typedef int comment_t;
typedef SV *svindex;
typedef OP *opindex;
+typedef char *pvindex;
typedef IV IV64;
#define BGET_FREAD(argp, len, nelem) \
- PerlIO_read(PL_rsfp,(char*)(argp),(len)*(nelem))
-#define BGET_FGETC() PerlIO_getc(PL_rsfp)
+ bl_read(bstate->bs_fdata,(char*)(argp),(len),(nelem))
+#define BGET_FGETC() bl_getc(bstate->bs_fdata)
#define BGET_U32(arg) \
BGET_FREAD(&arg, sizeof(U32), 1)
#define BGET_PV(arg) STMT_START { \
BGET_U32(arg); \
if (arg) { \
- New(666, bytecode_pv.xpv_pv, arg, char); \
- PerlIO_read(PL_rsfp, (void*)bytecode_pv.xpv_pv, arg); \
- bytecode_pv.xpv_len = arg; \
- bytecode_pv.xpv_cur = arg - 1; \
+ New(666, bstate->bs_pv.xpv_pv, arg, char); \
+ bl_read(bstate->bs_fdata, (void*)bstate->bs_pv.xpv_pv, arg, 1); \
+ bstate->bs_pv.xpv_len = arg; \
+ bstate->bs_pv.xpv_cur = arg - 1; \
} else { \
- bytecode_pv.xpv_pv = 0; \
- bytecode_pv.xpv_len = 0; \
- bytecode_pv.xpv_cur = 0; \
+ bstate->bs_pv.xpv_pv = 0; \
+ bstate->bs_pv.xpv_len = 0; \
+ bstate->bs_pv.xpv_cur = 0; \
} \
} STMT_END
arg = (I32)lo; \
} \
else { \
- bytecode_iv_overflows++; \
+ bstate->bs_iv_overflows++; \
arg = 0; \
} \
} STMT_END
#define BGET_op_tr_array(arg) do { \
unsigned short *ary; \
- int i; \
New(666, ary, 256, unsigned short); \
BGET_FREAD(ary, sizeof(unsigned short), 256); \
arg = (char *) ary; \
} while (0)
-#define BGET_pvcontents(arg) arg = bytecode_pv.xpv_pv
+#define BGET_pvcontents(arg) arg = bstate->bs_pv.xpv_pv
#define BGET_strconst(arg) STMT_START { \
for (arg = PL_tokenbuf; (*arg = BGET_FGETC()); arg++) /* nothing */; \
arg = PL_tokenbuf; \
} STMT_END
#define BGET_objindex(arg, type) STMT_START { \
- U32 ix; \
BGET_U32(ix); \
- arg = (type)bytecode_obj_list[ix]; \
+ arg = (type)bstate->bs_obj_list[ix]; \
} STMT_END
#define BGET_svindex(arg) BGET_objindex(arg, svindex)
#define BGET_opindex(arg) BGET_objindex(arg, opindex)
+#define BGET_pvindex(arg) STMT_START { \
+ BGET_objindex(arg, pvindex); \
+ arg = arg ? savepv(arg) : arg; \
+ } STMT_END
#define BSET_ldspecsv(sv, arg) sv = specialsv_list[arg]
+#define BSET_stpv(pv, arg) STMT_START { \
+ BSET_OBJ_STORE(pv, arg); \
+ SAVEFREEPV(pv); \
+ } STMT_END
#define BSET_sv_refcnt_add(svrefcnt, arg) svrefcnt += arg
#define BSET_gp_refcnt_add(gprefcnt, arg) gprefcnt += arg
#define BSET_gv_fetchpv(sv, arg) sv = (SV*)gv_fetchpv(arg, TRUE, SVt_PV)
#define BSET_gv_stashpv(sv, arg) sv = (SV*)gv_stashpv(arg, TRUE)
#define BSET_sv_magic(sv, arg) sv_magic(sv, Nullsv, arg, 0, 0)
-#define BSET_mg_pv(mg, arg) mg->mg_ptr = arg; mg->mg_len = bytecode_pv.xpv_cur
+#define BSET_mg_pv(mg, arg) mg->mg_ptr = arg; mg->mg_len = bstate->bs_pv.xpv_cur
#define BSET_sv_upgrade(sv, arg) (void)SvUPGRADE(sv, arg)
#define BSET_xpv(sv) do { \
- SvPV_set(sv, bytecode_pv.xpv_pv); \
- SvCUR_set(sv, bytecode_pv.xpv_cur); \
- SvLEN_set(sv, bytecode_pv.xpv_len); \
+ SvPV_set(sv, bstate->bs_pv.xpv_pv); \
+ SvCUR_set(sv, bstate->bs_pv.xpv_cur); \
+ SvLEN_set(sv, bstate->bs_pv.xpv_len); \
} while (0)
#define BSET_av_extend(sv, arg) av_extend((AV*)sv, arg)
#define BSET_av_push(sv, arg) av_push((AV*)sv, arg)
#define BSET_hv_store(sv, arg) \
- hv_store((HV*)sv, bytecode_pv.xpv_pv, bytecode_pv.xpv_cur, arg, 0)
+ hv_store((HV*)sv, bstate->bs_pv.xpv_pv, bstate->bs_pv.xpv_cur, arg, 0)
#define BSET_pv_free(pv) Safefree(pv.xpv_pv)
#define BSET_pregcomp(o, arg) \
- ((PMOP*)o)->op_pmregexp = arg ? \
