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1 | typedef char *pvcontents; |
2 | typedef char *strconst; |
3 | typedef U32 PV; |
4 | typedef char *op_tr_array; |
5 | typedef int comment_t; |
6 | typedef SV *svindex; |
7 | typedef OP *opindex; |
8 | typedef IV IV64; |
9 | |
10 | #define BGET_FREAD(argp, len, nelem) \ |
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11 | bs.pfread((char*)(argp),(len),(nelem),bs.data) |
12 | #define BGET_FGETC() bs.pfgetc(bs.data) |
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13 | |
14 | #define BGET_U32(arg) \ |
15 | BGET_FREAD(&arg, sizeof(U32), 1); arg = PerlSock_ntohl((U32)arg) |
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16 | #define BGET_I32(arg) \ |
17 | BGET_FREAD(&arg, sizeof(I32), 1); arg = (I32)PerlSock_ntohl((U32)arg) |
18 | #define BGET_U16(arg) \ |
19 | BGET_FREAD(&arg, sizeof(U16), 1); arg = PerlSock_ntohs((U16)arg) |
20 | #define BGET_U8(arg) arg = BGET_FGETC() |
21 | |
22 | #define BGET_PV(arg) STMT_START { \ |
23 | BGET_U32(arg); \ |
24 | if (arg) \ |
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25 | bs.pfreadpv(arg, bs.data, &bytecode_pv); \ |
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26 | else { \ |
27 | bytecode_pv.xpv_pv = 0; \ |
28 | bytecode_pv.xpv_len = 0; \ |
29 | bytecode_pv.xpv_cur = 0; \ |
30 | } \ |
31 | } STMT_END |
32 | |
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33 | #ifdef BYTELOADER_LOG_COMMENTS |
34 | # define BGET_comment_t(arg) \ |
35 | STMT_START { \ |
36 | char buf[1024]; \ |
37 | int i = 0; \ |
38 | do { \ |
39 | arg = BGET_FGETC(); \ |
40 | buf[i++] = (char)arg; \ |
41 | } while (arg != '\n' && arg != EOF); \ |
42 | buf[i] = '\0'; \ |
43 | PerlIO_printf(PerlIO_stderr(), "%s", buf); \ |
44 | } STMT_END |
45 | #else |
46 | # define BGET_comment_t(arg) \ |
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47 | do { arg = BGET_FGETC(); } while (arg != '\n' && arg != EOF) |
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48 | #endif |
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49 | |
50 | /* |
51 | * In the following, sizeof(IV)*4 is just a way of encoding 32 on 64-bit-IV |
52 | * machines such that 32-bit machine compilers don't whine about the shift |
53 | * count being too high even though the code is never reached there. |
54 | */ |
55 | #define BGET_IV64(arg) STMT_START { \ |
56 | U32 hi, lo; \ |
57 | BGET_U32(hi); \ |
58 | BGET_U32(lo); \ |
59 | if (sizeof(IV) == 8) \ |
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60 | arg = ((IV)hi << (sizeof(IV)*4) | (IV)lo); \ |
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61 | else if (((I32)hi == -1 && (I32)lo < 0) \ |
62 | || ((I32)hi == 0 && (I32)lo >= 0)) { \ |
63 | arg = (I32)lo; \ |
64 | } \ |
65 | else { \ |
66 | bytecode_iv_overflows++; \ |
67 | arg = 0; \ |
68 | } \ |
69 | } STMT_END |
70 | |
71 | #define BGET_op_tr_array(arg) do { \ |
72 | unsigned short *ary; \ |
73 | int i; \ |
74 | New(666, ary, 256, unsigned short); \ |
75 | BGET_FREAD(ary, 256, 2); \ |
76 | for (i = 0; i < 256; i++) \ |
77 | ary[i] = PerlSock_ntohs(ary[i]); \ |
78 | arg = (char *) ary; \ |
79 | } while (0) |
80 | |
81 | #define BGET_pvcontents(arg) arg = bytecode_pv.xpv_pv |
82 | #define BGET_strconst(arg) STMT_START { \ |
83 | for (arg = PL_tokenbuf; (*arg = BGET_FGETC()); arg++) /* nothing */; \ |
84 | arg = PL_tokenbuf; \ |
85 | } STMT_END |
86 | |
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87 | #define BGET_NV(arg) STMT_START { \ |
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88 | char *str; \ |
89 | BGET_strconst(str); \ |
