-
Notifications
You must be signed in to change notification settings - Fork 138
/
pbc_to_exe.pir
778 lines (637 loc) · 18.4 KB
/
pbc_to_exe.pir
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
#! parrot
# Copyright (C) 2009-2010, Parrot Foundation.
# $Id$
=head1 NAME
pbc_to_exe - Generate executables from Parrot bytecode
=head1 DESCRIPTION
Compile bytecode to executable.
=head2 SYNOPSIS
pbc_to_exe my.pbc
=> my.exe
pbc_to_exe my.pbc --install
=> installable_my.exe
=cut
.include 'interpcores.pasm'
.sub 'main' :main
.param pmc argv
load_bytecode 'config.pbc'
.local string infile
.local string cfile
.local string objfile
.local string exefile
.local int runcore
.local int install
(infile, cfile, objfile, exefile, runcore, install) = 'handle_args'(argv)
unless infile > '' goto err_infile
.local string code_type
code_type = 'determine_code_type'()
.local string codestring
if code_type == 'gcc' goto code_for_gcc
if code_type == 'msvc' goto code_for_msvc
goto code_for_default
code_for_gcc:
codestring = 'generate_code_gcc'(infile)
goto code_end
code_for_msvc:
codestring = 'generate_code_msvc'(infile)
goto code_end
code_for_default:
codestring = 'generate_code'(infile)
code_end:
open_outfile:
.local pmc outfh
outfh = new ['FileHandle']
outfh.'open'(cfile, 'w')
unless outfh goto err_outfh
print outfh, <<'HEADER'
#include "parrot/parrot.h"
#include "parrot/embed.h"
const void * get_program_code(void);
HEADER
print outfh, codestring
print outfh, '#define RUNCORE '
print outfh, runcore
print outfh, "\n"
print outfh, <<'MAIN'
int main(int argc, const char *argv[])
{
PackFile *pf;
Parrot_Interp interp;
const unsigned char *program_code_addr;
program_code_addr = (const unsigned char *)get_program_code();
if (!program_code_addr)
return 1;
Parrot_set_config_hash();
interp = Parrot_new( NULL );
if (!interp)
return 1;
Parrot_init_stacktop(interp, &interp);
Parrot_set_executable_name(interp,
Parrot_str_new(interp, argv[0], 0));
Parrot_set_run_core(interp, (Parrot_Run_core_t)RUNCORE);
Parrot_set_flag(interp, PARROT_DESTROY_FLAG);
pf = PackFile_new(interp, 0);
if (!pf)
return 1;
if (!PackFile_unpack(interp, pf,
(const opcode_t *)program_code_addr, bytecode_size))
return 1;
do_sub_pragmas(interp, pf->cur_cs, PBC_PBC, NULL);
Parrot_pbc_load(interp, pf);
PackFile_fixup_subs(interp, PBC_MAIN, NULL);
Parrot_runcode(interp, argc, argv);
Parrot_destroy(interp);
Parrot_exit(interp, 0);
}
MAIN
# The close opcode does not return a result code,
# use the method instead.
.local int closeresult
closeresult = outfh.'close'()
unless closeresult == 0 goto err_close
.local string extra_obj
extra_obj = ''
if code_type != 'msvc' goto no_extra
extra_obj = 'replace_pbc_extension'(infile, '.RES')
no_extra:
'compile_file'(cfile, objfile, install)
'link_file'(objfile, exefile, extra_obj, install)
.return ()
err_infile:
die "cannot read infile"
err_outfh:
die "cannot write outfile"
err_close:
die "cannot close outfile"
.end
.sub 'handle_args'
.param pmc argv
.local string obj, exe
$P0 = '_config'()
obj = $P0['o']
exe = $P0['exe']
load_bytecode 'Getopt/Obj.pbc'
.local pmc getopt
getopt = new ['Getopt';'Obj']
push getopt, 'install|i'
push getopt, 'runcore|R:s'
push getopt, 'output|o:s'
push getopt, 'help|h'
$P0 = shift argv # ignore program name
.local pmc opts
opts = getopt.'get_options'(argv)
.local int help
.local int install
.local string runcore
.local string outfile
help = opts['help']
install = opts['install']
runcore = opts['runcore']
outfile = opts['output']
unless help goto end_help
$P0 = getstderr
print $P0, <<'HELP'
pbc_to_exe [options] <file>
Options:
-h --help
-i --install
-R --runcore=slow|fast
-o --output=FILE
HELP
exit 0
end_help:
.local string infile
infile = shift argv
$S0 = substr infile, -4, 4
$S0 = downcase $S0
unless $S0 != '.pbc' goto done_pbc_extn_check
die "input pbc file name does not end in '.pbc'"
done_pbc_extn_check:
.local string cfile, objfile, exefile
if outfile == '' goto no_outfile
$I0 = length exe
$I1 = - $I0
$S0 = substr outfile, $I1, $I0
$S0 = downcase $S0
$S1 = downcase exe
unless $S0 != $S1 goto done_exe_extn_check
$S0 = "output executable name does not end in `" . exe
$S0 = $S0 . "'"
die $S0
done_exe_extn_check:
outfile = replace outfile, $I1, $I0, ''
