DrSocalkwe3n/luajit
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Add cross-32/64 bit and deterministic bytecode generation.

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Contributed by Peter Cawley. #993 #1008
This commit is contained in:
Mike Pall
2024-01-22 19:06:36 +01:00
parent c525bcb902
commit 4b90f6c4d7
16 changed files with 306 additions and 132 deletions
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26
src/lib_jit.c
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@@ -161,24 +161,6 @@ LJLIB_PUSH(top-2) LJLIB_SET(version)
/* -- Reflection API for Lua functions ------------------------------------ */
/* Return prototype of first argument (Lua function or prototype object) */
static GCproto *check_Lproto(lua_State *L, int nolua)
{
TValue *o = L->base;
if (L->top > o) {
if (tvisproto(o)) {
return protoV(o);
} else if (tvisfunc(o)) {
if (isluafunc(funcV(o)))
return funcproto(funcV(o));
else if (nolua)
return NULL;
}
}
lj_err_argt(L, 1, LUA_TFUNCTION);
return NULL; /* unreachable */
}
static void setintfield(lua_State *L, GCtab *t, const char *name, int32_t val)
{
setintV(lj_tab_setstr(L, t, lj_str_newz(L, name)), val);
@@ -187,7 +169,7 @@ static void setintfield(lua_State *L, GCtab *t, const char *name, int32_t val)
/* local info = jit.util.funcinfo(func [,pc]) */
LJLIB_CF(jit_util_funcinfo)
{
GCproto *pt = check_Lproto(L, 1);
GCproto *pt = lj_lib_checkLproto(L, 1, 1);
if (pt) {
BCPos pc = (BCPos)lj_lib_optint(L, 2, 0);
GCtab *t;
@@ -229,7 +211,7 @@ LJLIB_CF(jit_util_funcinfo)
/* local ins, m = jit.util.funcbc(func, pc) */
LJLIB_CF(jit_util_funcbc)
{
GCproto *pt = check_Lproto(L, 0);
GCproto *pt = lj_lib_checkLproto(L, 1, 0);
BCPos pc = (BCPos)lj_lib_checkint(L, 2);
if (pc < pt->sizebc) {
BCIns ins = proto_bc(pt)[pc];
@@ -246,7 +228,7 @@ LJLIB_CF(jit_util_funcbc)
/* local k = jit.util.funck(func, idx) */
LJLIB_CF(jit_util_funck)
{
GCproto *pt = check_Lproto(L, 0);
GCproto *pt = lj_lib_checkLproto(L, 1, 0);
ptrdiff_t idx = (ptrdiff_t)lj_lib_checkint(L, 2);
if (idx >= 0) {
if (idx < (ptrdiff_t)pt->sizekn) {
@@ -266,7 +248,7 @@ LJLIB_CF(jit_util_funck)
/* local name = jit.util.funcuvname(func, idx) */
LJLIB_CF(jit_util_funcuvname)
{
GCproto *pt = check_Lproto(L, 0);
GCproto *pt = lj_lib_checkLproto(L, 1, 0);
uint32_t idx = (uint32_t)lj_lib_checkint(L, 2);
if (idx < pt->sizeuv) {
setstrV(L, L->top-1, lj_str_newz(L, lj_debug_uvname(pt, idx)));