I_DEBUG
23 extern char blockreleasedebug[(asarver_beta)?1:-1];
24 #endif
25
26 unsigned const char * romdata_r;
27 int romlen_r;
28
29 int pass;
30
31 int optimizeforbank=-1;
32 int optimize_dp = optimize_dp_flag::ALWAYS;
33 int dp_base = 0;
34 int optimize_address = optimize_address_flag::MIRRORS;
35
36 std::vector<callstack_entry> callstack;
37
38 bool errored=false;
39 bool ignoretitleerrors=false;
40
41 int recursioncount=0;
42
43 virtual_filesystem* filesystem = nullptr;
44
45 AddressToLineMapping addressToLineMapping;
46
47 286 int get_version_int()
48 {
49 286 return asarver_maj * 10000 + asarver_min * 100 + asarver_bug;
50 }
51
52 ✗ bool setmapper()
53 {
54 ✗ int maxscore=-99999;
55 ✗ mapper_t bestmap=lorom;
56 ✗ mapper_t maps[]={lorom, hirom, exlorom, exhirom};
57 ✗ for (size_t mapid=0;mapid<sizeof(maps)/sizeof(maps[0]);mapid++)
58 {
59 ✗ mapper=maps[mapid];
60 ✗ int score=0;
61 ✗ int highbits=0;
62 ✗ bool foundnull=false;
63 ✗ for (int i=0;i<21;i++)
64 {
65 ✗ unsigned char c=romdata[snestopc(0x00FFC0+i)];
66 ✗ if (foundnull && c) score-=4;//according to some documents, NUL terminated names are possible - but they shouldn't appear in the middle of the name
67 ✗ if (c>=128) highbits++;
68 ✗ else if (is_upper(c)) score+=3;
69 ✗ else if (c==' ') score+=2;
70 ✗ else if (is_digit(c)) score+=1;
71 ✗ else if (is_lower(c)) score+=1;
72 ✗ else if (c=='-') score+=1;
73 ✗ else if (!c) foundnull=true;
74 ✗ else score-=3;
75 }
76 ✗ if (highbits>0 && highbits<=14) score-=21;//high bits set on some, but not all, bytes = unlikely to be a ROM
77 ✗ if ((romdata[snestopc(0x00FFDE)]^romdata[snestopc(0x00FFDC)])!=0xFF ||
78 ✗ (romdata[snestopc(0x00FFDF)]^romdata[snestopc(0x00FFDD)])!=0xFF) score=-99999;//checksum doesn't match up to 0xFFFF? Not a ROM.
79 //too lazy to check the real checksum
80 ✗ if (score>maxscore)
81 {
82 ✗ maxscore=score;
83 ✗ bestmap=mapper;
84 }
85 }
86 ✗ mapper=bestmap;
87
88 //detect oddball mappers
89 ✗ int mapperbyte=romdata[snestopc(0x00FFD5)];
90 ✗ int romtypebyte=romdata[snestopc(0x00FFD6)];
91 ✗ if (mapper==lorom)
92 {
93 ✗ if (mapperbyte==0x23 && (romtypebyte==0x32 || romtypebyte==0x34 || romtypebyte==0x35)) mapper=sa1rom;
94 }
95 ✗ return (maxscore>=0);
96 }
97
98
99 bool simple_callstacks = true;
100
101 // Shortens target_path to a relative path, but only if it resides
102 // within base_path or a child directory of it.
103 3915 static string shorten_to_relative_path(const char* base_path, const char* target_path)
104 {
105
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 3915 if (stribegin(target_path, base_path)) target_path += strlen(base_path);
106 3915 return target_path;
107 }
108
109 3915 static string get_top_level_directory()
110 {
111 3915 string top_level_file_dir;
112
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 3915 for (int i = 0; i < callstack.size(); ++i)
113 {
114
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 3915 if (callstack[i].type == callstack_entry_type::FILE)
115 {
116
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 3915 top_level_file_dir = dir(callstack[i].content);
117 3915 break;
118 }
119 }
120 3915 return top_level_file_dir;
121 ✗ }
122
123 3873 static string generate_call_details_string(const char* current_block, const char* current_call, int indentation, bool add_lines)
124 {
125 3873 string e;
126
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 3873 if (current_block != nullptr || current_call != nullptr)
127 {
128 3861 string indent;
129
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 3861 if (add_lines) indent += "|";
130
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 4945 for (; indentation > 0; --indentation) indent += " ";
131
132
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 3861 if (current_block != nullptr) e += STR "\n"+indent+"in block: ["+current_block+"]";
133
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 3861 if (current_call != nullptr) e += STR "\n"+indent+"in macro call: [%"+current_call+"]";
134 3861 }
135 3873 return e;
136 ✗ }
137
138 3915 static string get_pretty_filename(const char* current_file)
139 {
140 // RPG Hacker: One could make an argument that we shouldn't shorten paths
141 // here, since some IDEs support jumping to files by double-clicking their
142 // paths. However, AFAIK, no IDE supports this for Asar yet, and if it's
143 // ever desired, we could just make it a command line option. Until then,
144 // I think it's more important to optimize for pretty command line display.
145
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 7830 return shorten_to_relative_path(get_top_level_directory(), current_file);
146 }
147
148 317 static string generate_filename_and_line(const char* current_file, int current_line_no)
149 {
150
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 634 return STR current_file
151
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 951 + (current_line_no>=0?STR ":"+dec(current_line_no+1):"");
152 }
153
154 4 static string format_stack_line(const printable_callstack_entry& entry, int stack_frame_index)
155 {
156
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 4 string indent = "\n| ";
157
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 4 indent += dec(stack_frame_index);
158
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 4 indent += ": ";
159 // RPG Hacker: We'll probably never have a call stack in the
160 // hundreds even, so this very specific, lazy solution suffices.