cfile = outfile . '.c'
objfile = outfile . obj
exefile = outfile . exe
goto end_outfile
no_outfile:
# substitute .c for .pbc
# remove .c for executable
outfile = replace infile, -4, 4, '' # remove .pbc extension
cfile = outfile . '.c'
objfile = outfile . obj
exefile = outfile . exe
unless install goto end_installable
exefile = 'prepend_installable'(exefile)
end_installable:
end_outfile:
.local int runcore_code
unless runcore == 'slow' goto end_slow_core
runcore_code = .PARROT_SLOW_CORE
goto done_runcore
end_slow_core:
unless runcore == 'fast' goto end_fast_core
runcore_code = .PARROT_FAST_CORE
goto done_runcore
end_fast_core:
unless runcore == '' goto end_unspecified_core
runcore_code = .PARROT_FAST_CORE
goto done_runcore
end_unspecified_core:
# invalid runcore name
$S0 = "Unsupported runcore: `" . runcore
$S0 = $S0 . "'"
die $S0
done_runcore:
.return (infile, cfile, objfile, exefile, runcore_code, install)
.end
.sub 'determine_code_type'
.local pmc config
.local string gcc_ver
.local string cc
.local string os_name
config = '_config'()
gcc_ver = config['gccversion']
unless gcc_ver > '' goto not_gcc
.return ('gcc')
not_gcc:
cc = config['cc']
os_name = config['osname']
if os_name != 'MSWin32' goto not_msvc
if cc != 'cl' goto not_msvc
.return ('msvc')
not_msvc:
.return ('default')
.end
.sub 'generate_code'
.param string infile
.local pmc ifh
ifh = new ['FileHandle']
ifh.'open'(infile, 'r')
unless ifh goto err_infile
.local pmc codestring
.local int size
codestring = new [ 'StringBuilder' ]
push codestring, "const Parrot_UInt1 program_code[] = {"
size = 0
read_loop:
.local string pbcstring
.local int pbclength
pbcstring = ifh.'read'(16384)
pbclength = length pbcstring
unless pbclength > 0 goto read_done
.local int pos
pos = 0
code_loop:
unless pos < pbclength goto code_done
$I0 = ord pbcstring, pos
$S0 = $I0
push codestring, $S0
push codestring, ','
inc pos
inc size
$I0 = size % 32
unless $I0 == 0 goto code_loop
push codestring, "\n"
goto code_loop
code_done:
goto read_loop
read_done:
ifh.'close'()
push codestring, "\n};\n\nconst size_t bytecode_size = "
$S0 = size
push codestring, $S0
push codestring, ";\n"
push codestring, <<'END_OF_FUNCTION'
const void * get_program_code(void)
{
return program_code;
}
END_OF_FUNCTION
$S0 = codestring
.return ($S0)
err_infile:
die "cannot open infile"
.end
# The PBC will be represented as a C string, so this sub builds a table
# of the C representation of each ASCII character, for lookup by ordinal value.
.sub 'generate_encoding_table'
# Use '\%o' for speed, or '\x%02x' for readability
.const string encoding_format = '\%o'
# The 'sprintf' op requires the arglist to be in an array, even when
# there is only one arg.
.local pmc one_number
one_number = new 'FixedIntegerArray'
set one_number, 1
.local pmc coded_strings
coded_strings = new 'FixedStringArray'
set coded_strings, 256
.local int index
index = 0
next_index:
one_number[0] = index
$S0 = sprintf encoding_format, one_number
coded_strings[index] = $S0
inc index
if index < 256 goto next_index
.return (coded_strings)
.end
.sub 'generate_code_gcc'
.param string infile
.local pmc ifh
ifh = new ['FileHandle']
ifh.'open'(infile, 'r')
unless ifh goto err_infile
.local pmc encoding_table
encoding_table = 'generate_encoding_table'()
.local pmc codestring
.local int size
codestring = new ['StringBuilder']
push codestring, "const char * program_code =\n"
push codestring, '"'
size = 0
read_loop:
.local string pbcstring
.local int pbclength
pbcstring = ifh.'read'(16384)
pbclength = length pbcstring
unless pbclength > 0 goto read_done
.local int pos
pos = 0
code_loop:
unless pos < pbclength goto code_done
$I0 = ord pbcstring, pos
$S0 = encoding_table[$I0]
push codestring, $S0
inc pos
inc size
$I0 = size % 32
unless $I0 == 0 goto code_loop
push codestring, '"'
push codestring, "\n"
push codestring, '"'
goto code_loop
code_done:
goto read_loop
read_done:
ifh.'close'()
push codestring, '"'
push codestring, "\n;\n\n"
push codestring, "const size_t bytecode_size = "
$S0 = size
push codestring, $S0
push codestring, ";\n"
push codestring, <<'END_OF_FUNCTION'
const void * get_program_code(void)
{
return program_code;
}
END_OF_FUNCTION
$S0 = codestring
.return ($S0)
err_infile:
die "cannot open infile"
