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author | Julian Laubstein <julianlaubstein@yahoo.de> | 2015-11-04 22:32:11 +0100 |
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committer | Julian Laubstein <julianlaubstein@yahoo.de> | 2015-11-04 23:25:00 +0100 |
commit | 9a7dd0a0770178529c704c08bc446e3533b1f3e5 (patch) | |
tree | 2ef6b11f07074c22d44b7f2396e3a96562376974 /lib/lua/src/print.c | |
parent | Merge pull request #2597 from cuberite/faviconChange (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | lib/lua/src/print.c | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/lib/lua/src/print.c b/lib/lua/src/print.c deleted file mode 100644 index e240cfc3c..000000000 --- a/lib/lua/src/print.c +++ /dev/null @@ -1,227 +0,0 @@ -/* -** $Id: print.c,v 1.55a 2006/05/31 13:30:05 lhf Exp $ -** print bytecodes -** See Copyright Notice in lua.h -*/ - -#include <ctype.h> -#include <stdio.h> - -#define luac_c -#define LUA_CORE - -#include "ldebug.h" -#include "lobject.h" -#include "lopcodes.h" -#include "lundump.h" - -#define PrintFunction luaU_print - -#define Sizeof(x) ((int)sizeof(x)) -#define VOID(p) ((const void*)(p)) - -static void PrintString(const TString* ts) -{ - const char* s=getstr(ts); - size_t i,n=ts->tsv.len; - putchar('"'); - for (i=0; i<n; i++) - { - int c=s[i]; - switch (c) - { - case '"': printf("\\\""); break; - case '\\': printf("\\\\"); break; - case '\a': printf("\\a"); break; - case '\b': printf("\\b"); break; - case '\f': printf("\\f"); break; - case '\n': printf("\\n"); break; - case '\r': printf("\\r"); break; - case '\t': printf("\\t"); break; - case '\v': printf("\\v"); break; - default: if (isprint((unsigned char)c)) - putchar(c); - else - printf("\\%03u",(unsigned char)c); - } - } - putchar('"'); -} - -static void PrintConstant(const Proto* f, int i) -{ - const TValue* o=&f->k[i]; - switch (ttype(o)) - { - case LUA_TNIL: - printf("nil"); - break; - case LUA_TBOOLEAN: - printf(bvalue(o) ? "true" : "false"); - break; - case LUA_TNUMBER: - printf(LUA_NUMBER_FMT,nvalue(o)); - break; - case LUA_TSTRING: - PrintString(rawtsvalue(o)); - break; - default: /* cannot happen */ - printf("? type=%d",ttype(o)); - break; - } -} - -static void PrintCode(const Proto* f) -{ - const Instruction* code=f->code; - int pc,n=f->sizecode; - for (pc=0; pc<n; pc++) - { - Instruction i=code[pc]; - OpCode o=GET_OPCODE(i); - int a=GETARG_A(i); - int b=GETARG_B(i); - int c=GETARG_C(i); - int bx=GETARG_Bx(i); - int sbx=GETARG_sBx(i); - int line=getline(f,pc); - printf("\t%d\t",pc+1); - if (line>0) printf("[%d]\t",line); else printf("[-]\t"); - printf("%-9s\t",luaP_opnames[o]); - switch (getOpMode(o)) - { - case iABC: - printf("%d",a); - if (getBMode(o)!=OpArgN) printf(" %d",ISK(b) ? (-1-INDEXK(b)) : b); - if (getCMode(o)!=OpArgN) printf(" %d",ISK(c) ? (-1-INDEXK(c)) : c); - break; - case iABx: - if (getBMode(o)==OpArgK) printf("%d %d",a,-1-bx); else printf("%d %d",a,bx); - break; - case iAsBx: - if (o==OP_JMP) printf("%d",sbx); else printf("%d %d",a,sbx); - break; - } - switch (o) - { - case OP_LOADK: - printf("\t; "); PrintConstant(f,bx); - break; - case OP_GETUPVAL: - case OP_SETUPVAL: - printf("\t; %s", (f->sizeupvalues>0) ? getstr(f->upvalues[b]) : "-"); - break; - case OP_GETGLOBAL: - case OP_SETGLOBAL: - printf("\t; %s",svalue(&f->k[bx])); - break; - case OP_GETTABLE: - case OP_SELF: - if (ISK(c)) { printf("\t; "); PrintConstant(f,INDEXK(c)); } - break; - case OP_SETTABLE: - case OP_ADD: - case OP_SUB: - case OP_MUL: - case OP_DIV: - case OP_POW: - case OP_EQ: - case OP_LT: - case OP_LE: - if (ISK(b) || ISK(c)) - { - printf("\t; "); - if (ISK(b)) PrintConstant(f,INDEXK(b)); else printf("-"); - printf(" "); - if (ISK(c)) PrintConstant(f,INDEXK(c)); else printf("-"); - } - break; - case OP_JMP: - case OP_FORLOOP: - case OP_FORPREP: - printf("\t; to %d",sbx+pc+2); - break; - case OP_CLOSURE: - printf("\t; %p",VOID(f->p[bx])); - break; - case OP_SETLIST: - if (c==0) printf("\t; %d",(int)code[++pc]); - else printf("\t; %d",c); - break; - default: - break; - } - printf("\n"); - } -} - -#define SS(x) (x==1)?"":"s" -#define S(x) x,SS(x) - -static void PrintHeader(const Proto* f) -{ - const char* s=getstr(f->source); - if (*s=='@' || *s=='=') - s++; - else if (*s==LUA_SIGNATURE[0]) - s="(bstring)"; - else - s="(string)"; - printf("\n%s <%s:%d,%d> (%d instruction%s, %d bytes at %p)\n", - (f->linedefined==0)?"main":"function",s, - f->linedefined,f->lastlinedefined, - S(f->sizecode),f->sizecode*Sizeof(Instruction),VOID(f)); - printf("%d%s param%s, %d slot%s, %d upvalue%s, ", - f->numparams,f->is_vararg?"+":"",SS(f->numparams), - S(f->maxstacksize),S(f->nups)); - printf("%d local%s, %d constant%s, %d function%s\n", - S(f->sizelocvars),S(f->sizek),S(f->sizep)); -} - -static void PrintConstants(const Proto* f) -{ - int i,n=f->sizek; - printf("constants (%d) for %p:\n",n,VOID(f)); - for (i=0; i<n; i++) - { - printf("\t%d\t",i+1); - PrintConstant(f,i); - printf("\n"); - } -} - -static void PrintLocals(const Proto* f) -{ - int i,n=f->sizelocvars; - printf("locals (%d) for %p:\n",n,VOID(f)); - for (i=0; i<n; i++) - { - printf("\t%d\t%s\t%d\t%d\n", - i,getstr(f->locvars[i].varname),f->locvars[i].startpc+1,f->locvars[i].endpc+1); - } -} - -static void PrintUpvalues(const Proto* f) -{ - int i,n=f->sizeupvalues; - printf("upvalues (%d) for %p:\n",n,VOID(f)); - if (f->upvalues==NULL) return; - for (i=0; i<n; i++) - { - printf("\t%d\t%s\n",i,getstr(f->upvalues[i])); - } -} - -void PrintFunction(const Proto* f, int full) -{ - int i,n=f->sizep; - PrintHeader(f); - PrintCode(f); - if (full) - { - PrintConstants(f); - PrintLocals(f); - PrintUpvalues(f); - } - for (i=0; i<n; i++) PrintFunction(f->p[i],full); -} |