161
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 4 if (stack_frame_index < 100) indent += " ";
162
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 4 if (stack_frame_index < 10) indent += " ";
163 return indent
164
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 8 + generate_filename_and_line(entry.prettypath, entry.lineno)
165
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 12 + entry.details;
166 4 }
167
168 3602 static void push_stack_line(autoarray<printable_callstack_entry>* out, const char* current_file, const char* current_block, const char* current_call, int current_line_no, int indentation, bool add_lines)
169 {
170 3602 printable_callstack_entry new_entry;
171
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 3602 new_entry.fullpath = current_file;
172
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 3602 new_entry.prettypath = get_pretty_filename(current_file);
173 3602 new_entry.lineno = current_line_no;
174
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 3602 new_entry.details = generate_call_details_string(current_block, current_call, indentation, add_lines).raw();
175
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 3602 out->append(new_entry);
176 4865 }
177
178 272 void get_current_line_details(string* location, string* details, bool exclude_block)
179 {
180 272 const char* current_file = nullptr;
181 272 const char* current_block = nullptr;
182 272 const char* current_call = nullptr;
183 272 int current_line_no = -1;
184
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 933 for (int i = callstack.size()-1; i >= 0 ; --i)
185 {
186
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 932 switch (callstack[i].type)
187 {
188 271 case callstack_entry_type::FILE:
189 271 current_file = callstack[i].content;
190
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 271 if (exclude_block) current_block = nullptr;
191
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 271 *location = generate_filename_and_line(get_pretty_filename(current_file), current_line_no);
192
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 271 *details = generate_call_details_string(current_block, current_call, 4, false);
193 271 return;
194 ✗ case callstack_entry_type::MACRO_CALL:
195 ✗ if (current_call == nullptr) current_call = callstack[i].content;
196 ✗ break;
197 259 case callstack_entry_type::LINE:
198
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 259 if (current_block == nullptr && current_call == nullptr) current_block = callstack[i].content;
199
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 259 if (current_line_no == -1) current_line_no = callstack[i].lineno;
200 259 break;
201 402 case callstack_entry_type::BLOCK:
202
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 402 if (current_block == nullptr) current_block = callstack[i].content;
203 402 break;
204 }
205 }
206 1 *location = "";
207 1 *details = "";
208 }
209
210 274 void get_full_printable_callstack(autoarray<printable_callstack_entry>* out, int indentation, bool add_lines)
211 {
212 274 out->reset();
213 274 const char* current_file = nullptr;
214 274 const char* current_block = nullptr;
215 274 const char* current_call = nullptr;
216 274 int current_line_no = -1;
217
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 15672 for (int i = 0; i < callstack.size(); ++i)
218 {
219
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 15398 switch (callstack[i].type)
220 {
221 3875 case callstack_entry_type::FILE:
222
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 3875 if (current_file != nullptr)
223 {
224 3602 push_stack_line(out, current_file, current_block, current_call, current_line_no, indentation, add_lines);
225 }
226 3875 current_file = callstack[i].content;
227 3875 current_block = nullptr;
228 3875 current_call = nullptr;
229 3875 current_line_no = -1;
230 3875 break;
231 50 case callstack_entry_type::MACRO_CALL:
232 50 current_block = nullptr;
233 50 current_call = callstack[i].content;
234 50 break;
235 3863 case callstack_entry_type::LINE:
236 3863 current_line_no = callstack[i].lineno;
237 3863 current_block = callstack[i].content;
238 3863 break;
239 7610 case callstack_entry_type::BLOCK:
240 7610 current_block = callstack[i].content;
241 7610 break;
242 }
243 }
244 274 }
245
246 2 static string get_full_callstack()
247 {
248 2 autoarray<printable_callstack_entry> printable_stack;
249
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 2 get_full_printable_callstack(&printable_stack, 12, true);
250
251 2 string e;
252
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 2 if (printable_stack.count > 0)
253 {
254
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 2 e += "\nFull call stack:";
255
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 6 for (int i = printable_stack.count-1; i >= 0; --i)
256 {
257
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 4 e += format_stack_line(printable_stack[i], i);
258 }
259 }
260 4 return e;
261 2 }
262
263 // RPG Hacker: This function essetially replicates classic Asar behavior
264 // of only printing a single macro call below the current level.
