more uniform treatment to opcode variants.
This commit is contained in:
Roberto Ierusalimschy
113
lopcodes.h
113
lopcodes.h
@@ -1,5 +1,5 @@
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/*
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** $Id: lopcodes.h,v 1.6 1997/10/01 20:05:34 roberto Exp roberto $
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** $Id: lopcodes.h,v 1.7 1997/10/06 14:51:11 roberto Exp roberto $
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** Opcodes for Lua virtual machine
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** See Copyright Notice in lua.h
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*/
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@@ -9,9 +9,9 @@
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/*
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** NOTICE: variants of the same opcode (like PUSH0, PUSHBYTE, PUSHWORD) must
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** be consecutive: First, those with built-in parameters, then with byte
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** parameter and last with word parameter.
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** NOTICE: variants of the same opcode must be consecutive: First, those
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** with byte parameter, then with built-in parameters, and last with
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** word parameter.
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*/
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@@ -20,15 +20,16 @@ typedef enum {
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-----------------------------------------------------------------------------*/
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ENDCODE,/* - - - */
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PUSHNIL,/* - - nil */
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PUSHNILS,/* b - nil_1...nil_b */
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PUSHNIL,/* b - nil_0...nil_b */
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PUSHNIL0,/* - - nil */
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PUSH0,/* - - 0.0 */
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PUSH1,/* - - 1.0 */
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PUSH2,/* - - 2.0 */
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PUSHBYTE,/* b - (float)b */
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PUSHWORD,/* w - (float)w */
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PUSHNUMBER,/* b - (float)b */
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PUSHNUMBER0,/* - - 0.0 */
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PUSHNUMBER1,/* - - 1.0 */
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PUSHNUMBER2,/* - - 2.0 */
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PUSHNUMBERW,/* w - (float)w */
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PUSHCONSTANT,/* b - CNST[b] */
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PUSHCONSTANT0,/*- - CNST[0] */
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PUSHCONSTANT1,/*- - CNST[1] */
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PUSHCONSTANT2,/*- - CNST[2] */
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@@ -37,15 +38,13 @@ PUSHCONSTANT4,/*- - CNST[4] */
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PUSHCONSTANT5,/*- - CNST[5] */
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PUSHCONSTANT6,/*- - CNST[6] */
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PUSHCONSTANT7,/*- - CNST[7] */
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PUSHCONSTANT8,/*- - CNST[8] */
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PUSHCONSTANT9,/*- - CNST[9] */
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PUSHCONSTANTB,/*b - CNST[b] */
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PUSHCONSTANT,/* w - CNST[w] */
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PUSHCONSTANTW,/*w - CNST[w] */
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PUSHUPVALUE,/* b - Closure[b] */
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PUSHUPVALUE0,/* - - Closure[0] */
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PUSHUPVALUE1,/* - - Closure[1] */
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PUSHUPVALUE,/* b - Closure[b] */
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PUSHLOCAL,/* b - LOC[b] */
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PUSHLOCAL0,/* - - LOC[0] */
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PUSHLOCAL1,/* - - LOC[1] */
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PUSHLOCAL2,/* - - LOC[2] */
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@@ -54,10 +53,8 @@ PUSHLOCAL4,/* - - LOC[4] */
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PUSHLOCAL5,/* - - LOC[5] */
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PUSHLOCAL6,/* - - LOC[6] */
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PUSHLOCAL7,/* - - LOC[7] */
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PUSHLOCAL8,/* - - LOC[8] */
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PUSHLOCAL9,/* - - LOC[9] */
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PUSHLOCAL,/* b - LOC[b] */
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GETGLOBAL,/* b - VAR[CNST[b]] */
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GETGLOBAL0,/* - - VAR[CNST[0]] */
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GETGLOBAL1,/* - - VAR[CNST[1]] */
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GETGLOBAL2,/* - - VAR[CNST[2]] */
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@@ -66,19 +63,19 @@ GETGLOBAL4,/* - - VAR[CNST[4]] */
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GETGLOBAL5,/* - - VAR[CNST[5]] */
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GETGLOBAL6,/* - - VAR[CNST[6]] */
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GETGLOBAL7,/* - - VAR[CNST[7]] */
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GETGLOBAL8,/* - - VAR[CNST[8]] */
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GETGLOBAL9,/* - - VAR[CNST[9]] */
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GETGLOBALB,/* b - VAR[CNST[b]] */
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GETGLOBAL,/* w - VAR[CNST[w]] */
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GETGLOBALW,/* w - VAR[CNST[w]] */
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GETTABLE,/* - i t t[i] */
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PUSHSELFB,/* b t t t[CNST[b]] */
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PUSHSELF,/* w t t t[CNST[w]] */
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PUSHSELF,/* b t t t[CNST[b]] */
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PUSHSELFW,/* w t t t[CNST[w]] */
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CREATEARRAYB,/* b - newarray(size = b) */
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CREATEARRAY,/* w - newarray(size = w) */
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CREATEARRAY,/* b - newarray(size = b) */
