diff options
author | Felix Fietkau <nbd@openwrt.org> | 2008-08-24 14:28:04 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2008-08-24 14:28:04 +0000 |
commit | 858021bb550a1f7d39f8d1c8181a70cfd39bbdb4 (patch) | |
tree | dd344cbf0d9a0c21666b21208a94bf7111d8ccdd /package/lua/patches | |
parent | f58e3fe78bf5842f526574f4f4635eccf56a500f (diff) | |
download | master-187ad058-858021bb550a1f7d39f8d1c8181a70cfd39bbdb4.tar.gz master-187ad058-858021bb550a1f7d39f8d1c8181a70cfd39bbdb4.tar.bz2 master-187ad058-858021bb550a1f7d39f8d1c8181a70cfd39bbdb4.zip |
lua: remove an unnecessary check and replace switch (GET_OPCODE(i)) as well (thx, lars)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12381 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/lua/patches')
-rw-r--r-- | package/lua/patches/300-opcode_performance.patch | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/package/lua/patches/300-opcode_performance.patch b/package/lua/patches/300-opcode_performance.patch index dbc89a8ed0..f6204ae19b 100644 --- a/package/lua/patches/300-opcode_performance.patch +++ b/package/lua/patches/300-opcode_performance.patch @@ -10,15 +10,13 @@ /* * If 'obj' is a string, it is tried to be interpreted as a number. -@@ -562,12 +565,65 @@ +@@ -562,12 +565,63 @@ ARITH_OP1_END #endif +#ifdef COMPUTED_GOTO +#define OPCODE_TARGET(op) DO_OP_##op: -+#define CALL_OPCODE(op) \ -+ if ((op < sizeof(opcodes) / sizeof(opcodes[0])) && opcodes[op]) \ -+ goto *opcodes[op]; ++#define CALL_OPCODE(op) goto *opcodes[op]; +#define OPCODE_PTR(op) [OP_##op] = &&DO_OP_##op +#else +#define OPCODE_TARGET(op) case OP_##op: @@ -76,11 +74,13 @@ reentry: /* entry point */ lua_assert(isLua(L->ci)); pc = L->savedpc; -@@ -593,32 +649,32 @@ +@@ -592,33 +646,33 @@ + lua_assert(base == L->base && L->base == L->ci->base); lua_assert(base <= L->top && L->top <= L->stack + L->stacksize); lua_assert(L->top == L->ci->top || luaG_checkopenop(i)); - switch (GET_OPCODE(i)) { +- switch (GET_OPCODE(i)) { - case OP_MOVE: { ++ CALL_OPCODE(GET_OPCODE(i)) { + OPCODE_TARGET(MOVE) { setobjs2s(L, ra, RB(i)); continue; @@ -115,7 +115,7 @@ TValue g; TValue *rb = KBx(i); sethvalue(L, &g, cl->env); -@@ -626,88 +682,88 @@ +@@ -626,88 +680,88 @@ Protect(luaV_gettable(L, &g, rb, ra)); continue; } @@ -219,7 +219,7 @@ const TValue *rb = RB(i); switch (ttype(rb)) { case LUA_TTABLE: { -@@ -727,18 +783,18 @@ +@@ -727,18 +781,18 @@ } continue; } @@ -241,7 +241,7 @@ TValue *rb = RKB(i); TValue *rc = RKC(i); Protect( -@@ -748,7 +804,7 @@ +@@ -748,7 +802,7 @@ pc++; continue; } @@ -250,7 +250,7 @@ Protect( if (luaV_lessthan(L, RKB(i), RKC(i)) == GETARG_A(i)) dojump(L, pc, GETARG_sBx(*pc)); -@@ -756,7 +812,7 @@ +@@ -756,7 +810,7 @@ pc++; continue; } @@ -259,7 +259,7 @@ Protect( if (lessequal(L, RKB(i), RKC(i)) == GETARG_A(i)) dojump(L, pc, GETARG_sBx(*pc)); -@@ -764,13 +820,13 @@ +@@ -764,13 +818,13 @@ pc++; continue; } @@ -275,7 +275,7 @@ TValue *rb = RB(i); if (l_isfalse(rb) != GETARG_C(i)) { setobjs2s(L, ra, rb); -@@ -779,7 +835,7 @@ +@@ -779,7 +833,7 @@ pc++; continue; } @@ -284,7 +284,7 @@ int b = GETARG_B(i); int nresults = GETARG_C(i) - 1; if (b != 0) L->top = ra+b; /* else previous instruction set top */ -@@ -800,7 +856,7 @@ +@@ -800,7 +854,7 @@ } } } @@ -293,7 +293,7 @@ int b = GETARG_B(i); if (b != 0) L->top = ra+b; /* else previous instruction set top */ L->savedpc = pc; -@@ -832,7 +888,7 @@ +@@ -832,7 +886,7 @@ } } } @@ -302,7 +302,7 @@ int b = GETARG_B(i); if (b != 0) L->top = ra+b-1; if (L->openupval) luaF_close(L, base); -@@ -847,7 +903,7 @@ +@@ -847,7 +901,7 @@ goto reentry; } } @@ -311,7 +311,7 @@ /* If start,step and limit are all integers, we don't need to check * against overflow in the looping. */ -@@ -875,7 +931,7 @@ +@@ -875,7 +929,7 @@ } continue; } @@ -320,7 +320,7 @@ const TValue *init = ra; const TValue *plimit = ra+1; const TValue *pstep = ra+2; -@@ -898,7 +954,7 @@ +@@ -898,7 +952,7 @@ dojump(L, pc, GETARG_sBx(i)); continue; } @@ -329,7 +329,7 @@ StkId cb = ra + 3; /* call base */ setobjs2s(L, cb+2, ra+2); setobjs2s(L, cb+1, ra+1); -@@ -914,7 +970,7 @@ +@@ -914,7 +968,7 @@ pc++; continue; } @@ -338,7 +338,7 @@ int n = GETARG_B(i); int c = GETARG_C(i); int last; -@@ -936,11 +992,11 @@ +@@ -936,11 +990,11 @@ } continue; } @@ -352,7 +352,7 @@ Proto *p; Closure *ncl; int nup, j; -@@ -960,7 +1016,7 @@ +@@ -960,7 +1014,7 @@ Protect(luaC_checkGC(L)); continue; } |