.end
# Transforms the .pbc path into one with a different extension.
# Passing '' means no extension.
# Extensions without leading dots will have a dot pre-pended.
.sub 'replace_pbc_extension'
.param string pbc_path
.param string new_extension
$S0 = substr pbc_path, -4
$S0 = downcase $S0
if $S0 != '.pbc' goto err_pbc_path_not_pbc
.local string base_path
base_path = replace pbc_path, -4, 4, ''
.local string new_path
new_path = substr base_path, 0
unless new_extension > '' goto ext_null
$S1 = substr new_extension, 0, 1
if $S1 == '.' goto has_dot
new_path .= '.'
has_dot:
new_path .= new_extension
ext_null:
.return (new_path)
err_pbc_path_not_pbc:
die "input pbc file name does not end in '.pbc'"
.end
# In addition to generating the code for inclusion in the C file,
# this sub creates supplemental .rc and .RES files.
.sub 'generate_code_msvc'
.param string pbc_path
.local string rc_path
.local string res_path
rc_path = 'replace_pbc_extension'(pbc_path, '.rc' )
res_path = 'replace_pbc_extension'(pbc_path, '.res')
# The exact numbers are not relevant;
# they are used to identify the resource within the final executable.
.local string rc_constant_defines
rc_constant_defines = <<'END_OF_DEFINES'
#define RESOURCE_NAME_ID_WHOLE_PBC 333
#define RESOURCE_TYPE_ID_WHOLE_PBC 444
END_OF_DEFINES
.local string rc_contents
rc_contents = ''
rc_contents .= rc_constant_defines
rc_contents .= 'RESOURCE_NAME_ID_WHOLE_PBC RESOURCE_TYPE_ID_WHOLE_PBC "'
rc_contents .= pbc_path
rc_contents .= "\"\n"
.local pmc rc_fh
rc_fh = new ['FileHandle']
rc_fh.'open'(rc_path, 'w')
unless rc_fh goto err_rc_open
print rc_fh, rc_contents
$I0 = rc_fh.'close'()
unless $I0 == 0 goto err_rc_close
.local int pbc_size
$P0 = loadlib 'os'
$P1 = new ['OS']
$P2 = $P1.'stat'(pbc_path)
pbc_size = $P2[7]
.local pmc codestring
codestring = new [ 'StringBuilder' ]
push codestring, "#include <windows.h>\n"
push codestring, rc_constant_defines
push codestring, "const unsigned int bytecode_size = "
$S0 = pbc_size
push codestring, $S0
push codestring, ";\n"
push codestring, <<'END_OF_FUNCTION'
const void * get_program_code(void)
{
HRSRC hResource;
DWORD size;
HGLOBAL hPBC;
LPVOID actual_pointer_to_pbc_in_memory;
hResource = FindResource(
NULL,
MAKEINTRESOURCE(RESOURCE_NAME_ID_WHOLE_PBC),
MAKEINTRESOURCE(RESOURCE_TYPE_ID_WHOLE_PBC)
);
if (!hResource)
return NULL;
size = SizeofResource( NULL, hResource );
if (size != bytecode_size)
return NULL;
hPBC = LoadResource( NULL, hResource );
if (!hPBC)
return NULL;
actual_pointer_to_pbc_in_memory = LockResource( hPBC );
if (!actual_pointer_to_pbc_in_memory)
return NULL;
return actual_pointer_to_pbc_in_memory;
}
END_OF_FUNCTION
.local string rc_cmd
rc_cmd = 'rc '
rc_cmd .= rc_path
say rc_cmd
.local int status
status = spawnw rc_cmd
unless status goto rc_ok
die "RC command failed"
rc_ok:
$S0 = codestring
.return ($S0)
err_h_open:
die "cannot open .h file"
err_rc_open:
die "cannot open .rc file"
err_h_close:
die "cannot close .h file"
err_rc_close:
die "cannot close .rc file"
.end
# util functions
.sub 'compile_file'
.param string cfile
.param string objfile
.param int install
$P0 = '_config'()
.local string cc, ccflags, optimize, cc_o_out, osname, build_dir, slash
.local string installed, includepath, versiondir
cc = $P0['cc']
ccflags = $P0['ccflags']
optimize = $P0['optimize']
cc_o_out = $P0['cc_o_out']
osname = $P0['osname']
build_dir = $P0['build_dir']
slash = $P0['slash']
installed = $P0['installed']
includepath = $P0['includedir']
versiondir = $P0['versiondir']
.local string includedir, pathquote
if installed == '1' goto installed_includedir
includedir = concat build_dir, slash
includedir = concat includedir, 'include'