265 270 static string get_simple_callstack()
266 {
267 int i;
268 270 const char* current_call = nullptr;
269
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 15402 for (i = callstack.size()-1; i >= 0 ; --i)
270 {
271
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 15174 if (callstack[i].type == callstack_entry_type::MACRO_CALL)
272 {
273 42 current_call = callstack[i].content;
274 42 break;
275 }
276 }
277
278 270 const char* current_file = nullptr;
279 270 int current_line_no = -1;
280
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 270 if (current_call != nullptr)
281 {
282 42 bool stop = false;
283
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 168 for (int j = i-1; j >= 0 ; --j)
284 {
285
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 168 switch (callstack[j].type)
286 {
287 42 case callstack_entry_type::FILE:
288
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 42 if (current_file != nullptr)
289 {
290 ✗ stop = true;
291 ✗ break;
292 }
293 42 current_file = callstack[j].content;
294 42 break;
295 ✗ case callstack_entry_type::MACRO_CALL:
296 ✗ stop = true;
297 ✗ break;
298 42 case callstack_entry_type::LINE:
299
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 42 if (current_line_no == -1) current_line_no = callstack[j].lineno;
300 42 break;
301 84 case callstack_entry_type::BLOCK:
302 84 break;
303 }
304
305
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 168 if (current_file != nullptr && current_line_no != -1) stop = true;
306
307
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 168 if (stop) break;
308 }
309 }
310
311 270 string e;
312
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 270 if (current_call != nullptr && current_file != nullptr)
313 {
314
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 84 e += STR "\n called from: " + generate_filename_and_line(get_pretty_filename(current_file), current_line_no)
315
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 105 + ": [%" + current_call + "]";
316 }
317 270 return e;
318 }
319
320 272 string get_callstack()
321 {
322
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 272 if (simple_callstacks)
323 270 return get_simple_callstack();
324 else
325 2 return get_full_callstack();
326 }
327
328 18 void throw_vfile_error(int whichpass, virtual_file_error vfile_error, const char* filename)
329 {
330
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 18 switch (vfile_error)
331 {
332 6 case vfe_doesnt_exist:
333 6 throw_err_block(whichpass, err_file_not_found, filename);
334 ✗ case vfe_access_denied:
335 ✗ throw_err_block(whichpass, err_failed_to_open_file_access_denied, filename);
336 12 case vfe_not_regular_file:
337 12 throw_err_block(whichpass, err_failed_to_open_not_regular_file, filename);
338 ✗ case vfe_unknown:
339 case vfe_none:
340 case vfe_num_errors:
341 ✗ throw_err_block(whichpass, err_failed_to_open_file, filename);
342 }
343
344 ✗ throw_err_block(whichpass, err_failed_to_open_file, filename);
345 }
346
347 18 virtual_file_error asar_get_last_io_error()
348 {
349
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 18 if (filesystem != nullptr)
350 {
351 18 return filesystem->get_last_error();
352 }
353
354 ✗ return vfe_unknown;
355 }
356
357 657 int getlenforlabel(int labelpos, int label_fs_id, bool exists)
358 {
359 657 unsigned int bank = labelpos>>16;
360 657 unsigned int word = labelpos&0xFFFF;
361 657 bool lblfreespace = label_fs_id > 0;
362 unsigned int relaxed_bank;
363
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 657 if(optimizeforbank >= 0) {
364 24 relaxed_bank = optimizeforbank;
365 } else {
366
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 633 if(freespaceid == 0) {
367 505 relaxed_bank = snespos >> 16;
368 } else {
369 128 int target_bank = freespaces[freespaceid].bank;
370
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 128 if(target_bank == -2) relaxed_bank = 0;
371
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 44 else if(target_bank == -1) relaxed_bank = 0x40;
372 ✗ else relaxed_bank = target_bank;
373 }
374 }
375
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 657 if (!exists)
376 {
377 ✗ return 2;
378 }
379
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 657 else if((optimize_dp == optimize_dp_flag::RAM) && bank == 0x7E && (word-dp_base < 0x100) && !lblfreespace)
380 {
381 6 return 1;
382 }
383
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 651 else if(optimize_dp == optimize_dp_flag::ALWAYS && (bank == 0x7E || !(bank & 0x40)) && (word-dp_base < 0x100) && !lblfreespace)
384 {
385 23 return 1;
386 }
387 628 else if (
388 // if we should optimize ram accesses...
389
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 628 (optimize_address == optimize_address_flag::RAM || optimize_address == optimize_address_flag::MIRRORS)
390 // and we're in a bank with ram mirrors... (optimizeforbank=0x7E is checked later)
391
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 520 && !(relaxed_bank & 0x40)
392 // and the label is in low RAM
393
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 488 && bank == 0x7E && word < 0x2000 && !lblfreespace)
394 {
395 18 return 2;
396 }
397 610 else if (
398 // if we should optimize mirrors...
399
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 610 optimize_address == optimize_address_flag::MIRRORS
400 // we're in a bank with ram mirrors...
401
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 478 && !(relaxed_bank & 0x40)
402 // and the label is in a mirrored section
403
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 452 && !(bank & 0x40) && word < 0x8000 && !lblfreespace)
404 {
405 24 return 2;
406 }
407
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 586 else if (optimizeforbank>=0)
408 {
409 // if optimizing for a specific bank:
410 // if the label is in freespace, never optimize
411
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 24 if (lblfreespace) return 3;
412
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 24 else if (bank==(unsigned int)optimizeforbank) return 2;
413 12 else return 3;
414 }
415
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 562 else if (lblfreespace || freespaceid > 0)
416 {
417 // optimize only if the label is in the same freespace
418 // TODO: check whether they're pinned to the same bank
419
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 208 if (label_fs_id != freespaceid) return 3;
420 32 else return 2;
421 }
422
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 354 else if ((int)bank != snespos >> 16){ return 3; }
423 324 else { return 2;}
424 }
425 645 int getlenforlabel(snes_label thislabel, bool exists) {
426 645 return getlenforlabel(thislabel.pos, thislabel.freespace_id, exists);
427 }
428
429
430 315 bool is_hex_constant(const char* str){
431
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 315 if (*str=='$')
432 {
433 216 str++;
434
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 816 while(is_xdigit(*str)) {
435 600 str++;
436 }
437
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 216 if(*str=='\0'){
438 216 return true;
439 }
440 }
441 99 return false;
442 }
443
444 struct strcompare {
445 bool operator() (const char * lhs, const char * rhs) const
446 {
447 return strcmp(lhs, rhs)<0;
448 }
449 };
450
451 struct stricompare {
452 bool operator() (const char * lhs, const char * rhs) const
453 {
454 return stricmp(lhs, rhs)<0;
455 }
456 };
457
458 struct sourcefile {
459 char *data;
460 char** contents;
461 int numlines;
462 };
463
464 static assocarr<sourcefile> filecontents;
465 assocarr<string> defines;
466 // needs to be separate because defines is reset between parsing arguments and patching
467 assocarr<string> clidefines;
468 assocarr<string> builtindefines;
469
470 202 bool validatedefinename(const char * name)
471 {
472
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 202 if (!name[0]) return false;
473
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 1120 for (int i = 0;name[i];i++)
474 {
475
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 918 if (!is_ualnum(name[i])) return false;
476 }
477
478 202 return true;
479 }
480
481 59909 void resolvedefines(string& out, const char * start)
482 {
483
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 59909 recurseblock rec;
484 59907 const char * here=start;
485
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 59907 if (!strchr(here, '!'))