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90 | arg = Atof(str); \ |
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91 | } STMT_END |
92 | |
93 | #define BGET_objindex(arg, type) STMT_START { \ |
94 | U32 ix; \ |
95 | BGET_U32(ix); \ |
96 | arg = (type)bytecode_obj_list[ix]; \ |
97 | } STMT_END |
98 | #define BGET_svindex(arg) BGET_objindex(arg, svindex) |
99 | #define BGET_opindex(arg) BGET_objindex(arg, opindex) |
100 | |
101 | #define BSET_ldspecsv(sv, arg) sv = specialsv_list[arg] |
102 | |
103 | #define BSET_sv_refcnt_add(svrefcnt, arg) svrefcnt += arg |
104 | #define BSET_gp_refcnt_add(gprefcnt, arg) gprefcnt += arg |
105 | #define BSET_gp_share(sv, arg) STMT_START { \ |
106 | gp_free((GV*)sv); \ |
107 | GvGP(sv) = GvGP(arg); \ |
108 | } STMT_END |
109 | |
110 | #define BSET_gv_fetchpv(sv, arg) sv = (SV*)gv_fetchpv(arg, TRUE, SVt_PV) |
111 | #define BSET_gv_stashpv(sv, arg) sv = (SV*)gv_stashpv(arg, TRUE) |
112 | #define BSET_sv_magic(sv, arg) sv_magic(sv, Nullsv, arg, 0, 0) |
113 | #define BSET_mg_pv(mg, arg) mg->mg_ptr = arg; mg->mg_len = bytecode_pv.xpv_cur |
114 | #define BSET_sv_upgrade(sv, arg) (void)SvUPGRADE(sv, arg) |
115 | #define BSET_xpv(sv) do { \ |
116 | SvPV_set(sv, bytecode_pv.xpv_pv); \ |
117 | SvCUR_set(sv, bytecode_pv.xpv_cur); \ |
118 | SvLEN_set(sv, bytecode_pv.xpv_len); \ |
119 | } while (0) |
120 | #define BSET_av_extend(sv, arg) av_extend((AV*)sv, arg) |
121 | |
122 | #define BSET_av_push(sv, arg) av_push((AV*)sv, arg) |
123 | #define BSET_hv_store(sv, arg) \ |
124 | hv_store((HV*)sv, bytecode_pv.xpv_pv, bytecode_pv.xpv_cur, arg, 0) |
125 | #define BSET_pv_free(pv) Safefree(pv.xpv_pv) |
126 | #define BSET_pregcomp(o, arg) \ |
127 | ((PMOP*)o)->op_pmregexp = arg ? \ |
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128 | CALLREGCOMP(aTHX_ arg, arg + bytecode_pv.xpv_cur, ((PMOP*)o)) : 0 |
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129 | #define BSET_newsv(sv, arg) sv = NEWSV(666,0); SvUPGRADE(sv, arg) |
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130 | #define BSET_newop(o, arg) ((o = (OP*)safemalloc(optype_size[arg])), \ |
131 | memzero((char*)o,optype_size[arg])) |
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132 | #define BSET_newopn(o, arg) STMT_START { \ |
133 | OP *oldop = o; \ |
134 | BSET_newop(o, arg); \ |
135 | oldop->op_next = o; \ |
136 | } STMT_END |
137 | |
138 | #define BSET_ret(foo) return |
139 | |
140 | /* |
141 | * Kludge special-case workaround for OP_MAPSTART |
142 | * which needs the ppaddr for OP_GREPSTART. Blech. |
143 | */ |
144 | #define BSET_op_type(o, arg) STMT_START { \ |
145 | o->op_type = arg; \ |
146 | if (arg == OP_MAPSTART) \ |
147 | arg = OP_GREPSTART; \ |
148 | o->op_ppaddr = PL_ppaddr[arg]; \ |
149 | } STMT_END |
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150 | #define BSET_op_ppaddr(o, arg) Perl_croak(aTHX_ "op_ppaddr not yet implemented") |
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151 | #define BSET_curpad(pad, arg) STMT_START { \ |
152 | PL_comppad = (AV *)arg; \ |
153 | pad = AvARRAY(arg); \ |
154 | } STMT_END |
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155 | #define BSET_cop_file(cop, arg) CopFILE_set(cop,arg) |
156 | #define BSET_cop_line(cop, arg) CopLINE_set(cop,arg) |
157 | #define BSET_cop_stashpv(cop, arg) CopSTASHPV_set(cop,arg) |
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158 | |
159 | #define BSET_OBJ_STORE(obj, ix) \ |
160 | (I32)ix > bytecode_obj_list_fill ? \ |
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161 | bset_obj_store(aTHXo_ obj, (I32)ix) : (bytecode_obj_list[ix] = obj) |