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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_dispatch.h
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@@ -29,7 +29,7 @@
_(floor) _(ceil) _(trunc) _(log) _(log10) _(exp) _(sin) _(cos) _(tan) \
_(asin) _(acos) _(atan) _(sinh) _(cosh) _(tanh) _(frexp) _(modf) _(atan2) \
_(pow) _(fmod) _(ldexp) \
_(lj_dispatch_call) _(lj_dispatch_ins) _(lj_err_throw) \
_(lj_dispatch_call) _(lj_dispatch_ins) _(lj_dispatch_profile) _(lj_err_throw)\
_(lj_ffh_coroutine_wrap_err) _(lj_func_closeuv) _(lj_func_newL_gc) \
_(lj_gc_barrieruv) _(lj_gc_step) _(lj_gc_step_fixtop) _(lj_meta_arith) \
_(lj_meta_call) _(lj_meta_cat) _(lj_meta_comp) _(lj_meta_equal) \
@@ -110,7 +110,9 @@ LJ_FUNC void lj_dispatch_update(global_State *g);
/* Instruction dispatch callback for hooks or when recording. */
LJ_FUNCA void LJ_FASTCALL lj_dispatch_ins(lua_State *L, const BCIns *pc);
LJ_FUNCA ASMFunction LJ_FASTCALL lj_dispatch_call(lua_State *L, const BCIns*pc);
LJ_FUNCA void LJ_FASTCALL lj_dispatch_return(lua_State *L, const BCIns *pc);
#if LJ_HASPROFILE
LJ_FUNCA void LJ_FASTCALL lj_dispatch_profile(lua_State *L, const BCIns *pc);
#endif
#if LJ_HASFFI && !defined(_BUILDVM_H)
/* Save/restore errno and GetLastError() around hooks, exits and recording. */