486 {
487
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 49440 out += here;
488 49440 return;
489 }
490
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 82376 while (*here)
491 {
492
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 71940 if (here[0] == '\\' && here[1] == '\\')
493 {
494 // allow using \\ as escape sequence
495
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 6 if (in_macro_def > 0) out += "\\";
496
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 6 out += "\\";
497 6 here += 2;
498 }
499
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 71934 else if (here[0] == '\\' && here[1] == '!')
500 {
501 // allow using \! to escape !
502
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 42 if (in_macro_def > 0) out += "\\";
503
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 42 out+="!";
504 42 here += 2;
505 }
506
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 71892 else if (*here=='!')
507 {
508
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 11241 bool first=(here==start || (here>=start+4 && here[-1]==' ' && here[-2]==':' && here[-3]==' '));//check if it's the start of a block
509 11241 string defname;
510 11241 here++;
511
512 11241 int depth = 0;
513
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 11355 for (const char* depth_str = here; *depth_str=='^'; depth_str++)
514 {
515 114 depth++;
516 }
517 11241 here += depth;
518
519
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 11241 if (depth != in_macro_def)
520 {
521
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 1323 out += '!';
522
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 1389 for (int i=0; i < depth; ++i) out += '^';
523
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 1323 if (depth > in_macro_def) throw_err_line(0, err_invalid_depth_resolve, "define", "define", depth, in_macro_def);
524 1305 continue;
525 1305 }
526
527
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 9918 if (*here=='{')
528 {
529 108 here++;
530 108 string unprocessedname;
531 108 int braces=1;
532 while (true)
533 {
534
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 1152 if (*here=='{') braces++;
535
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 1152 if (*here=='}') braces--;
536
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 1152 if (!*here) throw_err_line(0, err_mismatched_braces);
537
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 1152 if (!braces) break;
538
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 1044 unprocessedname+=*here++;
539 }
540 108 here++;
541
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 108 resolvedefines(defname, unprocessedname);
542
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 108 if (!validatedefinename(defname)) throw_err_line(0, err_invalid_define_name);
543 108 }
544 else
545 {
546
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 59596 while (is_ualnum(*here)) defname+=*here++;
547 }
548
549
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 9918 if (first)
550 {
551 enum {
552 null,
553 append,
554 expand,
555 domath,
556 setifnotset,
557 } mode;
558 if(0);
559
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 5271 else if (stribegin(here, " = ")) { here+=3; mode=null; }
560
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 4749 else if (stribegin(here, " += ")) { here+=4; mode=append; }
561
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 4647 else if (stribegin(here, " := ")) { here+=4; mode=expand; }
562
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 4590 else if (stribegin(here, " #= ")) { here+=4; mode=domath; }
563
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 2664 else if (stribegin(here, " ?= ")) { here+=4; mode=setifnotset; }
564 2664 else goto notdefineset;
565 2607 string val;
566
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 2607 if (*here=='"')
567 {
568 189 here++;
569 while (true)
570 {
571
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 1023 if (*here=='"')
572 {
573
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 195 if (!here[1] || here[1]==' ') break;
574
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 6 else if (here[1]=='"') here++;
575 ✗ else throw_err_line(0, err_broken_define_declaration);
576 }
577
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 834 val+=*here++;
578 }
579 189 here++;
580 }
581 else
582 {
583
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 19053 while (*here && *here!=' ') val+=*here++;
584 }
585 //if (strqchr(val.data(), ';')) *strqchr(val.data(), ';')=0;
586
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 2607 if (*here && !stribegin(here, " : ")) throw_err_line(0, err_broken_define_declaration);
587 // RPG Hacker: Is it really a good idea to normalize
588 // the content of defines? That kinda violates their
589 // functionality as a string replacement mechanism.
590 //val.qnormalize();
591
592 // RPG Hacker: throw an error if we're trying to overwrite built-in defines.
593
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 2607 if (builtindefines.exists(defname))
594 {
595
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 6 throw_err_line(0, err_overriding_builtin_define, defname.data());
596 }
597
598
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 2601 switch (mode)
599 {
600 516 case null:
601 {
602
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 516 defines.create(defname) = val;
603 516 break;
604 }
605 102 case append:
606 {
607
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 102 if (!defines.exists(defname)) throw_err_line(0, err_define_not_found, defname.data());
608
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 102 string oldval = defines.find(defname);
609
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 102 val=oldval+val;
610
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 102 defines.create(defname) = val;
611 102 break;
612 102 }
613 57 case expand:
614 {
615 57 string newval;
616
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 57 resolvedefines(newval, val);
617
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 57 defines.create(defname) = newval;
618 57 break;
619 57 }
620 1926 case domath:
621 {
622 1926 string newval;
623
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 1926 resolvedefines(newval, val);
624
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 1935 double num= parse_math_expr(newval)->evaluate_static().get_double();
625
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 1920 defines.create(defname) = ftostr(num);
626 1920 break;
627 1926 }
628 ✗ case setifnotset:
629 {
630 ✗ if (!defines.exists(defname)) defines.create(defname) = val;
631 ✗ break;
632 }
633 }
634 2607 }
635 else
636 {
637 5982 notdefineset:
638
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 7311 if (!defname) out+="!";
639 else
640 {
641
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 7242 if (!defines.exists(defname)) throw_err_line(0, err_define_not_found, defname.data());
642 else {
643
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 7241 string thisone = defines.find(defname);
644
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 7241 resolvedefines(out, thisone);
645 7241 }
646 }
647 }
648
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 11241 }
649
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 60651 else out+=*here++;
650 }
651
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 10436 if (!confirmquotes(out)) { throw_err_null(0, err_mismatched_quotes); out = ""; }
652
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 59907 }
653
654 bool moreonline;
655 bool asarverallowed = false;
656
657 48981 void assembleline(const char * fname, int linenum, const char * line, int& single_line_for_tracker)
658 {
659
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 48981 recurseblock rec;
660
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 48981 bool moreonlinetmp=moreonline;
661 // randomdude999: redundant, assemblefile already converted the path to absolute
662 //string absolutepath = filesystem->create_absolute_path("", fname);
663
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 48981 string absolutepath = fname;
664 48981 single_line_for_tracker = 1;
665 try
666 {
667
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 48981 string out=line;
668
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 48981 autoptr<char**> blocks=qsplitstr(out.temp_raw(), " : ");
669 48981 moreonline=true;
670
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 96279 for (int block=0;moreonline;block++)
671 {
672 50850 moreonline=(blocks[block+1] != nullptr);
673 try
674 {
675 // it's possible that our input looks something like:
676 // nop : : nop
677 // nop : : : : : nop
678 // also, it's possible that there were empty blocks at the start or end of the line:
679 // : nop :
680 // after qsplit, we still need to deal with possibly a single ": " from a preceding empty block,
681 // and if it's the last block, possibly a following " :".
