-/* jit/parse.c - parser for JavaVM to intermediate code translation
+/* vm/jit/parse.c - parser for JavaVM to intermediate code translation
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
- R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser,
- M. Probst, S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck,
- P. Tomsich, J. Wenninger
+ Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
+ R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
+ C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
+ Institut f. Computersprachen - TU Wien
This file is part of CACAO.
Author: Andreas Krall
Changes: Carolyn Oates
+ Edwin Steiner
+ Joseph Wenninger
- $Id: parse.c 689 2003-12-05 18:03:47Z stefan $
+ $Id: parse.c 1735 2004-12-07 14:33:27Z twisti $
*/
#include <string.h>
-#include "parse.h"
-#include "global.h"
-#include "jit.h"
-#include "parseRT.h"
-#include "inline.h"
-#include "loop/loop.h"
-#include "types.h"
-#include "builtin.h"
-#include "tables.h"
-#include "native.h"
-#include "loader.h"
-#include "toolbox/memory.h"
-#include "toolbox/loging.h"
-
-
-/* data about the currently parsed method */
-
-classinfo *rt_class; /* class the compiled method belongs to */
-methodinfo *rt_method; /* pointer to method info of compiled method */
-utf *rt_descriptor; /* type descriptor of compiled method */
-int rt_jcodelength; /* length of JavaVM-codes */
-u1 *rt_jcode; /* pointer to start of JavaVM-code */
-
+#include "config.h"
+#include "types.h"
+#include "mm/memory.h"
+#include "native/native.h"
+#include "toolbox/logging.h"
+#include "vm/builtin.h"
+#include "vm/exceptions.h"
+#include "vm/global.h"
+#include "vm/loader.h"
+#include "vm/options.h"
+#include "vm/statistics.h"
+#include "vm/tables.h"
+#include "vm/jit/jit.h"
+#include "vm/jit/parse.h"
+#include "vm/jit/inline/parseRT.h"
+#include "vm/jit/inline/inline.h"
+#include "vm/jit/loop/loop.h"
+
+
+#define METHINFO(mm) \
+ { \
+ printf("PARSE method name ="); \
+ utf_display(mm->class->name); \
+ printf("."); \
+ method_display(mm); \
+ fflush(stdout); \
+ }
+#define DEBUGMETH(mm) \
+if (DEBUG4 == true) \
+ { \
+ printf("PARSE method name ="); \
+ utf_display(mm->class->name); \
+ printf("."); \
+ method_display(mm); \
+ fflush(stdout); \
+ }
+
+#define SHOWOPCODE \
+if (DEBUG4 == true) {printf("Parse p=%i<%i< opcode=<%i> %s\n", \
+ p, m->jcodelength,opcode,opcode_names[opcode]);}
+bool DEBUG = false;
+bool DEBUG2 = false;
+bool DEBUG3 = false;
+bool DEBUG4 = false; /*opcodes*/
/*INLINING*/
-//#include "inline.c"
-/*#define debug_writebranch printf("op: %s i: %d label_index[i]: %d\n",icmd_names[opcode], i, label_index[i]);*/
-#define debug_writebranch
-
-
-
-/* functionc compiler_addinitclass *********************************************
-
- add class into the list of classes to initialize
-
-*******************************************************************************/
-
-void compiler_addinitclass(classinfo *c)
-{
- classinfo *cl;
-
- if (c->initialized) return;
-
- cl = chain_first(uninitializedclasses);
- if (cl == c)
- return;
-
- if (cl == class)
- cl = chain_next(uninitializedclasses);
- for (;;) {
- if (cl == c)
- return;
- if (cl == NULL) {
- if (runverbose) {
- char logtext[MAXLOGTEXT];
- sprintf(logtext, "compiler_addinitclass: ");
- utf_sprint(logtext+strlen(logtext), c->name);
- dolog(logtext);
- }
- chain_addlast(uninitializedclasses, c);
- return;
- }
- if (c < cl) {
- if (runverbose) {
- char logtext[MAXLOGTEXT];
- sprintf(logtext, "compiler_addinitclass: ");
- utf_sprint(logtext+strlen(logtext), c->name);
- dolog(logtext);
- }
- chain_addbefore(uninitializedclasses, c);
- return;
- }
- cl = chain_next(uninitializedclasses);
- }
-}
-
+#define debug_writebranch if (DEBUG2==true) printf("op:: %s i: %d label_index[i]: %d label_index=0x%x\n",opcode_names[opcode], i, label_index[i], label_index);
+#define debug_writebranch1
/* function descriptor2typesL ***************************************************
case 'C':
case 'I':
case 'S':
- case 'Z': *tptr++ = TYPE_INT;
+ case 'Z':
+ *tptr++ = TYPE_INT;
break;
- case 'J': *tptr++ = TYPE_LNG;
+ case 'J':
+ *tptr++ = TYPE_LNG;
break;
- case 'F': *tptr++ = TYPE_FLT;
+ case 'F':
+ *tptr++ = TYPE_FLT;
break;
- case 'D': *tptr++ = TYPE_DBL;
+ case 'D':
+ *tptr++ = TYPE_DBL;
break;
- case 'L': *tptr++ = TYPE_ADR;
+ case 'L':
+ *tptr++ = TYPE_ADR;
while (*utf_ptr++ != ';');
break;
- case '[': *tptr++ = TYPE_ADR;
+ case '[':
+ *tptr++ = TYPE_ADR;
while (c == '[')
c = *utf_ptr++;
if (c == 'L')
while (*utf_ptr++ != ';') /* skip */;
break;
- default: panic ("Ill formed methodtype-descriptor");
+ default:
+ panic("Ill formed methodtype-descriptor");
}
}
case 'C':
case 'I':
case 'S':
- case 'Z': m->returntype = TYPE_INT;
+ case 'Z':
+ m->returntype = TYPE_INT;
break;
- case 'J': m->returntype = TYPE_LNG;
+ case 'J':
+ m->returntype = TYPE_LNG;
break;
- case 'F': m->returntype = TYPE_FLT;
+ case 'F':
+ m->returntype = TYPE_FLT;
break;
- case 'D': m->returntype = TYPE_DBL;
+ case 'D':
+ m->returntype = TYPE_DBL;
break;
case '[':
- case 'L': m->returntype = TYPE_ADR;
+ case 'L':
+ m->returntype = TYPE_ADR;
break;
- case 'V': m->returntype = TYPE_VOID;
+ case 'V':
+ m->returntype = TYPE_VOID;
break;
-
- default: panic ("Ill formed methodtype-descriptor");
+ default:
+ panic("Ill formed methodtype-descriptor");
}
m->paramcount = pcount;
*******************************************************************************/
-/* intermediate code generating macros */
-
-#define PINC iptr++;ipc++
-#define LOADCONST_I(v) iptr->opc=ICMD_ICONST;iptr->op1=0;iptr->val.i=(v);PINC
-#define LOADCONST_L(v) iptr->opc=ICMD_LCONST;iptr->op1=0;iptr->val.l=(v);PINC
-#define LOADCONST_F(v) iptr->opc=ICMD_FCONST;iptr->op1=0;iptr->val.f=(v);PINC
-#define LOADCONST_D(v) iptr->opc=ICMD_DCONST;iptr->op1=0;iptr->val.d=(v);PINC
-#define LOADCONST_A(v) iptr->opc=ICMD_ACONST;iptr->op1=0;iptr->val.a=(v);PINC
-#define OP(o) iptr->opc=(o);iptr->op1=0;iptr->val.l=0;PINC
-#define OP1(o,o1) iptr->opc=(o);iptr->op1=(o1);iptr->val.l=(0);PINC
-#define OP2I(o,o1,v) iptr->opc=(o);iptr->op1=(o1);iptr->val.i=(v);PINC
-#define OP2A(o,o1,v) iptr->opc=(o);iptr->op1=(o1);iptr->val.a=(v);PINC
-#define BUILTIN1(v,t) isleafmethod=false;iptr->opc=ICMD_BUILTIN1;iptr->op1=t;\
- iptr->val.a=(v);PINC
-#define BUILTIN2(v,t) isleafmethod=false;iptr->opc=ICMD_BUILTIN2;iptr->op1=t;\
- iptr->val.a=(v);PINC
-#define BUILTIN3(v,t) isleafmethod=false;iptr->opc=ICMD_BUILTIN3;iptr->op1=t;\
- iptr->val.a=(v);PINC
-
-
-/* block generating and checking macros */
-
-#define block_insert(i) \
- do { \
- if (!(block_index[(i)] & 1)) { \
- b_count++; \
- block_index[(i)] |= 1; \
- } \
- } while (0)
-
-
-/* FIXME really use cumjcodelength for the bound_checkers ? */