goto done_includedir
installed_includedir:
includedir = concat includepath, versiondir
done_includedir:
pathquote = ''
unless osname == 'MSWin32' goto not_windows
pathquote = '"'
not_windows:
.local string compile
compile = cc
compile .= ' '
compile .= cc_o_out
compile .= objfile
compile .= ' -I'
compile .= pathquote
compile .= includedir
compile .= pathquote
compile .= ' '
compile .= ccflags
compile .= ' '
compile .= optimize
compile .= ' -c '
compile .= cfile
say compile
.local int status
status = spawnw compile
unless status goto compiled
die "compilation failed"
compiled:
print "Compiled: "
say objfile
.return()
.end
.sub 'link_file'
.param string objfile
.param string exefile
.param string extra_obj
.param int install
$P0 = '_config'()
.local string cc, link, link_dynamic, linkflags, ld_out, libparrot, libs, o
.local string rpath, osname, build_dir, slash, icushared
.local string installed, libdir, versiondir
cc = $P0['cc']
link = $P0['link']
link_dynamic = $P0['link_dynamic']
linkflags = $P0['linkflags']
ld_out = $P0['ld_out']
libparrot = $P0['libparrot_linkflags']
libs = $P0['libs']
o = $P0['o']
rpath = $P0['rpath_blib']
osname = $P0['osname']
build_dir = $P0['build_dir']
slash = $P0['slash']
icushared = $P0['icu_shared']
installed = $P0['installed']
libdir = $P0['libdir']
versiondir = $P0['versiondir']
.local string config, pathquote, exeprefix
if installed == '1' goto config_installed
exeprefix = substr exefile, 0, 12
config = concat build_dir, slash
config .= 'src'
config .= slash
if install goto config_to_install
config .= 'parrot_config'
goto config_cont
config_to_install:
config .= 'install_config'
rpath = $P0['rpath_lib']
goto config_cont
config_installed:
rpath = $P0['rpath_lib']
libparrot = $P0['inst_libparrot_linkflags']
config = concat libdir, versiondir
config .= slash
config .= 'parrot_config'
config_cont:
config .= o
pathquote = ''
unless osname == 'MSWin32' goto not_windows
pathquote = '"'
not_windows:
link .= ' '
link .= ld_out
link .= exefile
link .= ' '
link .= pathquote
link .= objfile
link .= pathquote
unless extra_obj > '' goto skip_extra_obj
link .= ' '
link .= pathquote
link .= extra_obj
link .= pathquote
skip_extra_obj:
link .= ' '
link .= config
link .= ' '
link .= rpath
link .= ' '
link .= libparrot
link .= ' '
link .= link_dynamic
link .= ' '
link .= linkflags
link .= ' '
link .= libs
link .= ' '
link .= icushared
say link
.local int status
status = spawnw link
unless status goto check_manifest
die "linking failed"
check_manifest:
# Check if there is a MSVC app manifest
.local pmc file
$P0 = loadlib 'file'
file = new 'File'
.local string manifest_file_name
manifest_file_name = clone exefile
manifest_file_name .= '.manifest'
.local pmc manifest_exists
manifest_exists = file.'exists'( manifest_file_name )
unless manifest_exists goto linked
embed_manifest:
# MSVC app manifest exists, embed it
.local string embed_manifest_str
embed_manifest_str = 'mt.exe -nologo -manifest '
embed_manifest_str .= manifest_file_name
embed_manifest_str .= ' -outputresource:'
embed_manifest_str .= exefile
embed_manifest_str .= ';1'
say embed_manifest_str
.local int embed_manifest_status
embed_manifest_status = spawnw embed_manifest_str
unless embed_manifest_status goto linked
die 'manifest embedding failed'
linked:
print "Linked: "
say exefile
.return()
.end
# handle any directory components
.sub 'prepend_installable'
.param string file
.local pmc path
path = split '/', file
file = path[-1]
file = concat 'installable_', file
path[-1] = file
file = join '/', path
.return( file )
.end
# Local Variables:
# mode: pir
# fill-column: 100
# End:
# vim: expandtab shiftwidth=4 ft=pir: