X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/601cee3b44d5dc2533c9ca9da3e2820c4464c2af..5a279aa01b85454d24e44898e581820d24e712b3:/scope.h diff --git a/scope.h b/scope.h index bc80b97..f8df5b4 100644 --- a/scope.h +++ b/scope.h @@ -49,14 +49,23 @@ #define SAVEt_BOOL 38 #define SAVEt_SET_SVFLAGS 39 #define SAVEt_SAVESWITCHSTACK 40 -#define SAVEt_COP_ARYBASE 41 #define SAVEt_RE_STATE 42 #define SAVEt_COMPILE_WARNINGS 43 #define SAVEt_STACK_CXPOS 44 #define SAVEt_PARSER 45 +#define SAVEt_ADELETE 46 +#define SAVEt_I32_SMALL 47 +#define SAVEt_INT_SMALL 48 +#define SAVEt_GVSV 49 +#define SAVEt_FREECOPHH 50 #define SAVEf_SETMAGIC 1 +#define SAVEf_KEEPOLDELEM 2 +#define SAVE_TIGHT_SHIFT 6 +#define SAVE_MASK 0x3F + +#define save_aelem(av,idx,sptr) save_aelem_flags(av,idx,sptr,SAVEf_SETMAGIC) #define save_helem(hv,key,sptr) save_helem_flags(hv,key,sptr,SAVEf_SETMAGIC) #ifndef SCOPE_SAVES_SIGNAL_MASK @@ -69,6 +78,7 @@ #define SSPUSHLONG(i) (PL_savestack[PL_savestack_ix++].any_long = (long)(i)) #define SSPUSHBOOL(p) (PL_savestack[PL_savestack_ix++].any_bool = (p)) #define SSPUSHIV(i) (PL_savestack[PL_savestack_ix++].any_iv = (IV)(i)) +#define SSPUSHUV(u) (PL_savestack[PL_savestack_ix++].any_uv = (UV)(u)) #define SSPUSHPTR(p) (PL_savestack[PL_savestack_ix++].any_ptr = (void*)(p)) #define SSPUSHDPTR(p) (PL_savestack[PL_savestack_ix++].any_dptr = (p)) #define SSPUSHDXPTR(p) (PL_savestack[PL_savestack_ix++].any_dxptr = (p)) @@ -76,6 +86,7 @@ #define SSPOPLONG (PL_savestack[--PL_savestack_ix].any_long) #define SSPOPBOOL (PL_savestack[--PL_savestack_ix].any_bool) #define SSPOPIV (PL_savestack[--PL_savestack_ix].any_iv) +#define SSPOPUV (PL_savestack[--PL_savestack_ix].any_uv) #define SSPOPPTR (PL_savestack[--PL_savestack_ix].any_ptr) #define SSPOPDPTR (PL_savestack[--PL_savestack_ix].any_dptr) #define SSPOPDXPTR (PL_savestack[--PL_savestack_ix].any_dxptr) @@ -97,6 +108,20 @@ Opening bracket on a callback. See C and L. =for apidoc Ams||LEAVE Closing bracket on a callback. See C and L. +=over + +=item ENTER_with_name(name) + +Same as C, but when debugging is enabled it also associates the +given literal string with the new scope. + +=item LEAVE_with_name(name) + +Same as C, but when debugging is enabled it first checks that the +scope has the given name. Name must be a literal string. + +=back + =cut */ @@ -114,9 +139,28 @@ Closing bracket on a callback. See C and L. DEBUG_SCOPE("LEAVE") \ pop_scope(); \ } STMT_END +#define ENTER_with_name(name) \ + STMT_START { \ + push_scope(); \ + if (PL_scopestack_name) \ + PL_scopestack_name[PL_scopestack_ix-1] = name; \ + DEBUG_SCOPE("ENTER \"" name "\"") \ + } STMT_END +#define LEAVE_with_name(name) \ + STMT_START { \ + DEBUG_SCOPE("LEAVE \"" name "\"") \ + if (PL_scopestack_name) { \ + assert(((char*)PL_scopestack_name[PL_scopestack_ix-1] \ + == (char*)name) \ + || strEQ(PL_scopestack_name[PL_scopestack_ix-1], name)); \ + } \ + pop_scope(); \ + } STMT_END #else #define ENTER push_scope() #define LEAVE pop_scope() +#define ENTER_with_name(name) ENTER +#define LEAVE_with_name(name) LEAVE #endif #define LEAVE_SCOPE(old) if (PL_savestack_ix > old) leave_scope(old) @@ -126,7 +170,7 @@ Closing bracket on a callback. See C and L. #define SAVEINT(i) save_int((int*)&(i)) #define SAVEIV(i) save_iv((IV*)&(i)) #define SAVELONG(l) save_long((long*)&(l)) -#define SAVEBOOL(b) save_bool((bool*)&(b)) +#define SAVEBOOL(b) save_bool(&(b)) #define SAVESPTR(s) save_sptr((SV**)&(s)) #define SAVEPPTR(s) save_pptr((char**)&(s)) #define SAVEVPTR(s) save_vptr((void*)&(s)) @@ -140,8 +184,13 @@ Closing bracket on a callback. See C and L. #define SAVEGENERICPV(s) save_generic_pvref((char**)&(s)) #define SAVESHAREDPV(s) save_shared_pvref((char**)&(s)) #define SAVESETSVFLAGS(sv,mask,val) save_set_svflags(sv,mask,val) +#define SAVEFREECOPHH(h) save_pushptr((void *)(h), SAVEt_FREECOPHH) #define SAVEDELETE(h,k,l) \ save_delete(MUTABLE_HV(h), (char*)(k), (I32)(l)) +#define SAVEHDELETE(h,s) \ + save_hdelete(MUTABLE_HV(h), (s)) +#define SAVEADELETE(a,k) \ + save_adelete(MUTABLE_AV(a), (I32)(k)) #define SAVEDESTRUCTOR(f,p) \ save_destructor((DESTRUCTORFUNC_NOCONTEXT_t)(f), (void*)(p)) @@ -152,27 +201,12 @@ Closing bracket on a callback. See C and L. STMT_START { \ SSCHECK(2); \ SSPUSHINT(PL_stack_sp - PL_stack_base); \ - SSPUSHINT(SAVEt_STACK_POS); \ + SSPUSHUV(SAVEt_STACK_POS); \ } STMT_END #define SAVEOP() save_op() -#define SAVEHINTS() \ - STMT_START { \ - if (PL_compiling.cop_hints_hash) { \ - HINTS_REFCNT_LOCK; \ - PL_compiling.cop_hints_hash->refcounted_he_refcnt++; \ - HINTS_REFCNT_UNLOCK; \ - } \ - SSCHECK(4); \ - if (PL_hints & HINT_LOCALIZE_HH) { \ - SSPUSHPTR(GvHV(PL_hintgv)); \ - GvHV(PL_hintgv) = Perl_hv_copy_hints_hv(aTHX_ GvHV(PL_hintgv)); \ - } \ - SSPUSHINT(PL_hints); \ - SSPUSHPTR(PL_compiling.cop_hints_hash); \ - SSPUSHINT(SAVEt_HINTS); \ - } STMT_END +#define SAVEHINTS() save_hints() #define SAVECOMPPAD() save_pushptr(MUTABLE_SV(PL_comppad), SAVEt_COMPPAD) @@ -183,8 +217,6 @@ Closing bracket on a callback. See C and L. PL_curstackinfo->si_stack = (t); \ } STMT_END -#define SAVECOPARYBASE(c) save_pushi32ptr(CopARYBASE_get(c), c, SAVEt_COP_ARYBASE); - /* Need to do the cop warnings like this, rather than a "SAVEFREESHAREDPV", because realloc() means that the value can actually change. Possibly could have done savefreesharedpvREF, but this way actually seems cleaner, @@ -197,19 +229,18 @@ Closing bracket on a callback. See C and L. SSCHECK(3); \ SSPUSHINT(cxstack[cxstack_ix].blk_oldsp); \ SSPUSHINT(cxstack_ix); \ - SSPUSHINT(SAVEt_STACK_CXPOS); \ + SSPUSHUV(SAVEt_STACK_CXPOS); \ } STMT_END #define SAVEPARSER(p) save_pushptr((p), SAVEt_PARSER) #ifdef USE_ITHREADS -# define SAVECOPSTASH(c) SAVEPPTR(CopSTASHPV(c)) -# define SAVECOPSTASH_FREE(c) SAVESHAREDPV(CopSTASHPV(c)) +# define SAVECOPSTASH_FREE(c) SAVEIV((c)->cop_stashoff) # define SAVECOPFILE(c) SAVEPPTR(CopFILE(c)) # define SAVECOPFILE_FREE(c) SAVESHAREDPV(CopFILE(c)) #else -# define SAVECOPSTASH(c) SAVESPTR(CopSTASH(c)) -# define SAVECOPSTASH_FREE(c) SAVECOPSTASH(c) /* XXX not refcounted */ +# /* XXX not refcounted */ +# define SAVECOPSTASH_FREE(c) SAVESPTR(CopSTASH(c)) # define SAVECOPFILE(c) SAVESPTR(CopFILEGV(c)) # define SAVECOPFILE_FREE(c) SAVEGENERICSV(CopFILEGV(c)) #endif @@ -221,7 +252,7 @@ Closing bracket on a callback. See C and L. * pointer would get broken if the savestack is moved on reallocation. * SSNEWa() works like SSNEW(), but also aligns the data to the specified * number of bytes. MEM_ALIGNBYTES is perhaps the most useful. The - * alignment will be preserved therough savestack reallocation *only* if + * alignment will be preserved through savestack reallocation *only* if * realloc returns data aligned to a size divisible by "align"! * * SSPTR() converts the index returned by SSNEW/SSNEWa() into a pointer. @@ -230,7 +261,7 @@ Closing bracket on a callback. See C and L. #define SSNEW(size) Perl_save_alloc(aTHX_ (size), 0) #define SSNEWt(n,t) SSNEW((n)*sizeof(t)) #define SSNEWa(size,align) Perl_save_alloc(aTHX_ (size), \ - (align - ((int)((caddr_t)&PL_savestack[PL_savestack_ix]) % align)) % align) + (I32)(align - ((size_t)((caddr_t)&PL_savestack[PL_savestack_ix]) % align)) % align) #define SSNEWat(n,t,align) SSNEWa((n)*sizeof(t), align) #define SSPTR(off,type) ((type) ((char*)PL_savestack + off)) @@ -238,7 +269,21 @@ Closing bracket on a callback. See C and L. #define save_freesv(op) save_pushptr((void *)(op), SAVEt_FREESV) #define save_mortalizesv(op) save_pushptr((void *)(op), SAVEt_MORTALIZESV) -#define save_freeop(op) save_pushptr((void *)(op), SAVEt_FREEOP) +#if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) +# define save_freeop(op) \ + ({ \ + OP * const _o = (OP *)(op); \ + _o->op_savefree = 1; \ + save_pushptr((void *)(_o), SAVEt_FREEOP); \ + }) +#else +# define save_freeop(op) \ + ( \ + PL_Xpv = (XPV *)(op), \ + ((OP *)PL_Xpv)->op_savefree = 1, \ + save_pushptr((void *)(PL_Xpv), SAVEt_FREEOP) \ + ) +#endif #define save_freepv(pv) save_pushptr((void *)(pv), SAVEt_FREEPV) #define save_op() save_pushptr((void *)(PL_op), SAVEt_OP) @@ -246,8 +291,8 @@ Closing bracket on a callback. See C and L. * Local variables: * c-indentation-style: bsd * c-basic-offset: 4 - * indent-tabs-mode: t + * indent-tabs-mode: nil * End: * - * ex: set ts=8 sts=4 sw=4 noet: + * ex: set ts=8 sts=4 sw=4 et: */