-
-#define bound_check(i) \
- do { \
- if (i < 0 || i >= cumjcodelength) { \
- panic("branch target out of code-boundary"); \
- } \
- } while (0)
-
-#define bound_check1(i) \
- do { \
- if (i < 0 || i > cumjcodelength) { \
- panic("branch target out of code-boundary"); \
- } \
- } while (0)
-
-
-
-static xtable* fillextable(xtable* extable, exceptiontable *raw_extable, int exceptiontablelength, int *label_index, int *block_count)
+static exceptiontable* fillextable(methodinfo *m,
+ exceptiontable* extable, exceptiontable *raw_extable,
+ int exceptiontablelength,
+ int *label_index, int *block_count,
+ t_inlining_globals *inline_env)
{
- int b_count, i, p;
+ int b_count, i, p, src, insertBlock;
if (exceptiontablelength == 0)
return extable;
+
+ /*if (m->exceptiontablelength > 0) {
+ DEBUGMETH(m);
+ printf("m->exceptiontablelength=%i\n",m->exceptiontablelength);
+ panic("exceptiontablelength > 0");
+ }*/
+
b_count = *block_count;
- for (i = 0; i < exceptiontablelength; i++) {
-
- p = raw_extable[i].startpc;
+
+ for (src = exceptiontablelength-1; src >=0; src--) {
+ /* printf("Excepiont table index: %d\n",i); */
+ p = raw_extable[src].startpc;
if (label_index != NULL) p = label_index[p];
- extable[i].startpc = p;
+ extable->startpc = p;
bound_check(p);
block_insert(p);
- p = raw_extable[i].endpc;
+/*** if (DEBUG==true){printf("---------------------block_inserted:b_count=%i m->basicblockindex[(p=%i)]=%i=%p\n",b_count,p,m->basicblockindex[(p)],m->basicblockindex[(p)]);
+ fflush(stdout); } ***/
+ p = raw_extable[src].endpc; /* see JVM Spec 4.7.3 */
+ if (p <= raw_extable[src].startpc)
+ panic("Invalid exception handler range");
+
+ if (p >inline_env->method->jcodelength) {
+ panic("Invalid exception handler end is after code end");
+ }
+ if (p<inline_env->method->jcodelength) insertBlock=1; else insertBlock=0;
+ /*if (label_index !=NULL) printf("%s:translating endpc:%ld to %ld, label_index:%p\n",m->name->text,p,label_index[p],label_index); else
+ printf("%s:fillextab: endpc:%ld\n",m->name->text,p);*/
if (label_index != NULL) p = label_index[p];
- extable[i].endpc = p;
+ extable->endpc = p;
bound_check1(p);
- if (p < cumjcodelength)
- block_insert(p);
+ /*if (p < inline_env->method->jcodelength) {
+ block_insert(p); }*/
+ if (insertBlock) block_insert(p);
- p = raw_extable[i].handlerpc;
+ p = raw_extable[src].handlerpc;
if (label_index != NULL) p = label_index[p];
- extable[i].handlerpc = p;
+ extable->handlerpc = p;
bound_check(p);
block_insert(p);
- extable[i].catchtype = raw_extable[i].catchtype;
+ extable->catchtype = raw_extable[src].catchtype;
+ extable->next = NULL;
+ extable->down = &extable[1];
+ extable--;
+ }
- extable[i].next = NULL;
- extable[i].down = &extable[i+1];
- }
*block_count = b_count;
- return &extable[i]; /* return the next free xtable* */
+ return extable; /*&extable[i];*/ /* return the next free xtable* */
}
-void parse()
+methodinfo *parse(methodinfo *m, codegendata *cd, t_inlining_globals *inline_env)
{
- int p; /* java instruction counter */
- int nextp; /* start of next java instruction */
- int opcode; /* java opcode */
- int i; /* temporary for different uses (counters) */
- int ipc = 0; /* intermediate instruction counter */
- int b_count = 0; /* basic block counter */
- int s_count = 0; /* stack element counter */
+ int p; /* java instruction counter */
+ int nextp; /* start of next java instruction */
+ int opcode; /* java opcode */
+ int i; /* temporary for different uses (ctrs)*/
+ int ipc = 0; /* intermediate instruction counter */
+ int b_count = 0; /* basic block counter */
+ int s_count = 0; /* stack element counter */
bool blockend = false; /* true if basic block end has been reached */
- bool iswide = false; /* true if last instruction was a wide */
- instruction *iptr; /* current pointer into instruction array */
- int gp; /* global java instruction counter */
- /* inlining info for current method */
- inlining_methodinfo *inlinfo = inlining_rootinfo;
+ bool iswide = false; /* true if last instruction was a wide*/
+ instruction *iptr; /* current ptr into instruction array */
+ int gp; /* global java instruction counter */
+ /* inlining info for current method */
+
+ inlining_methodinfo *inlinfo = inline_env->inlining_rootinfo;
inlining_methodinfo *tmpinlinf;
- int nextgp = -1; /* start of next method to be inlined */
- int *label_index = NULL; /* label redirection table */
- int firstlocal = 0; /* first local variable of method */
- xtable* nextex; /* points next free entry in extable */
+ int nextgp = -1; /* start of next method to be inlined */
+ int *label_index = NULL; /* label redirection table */
+ int firstlocal = 0; /* first local variable of method */
+ exceptiontable* nextex; /* points next free entry in extable */
+ u1 *instructionstart; /* 1 for pcs which are valid instr. starts */
+
+ u2 lineindex = 0;
+ u2 currentline = 0;
+ u2 linepcchange = 0;
- bool useinltmp;
+ u2 skipBasicBlockChange;
+if (DEBUG4==true) {printf("\nPARSING: "); fflush(stdout);
+DEBUGMETH(m);
+}
+if (opt_rt) {
+ if (m->methodUsed != USED) {
+ if (opt_verbose) {
+ printf(" rta missed: "); fflush(stdout);
+ METHINFO(m);
+ }
+ if ( (rtMissed = fopen("rtMissed", "a")) == NULL) {
+ printf("CACAO - rtMissed file: cant open file to write append \n");
+ }
+ else {
+ utf_fprint(rtMissed,m->class->name);
+ fprintf(rtMissed," "); fflush(rtMissed);
+ utf_fprint(rtMissed,m->name);
+ fprintf(rtMissed," "); fflush(rtMissed);
+ utf_fprint(rtMissed,m->descriptor);
+ fprintf(rtMissed,"\n"); fflush(rtMissed);
+ fclose(rtMissed);
+ }
+ }
+}
/* INLINING */
+
if (useinlining) {
label_index = inlinfo->label_index;
- maxstack = cummaxstack;
- exceptiontablelength = cumextablelength;
- }
-
- useinltmp = useinlining; /* FIXME remove this after debugging */
- /*useinlining = false;*/ /* and merge the if-statements */
-
- if (!useinlining) {
- cumjcodelength = jcodelength;
-
- } else {
- tmpinlinf = (inlining_methodinfo*) list_first(inlinfo->inlinedmethods);
+ m->maxstack = inline_env->cummaxstack;
+ /*JOWENN m->exceptiontablelength = inline_env->cumextablelength;*/
+ tmpinlinf = (inlining_methodinfo*)
+ list_first(inlinfo->inlinedmethods);
if (tmpinlinf != NULL) nextgp = tmpinlinf->startgp;
}
- if ((opt_rt || opt_xta || opt_vta) && (pOpcodes == 2 || pOpcodes == 3)) {
- printf("PARSE method name =");
- utf_display(method->class->name);
- printf(".");
- method_display(method);
- printf(">\n\n");
- fflush(stdout);
- }
-
- if (opt_rt || opt_xta) {
- RT_jit_parse(method);
-
- } else {
- if (opt_vta)
- printf("VTA requested, but not yet implemented\n");
- }
-
+/**** static analysis has to be called before inlining
+ which has to be called before reg_set
+ which has to be called before parse (or ???)
