X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=op.h;h=d72c52e77c51f0c32bb98020fc7380cdcfa642d3;hb=40996b7810cf32994b2b30ccaee4f9d870d60be0;hp=e957e1b361efa53d05e4d58b4560fda5e20f6fbe;hpb=fbb0b3b383a878902acf90a09bf05a52493ef56c;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/op.h b/op.h
index e957e1b..d72c52e 100644
--- a/op.h
+++ b/op.h
@@ -1,7 +1,7 @@
 /*    op.h
  *
  *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- *    2000, 2001, 2002, 2003, by Larry Wall and others
+ *    2000, 2001, 2002, 2003, 2004, by Larry Wall and others
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
@@ -17,6 +17,12 @@
  *			parent takes over role of remembering starting op.)
  *	op_ppaddr	Pointer to current ppcode's function.
  *	op_type		The type of the operation.
+ *	op_opt		Whether or not the op has been optimised by the
+ *			peephole optimiser.
+ *	op_static	Whether or not the op is statically defined.
+ *			This flag is used by the B::C compiler backend
+ *			and indicates that the op should not be freed.
+ *	op_spare	Five spare bits!
  *	op_flags	Flags common to all operations.  See OPf_* below.
  *	op_private	Flags peculiar to a particular operation (BUT,
  *			by default, set to the number of children until
@@ -38,8 +44,10 @@
     OP*		op_sibling;		\
     OP*		(CPERLscope(*op_ppaddr))(pTHX);		\
     PADOFFSET	op_targ;		\
-    OPCODE	op_type;		\
-    U16		op_seq;			\
+    unsigned	op_type:9;		\
+    unsigned	op_opt:1;		\
+    unsigned	op_static:1;		\
+    unsigned	op_spare:5;		\
     U8		op_flags;		\
     U8		op_private;
 #endif
@@ -100,6 +108,7 @@ Deprecated.  Use C<GIMME_V> instead.
 				/*  On RV2[SG]V, don't create GV--in defined()*/
 				/*  On OP_DBSTATE, indicates breakpoint
 				 *    (runtime property) */
+				/*  On OP_AELEMFAST, indiciates pad var */
 
 /* old names; don't use in new code, but don't break them, either */
 #define OPf_LIST	OPf_WANT_LIST
@@ -144,8 +153,8 @@ Deprecated.  Use C<GIMME_V> instead.
 /* Private for OP_REPEAT */
 #define OPpREPEAT_DOLIST	64	/* List replication. */
 
-/* Private for OP_RV2?V, OP_?ELEM */
-#define OPpDEREF		(32|64)	/* Want ref to something: */
+/* Private for OP_RV2GV, OP_RV2SV, OP_AELEM, OP_HELEM, OP_PADSV */
+#define OPpDEREF		(32|64)	/* autovivify: Want ref to something: */
 #define OPpDEREF_AV		32	/*   Want ref to AV. */
 #define OPpDEREF_HV		64	/*   Want ref to HV. */
 #define OPpDEREF_SV		(32|64)	/*   Want ref to SV. */
@@ -171,7 +180,11 @@ Deprecated.  Use C<GIMME_V> instead.
   /* (lower bits may carry MAXARG) */
 #define OPpTARGET_MY		16	/* Target is PADMY. */
 
+/* Private for OP_ENTERITER and OP_ITER */
+#define OPpITER_REVERSED	4	/* for (reverse ...) */
+
 /* Private for OP_CONST */
+#define	OPpCONST_SHORTCIRCUIT	4	/* eg the constant 5 in (5 || foo) */
 #define	OPpCONST_STRICT		8	/* bearword subject to strict 'subs' */
 #define OPpCONST_ENTERED	16	/* Has been entered as symbol. */
 #define OPpCONST_ARYBASE	32	/* Was a $[ translated to constant. */
@@ -193,7 +206,9 @@ Deprecated.  Use C<GIMME_V> instead.
 /* Private for OP_SORT */
 #define OPpSORT_NUMERIC		1	/* Optimized away { $a <=> $b } */
 #define OPpSORT_INTEGER		2	/* Ditto while under "use integer" */
-#define OPpSORT_REVERSE		4	/* Descending sort */
+#define OPpSORT_REVERSE		4	/* Reversed sort */
+#define OPpSORT_INPLACE		8	/* sort in-place; eg @a = sort @a */
+#define OPpSORT_DESCEND		16	/* Descending sort */
 /* Private for OP_THREADSV */
 #define OPpDONE_SVREF		64	/* Been through newSVREF once */