682
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 50850 string stripped_block = strip_whitespace(blocks[block]);
683 50850 int i = 0;
684 // if the block starts with ": "
685
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 50850 if(stripped_block[i] == ':' && stripped_block[i+1] == ' ') {
686 24 i++;
687
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 48 while(stripped_block[i] == ' ') i++;
688 }
689 // if the block is a single :, skip that too.
690
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 50850 if(stripped_block[i] == ':' && stripped_block[i+1] == 0) i++;
691
692 // last block - strip trailing " :" if present.
693
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 50850 if(!moreonline && stripped_block.length() >= 2 && stripped_block[stripped_block.length()-2] == ' ' && stripped_block[stripped_block.length()-1] == ':') {
694
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 12 stripped_block.truncate(stripped_block.length()-2);
695 }
696
697
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 50850 callstack_push cs_push(callstack_entry_type::BLOCK, stripped_block.data() + i);
698
699
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 50850 assembleblock(stripped_block.data() + i, single_line_for_tracker);
700
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 46940 checkbankcross();
701 54764 }
702
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 3914 catch (errblock&) {}
703
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 47298 if (blocks[block][0]!='\0') asarverallowed=false;
704
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 47298 if(single_line_for_tracker == 1) single_line_for_tracker = 0;
705 }
706 52533 }
707
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 3552 catch (errline&) {}
708 45429 moreonline=moreonlinetmp;
709 75396 }
710
711 int incsrcdepth=0;
712
713 // Returns true if a file is protected via
714 // an "includeonce".
715 4573 bool file_included_once(const char* file)
716 {
717
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 4771 for (int i = 0; i < includeonce.count; ++i)
718 {
719
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 240 if (includeonce[i] == file)
720 {
721 42 return true;
722 }
723 }
724
725 4531 return false;
726 }
727
728 autoarray<string> macro_defs;
729 int in_macro_def=0;
730
731 4543 void assemblefile(const char * filename)
732 {
733 4543 incsrcdepth++;
734
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 4543 string absolutepath = filesystem->create_absolute_path(get_current_file_name(), filename);
735
736
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 4543 if (file_included_once(absolutepath))
737 {
738 42 return;
739 }
740
741
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 4501 callstack_push cs_push(callstack_entry_type::FILE, absolutepath);
742
743 1767 sourcefile file;
744 4501 file.contents = nullptr;
745 4501 file.numlines = 0;
746 4501 int startif=numif;
747
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 4501 if (!filecontents.exists(absolutepath))
748 {
749
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 333 char * temp = readfile(absolutepath, "");
750
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 331 if (!temp)
751 {
752
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 6 throw_vfile_error(0, asar_get_last_io_error(), filename);
753 ✗ return;
754 }
755
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 325 sourcefile& newfile = filecontents.create(absolutepath);
756
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 325 newfile.contents =split(temp, '\n');
757 325 newfile.data = temp;
758
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 12154 for (int i=0;newfile.contents[i];i++)
759 {
760 11829 newfile.numlines++;
761 11829 char * line = newfile.contents[i];
762 11829 int i_temp = i;
763 char * comment;
764
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 14965 while((comment = strqchr(line, ';'))) {
765
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 3138 if(comment[1] == '[' && comment[2] == '[') {
766 // block comment - find where it ends
767 12 char* theline = comment + 3;
768
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 12 char* comment_end = strstr(theline, "]]");
769
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 30 while(comment_end == nullptr) {
770 20 i_temp++;
771 20 char* new_line = newfile.contents[i_temp];
772
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 20 if(new_line == nullptr) {
773
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 2 callstack_push cs_push(callstack_entry_type::LINE, line, i);
774
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 2 throw_err_null(0, err_unclosed_block_comment);
775 // make sure this line is still parsed correctly
776 2 *comment = 0;
777 // but don't go looking at any other lines
778 2 goto break_outer;
779 2 }
780
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 18 comment_end = strstr(new_line, "]]");
781 // this line is itself part of the comment, so ignore it
782 //new_line[0] = 0;
783 // except not like that^, because that will break the
784 // memmove below
785 static char junk[]="";
786 // using a static here should be fine, since if the line
787 // doesn't contain ',' or '\' we won't go mutating it
788 18 newfile.contents[i_temp] = junk;
789 }
790 // comment_end+2 is a valid pointer, since comment_end is
791 // guaranteed to start with ]]
792 10 comment_end += 2;
793 // stitch together the part of the line before the comment,
794 // and the part of the line after it
795
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 10 memmove(comment, comment_end, strlen(comment_end) + 1);
796 // and then recheck for ; in the line again...