+ will check if method being parsed was analysed here
+ ****/
+ if (opt_xta && opt_verbose) {
+ /**RT_jit_parse(m);**/
+ printf("XTA requested, not available\n");
+ }
+ if (opt_vta && opt_verbose)
+ printf("VTA requested, not yet implemented\n");
/* allocate instruction array and block index table */
- /* 1 additional for end ipc and 3 for loop unrolling */
+ /* 1 additional for end ipc * # cum inline methods*/
- block_index = DMNEW(int, cumjcodelength + 4);
+ m->basicblockindex = DMNEW(s4, inline_env->cumjcodelength + inline_env->cummethods);
+ memset(m->basicblockindex, 0, sizeof(s4) * (inline_env->cumjcodelength + inline_env->cummethods));
+
+ instructionstart = DMNEW(u1, inline_env->cumjcodelength + inline_env->cummethods);
+ memset(instructionstart, 0, sizeof(u1) * (inline_env->cumjcodelength + inline_env->cummethods));
/* 1 additional for TRACEBUILTIN and 4 for MONITORENTER/EXIT */
/* additional MONITOREXITS are reached by branches which are 3 bytes */
- iptr = instr = DMNEW(instruction, cumjcodelength + 5);
-
- /* initialize block_index table (unrolled four times) */
+ iptr = m->instructions = DMNEW(instruction, inline_env->cumjcodelength + 5);
- {
- int *ip;
-
- for (i = 0, ip = block_index; i <= cumjcodelength; i += 4, ip += 4) {
- ip[0] = 0;
- ip[1] = 0;
- ip[2] = 0;
- ip[3] = 0;
- }
- }
+ /* Zero the intermediate instructions array so we don't have any
+ * invalid pointers in it if we cannot finish analyse_stack(). */
+ memset(iptr, 0, sizeof(instruction) * (inline_env->cumjcodelength + 5));
+
/* compute branch targets of exception table */
-
- extable = DMNEW(xtable, exceptiontablelength + 1);
/*
- for (i = 0; i < method->exceptiontablelength; i++) {
-
- p = extable[i].startpc = raw_extable[i].startpc;
- if (useinlining) p = label_index[p];
- bound_check(p);
- block_insert(p);
-
- p = extable[i].endpc = raw_extable[i].endpc;
- if (useinlining) p = label_index[p];
- bound_check1(p);
- if (p < cumjcodelength)
- block_insert(p);
-
- p = extable[i].handlerpc = raw_extable[i].handlerpc;
- bound_check(p);
- block_insert(p);
-
- extable[i].catchtype = raw_extable[i].catchtype;
-
- extable[i].next = NULL;
- extable[i].down = &extable[i+1];
- }
+if (m->exceptiontable == NULL) {
+ printf("m->exceptiontable=NULL\n");fflush(stdout);
+ }
+else {
+ printf("m->exceptiontable != NULL\n");fflush(stdout);
+ }
+printf("m->exceptiontablelength=%i, inline_env->method->exceptiontablelength=%i,inline_env->cumextablelength=%i\n",
+m->exceptiontablelength, inline_env->method->exceptiontablelength,inline_env->cumextablelength);
+ */
+ /*
+if (m->exceptiontablelength > 0)
+ m->exceptiontable = DMNEW(exceptiontable, m->exceptiontablelength + 1);
*/
- nextex = fillextable(extable, raw_extable, method->exceptiontablelength, label_index, &b_count);
-
- s_count = 1 + exceptiontablelength; /* initialize stack element counter */
+ nextex = fillextable(m,
+ &(cd->exceptiontable[cd->exceptiontablelength-1]), m->exceptiontable, m->exceptiontablelength,
+ label_index, &b_count, inline_env);
+ s_count = 1 + m->exceptiontablelength; /* initialize stack element counter */
-#ifdef USE_THREADS
- if (checksync && (method->flags & ACC_SYNCHRONIZED)) {
- isleafmethod = false;
+#if defined(USE_THREADS)
+ if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
+ m->isleafmethod = false;
+ inline_env->method->isleafmethod = false;
}
#endif
/* scan all java instructions */
+ currentline = 0;
+ linepcchange = 0;
+
+ if (m->linenumbercount == 0) {
+ lineindex = 0;
- for (p = 0, gp = 0; p < jcodelength; gp += (nextp - p), p = nextp) {
+ } else {
+ linepcchange = m->linenumbers[0].start_pc;
+ }
+
+ skipBasicBlockChange=0;
+ for (p = 0, gp = 0; p < inline_env->method->jcodelength; gp += (nextp - p), p = nextp) {
- /* DEBUG printf("p:%d gp:%d ",p,gp); */
+ /* DEBUG */ if (DEBUG==true) printf("----- p:%d gp:%d\n",p,gp);
+
+ /* mark this position as a valid instruction start */
+ if (!iswide) {
+ instructionstart[gp] = 1;
+ /*log_text("new start of instruction");*/
+ if (linepcchange==p) {
+ if (inline_env->method->linenumbercount > lineindex) {
+ currentline = inline_env->method->linenumbers[lineindex].line_number;
+ lineindex++;
+ if (lineindex < inline_env->method->linenumbercount)
+ linepcchange = inline_env->method->linenumbers[lineindex].start_pc;
+ /*printf("Line number changed to: %ld\n",currentline);*/
+ }
+ }
+ }
/*INLINING*/
if ((useinlining) && (gp == nextgp)) {
u1 *tptr;
bool *readonly = NULL;
+ int argBlockIdx=0;
- opcode = code_get_u1(p);
+ block_insert(gp); /* JJJJJJJJJJ */
+ blockend=false;
+ instructionstart[gp] = 1;
+ m->basicblockindex[gp] |= (ipc << 1); /*FIXME: necessary ? */
+
+ opcode = code_get_u1(p,inline_env->method);
nextp = p += jcommandsize[opcode];
+ if (nextp > inline_env->method->jcodelength)
+ panic("Unexpected end of bytecode");
tmpinlinf = list_first(inlinfo->inlinedmethods);
firstlocal = tmpinlinf->firstlocal;
label_index = tmpinlinf->label_index;
readonly = tmpinlinf->readonly;
+ for (i=0,tptr=tmpinlinf->method->paramtypes;i<tmpinlinf->method->paramcount;i++,tptr++) {
+ if ( ((*tptr)==TYPE_LNG) ||
+ ((*tptr)==TYPE_DBL) )
+ argBlockIdx+=2;
+ else
+ argBlockIdx++;
+ }
+
for (i = 0, tptr = tmpinlinf->method->paramtypes + tmpinlinf->method->paramcount - 1; i < tmpinlinf->method->paramcount; i++, tptr--) {
int op;
}
op += *tptr;
- OP1(op, firstlocal + tmpinlinf->method->paramcount - 1 - i);
-
- /* block_index[gp] |= (ipc << 1);*/ /*FIXME: necessary ? */
+ if ( ((*tptr)==TYPE_LNG) ||
+ ((*tptr)==TYPE_DBL) )
+ argBlockIdx-=2;
+ else
+ argBlockIdx--;
+
+ OP1(op, firstlocal + argBlockIdx);
+ /* OP1(op, firstlocal + tmpinlinf->method->paramcount - 1 - i); */
+ /* printf("inline argument load operation for local: %ld\n",firstlocal + tmpinlinf->method->paramcount - 1 - i); */
}
-
+ skipBasicBlockChange=1;
+if (DEBUG==true) {
+printf("BEFORE SAVE: "); fflush(stdout);
+DEBUGMETH(inline_env->method);
+}
inlining_save_compiler_variables();
+if (DEBUG==true) {
+printf("AFTER SAVE: "); fflush(stdout);
+DEBUGMETH(inline_env->method);
+}
inlining_set_compiler_variables(tmpinlinf);
+if (DEBUG==true) {
+printf("AFTER SET :: "); fflush(stdout);
+DEBUGMETH(inline_env->method);
+}
+ if (DEBUG) {
+ printf("\n.......Parsing (inlined): ");
+ DEBUGMETH(m);
+ DEBUGMETH(inline_env->method);
+ }
+
+
+ OP1(ICMD_INLINE_START,tmpinlinf->level);
if (inlinfo->inlinedmethods == NULL) {
gp = -1;
tmpinlinf = list_first(inlinfo->inlinedmethods);
nextgp = (tmpinlinf != NULL) ? tmpinlinf->startgp : -1;
}
- if (method->exceptiontablelength > 0)
- nextex = fillextable(nextex, method->exceptiontable, method->exceptiontablelength, label_index, &b_count);
+ if (inline_env->method->exceptiontablelength > 0)
+ nextex = fillextable(m, nextex,
+ inline_env->method->exceptiontable, inline_env->method->exceptiontablelength,
+ label_index, &b_count, inline_env);
continue;
}
- opcode = code_get_u1(p); /* fetch op code */
-
-
- if (opt_rt && (pOpcodes == 2 || pOpcodes == 3)) {
- printf("Parse<%i> p=%i<%i< opcode=<%i> %s\n",
- pOpcodes, p, rt_jcodelength, opcode, icmd_names[opcode]);
+ opcode = code_get_u1(p,inline_env->method); /* fetch op code */
+ if (DEBUG==true)
+ {
+ printf("Parse p=%i<%i<%i< opcode=<%i> %s\n",
+ p, gp, inline_env->jcodelength, opcode, opcode_names[opcode]);
+ if (label_index)
+ printf("label_index[%d]=%d\n",p,label_index[p]);
}
-
- block_index[gp] |= (ipc << 1); /* store intermediate count */
+ /*
+printf("basicblockindex[gp=%i]=%i=%p ipc=%i=%p shifted ipc=%i=%p\n",
+gp,m->basicblockindex[gp],m->basicblockindex[gp],ipc,ipc,(ipc<<1),(ipc<<1));
+fflush(stdout);
+ */
+ if (!skipBasicBlockChange) {
+ m->basicblockindex[gp] |= (ipc << 1); /*store intermed cnt*/
+ } else skipBasicBlockChange=0;
+ /*
+printf("basicblockindex[gp=%i]=%i=%p \n",
+gp,m->basicblockindex[gp],m->basicblockindex[gp]);
+fflush(stdout);
+ */
if (blockend) {
block_insert(gp); /* start new block */
blockend = false;
+ /*printf("blockend was set: new blockcount: %ld at:%ld\n",b_count,gp);*/
}
nextp = p + jcommandsize[opcode]; /* compute next instruction start */
+ if (nextp > inline_env->method->jcodelength)
+ panic("Unexpected end of bytecode");
s_count += stackreq[opcode]; /* compute stack element count */
-
+SHOWOPCODE
switch (opcode) {
case JAVA_NOP:
break;
/* pushing constants onto the stack p */
case JAVA_BIPUSH:
- LOADCONST_I(code_get_s1(p+1));
+ LOADCONST_I(code_get_s1(p+1,inline_env->method));
break;
case JAVA_SIPUSH:
- LOADCONST_I(code_get_s2(p+1));
+ LOADCONST_I(code_get_s2(p+1,inline_env->method));
break;
case JAVA_LDC1:
- i = code_get_u1(p+1);
+ i = code_get_u1(p+1,inline_env->method);
+
goto pushconstantitem;
case JAVA_LDC2:
case JAVA_LDC2W:
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
pushconstantitem:
- if (i >= class->cpcount)
+ if (i >= inline_env->method->class->cpcount)
panic ("Attempt to access constant outside range");
- switch (class->cptags[i]) {
+ switch (inline_env->method->class->cptags[i]) {
case CONSTANT_Integer:
- LOADCONST_I(((constant_integer*)
- (class->cpinfos[i]))->value);
+ LOADCONST_I(((constant_integer *) (inline_env->method->class->cpinfos[i]))->value);
break;
case CONSTANT_Long:
- LOADCONST_L(((constant_long*)
- (class->cpinfos[i]))->value);
+ LOADCONST_L(((constant_long *) (inline_env->method->class->cpinfos[i]))->value);
break;
case CONSTANT_Float:
- LOADCONST_F(((constant_float*)
- (class->cpinfos[i]))->value);
+ LOADCONST_F(((constant_float *) (inline_env->method->class->cpinfos[i]))->value);
break;
case CONSTANT_Double:
- LOADCONST_D(((constant_double*)
- (class->cpinfos[i]))->value);
+ LOADCONST_D(((constant_double *) (inline_env->method->class->cpinfos[i]))->value);
break;
case CONSTANT_String:
- LOADCONST_A(literalstring_new((utf*)
- (class->cpinfos[i])));
+ LOADCONST_A(literalstring_new((utf *) (inline_env->method->class->cpinfos[i])));
break;
default: panic("Invalid constant type to push");
}
case JAVA_DLOAD:
case JAVA_ALOAD:
if (!iswide) {
- i = code_get_u1(p + 1);
+ i = code_get_u1(p + 1,inline_env->method);
} else {
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
nextp = p + 3;
iswide = false;
}
- OP1(opcode, i + firstlocal);
+ OP1LOAD(opcode, i + firstlocal);
break;
case JAVA_ILOAD_0:
case JAVA_ILOAD_1:
case JAVA_ILOAD_2:
case JAVA_ILOAD_3:
- OP1(ICMD_ILOAD, opcode - JAVA_ILOAD_0 + firstlocal);
+ OP1LOAD(ICMD_ILOAD, opcode - JAVA_ILOAD_0 + firstlocal);
break;
case JAVA_LLOAD_0:
case JAVA_LLOAD_1:
case JAVA_LLOAD_2:
case JAVA_LLOAD_3:
- OP1(ICMD_LLOAD, opcode - JAVA_LLOAD_0 + firstlocal);
+ OP1LOAD(ICMD_LLOAD, opcode - JAVA_LLOAD_0 + firstlocal);
break;
case JAVA_FLOAD_0:
case JAVA_FLOAD_1:
case JAVA_FLOAD_2:
case JAVA_FLOAD_3:
- OP1(ICMD_FLOAD, opcode - JAVA_FLOAD_0 + firstlocal);
+ OP1LOAD(ICMD_FLOAD, opcode - JAVA_FLOAD_0 + firstlocal);
break;
case JAVA_DLOAD_0:
case JAVA_DLOAD_1:
case JAVA_DLOAD_2:
case JAVA_DLOAD_3:
- OP1(ICMD_DLOAD, opcode - JAVA_DLOAD_0 + firstlocal);
+ OP1LOAD(ICMD_DLOAD, opcode - JAVA_DLOAD_0 + firstlocal);
break;
case JAVA_ALOAD_0:
case JAVA_ALOAD_1:
case JAVA_ALOAD_2:
case JAVA_ALOAD_3:
- OP1(ICMD_ALOAD, opcode - JAVA_ALOAD_0 + firstlocal);
+ OP1LOAD(ICMD_ALOAD, opcode - JAVA_ALOAD_0 + firstlocal);
break;
/* storing stack values into local variables */
case JAVA_DSTORE:
case JAVA_ASTORE:
if (!iswide) {
- i = code_get_u1(p + 1);
+ i = code_get_u1(p + 1,inline_env->method);
} else {
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
iswide = false;
nextp = p + 3;
}
- OP1(opcode, i + firstlocal);
+ OP1STORE(opcode, i + firstlocal);
break;
case JAVA_ISTORE_0:
case JAVA_ISTORE_1:
case JAVA_ISTORE_2:
case JAVA_ISTORE_3:
- OP1(ICMD_ISTORE, opcode - JAVA_ISTORE_0 + firstlocal);
+ OP1STORE(ICMD_ISTORE, opcode - JAVA_ISTORE_0 + firstlocal);
break;
case JAVA_LSTORE_0:
case JAVA_LSTORE_1:
case JAVA_LSTORE_2:
case JAVA_LSTORE_3:
- OP1(ICMD_LSTORE, opcode - JAVA_LSTORE_0 + firstlocal);
+ OP1STORE(ICMD_LSTORE, opcode - JAVA_LSTORE_0 + firstlocal);
break;
case JAVA_FSTORE_0:
case JAVA_FSTORE_1:
case JAVA_FSTORE_2:
case JAVA_FSTORE_3:
- OP1(ICMD_FSTORE, opcode - JAVA_FSTORE_0 + firstlocal);
+ OP1STORE(ICMD_FSTORE, opcode - JAVA_FSTORE_0 + firstlocal);
break;
case JAVA_DSTORE_0:
case JAVA_DSTORE_1:
case JAVA_DSTORE_2:
case JAVA_DSTORE_3:
- OP1(ICMD_DSTORE, opcode - JAVA_DSTORE_0 + firstlocal);
+ OP1STORE(ICMD_DSTORE, opcode - JAVA_DSTORE_0 + firstlocal);
break;
case JAVA_ASTORE_0:
case JAVA_ASTORE_1:
case JAVA_ASTORE_2:
case JAVA_ASTORE_3:
- OP1(ICMD_ASTORE, opcode - JAVA_ASTORE_0 + firstlocal);
+ OP1STORE(ICMD_ASTORE, opcode - JAVA_ASTORE_0 + firstlocal);
break;
case JAVA_IINC:
int v;
if (!iswide) {
- i = code_get_u1(p + 1);
- v = code_get_s1(p + 2);
+ i = code_get_u1(p + 1,inline_env->method);
+ v = code_get_s1(p + 2,inline_env->method);
} else {
- i = code_get_u2(p + 1);
- v = code_get_s2(p + 3);
+ i = code_get_u2(p + 1,inline_env->method);
+ v = code_get_s2(p + 3,inline_env->method);
iswide = false;
nextp = p + 5;
}
+ INDEX_ONEWORD(i + firstlocal);
OP2I(opcode, i + firstlocal, v);
}
break;
/* managing arrays ************************************************/
case JAVA_NEWARRAY:
- OP2I(ICMD_CHECKASIZE, 0, 0);
- switch (code_get_s1(p + 1)) {
+ OP(ICMD_CHECKASIZE);
+ switch (code_get_s1(p + 1,inline_env->method)) {
case 4:
- BUILTIN1((functionptr) builtin_newarray_boolean, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_boolean, TYPE_ADR,currentline);
break;
case 5:
- BUILTIN1((functionptr) builtin_newarray_char, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_char, TYPE_ADR,currentline);
break;
case 6:
- BUILTIN1((functionptr) builtin_newarray_float, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_float, TYPE_ADR,currentline);
break;
case 7:
- BUILTIN1((functionptr) builtin_newarray_double, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_double, TYPE_ADR,currentline);
break;
case 8:
- BUILTIN1((functionptr) builtin_newarray_byte, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_byte, TYPE_ADR,currentline);
break;
case 9:
- BUILTIN1((functionptr) builtin_newarray_short, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_short, TYPE_ADR,currentline);
break;
case 10:
- BUILTIN1((functionptr) builtin_newarray_int, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_int, TYPE_ADR,currentline);
break;
case 11:
- BUILTIN1((functionptr) builtin_newarray_long, TYPE_ADR);
+ BUILTIN1(BUILTIN_newarray_long, TYPE_ADR,currentline);
break;
default: panic("Invalid array-type to create");
}
+ OP(ICMD_CHECKEXCEPTION);
break;
case JAVA_ANEWARRAY:
- OP2I(ICMD_CHECKASIZE, 0, 0);
- i = code_get_u2(p + 1);
+ OP(ICMD_CHECKASIZE);
+ i = code_get_u2(p + 1,inline_env->method);
{
- classinfo *component = (classinfo*)class_getconstant(class, i, CONSTANT_Class);
- LOADCONST_A(class_array_of(component)->vftbl);
+ classinfo *component =
+ (classinfo *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
- s_count++;
+ if (!class_load(component))
+ return NULL;
-#if defined(__I386__)
- BUILTIN2((functionptr) asm_builtin_newarray, TYPE_ADR);
-#else
- BUILTIN2((functionptr)builtin_newarray, TYPE_ADR);
-#endif
+ if (!class_link(component))
+ return NULL;
+
+ LOADCONST_A_BUILTIN(class_array_of(component)->vftbl);
+/* LOADCONST_A_BUILTIN(component); */
+ s_count++;
+ BUILTIN2(BUILTIN_newarray, TYPE_ADR, currentline);
}
+ OP(ICMD_CHECKEXCEPTION);
break;
case JAVA_MULTIANEWARRAY:
- isleafmethod=false;
- i = code_get_u2(p + 1);
+ inline_env->method->isleafmethod = false;
+ i = code_get_u2(p + 1,inline_env->method);
{
- int v = code_get_u1(p + 3);
- vftbl *arrayvftbl = ((classinfo*)class_getconstant (class, i, CONSTANT_Class))->vftbl;
- OP2A(opcode, v, arrayvftbl);
+ vftbl_t *arrayvftbl;
+ s4 v = code_get_u1(p + 3,inline_env->method);
+
+
+/* vftbl *arrayvftbl = */
+/* ((classinfo *) class_getconstant(class, i, CONSTANT_Class))->vftbl; */
+/* OP2A(opcode, v, arrayvftbl,currentline); */
+
+
+ classinfo *component =
+ (classinfo *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
+
+ if (!class_load(component))
+ return NULL;
+
+ if (!class_link(component))
+ return NULL;
+
+ arrayvftbl = component->vftbl;
+ OP2A(opcode, v, arrayvftbl, currentline);
+
+/* classinfo *arrayclass = */
+/* (classinfo *) class_getconstant(class, i, CONSTANT_Class); */
+/* OP2A(opcode, v, arrayclass, currentline); */
}
break;
case JAVA_IF_ACMPNE:
case JAVA_GOTO:
case JAVA_JSR:
- i = p + code_get_s2(p + 1);
+ i = p + code_get_s2(p + 1,inline_env->method);
if (useinlining) {
debug_writebranch;
i = label_index[i];
break;
case JAVA_GOTO_W:
case JAVA_JSR_W:
- i = p + code_get_s4(p + 1);
+ i = p + code_get_s4(p + 1,inline_env->method);
if (useinlining) {
debug_writebranch;
i = label_index[i];
}
bound_check(i);
+ /*printf("B6 JSR_W\t"); fflush(stdout);*/
block_insert(i);
blockend = true;
OP1(opcode, i);
case JAVA_RET:
if (!iswide) {
- i = code_get_u1(p + 1);
+ i = code_get_u1(p + 1,inline_env->method);
} else {
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
nextp = p + 3;
iswide = false;
}
blockend = true;
/*
- if (isinlinedmethod) {
+ if (inline_env->isinlinedmethod) {
OP1(ICMD_GOTO, inlinfo->stopgp);
break;
}*/
- OP1(opcode, i + firstlocal);
+ OP1LOAD(opcode, i + firstlocal);
break;
case JAVA_IRETURN:
case JAVA_DRETURN:
case JAVA_ARETURN:
case JAVA_RETURN:
- if (isinlinedmethod) {
- /* if (p==jcodelength-1) {*/ /* return is at end of inlined method */
+ if (inline_env->isinlinedmethod) {
+ /* if (p==m->jcodelength-1) {*/ /* return is at end of inlined method */
/* OP(ICMD_NOP); */
/* break; */
/* } */
+ if (nextp>inline_env->method->jcodelength-1) {
+ /* OP1(ICMD_GOTO, inlinfo->stopgp);
+ OP(ICMD_NOP);
+ OP(ICMD_NOP);
+ */
+ blockend=true;
+ break;
+ } /* JJJJJJJ */
blockend = true;
OP1(ICMD_GOTO, inlinfo->stopgp);
break;
{
s4 num, j;
s4 *tablep;
+ s4 prevvalue;
blockend = true;
nextp = ALIGN((p + 1), 4);
+ if (nextp + 8 > inline_env->method->jcodelength)
+ panic("Unexpected end of bytecode");
if (!useinlining) {
- tablep = (s4*)(jcode + nextp);
+ tablep = (s4 *) (inline_env->method->jcode + nextp);
} else {
- num = code_get_u4(nextp + 4);
+ num = code_get_u4(nextp + 4,inline_env->method);
tablep = DMNEW(s4, num * 2 + 2);
}
- OP2A(opcode, 0, tablep);
+ OP2A(opcode, 0, tablep,currentline);
/* default target */
- j = p + code_get_s4(nextp);
+ j = p + code_get_s4(nextp,inline_env->method);
if (useinlining)
j = label_index[j];
*tablep = j; /* restore for little endian */
/* number of pairs */
