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#define DOOP(ppname) PUTBACK; PL_op = ppname(ARGS); SPAGAIN
#define PP_LIST(g) do { \
dMARK; \
if (g != G_ARRAY) { \
if (++MARK <= SP) \
*MARK = *SP; \
else \
*MARK = &PL_sv_undef; \
SP = MARK; \
} \
} while (0)
#define MAYBE_TAINT_SASSIGN_SRC(sv) \
if (PL_tainting && PL_tainted && (!SvGMAGICAL(left) || !SvSMAGICAL(left) || \
!((mg=mg_find(left, 't')) && mg->mg_len & 1)))\
TAINT_NOT
#define PP_PREINC(sv) do { \
if (SvIOK(sv)) { \
++SvIVX(sv); \
SvFLAGS(sv) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); \
} \
else \
sv_inc(sv); \
SvSETMAGIC(sv); \
} while (0)
#define PP_UNSTACK do { \
TAINT_NOT; \
PL_stack_sp = PL_stack_base + cxstack[cxstack_ix].blk_oldsp; \
FREETMPS; \
oldsave = PL_scopestack[PL_scopestack_ix - 1]; \
LEAVE_SCOPE(oldsave); \
SPAGAIN; \
} while(0)
/* Anyone using eval "" deserves this mess */
#define PP_EVAL(ppaddr, nxt) do { \
dJMPENV; \
int ret; \
PUTBACK; \
JMPENV_PUSH(ret); \
switch (ret) { \
case 0: \
PL_op = ppaddr(ARGS); \
PL_retstack[PL_retstack_ix - 1] = Nullop; \
if (PL_op != nxt) CALLRUNOPS(); \
JMPENV_POP; \
break; \
case 1: JMPENV_POP; JMPENV_JUMP(1); \
case 2: JMPENV_POP; JMPENV_JUMP(2); \
case 3: \
JMPENV_POP; \
if (PL_restartop != nxt) \
JMPENV_JUMP(3); \
} \
PL_op = nxt; \
SPAGAIN; \
} while (0)
#define B_JMPENV_PUSH(cur_env,v) \
STMT_START { \
cur_env.je_prev = PL_top_env; \
OP_REG_TO_MEM; \
cur_env.je_ret = PerlProc_setjmp(cur_env.je_buf, 1); \
OP_MEM_TO_REG; \
PL_top_env = &cur_env; \
cur_env.je_mustcatch = FALSE; \
(v) = cur_env.je_ret; \
} STMT_END
#define B_JMPENV_POP(cur_env) \
STMT_START { PL_top_env = cur_env.je_prev; } STMT_END
#define B_JMPENV_JUMP(cur_env,v) \
STMT_START { \
OP_REG_TO_MEM; \
if (PL_top_env->je_prev) \
PerlProc_longjmp(PL_top_env->je_buf, (v)); \
if ((v) == 2) \
PerlProc_exit(STATUS_NATIVE_EXPORT); \
PerlIO_printf(PerlIO_stderr(), "panic: top_env\n"); \
PerlProc_exit(1); \
} STMT_END
#define PP_ENTERTRY(jmpbuf,label) { \
int ret; \
B_JMPENV_PUSH(jmpbuf,ret); \
switch (ret) { \
case 1: B_JMPENV_POP(jmpbuf); B_JMPENV_JUMP(jmpbuf,1); \
case 2: B_JMPENV_POP(jmpbuf); B_JMPENV_JUMP(jmpbuf,2); \
case 3: B_JMPENV_POP(jmpbuf); SPAGAIN; goto label;\
} \
} while (0)
#define PP_LEAVETRY PL_top_env=PL_top_env->je_prev
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