1 typedef char *pvcontents;
2 typedef char *strconst;
4 typedef char *op_tr_array;
11 #define BGET_FREAD(argp, len, nelem) \
12 bl_read(bstate->bs_fdata,(char*)(argp),(len),(nelem))
13 #define BGET_FGETC() bl_getc(bstate->bs_fdata)
15 #define BGET_U32(arg) \
16 BGET_FREAD(&arg, sizeof(U32), 1)
17 #define BGET_I32(arg) \
18 BGET_FREAD(&arg, sizeof(I32), 1)
19 #define BGET_U16(arg) \
20 BGET_FREAD(&arg, sizeof(U16), 1)
21 #define BGET_U8(arg) arg = BGET_FGETC()
23 #define BGET_PV(arg) STMT_START { \
26 New(666, bstate->bs_pv.xpv_pv, arg, char); \
27 bl_read(bstate->bs_fdata, (void*)bstate->bs_pv.xpv_pv, arg, 1); \
28 bstate->bs_pv.xpv_len = arg; \
29 bstate->bs_pv.xpv_cur = arg - 1; \
31 bstate->bs_pv.xpv_pv = 0; \
32 bstate->bs_pv.xpv_len = 0; \
33 bstate->bs_pv.xpv_cur = 0; \
37 #ifdef BYTELOADER_LOG_COMMENTS
38 # define BGET_comment_t(arg) \
44 buf[i++] = (char)arg; \
45 } while (arg != '\n' && arg != EOF); \
47 PerlIO_printf(PerlIO_stderr(), "%s", buf); \
50 # define BGET_comment_t(arg) \
51 do { arg = BGET_FGETC(); } while (arg != '\n' && arg != EOF)
55 * In the following, sizeof(IV)*4 is just a way of encoding 32 on 64-bit-IV
56 * machines such that 32-bit machine compilers don't whine about the shift
57 * count being too high even though the code is never reached there.
59 #define BGET_IV64(arg) STMT_START { \
63 if (sizeof(IV) == 8) \
64 arg = ((IV)hi << (sizeof(IV)*4) | (IV)lo); \
65 else if (((I32)hi == -1 && (I32)lo < 0) \
66 || ((I32)hi == 0 && (I32)lo >= 0)) { \
70 bstate->bs_iv_overflows++; \
75 #define BGET_op_tr_array(arg) do { \
76 unsigned short *ary; \
78 New(666, ary, 256, unsigned short); \
79 BGET_FREAD(ary, sizeof(unsigned short), 256); \
83 #define BGET_pvcontents(arg) arg = bstate->bs_pv.xpv_pv
84 #define BGET_strconst(arg) STMT_START { \
85 for (arg = PL_tokenbuf; (*arg = BGET_FGETC()); arg++) /* nothing */; \
89 #define BGET_NV(arg) STMT_START { \
95 #define BGET_objindex(arg, type) STMT_START { \
97 arg = (type)bstate->bs_obj_list[ix]; \
99 #define BGET_svindex(arg) BGET_objindex(arg, svindex)
100 #define BGET_opindex(arg) BGET_objindex(arg, opindex)
101 #define BGET_pvindex(arg) STMT_START { \
102 BGET_objindex(arg, pvindex); \
103 arg = arg ? savepv(arg) : arg; \
106 #define BSET_ldspecsv(sv, arg) sv = specialsv_list[arg]
107 #define BSET_stpv(pv, arg) STMT_START { \
108 BSET_OBJ_STORE(pv, arg); \
112 #define BSET_sv_refcnt_add(svrefcnt, arg) svrefcnt += arg
113 #define BSET_gp_refcnt_add(gprefcnt, arg) gprefcnt += arg
114 #define BSET_gp_share(sv, arg) STMT_START { \
116 GvGP(sv) = GvGP(arg); \
119 #define BSET_gv_fetchpv(sv, arg) sv = (SV*)gv_fetchpv(arg, TRUE, SVt_PV)
120 #define BSET_gv_stashpv(sv, arg) sv = (SV*)gv_stashpv(arg, TRUE)
121 #define BSET_sv_magic(sv, arg) sv_magic(sv, Nullsv, arg, 0, 0)
122 #define BSET_mg_pv(mg, arg) mg->mg_ptr = arg; mg->mg_len = bstate->bs_pv.xpv_cur
123 #define BSET_sv_upgrade(sv, arg) (void)SvUPGRADE(sv, arg)
124 #define BSET_xpv(sv) do { \
125 SvPV_set(sv, bstate->bs_pv.xpv_pv); \
126 SvCUR_set(sv, bstate->bs_pv.xpv_cur); \
127 SvLEN_set(sv, bstate->bs_pv.xpv_len); \
129 #define BSET_av_extend(sv, arg) av_extend((AV*)sv, arg)
131 #define BSET_av_push(sv, arg) av_push((AV*)sv, arg)
132 #define BSET_hv_store(sv, arg) \
133 hv_store((HV*)sv, bstate->bs_pv.xpv_pv, bstate->bs_pv.xpv_cur, arg, 0)
134 #define BSET_pv_free(pv) Safefree(pv.xpv_pv)
135 #define BSET_pregcomp(o, arg) \
136 ((PMOP*)o)->op_pmregexp = arg ? \
137 CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, ((PMOP*)o)) : 0
138 #define BSET_newsv(sv, arg) \
140 sv = (arg == SVt_PVAV ? (SV*)newAV() : \
141 arg == SVt_PVHV ? (SV*)newHV() : \
143 SvUPGRADE(sv, arg); \
145 #define BSET_newop(o, arg) ((o = (OP*)safemalloc(optype_size[arg])), \
146 memzero((char*)o,optype_size[arg]))
147 #define BSET_newopn(o, arg) STMT_START { \
149 BSET_newop(o, arg); \
150 oldop->op_next = o; \
153 #define BSET_ret(foo) STMT_START { \
154 Safefree(bstate->bs_obj_list); \
159 * Kludge special-case workaround for OP_MAPSTART
160 * which needs the ppaddr for OP_GREPSTART. Blech.