- num = code_get_u4(nextp);
+ num = code_get_u4(nextp,inline_env->method);
*tablep = num;
tablep++;
nextp += 4;
+ if (nextp + 8*(num) > inline_env->method->jcodelength)
+ panic("Unexpected end of bytecode");
+
for (i = 0; i < num; i++) {
/* value */
- j = code_get_s4(nextp);
+ j = code_get_s4(nextp,inline_env->method);
*tablep = j; /* restore for little endian */
tablep++;
nextp += 4;
+ /* check if the lookup table is sorted correctly */
+
+ if (i && (j <= prevvalue))
+ panic("invalid LOOKUPSWITCH: table not sorted");
+ prevvalue = j;
+
/* target */
- j = p + code_get_s4(nextp);
+ j = p + code_get_s4(nextp,inline_env->method);
if (useinlining)
j = label_index[j];
*tablep = j; /* restore for little endian */
blockend = true;
nextp = ALIGN((p + 1), 4);
+ if (nextp + 12 > inline_env->method->jcodelength)
+ panic("Unexpected end of bytecode");
if (!useinlining) {
- tablep = (s4*)(jcode + nextp);
+ tablep = (s4 *) (inline_env->method->jcode + nextp);
} else {
- num = code_get_u4(nextp + 8) - code_get_u4(nextp + 4);
+ num = code_get_u4(nextp + 8,inline_env->method) - code_get_u4(nextp + 4,inline_env->method);
tablep = DMNEW(s4, num + 1 + 3);
}
- OP2A(opcode, 0, tablep);
+ OP2A(opcode, 0, tablep,currentline);
/* default target */
- j = p + code_get_s4(nextp);
+ j = p + code_get_s4(nextp,inline_env->method);
if (useinlining)
j = label_index[j];
*tablep = j; /* restore for little endian */
/* lower bound */
- j = code_get_s4(nextp);
+ j = code_get_s4(nextp,inline_env->method);
*tablep = j; /* restore for little endian */
tablep++;
nextp += 4;
/* upper bound */
- num = code_get_s4(nextp);
+ num = code_get_s4(nextp,inline_env->method);
*tablep = num; /* restore for little endian */
tablep++;
nextp += 4;
- num -= j;
+ num -= j; /* difference of upper - lower */
+ if (num < 0)
+ panic("invalid TABLESWITCH: upper bound < lower bound");
+
+ if (nextp + 4*(num+1) > inline_env->method->jcodelength)
+ panic("Unexpected end of bytecode");
for (i = 0; i <= num; i++) {
- j = p + code_get_s4(nextp);
- if (useinlining)
+ j = p + code_get_s4(nextp,inline_env->method);
+ if (useinlining) {
+ /*printf("TABLESWITCH: j before mapping=%ld\n",j);*/
j = label_index[j];
+ }
*tablep = j; /* restore for little endian */
tablep++;
nextp += 4;
bound_check(j);
block_insert(j);
+ /*printf("TABLESWITCH: block_insert(%ld)\n",j);*/
}
break;
/* load and store of object fields *******************/
case JAVA_AASTORE:
- BUILTIN3((functionptr) asm_builtin_aastore, TYPE_VOID);
+ BUILTIN3(BUILTIN_aastore, TYPE_VOID, currentline);
break;
case JAVA_PUTSTATIC:
case JAVA_GETSTATIC:
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
{
constant_FMIref *fr;
fieldinfo *fi;
- fr = class_getconstant (class, i, CONSTANT_Fieldref);
- fi = class_findfield (fr->class, fr->name, fr->descriptor);
- compiler_addinitclass (fr->class);
- OP2A(opcode, fi->type, fi);
+
+ fr = class_getconstant(inline_env->method->class, i, CONSTANT_Fieldref);
+
+ if (!class_load(fr->class))
+ return NULL;
+
+ if (!class_link(fr->class))
+ return NULL;
+
+ fi = class_resolvefield(fr->class,
+ fr->name,
+ fr->descriptor,
+ inline_env->method->class,
+ true);
+
+ if (!fi)
+ return NULL;
+
+ OP2A(opcode, fi->type, fi, currentline);
+ if (!fi->class->initialized) {
+ inline_env->method->isleafmethod = false;
+ }
}
break;
case JAVA_PUTFIELD:
case JAVA_GETFIELD:
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
{
constant_FMIref *fr;
fieldinfo *fi;
- fr = class_getconstant (class, i, CONSTANT_Fieldref);
- fi = class_findfield (fr->class, fr->name, fr->descriptor);
- OP2A(opcode, fi->type, fi);
+
+ fr = class_getconstant(inline_env->method->class, i, CONSTANT_Fieldref);
+
+ if (!class_load(fr->class))
+ return NULL;
+
+ if (!class_link(fr->class))
+ return NULL;
+
+ fi = class_resolvefield(fr->class,
+ fr->name,
+ fr->descriptor,
+ inline_env->method->class,
+ true);
+
+ if (!fi)
+ return NULL;
+
+ OP2A(opcode, fi->type, fi, currentline);
}
break;
/* method invocation *****/
case JAVA_INVOKESTATIC:
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
{
constant_FMIref *mr;
methodinfo *mi;
- mr = class_getconstant (class, i, CONSTANT_Methodref);
- mi = class_findmethod (mr->class, mr->name, mr->descriptor);
- /*RTAprint*/ if (((pOpcodes == 2) || (pOpcodes == 3)) && opt_rt)
- /*RTAprint*/ {printf(" method name =");
- /*RTAprint*/ utf_display(mi->class->name); printf(".");
- /*RTAprint*/ utf_display(mi->name);printf("\tINVOKE STATIC\n");
- /*RTAprint*/ fflush(stdout);}
- if (!(mi->flags & ACC_STATIC))
- panic ("Static/Nonstatic mismatch calling static method");
- descriptor2types(mi);
+ inline_env->method->isleafmethod = false;
+
+ mr = class_getconstant(inline_env->method->class, i, CONSTANT_Methodref);
+
+ if (!class_load(mr->class))
+ return NULL;
+
+ if (!class_link(mr->class))
+ return NULL;
+
+ mi = class_resolveclassmethod(mr->class,
+ mr->name,
+ mr->descriptor,
+ inline_env->method->class,
+ true);
+
+ if (!mi)
+ return NULL;
+
+if (DEBUG4==true) {
+ method_display_w_class(mi);
+ printf("\tINVOKE STATIC\n");
+ fflush(stdout);}
+
+ if (!(mi->flags & ACC_STATIC)) {
+ *exceptionptr =
+ new_exception(string_java_lang_IncompatibleClassChangeError);
+ return NULL;
+ }
- isleafmethod=false;
- OP2A(opcode, mi->paramcount, mi);
+ descriptor2types(mi);
+ OP2A(opcode, mi->paramcount, mi, currentline);
}
break;
case JAVA_INVOKESPECIAL:
case JAVA_INVOKEVIRTUAL:
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
{
constant_FMIref *mr;
methodinfo *mi;
-
- mr = class_getconstant (class, i, CONSTANT_Methodref);
- mi = class_findmethod (mr->class, mr->name, mr->descriptor);
- /*RTAprint*/ if (((pOpcodes == 2) || (pOpcodes == 3)) && opt_rt)
- /*RTAprint*/ {printf(" method name =");
- method_display(mi);
- /*RTAprint*/ utf_display(mi->class->name); printf(".");
- /*RTAprint*/ utf_display(mi->name);printf("\tINVOKE SPECIAL/VIRTUAL\n");
- /*RTAprint*/ fflush(stdout);}
-
- if (mi->flags & ACC_STATIC)
- panic ("Static/Nonstatic mismatch calling static method");
+
+ inline_env->method->isleafmethod = false;
+
+ mr = class_getconstant(inline_env->method->class, i, CONSTANT_Methodref);
+
+ if (!class_load(mr->class))