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CREATEARRAY0,/* - - newarray(size = 0) */
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CREATEARRAY1,/* - - newarray(size = 1) */
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CREATEARRAYW,/* w - newarray(size = w) */
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SETLOCAL,/* b x - LOC[b]=x */
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SETLOCAL0,/* - x - LOC[0]=x */
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SETLOCAL1,/* - x - LOC[1]=x */
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SETLOCAL2,/* - x - LOC[2]=x */
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@@ -87,19 +84,28 @@ SETLOCAL4,/* - x - LOC[4]=x */
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SETLOCAL5,/* - x - LOC[5]=x */
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SETLOCAL6,/* - x - LOC[6]=x */
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SETLOCAL7,/* - x - LOC[7]=x */
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SETLOCAL8,/* - x - LOC[8]=x */
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SETLOCAL9,/* - x - LOC[9]=x */
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SETLOCAL,/* b x - LOC[b]=x */
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SETGLOBALB,/* b x - VAR[CNST[b]]=x */
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SETGLOBAL,/* w x - VAR[CNST[w]]=x */
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SETGLOBAL,/* b x - VAR[CNST[b]]=x */
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SETGLOBAL0,/* - x - VAR[CNST[0]]=x */
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SETGLOBAL1,/* - x - VAR[CNST[1]]=x */
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SETGLOBAL2,/* - x - VAR[CNST[2]]=x */
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SETGLOBAL3,/* - x - VAR[CNST[3]]=x */
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SETGLOBAL4,/* - x - VAR[CNST[4]]=x */
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SETGLOBAL5,/* - x - VAR[CNST[5]]=x */
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SETGLOBAL6,/* - x - VAR[CNST[6]]=x */
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SETGLOBAL7,/* - x - VAR[CNST[7]]=x */
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SETGLOBALW,/* w x - VAR[CNST[w]]=x */
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SETTABLE0,/* - v i t - t[i]=v */
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SETTABLE,/* b v a_b...a_1 i t a_b...a_1 i t t[i]=v */
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SETLIST0,/* b v_b...v_1 t - t[i]=v_i */
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SETLIST,/* b c v_b...v_1 t - t[i+c*FPF]=v_i */
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SETMAP,/* b v_b k_b ...v_1 k_1 t t t[k_i]=v_i */
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SETLIST0,/* b v_b...v_1 t - t[i]=v_i */
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SETLISTW,/* w c v_b...v_1 t - t[i+c*FPF]=v_i */
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SETMAP,/* b v_b k_b ...v_0 k_0 t t t[k_i]=v_i */
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SETMAP0,/* - v_0 k_0 t t t[k_0]=v_0 */
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EQOP,/* - y x (x==y)? 1 : nil */
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NEQOP,/* - y x (x~=y)? 1 : nil */
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@@ -117,25 +123,34 @@ MINUSOP,/* - x -x */
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NOTOP,/* - x (x==nil)? 1 : nil */
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ONTJMP,/* b x (x!=nil)? x : - (x!=nil)? PC+=b */
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ONTJMPW,/* w x (x!=nil)? x : - (x!=nil)? PC+=w */
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ONFJMP,/* b x (x==nil)? x : - (x==nil)? PC+=b */
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JMPB,/* b - - PC+=b */
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JMP,/* w - - PC+=w */
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IFFJMPB,/* b x - (x==nil)? PC+=b */
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IFFJMP,/* w x - (x==nil)? PC+=w */
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IFTUPJMPB,/* b x - (x!=nil)? PC-=b */
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IFTUPJMP,/* w x - (x!=nil)? PC-=w */
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IFFUPJMPB,/* b x - (x==nil)? PC-=b */
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IFFUPJMP,/* w x - (x==nil)? PC-=w */
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ONFJMPW,/* w x (x==nil)? x : - (x==nil)? PC+=w */
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JMP,/* b - - PC+=b */
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JMPW,/* w - - PC+=w */
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IFFJMP,/* b x - (x==nil)? PC+=b */
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IFFJMPW,/* w x - (x==nil)? PC+=w */
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IFTUPJMP,/* b x - (x!=nil)? PC-=b */
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IFTUPJMPW,/* w x - (x!=nil)? PC-=w */
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IFFUPJMP,/* b x - (x==nil)? PC-=b */
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IFFUPJMPW,/* w x - (x==nil)? PC-=w */
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CLOSUREB,/* b v_1...v_n c(CNST[b]) */
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CLOSURE,/* w v_1...v_n c(CNST[w]) */
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CLOSURE,/* b v_1...v_n c(CNST[b]) */
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CLOSUREW,/* w v_1...v_n c(CNST[w]) */
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CALLFUNC,/* b c v_c...v_1 f r_b...r_1 f(v1,...,v_c) */
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CALLFUNC0,/* b v_b...v_1 f - f(v1,...,v_b) */
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CALLFUNC1,/* b v_b...v_1 f r_1 f(v1,...,v_b) */
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CALLFUNC,/* b c v_b...v_1 f r_c...r_1 f(v1,...,v_b) */
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RETCODE,/* b - - */
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SETLINE,/* w - - LINE=w */
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POP1,/* - - - TOP-=1 */
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POP2,/* - - - TOP-=2 */
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POPS,/* b - - TOP-=b */
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SETLINE,/* b - - LINE=b */
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SETLINEW,/* w - - LINE=w */
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POP,/* b - - TOP-=(b+1) */
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POP0,/* - - - TOP-=1 */
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POP1,/* - - - TOP-=2 */
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ARGS,/* b - - TOP=BASE+b */
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VARARGS/* b v_x...v_1 {v_1...v_x;n=x} TOP=BASE+b+1 */
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} OpCode;
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