diff options
Diffstat (limited to 'op.h')
| -rw-r--r-- | op.h | 56 |
1 files changed, 53 insertions, 3 deletions
@@ -124,9 +124,10 @@ Deprecated. Use C<GIMME_V> instead. /* On OP_SMARTMATCH, an implicit smartmatch */ /* On OP_ANONHASH and OP_ANONLIST, create a reference to the new anon hash or array */ - /* On OP_HELEM and OP_HSLICE, localization will be followed - by assignment, so do not wipe the target if it is special - (e.g. a glob or a magic SV) */ + /* On OP_HELEM, OP_MULTIDEREF and OP_HSLICE, + localization will be followed by assignment, + so do not wipe the target if it is special + (e.g. a glob or a magic SV) */ /* On OP_MATCH, OP_SUBST & OP_TRANS, the operand of a logical or conditional that was optimised away, so it should @@ -177,6 +178,14 @@ typedef union { UV uv; } UNOP_AUX_item; +#ifdef USE_ITHREADS +# define UNOP_AUX_item_sv(item) PAD_SVl((item)->pad_offset); +#else +# define UNOP_AUX_item_sv(item) ((item)->sv); +#endif + + + struct op { BASEOP @@ -988,6 +997,47 @@ Sets the sibling of o to sib # define OP_CHECK_MUTEX_TERM NOOP #endif + +/* Stuff for OP_MULTDEREF/pp_multideref. */ + +/* actions */ + +/* Load another word of actions/flag bits. Must be 0 */ +#define MDEREF_reload 0 + +#define MDEREF_AV_pop_rv2av_aelem 1 +#define MDEREF_AV_gvsv_vivify_rv2av_aelem 2 +#define MDEREF_AV_padsv_vivify_rv2av_aelem 3 +#define MDEREF_AV_vivify_rv2av_aelem 4 +#define MDEREF_AV_padav_aelem 5 +#define MDEREF_AV_gvav_aelem 6 + +#define MDEREF_HV_pop_rv2hv_helem 8 +#define MDEREF_HV_gvsv_vivify_rv2hv_helem 9 +#define MDEREF_HV_padsv_vivify_rv2hv_helem 10 +#define MDEREF_HV_vivify_rv2hv_helem 11 +#define MDEREF_HV_padhv_helem 12 +#define MDEREF_HV_gvhv_helem 13 + +#define MDEREF_ACTION_MASK 0xf + +/* key / index type */ + +#define MDEREF_INDEX_none 0x00 /* run external ops to generate index */ +#define MDEREF_INDEX_const 0x10 /* index is const PV/UV */ +#define MDEREF_INDEX_padsv 0x20 /* index is lexical var */ +#define MDEREF_INDEX_gvsv 0x30 /* index is GV */ + +#define MDEREF_INDEX_MASK 0x30 + +/* bit flags */ + +#define MDEREF_FLAG_last 0x40 /* the last [ah]elem; PL_op flags apply */ + +#define MDEREF_MASK 0x7F +#define MDEREF_SHIFT 7 + + /* * Local variables: * c-indentation-style: bsd |