797 10 } else {
798 3126 *comment = 0;
799 }
800 }
801 11828 break_outer:
802
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 11829 if (!confirmquotes(line)) {
803
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 4 callstack_push cs_push(callstack_entry_type::LINE, line, i);
804
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 4 throw_err_null(0, err_mismatched_quotes);
805 4 line[0] = '\0';
806 4 }
807 11829 newfile.contents[i] = strip_whitespace(line);
808 }
809
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 12154 for(int i=0;newfile.contents[i];i++)
810 {
811 11829 char* line = newfile.contents[i];
812
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 11829 if(!*line) continue;
813
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 7351 for (int j=1;line[strlen(line) - 1] == ',' && newfile.contents[i+j];j++)
814 {
815 // not using strcat because the source and dest overlap here
816 10 char* otherline = newfile.contents[i+j];
817
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 10 char* line_end = line + strlen(line);
818
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 138 while(*otherline) *line_end++ = *otherline++;
819 10 *line_end = '\0';
820 static char nullstr[]="";
821 10 newfile.contents[i+j]=nullstr;
822 }
823 }
824 325 file = newfile;
825 } else { // filecontents.exists(absolutepath)
826
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 4168 file = filecontents.find(absolutepath);
827 }
828 4493 asarverallowed=true;
829
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 46334 for (int i=0;file.contents[i] && i<file.numlines;i++)
830 {
831 45395 string connectedline;
832
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 45395 int skiplines = getconnectedlines<char**>(file.contents, i, connectedline);
833
834
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 45395 bool was_loop_end = do_line_logic(connectedline, absolutepath, i);
835 41841 i += skiplines;
836
837 // if a loop ended on this line, should it run again?
838
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 41841 if (was_loop_end && whilestatus[numif].cond)
839
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 1332 i = whilestatus[numif].startline - 1;
840 45395 }
841
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 951 while (in_macro_def > 0)
842 {
843
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 12 throw_err_null(0, err_unclosed_macro, macro_defs[in_macro_def-1].data());
844
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 12 if (!pass && in_macro_def == 1) endmacro(false);
845 12 in_macro_def--;
846 12 macro_defs.remove(in_macro_def);
847 }
848
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 939 if (numif!=startif)
849 {
850 ✗ numif=startif;
851 ✗ numtrue=startif;
852 ✗ throw_err_null(0, err_unclosed_if);
853 }
854 939 incsrcdepth--;
855
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 8105 }
856
857 // RPG Hacker: At some point, this should probably be merged
858 // into assembleline(), since the two names just cause
859 // confusion otherwise.
860 // return value is "did a loop end on this line"
861 52433 bool do_line_logic(const char* line, const char* filename, int lineno)
862 {
863 52433 int prevnumif = numif;
864 52433 int single_line_for_tracker = 1;
865 try
866 {
867 52433 string current_line;
868
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 52433 if (numif==numtrue || (numtrue+1==numif && stribegin(line, "elseif ")))
869 {
870
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 49325 callstack_push cs_push(callstack_entry_type::LINE, line, lineno);
871
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 49325 string tmp=replace_macro_args(line);
872
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 49223 tmp.qnormalize();
873
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 49223 resolvedefines(current_line, tmp);
874
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 49191 if (!confirmquotes(current_line)) throw_err_line(0, err_mismatched_quotes);
875 49357 }
876
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 3108 else current_line=line;
877
878
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 52299 callstack_push cs_push(callstack_entry_type::LINE, current_line, lineno);
879
880
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 52299 if (stribegin(current_line, "macro ") && numif==numtrue)
881 {
882 // RPG Hacker: Slight redundancy here with code that is
883 // also in startmacro(). Could improve this for Asar 2.0.
884
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 522 string macro_name = current_line.data()+6;
885 522 char * startpar=strqchr(macro_name.data(), '(');
886
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 522 if (startpar) *startpar=0;
887
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 522 macro_defs.append(macro_name);
888
889 // RPG Hacker: I think it would make more logical sense
890 // to have this ++ after the if, but hat breaks compatibility
891 // with at least one test, and it generally leads to more
892 // errors being output after a broken macro declaration.
893 522 in_macro_def++;
894
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 522 if (!pass)
895 {
896
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 174 if (in_macro_def == 1) startmacro(current_line.data()+6);
897
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 32 else tomacro(current_line);
898 }
899 522 }
900
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 51777 else if (!stricmp(current_line, "endmacro") && numif==numtrue)
901 {
902
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 510 if (in_macro_def == 0) throw_err_line(0, err_misplaced_endmacro);
903 else
904 {
905 510 in_macro_def--;
906 510 macro_defs.remove(in_macro_def);
907
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 510 if (!pass)
908 {
909
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 170 if (in_macro_def == 0) endmacro(true);
910
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 30 else tomacro(current_line);
911 }
912 }
913 }
914
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 51267 else if (in_macro_def > 0)
915 {
916
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 2286 if (!pass) tomacro(current_line);
917 }
918 else
919 {
920
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 48981 assembleline(filename, lineno, current_line, single_line_for_tracker);
921 }
922 55987 }
923
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 3688 catch (errline&) {}
924
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 43419 return (numif != prevnumif || single_line_for_tracker == 3)
925
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 92298 && (whilestatus[numif].iswhile || whilestatus[numif].is_for);
926 }
927
928
929 4 void parse_std_includes(const char* textfile, autoarray<string>& outarray)
930 {
931 4 char* content = readfilenative(textfile);
932
933
2/2
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 4 if (content != nullptr)
934 {
935 1 char* pos = content;
936
937
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 5 while (pos[0] != '\0')
938 {
939 4 string stdinclude;
940
941 do
942 {
943
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 30 if (pos[0] != '\r' && pos[0] != '\n')
944 {
945
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 27 stdinclude += pos[0];
946 }
947 30 pos++;
948
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 30 } while (pos[0] != '\0' && pos[0] != '\n');
949
950
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 4 strip_whitespace(stdinclude);
951
952
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 4 if (stdinclude != "")
953 {
954
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 3 if (!path_is_absolute(stdinclude))
955 {
956
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 1 stdinclude = dir(textfile) + stdinclude;
957 }
958
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 3 outarray.append(normalize_path(stdinclude));
959 }
960 4 }
961
962 1 free(content);
963 }
964 4 }
965
966 284 void parse_std_defines(const char* textfile)
967 {
968
969 // RPG Hacker: add built-in defines.