- CALLREGCOMP(aTHX_ arg, arg + bytecode_pv.xpv_cur, ((PMOP*)o)) : 0
+ (PM_SETRE(((PMOP*)o), (arg ? \
+ CALLREGCOMP(aTHX_ arg, arg + bstate->bs_pv.xpv_cur, ((PMOP*)o)) : 0)))
#define BSET_newsv(sv, arg) \
STMT_START { \
sv = (arg == SVt_PVAV ? (SV*)newAV() : \
} STMT_END
#define BSET_ret(foo) STMT_START { \
- if (bytecode_obj_list) \
- Safefree(bytecode_obj_list); \
- LEAVE; \
+ Safefree(bstate->bs_obj_list); \
return; \
} STMT_END
ENTER; \
SAVECOPFILE(&PL_compiling); \
SAVECOPLINE(&PL_compiling); \
- save_svref(&PL_rs); \
- sv_setsv(PL_rs, PL_nrs); \
if (!PL_beginav) \
PL_beginav = newAV(); \
av_push(PL_beginav, cv); \
av_store(PL_endav, 0, cv); \
} STMT_END
#define BSET_OBJ_STORE(obj, ix) \
- (I32)ix > bytecode_obj_list_fill ? \
- bset_obj_store(aTHXo_ obj, (I32)ix) : (bytecode_obj_list[ix] = obj)
-#define BYTECODE_HEADER_CHECK \
- STMT_START { \
- U32 sz; \
- strconst str; \
- char *badpart; \
- \
- BGET_U32(sz); /* Magic: 'PLBC' */ \
- if (sz != 0x43424c50) { \
- badpart = "bad magic"; \
- goto bch_fail; \
- } \
- BGET_strconst(str); /* archname */ \
- if (strNE(str, ARCHNAME)) { \
- badpart = "wrong architecture"; \
- goto bch_fail; \
- } \
- BGET_U32(sz); /* ivsize */ \
- if (sz != IVSIZE) { \
- badpart = "different IVSIZE"; \
- goto bch_fail; \
- } \
- BGET_U32(sz); /* ptrsize */ \
- if (sz != PTRSIZE) { \
- badpart = "different PTRSIZE"; \
- goto bch_fail; \
- } \
- BGET_strconst(str); /* byteorder */ \
- if (strNE(str, STRINGIFY(BYTEORDER))) { \
- badpart = "different byteorder"; \
- bch_fail: \
- Perl_croak(aTHX_ "Invalid bytecode for this architecture: %s\n", \
- badpart); \
- } \
+ (I32)ix > bstate->bs_obj_list_fill ? \
+ bset_obj_store(aTHX_ bstate, obj, (I32)ix) : (bstate->bs_obj_list[ix] = obj)
+
+/* NOTE: the bytecode header only sanity-checks the bytecode. If a script cares about
+ * what version of Perl it's being called under, it should do a 'require 5.6.0' or
+ * equivalent. However, since the header includes checks requiring an exact match in
+ * ByteLoader versions (we can't guarantee forward compatibility), you don't
+ * need to specify one:
+ * use ByteLoader;
+ * is all you need.
+ * -- BKS, June 2000
+*/
+
+#define HEADER_FAIL(f) \
+ Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f)
+#define HEADER_FAIL1(f, arg1) \
+ Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1)
+#define HEADER_FAIL2(f, arg1, arg2) \
+ Perl_croak(aTHX_ "Invalid bytecode for this architecture: " f, arg1, arg2)
+
+#define BYTECODE_HEADER_CHECK \
+ STMT_START { \
+ U32 sz = 0; \
+ strconst str; \
+ \
+ BGET_U32(sz); /* Magic: 'PLBC' */ \
+ if (sz != 0x43424c50) { \
+ HEADER_FAIL1("bad magic (want 0x43424c50, got %#x)", (int)sz); \
+ } \
+ BGET_strconst(str); /* archname */ \
+ if (strNE(str, ARCHNAME)) { \
+ HEADER_FAIL2("wrong architecture (want %s, you have %s)",str,ARCHNAME); \
+ } \
+ BGET_strconst(str); /* ByteLoader version */ \
+ if (strNE(str, VERSION)) { \
+ HEADER_FAIL2("mismatched ByteLoader versions (want %s, you have %s)", \
+ str, VERSION); \
+ } \
+ BGET_U32(sz); /* ivsize */ \
+ if (sz != IVSIZE) { \
+ HEADER_FAIL("different IVSIZE"); \
+ } \
+ BGET_U32(sz); /* ptrsize */ \
+ if (sz != PTRSIZE) { \
+ HEADER_FAIL("different PTRSIZE"); \
+ } \
+ BGET_strconst(str); /* byteorder */ \
+ if (strNE(str, STRINGIFY(BYTEORDER))) { \
+ HEADER_FAIL("different byteorder"); \
+ } \
} STMT_END