+ return NULL;
+
+ if (!class_link(mr->class))
+ return NULL;
+
+ mi = class_resolveclassmethod(mr->class,
+ mr->name,
+ mr->descriptor,
+ inline_env->method->class,
+ true);
+
+ if (!mi)
+ return NULL;
+
+if (DEBUG4==true) {
+ method_display_w_class(mi);
+ printf("\tINVOKE SPEC/VIRT\n");
+ fflush(stdout);}
+
+ if (mi->flags & ACC_STATIC) {
+ *exceptionptr =
+ new_exception(string_java_lang_IncompatibleClassChangeError);
+ return NULL;
+ }
+
descriptor2types(mi);
- isleafmethod=false;
- OP2A(opcode, mi->paramcount, mi);
+ OP2A(opcode, mi->paramcount, mi, currentline);
}
break;
case JAVA_INVOKEINTERFACE:
- i = code_get_u2(p + 1);
+ i = code_get_u2(p + 1,inline_env->method);
{
constant_FMIref *mr;
methodinfo *mi;
- mr = class_getconstant (class, i, CONSTANT_InterfaceMethodref);
- mi = class_findmethod (mr->class, mr->name, mr->descriptor);
- if (mi->flags & ACC_STATIC)
- panic ("Static/Nonstatic mismatch calling static method");
+ inline_env->method->isleafmethod = false;
+
+ mr = class_getconstant(inline_env->method->class, i, CONSTANT_InterfaceMethodref);
+
+ if (!class_load(mr->class))
+ return NULL;
+
+ if (!class_link(mr->class))
+ return NULL;
+
+ mi = class_resolveinterfacemethod(mr->class,
+ mr->name,
+ mr->descriptor,
+ inline_env->method->class,
+ true);
+ if (!mi)
+ return NULL;
+
+ if (mi->flags & ACC_STATIC) {
+ *exceptionptr =
+ new_exception(string_java_lang_IncompatibleClassChangeError);
+ return NULL;
+ }
+
+if (DEBUG4==true) {
+ method_display_w_class(mi);
+ printf("\tINVOKE INTERFACE\n");
+ fflush(stdout);}
descriptor2types(mi);
- isleafmethod=false;
- OP2A(opcode, mi->paramcount, mi);
+ OP2A(opcode, mi->paramcount, mi, currentline);
}
break;
/* miscellaneous object operations *******/
case JAVA_NEW:
- i = code_get_u2 (p+1);
-
- LOADCONST_A(class_getconstant(class, i, CONSTANT_Class));
+ i = code_get_u2(p + 1,inline_env->method);
+ LOADCONST_A_BUILTIN(class_getconstant(inline_env->method->class, i, CONSTANT_Class));
s_count++;
- BUILTIN1((functionptr) builtin_new, TYPE_ADR);
+ BUILTIN1(BUILTIN_new, TYPE_ADR, currentline);
+ OP(ICMD_CHECKEXCEPTION);
break;
case JAVA_CHECKCAST:
- i = code_get_u2(p+1);
- {
- classinfo *cls = (classinfo*)class_getconstant(class, i, CONSTANT_Class);
- if (cls->vftbl->arraydesc) {
- /* array type cast-check */
- LOADCONST_A(cls->vftbl->arraydesc);
- s_count++;
- BUILTIN2((functionptr) asm_builtin_checkarraycast, TYPE_ADR);
- }
- else { /* object type cast-check */
- /*
-+ LOADCONST_A(class_getconstant(class, i, CONSTANT_Class));
-+ s_count++;
-+ BUILTIN2((functionptr) asm_builtin_checkcast, TYPE_ADR);
-+ */
- OP2A(opcode, 1, cls);
- }
- }
-
+ i = code_get_u2(p + 1,inline_env->method);
+ {
+ classinfo *cls =
+ (classinfo *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
+
+ if (!cls->loaded)
+ if (!class_load(cls))
+ return NULL;
+
+ if (!cls->linked)
+ if (!class_link(cls))
+ return NULL;
+
+ if (cls->vftbl->arraydesc) {
+ /* array type cast-check */
+ LOADCONST_A_BUILTIN(cls->vftbl);
+ s_count++;
+ BUILTIN2(BUILTIN_checkarraycast, TYPE_ADR,currentline);
+
+ } else { /* object type cast-check */
+ /*
+ + LOADCONST_A_BUILTIN(class_getconstant(class, i, CONSTANT_Class));
+ + s_count++;
+ + BUILTIN2(BUILTIN_checkcast, TYPE_ADR,currentline);
+ + */
+ OP2A(opcode, 1, cls, currentline);
+ }
+ }
break;
case JAVA_INSTANCEOF:
- i = code_get_u2(p+1);
-
- {
- classinfo *cls = (classinfo*)class_getconstant(class, i, CONSTANT_Class);
- if (cls->vftbl->arraydesc) {
- /* array type cast-check */
- LOADCONST_A(cls->vftbl->arraydesc);
- s_count++;
- #if defined(__I386__)
- BUILTIN2((functionptr) asm_builtin_arrayinstanceof, TYPE_INT);
- #else
- BUILTIN2((functionptr) builtin_arrayinstanceof, TYPE_INT);
- #endif
- }
- else { /* object type cast-check */
- /*
- LOADCONST_A(class_getconstant(class, i, CONSTANT_Class));
- s_count++;
- BUILTIN2((functionptr) builtin_instanceof, TYPE_INT);
-+ */
- OP2A(opcode, 1, cls);
- }
- }
+ i = code_get_u2(p + 1,inline_env->method);
+ {
+ classinfo *cls =
+ (classinfo *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
+
+ if (!cls->loaded)
+ if (!class_load(cls))
+ return NULL;
+
+ if (!cls->linked)
+ if (!class_link(cls))
+ return NULL;
+
+ if (cls->vftbl->arraydesc) {
+ /* array type cast-check */
+ LOADCONST_A_BUILTIN(cls->vftbl);
+ s_count++;
+ BUILTIN2(BUILTIN_arrayinstanceof, TYPE_INT, currentline);
+ }
+ else { /* object type cast-check */
+ /*
+ LOADCONST_A_BUILTIN(class_getconstant(class, i, CONSTANT_Class));
+ s_count++;
+ BUILTIN2(BUILTIN_instanceof, TYPE_INT,currentline);
+ + */
+ OP2A(opcode, 1, cls, currentline);
+ }
+ }
break;
case JAVA_MONITORENTER:
-#ifdef USE_THREADS
+#if defined(USE_THREADS)
if (checksync) {
- BUILTIN1((functionptr) asm_builtin_monitorenter, TYPE_VOID);
+ BUILTIN1(BUILTIN_monitorenter, TYPE_VOID,currentline);
} else
#endif
{
break;
case JAVA_MONITOREXIT:
-#ifdef USE_THREADS
+#if defined(USE_THREADS)
if (checksync) {
- BUILTIN1((functionptr) asm_builtin_monitorexit, TYPE_VOID);
- }
- else
+ BUILTIN1(BUILTIN_monitorexit, TYPE_VOID,currentline);
+ OP(ICMD_CHECKEXCEPTION);
+ } else
#endif
{
OP(ICMD_POP);
#if defined(__I386__)
OP(opcode);
#else
- BUILTIN2((functionptr) builtin_frem, TYPE_FLOAT);
+ BUILTIN2(BUILTIN_frem, TYPE_FLOAT,currentline);
#endif
break;
#if defined(__I386__)
OP(opcode);
#else
- BUILTIN2((functionptr) builtin_drem, TYPE_DOUBLE);
+ BUILTIN2(BUILTIN_drem, TYPE_DOUBLE,currentline);
#endif
break;
case JAVA_F2I:
#if defined(__ALPHA__)
if (!opt_noieee) {
- BUILTIN1((functionptr) builtin_f2i, TYPE_INT);
+ BUILTIN1(BUILTIN_f2i, TYPE_INT,currentline);
} else
#endif
{
case JAVA_F2L:
#if defined(__ALPHA__)
if (!opt_noieee) {
- BUILTIN1((functionptr) builtin_f2l, TYPE_LONG);
+ BUILTIN1(BUILTIN_f2l, TYPE_LONG,currentline);
} else
#endif
{
case JAVA_D2I:
#if defined(__ALPHA__)
if (!opt_noieee) {
- BUILTIN1((functionptr) builtin_d2i, TYPE_INT);
+ BUILTIN1(BUILTIN_d2i, TYPE_INT,currentline);
} else
#endif
{
case JAVA_D2L:
#if defined(__ALPHA__)
if (!opt_noieee) {
- BUILTIN1((functionptr) builtin_d2l, TYPE_LONG);
+ BUILTIN1(BUILTIN_d2l, TYPE_LONG,currentline);
} else
#endif
{