162 #define BSET_op_type(o, arg) STMT_START { \
164 if (arg == OP_MAPSTART) \
165 arg = OP_GREPSTART; \
166 o->op_ppaddr = PL_ppaddr[arg]; \
168 #define BSET_op_ppaddr(o, arg) Perl_croak(aTHX_ "op_ppaddr not yet implemented")
169 #define BSET_curpad(pad, arg) STMT_START { \
170 PL_comppad = (AV *)arg; \
171 pad = AvARRAY(arg); \
173 /* this works now that Sarathy's changed the CopFILE_set macro to do the SvREFCNT_inc()
175 #define BSET_cop_file(cop, arg) CopFILE_set(cop,arg)
176 #define BSET_cop_line(cop, arg) CopLINE_set(cop,arg)
177 #define BSET_cop_stashpv(cop, arg) CopSTASHPV_set(cop,arg)
179 /* this is simply stolen from the code in newATTRSUB() */
180 #define BSET_push_begin(ary,cv) \
182 I32 oldscope = PL_scopestack_ix; \
184 SAVECOPFILE(&PL_compiling); \
185 SAVECOPLINE(&PL_compiling); \
186 save_svref(&PL_rs); \
187 sv_setsv(PL_rs, PL_nrs); \
189 PL_beginav = newAV(); \
190 av_push(PL_beginav, cv); \
191 call_list(oldscope, PL_beginav); \
192 PL_curcop = &PL_compiling; \
193 PL_compiling.op_private = PL_hints; \
196 #define BSET_push_init(ary,cv) \
198 av_unshift((PL_initav ? PL_initav : (PL_initav = newAV(), PL_initav)), 1); \
199 av_store(PL_initav, 0, cv); \
201 #define BSET_push_end(ary,cv) \
203 av_unshift((PL_endav ? PL_endav : (PL_endav = newAV(), PL_endav)), 1); \
204 av_store(PL_endav, 0, cv); \
206 #define BSET_OBJ_STORE(obj, ix) \
207 (I32)ix > bstate->bs_obj_list_fill ? \
208 bset_obj_store(aTHXo_ bstate, obj, (I32)ix) : (bstate->bs_obj_list[ix] = obj)
210 /* NOTE: the bytecode header only sanity-checks the bytecode. If a script cares about
211 * what version of Perl it's being called under, it should do a 'require 5.6.0' or
212 * equivalent. However, since the header includes checks requiring an exact match in
213 * ByteLoader versions (we can't guarantee forward compatibility), you don't
214 * need to specify one:
220 #define HEADER_FAIL(f, arg1, arg2) \
221 Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1, arg2)
223 #define BYTECODE_HEADER_CHECK \
228 BGET_U32(sz); /* Magic: 'PLBC' */ \
229 if (sz != 0x43424c50) { \
230 HEADER_FAIL("bad magic (want 0x43424c50, got %#x)", sz, 0); \
232 BGET_strconst(str); /* archname */ \
233 if (strNE(str, ARCHNAME)) { \
234 HEADER_FAIL("wrong architecture (want %s, you have %s)",str,ARCHNAME); \
236 BGET_strconst(str); /* ByteLoader version */ \
237 if (strNE(str, VERSION)) { \
238 HEADER_FAIL("mismatched ByteLoader versions (want %s, you have %s)", \
241 BGET_U32(sz); /* ivsize */ \
242 if (sz != IVSIZE) { \
243 HEADER_FAIL("different IVSIZE", 0, 0); \
245 BGET_U32(sz); /* ptrsize */ \
246 if (sz != PTRSIZE) { \
247 HEADER_FAIL("different PTRSIZE", 0, 0); \
249 BGET_strconst(str); /* byteorder */ \
250 if (strNE(str, STRINGIFY(BYTEORDER))) { \
251 HEADER_FAIL("different byteorder", 0, 0); \