970 // (They're not really standard defines, but I was lazy and this was
971 // one convenient place for doing it).
972 284 builtindefines.create("assembler") = "asar";
973
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 284 builtindefines.create("assembler_ver") = dec(get_version_int());
974
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 284 builtindefines.create("assembler_time") = dec(time(nullptr));
975
976
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 284 if(textfile == nullptr) return;
977
978 4 char* content = readfilenative(textfile);
979
980
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 4 if (content != nullptr)
981 {
982 1 char* pos = content;
983
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 6 while (*pos != 0) {
984 5 string define_name;
985 5 string define_val;
986
987
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 29 while (*pos != '=' && *pos != '\n') {
988
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 24 if(*pos == '\r') { pos++; continue; }
989
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 24 define_name += *pos;
990 24 pos++;
991 }
992
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 5 if (*pos != 0 && *pos != '\r' && *pos != '\n') pos++; // skip =
993
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 18 while (*pos != 0 && *pos != '\n') {
994
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 13 if(*pos == '\r') { pos++; continue; }
995
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 13 define_val += *pos;
996 13 pos++;
997 }
998
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 5 if (*pos != 0)
999 5 pos++; // skip \n
1000 // clean define_name
1001
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 5 strip_whitespace(define_name);
1002
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 5 define_name.strip_prefix('!'); // remove leading ! if present
1003
1004
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 5 if (define_name == "")
1005 {
1006
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 1 if (define_val == "")
1007 {
1008 1 continue;
1009 }
1010
1011 ✗ throw_err_null(pass, err_stddefines_no_identifier);
1012 }
1013
1014
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 4 if (!validatedefinename(define_name)) throw_err_null(pass, err_cmdl_define_invalid, "stddefines.txt", define_name.data());
1015
1016 // clean define_val
1017 4 const char* defval = define_val.data();
1018 4 string cleaned_defval;
1019
1020
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 4 if (*defval == 0) {
1021 // no value
1022
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 2 if (clidefines.exists(define_name)) throw_err_null(pass, err_cmdl_define_override, "Std define", define_name.data());
1023
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 2 clidefines.create(define_name) = "";
1024 2 continue;
1025 }
1026
1027
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 4 while (*defval == ' ' || *defval == '\t') defval++; // skip whitespace in beginning
1028
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 2 if (*defval == '"') {
1029 1 defval++; // skip opening quote
1030
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 6 while (*defval != '"' && *defval != 0)
1031
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 5 cleaned_defval += *defval++;
1032
1033
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 1 if (*defval == 0) {
1034 ✗ throw_err_null(pass, err_mismatched_quotes);
1035 }
1036 1 defval++; // skip closing quote
1037
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 1 while (*defval == ' ' || *defval == '\t') defval++; // skip whitespace
1038
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 1 if (*defval != 0 && *defval != '\n')
1039 ✗ throw_err_null(pass, err_stddefine_after_closing_quote);
1040
1041
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 1 if (clidefines.exists(define_name)) throw_err_null(pass, err_cmdl_define_override, "Std define", define_name.data());
1042
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 1 clidefines.create(define_name) = cleaned_defval;
1043 1 continue;
1044 }
1045 else
1046 {
1047 // slightly hacky way to remove trailing whitespace
1048
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 1 const char* defval_end = strchr(defval, '\n'); // slightly hacky way to get end of string or newline
1049
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 1 if (!defval_end) defval_end = strchr(defval, 0);
1050 1 defval_end--;
1051
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 4 while (*defval_end == ' ' || *defval_end == '\t') defval_end--;
1052
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 1 cleaned_defval = string(defval, (int)(defval_end - defval + 1));
1053
1054
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 1 if (clidefines.exists(define_name)) throw_err_null(pass, err_cmdl_define_override, "Std define", define_name.data());
1055
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 1 clidefines.create(define_name) = cleaned_defval;
1056 1 continue;
1057 1 }
1058
1059 5 }
1060 1 free(content);
1061 }
1062 }
1063
1064 bool checksum_fix_enabled = true;
1065 bool force_checksum_fix = false;
1066
1067 #define cfree(x) free((void*)x)
1068 140 static void clearmacro(const string & key, macrodata* & macro)
1069 {
1070 (void)key;
1071 140 freemacro(macro);
1072 140 }
1073
1074 325 static void clearfile(const string & key, sourcefile& filecontent)
1075 {
1076 (void)key;
1077 325 cfree(filecontent.data);
1078 325 cfree(filecontent.contents);
1079 325 }
1080 #undef cfree
1081
1082 855 static void adddefine(const string & key, string & value)
1083 {
1084
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 855 if (!defines.exists(key)) defines.create(key) = value;
1085 855 }
1086
1087 2 string create_symbols_file(string format, uint32_t romCrc){
1088 2 string symbolfile;
1089
1090 2 std::vector<std::pair<unsigned int, const char*>> all_labels;
1091
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 6 labels.each([&all_labels](const string& key, snes_label& label) {
1092
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 4 all_labels.push_back(std::make_pair(label.pos, key.data()));
1093 4 });
1094
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 2 std::sort(all_labels.begin(), all_labels.end(),
1095 2 [](auto& l, auto& r) {
1096
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 2 if (l.first == r.first)
