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Add low-overhead profiler. Part 1: interpreter, low-level C API.

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This commit is contained in:
Mike Pall
2013-09-02 01:49:19 +02:00
parent 19c2dd17db
commit 4dce22c40d
18 changed files with 558 additions and 33 deletions
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6
src/lj_debug.h
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@@ -32,7 +32,7 @@ LJ_FUNC const char *lj_debug_uvname(GCproto *pt, uint32_t idx);
LJ_FUNC const char *lj_debug_uvnamev(cTValue *o, uint32_t idx, TValue **tvp);
LJ_FUNC const char *lj_debug_slotname(GCproto *pt, const BCIns *pc,
BCReg slot, const char **name);
LJ_FUNC const char *lj_debug_funcname(lua_State *L, TValue *frame,
LJ_FUNC const char *lj_debug_funcname(lua_State *L, cTValue *frame,
const char **name);
LJ_FUNC void lj_debug_shortname(char *out, GCstr *str, BCLine line);
LJ_FUNC void lj_debug_addloc(lua_State *L, const char *msg,
@@ -40,6 +40,10 @@ LJ_FUNC void lj_debug_addloc(lua_State *L, const char *msg,
LJ_FUNC void lj_debug_pushloc(lua_State *L, GCproto *pt, BCPos pc);
LJ_FUNC int lj_debug_getinfo(lua_State *L, const char *what, lj_Debug *ar,
int ext);
#if LJ_HASPROFILE
LJ_FUNC void lj_debug_dumpstack(lua_State *L, SBuf *sb, const char *fmt,
int depth);
#endif
/* Fixed internal variable names. */
#define VARNAMEDEF(_) \