break;
case JAVA_BREAKPOINT:
- panic("Illegal opcode Breakpoint encountered");
- break;
+ *exceptionptr =
+ new_verifyerror(m, "Quick instructions shouldn't appear yet.");
+ return NULL;
- case 203:
- case 204:
+ case 204: /* unused opcode */
case 205:
case 206:
case 207:
case 253:
case 254:
case 255:
- printf("Illegal opcode %d at instr %d", opcode, ipc);
- panic("encountered");
+ printf("Illegal opcode %d at instr %d\n", opcode, ipc);
+ panic("Illegal opcode encountered");
break;
default:
break;
} /* end switch */
+
+ /* If WIDE was used correctly, iswide should have been reset by now. */
+ if (iswide && opcode != JAVA_WIDE)
+ panic("Illegal instruction: WIDE before incompatible opcode");
/* INLINING */
- if (isinlinedmethod && p == jcodelength - 1) { /* end of an inlined method */
+ /* if (inline_env->isinlinedmethod && p == inline_env->method->jcodelength - 1) { */ /* end of an inlined method */
+ if (inline_env->isinlinedmethod && (nextp >= inline_env->method->jcodelength) ) { /* end of an inlined method */
/* printf("setting gp from %d to %d\n",gp, inlinfo->stopgp); */
gp = inlinfo->stopgp;
inlining_restore_compiler_variables();
+ OP(ICMD_INLINE_END);
+/*label_index = inlinfo->label_index;*/
+
+if (DEBUG==true) {
+printf("AFTER RESTORE : "); fflush(stdout);
+DEBUGMETH(inline_env->method);
+}
list_remove(inlinfo->inlinedmethods, list_first(inlinfo->inlinedmethods));
- if (inlinfo->inlinedmethods == NULL) {
+ if (inlinfo->inlinedmethods == NULL) { /* JJJJ */
nextgp = -1;
} else {
tmpinlinf = list_first(inlinfo->inlinedmethods);
label_index=inlinfo->label_index;
firstlocal = inlinfo->firstlocal;
}
+
} /* end for */
- if (p != jcodelength)
- panic("Command-sequence crosses code-boundary");
- if (!blockend)
- panic("Code does not end with branch/return/athrow - stmt");
+ if (p != m->jcodelength) {
+ printf("p (%d) != m->jcodelength (%d)\n",p,m->jcodelength);
+ panic("Command-sequence crosses code-boundary");
+ }
+ if (!blockend) {
+ *exceptionptr = new_verifyerror(m, "Falling off the end of the code");
+ return NULL;
+ }
- /* adjust block count if target 0 is not first intermediate instruction */
+ /* adjust block count if target 0 is not first intermediate instruction */
- if (!block_index[0] || (block_index[0] > 1))
+ if (!m->basicblockindex[0] || (m->basicblockindex[0] > 1))
b_count++;
- /* copy local to global variables */
+ /* copy local to method variables */
- instr_count = ipc;
- block_count = b_count;
- stack_count = s_count + block_count * maxstack;
+ m->instructioncount = ipc;
+ m->basicblockcount = b_count;
+ m->stackcount = s_count + m->basicblockcount * m->maxstack;
/* allocate stack table */
- stack = DMNEW(stackelement, stack_count);
+ m->stack = DMNEW(stackelement, m->stackcount);
{
- basicblock *bptr;
+ basicblock *bptr;
- bptr = block = DMNEW(basicblock, b_count + 1); /* one more for end ipc */
+ bptr = m->basicblocks = DMNEW(basicblock, b_count + 1); /* one more for end ipc */
b_count = 0;
- c_debug_nr = 0;
+ m->c_debug_nr = 0;
- /* additional block if target 0 is not first intermediate instruction */
+ /* additional block if target 0 is not first intermediate instruction */
- if (!block_index[0] || (block_index[0] > 1)) {
- bptr->iinstr = instr;
+ if (!m->basicblockindex[0] || (m->basicblockindex[0] > 1)) {
+ bptr->iinstr = m->instructions;
bptr->mpc = -1;
bptr->flags = -1;
bptr->type = BBTYPE_STD;
bptr->branchrefs = NULL;
bptr->pre_count = 0;
- bptr->debug_nr = c_debug_nr++;
+ bptr->debug_nr = m->c_debug_nr++;
bptr++;
b_count++;
(bptr - 1)->next = bptr;
/* allocate blocks */
- for (p = 0; p < cumjcodelength; p++) {
- if (block_index[p] & 1) {
- bptr->iinstr = instr + (block_index[p] >> 1);
- bptr->debug_nr = c_debug_nr++;
+ for (p = 0; p < inline_env->cumjcodelength; p++) {
+ /* for (p = 0; p < m->jcodelength; p++) { */
+ if (m->basicblockindex[p] & 1) {
+ /* check if this block starts at the beginning of an instruction */
+ if (!instructionstart[p]) {
+ printf("Basic Block beginn: %d\n",p);
+ panic("Branch into middle of instruction");
+ }
+ /* allocate the block */
+ bptr->iinstr = m->instructions + (m->basicblockindex[p] >> 1);
+ bptr->debug_nr = m->c_debug_nr++;
if (b_count != 0)
(bptr - 1)->icount = bptr->iinstr - (bptr - 1)->iinstr;
bptr->mpc = -1;
bptr->lflags = 0;
bptr->type = BBTYPE_STD;
bptr->branchrefs = NULL;
- block_index[p] = b_count;
+ m->basicblockindex[p] = b_count;
bptr->pre_count = 0;
bptr++;
b_count++;
bptr->instack = bptr->outstack = NULL;
bptr->indepth = bptr->outdepth = 0;
bptr->iinstr = NULL;
- (bptr - 1)->icount = (instr + instr_count) - (bptr - 1)->iinstr;
+ (bptr - 1)->icount = (m->instructions + m->instructioncount) - (bptr - 1)->iinstr;
bptr->icount = 0;
bptr->mpc = -1;
bptr->flags = -1;
bptr->type = BBTYPE_STD;
bptr->branchrefs = NULL;
bptr->pre_count = 0;
- bptr->debug_nr = c_debug_nr++;
+ bptr->debug_nr = m->c_debug_nr++;
(bptr - 1)->next = bptr;
bptr->next = NULL;
- last_block = bptr;
-
- if (exceptiontablelength > 0)
- extable[exceptiontablelength - 1].down = NULL;
- else
- extable = NULL;
-
- for (i = 0; i < exceptiontablelength; ++i) {
- p = extable[i].startpc;
- extable[i].start = block + block_index[p];
+ if (cd->exceptiontablelength > 0) {
+ cd->exceptiontable[cd->exceptiontablelength - 1].down = NULL;
+ }
+
+ for (i = 0; i < cd->exceptiontablelength; ++i) {
+ p = cd->exceptiontable[i].startpc;
+ cd->exceptiontable[i].start = m->basicblocks + m->basicblockindex[p];
- p = extable[i].endpc;
- extable[i].end = block + block_index[p];
+ p = cd->exceptiontable[i].endpc;
+ cd->exceptiontable[i].end = (p == inline_env->method->jcodelength) ? (m->basicblocks + m->basicblockcount /*+ 1*/) : (m->basicblocks + m->basicblockindex[p]);
- p = extable[i].handlerpc;
- extable[i].handler = block + block_index[p];
+ p = cd->exceptiontable[i].handlerpc;
+ cd->exceptiontable[i].handler = m->basicblocks + m->basicblockindex[p];
}
}
- if (useinlining) inlining_cleanup();
- useinlining = useinltmp;
+ if (useinlining) inlining_cleanup(inline_env);
+
+ /* just return methodinfo* to signal everything was ok */
+
+ return m;
}
projects / cacao.git / blobdiff