1097 ✗ return strcmp(l.second, r.second) < 0;
1098 2 return l.first < r.first;
1099 });
1100
1101
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 2 format = lower(format);
1102
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 2 if(format == "wla")
1103 {
1104
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 2 symbolfile = "; wla symbolic information file\n";
1105
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 2 symbolfile += "; generated by asar\n";
1106
1107
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 2 symbolfile += "\n[labels]\n";
1108
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 6 for (auto& p : all_labels) {
1109 4 char buffer[10];
1110
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 4 std::snprintf(buffer, sizeof(buffer), "%02X:%04X ", (p.first >> 16) & 0xFF, p.first & 0xFFFF);
1111
1112
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 4 symbolfile += buffer;
1113
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 4 symbolfile += p.second;
1114
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 4 symbolfile += "\n";
1115 }
1116
1117
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 2 symbolfile += "\n[source files]\n";
1118 2 const autoarray<AddressToLineMapping::FileInfo>& addrToLineFileList = addressToLineMapping.getFileList();
1119
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 4 for (int i = 0; i < addrToLineFileList.count; ++i)
1120 {
1121 2 char addrToFileListStr[256];
1122 2 snprintf(addrToFileListStr, 256, "%.4x %.8x %s\n",
1123 i,
1124
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 2 addrToLineFileList[i].fileCrc,
1125
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 2 addrToLineFileList[i].filename.data()
1126 );
1127
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 2 symbolfile += addrToFileListStr;
1128 }
1129
1130
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 2 symbolfile += "\n[rom checksum]\n";
1131 {
1132 2 char romCrcStr[32];
1133
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 2 snprintf(romCrcStr, 32, "%.8x\n",
1134 romCrc
1135 );
1136
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 2 symbolfile += romCrcStr;
1137 }
1138
1139
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 2 symbolfile += "\n[addr-to-line mapping]\n";
1140 2 const autoarray<AddressToLineMapping::AddrToLineInfo>& addrToLineInfo = addressToLineMapping.getAddrToLineInfo();
1141
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 8 for (int i = 0; i < addrToLineInfo.count; ++i)
1142 {
1143 6 char addrToLineStr[32];
1144 ✗ snprintf(addrToLineStr, 32, "%.2x:%.4x %.4x:%.8x\n",
1145
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 6 (addrToLineInfo[i].addr & 0xFF0000) >> 16,
1146
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 6 addrToLineInfo[i].addr & 0xFFFF,
1147
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1148
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 6 addrToLineInfo[i].line & 0xFFFFFFFF
1149 );
1150
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 6 symbolfile += addrToLineStr;
1151 }
1152
1153 }
1154 ✗ else if (format == "nocash")
1155 {
1156 ✗ symbolfile = ";no$sns symbolic information file\n";
1157 ✗ symbolfile += ";generated by asar\n";
1158 ✗ symbolfile += "\n";
1159 ✗ for (auto& p : all_labels) {
1160 ✗ char buffer[10];
1161 ✗ std::snprintf(buffer, sizeof(buffer), "%08X ", p.first & 0xFFFFFF);
1162
1163 ✗ symbolfile += buffer;
1164 ✗ symbolfile += p.second;
1165 ✗ symbolfile += "\n";
1166 }
1167 }
1168 4 return symbolfile;
1169 2 }
1170
1171
1172 2 bool in_top_level_file()
1173 {
1174 2 int num_files = 0;
1175
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 10 for (int i = callstack.size()-1; i >= 0; --i)
1176 {
1177
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 8 if (callstack[i].type == callstack_entry_type::FILE)
1178 {
1179 2 num_files++;
1180
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 2 if (num_files > 1) break;
1181 }
1182 }
1183 2 return (num_files <= 1);
1184 }
1185
1186 10610 const char* get_current_file_name()
1187 {
1188
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 39505 for (int i = callstack.size()-1; i >= 0; --i)
1189 {
1190
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 38672 if (callstack[i].type == callstack_entry_type::FILE)
1191 9777 return callstack[i].content;
1192 }
1193 833 return nullptr;
1194 }
1195
1196 9047 int get_current_line()
1197 {
1198
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 26731 for (int i = callstack.size()-1; i >= 0; --i)
1199 {
1200
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 26720 if (callstack[i].type == callstack_entry_type::LINE) return callstack[i].lineno;
1201 }
1202 11 return -1;
1203 }
1204
1205 272 const char* get_current_block()
1206 {
1207
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 284 for (int i = callstack.size()-1; i >= 0; --i)
1208 {
1209
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 273 if (callstack[i].type == callstack_entry_type::LINE || callstack[i].type == callstack_entry_type::BLOCK) return callstack[i].content;
1210 }
1211 11 return nullptr;
1212 }
1213
1214
1215 288 void reseteverything()
1216 {
1217 288 string str;
1218 288 labels.reset();
1219 288 defines.reset();
1220
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 288 builtindefines.each(adddefine);
1221
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 288 clidefines.each(adddefine);
1222 288 structs.reset();
1223
1224
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 288 macros.each(clearmacro);
1225 288 macros.reset();
1226
1227
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 288 filecontents.each(clearfile);
1228 288 filecontents.reset();
1229
1230 288 writtenblocks.reset();
1231
1232 288 optimizeforbank=-1;
1233 288 optimize_dp = optimize_dp_flag::ALWAYS;
1234 288 dp_base = 0;
1235 288 optimize_address = optimize_address_flag::MIRRORS;
1236
1237
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 288 closecachedfiles();
1238
1239 288 incsrcdepth=0;
1240 288 label_counter = 0;
1241 288 errored = false;
1242 288 checksum_fix_enabled = true;
1243 288 force_checksum_fix = false;
1244
1245 288 in_macro_def = 0;
1246
1247 #ifndef ASAR_SHARED
1248 3 free(const_cast<unsigned char*>(romdata_r));
1249 #endif
1250
1251 288 callstack.clear();
1252 288 simple_callstacks = true;
1253 #undef free
1254 449 }
1255