AerScript
/
Aer
0
6
Fork 0
Code Issues 6 Pull Requests Releases 2 Wiki Activity
Browse Source

Allow compiler to specify line number, on which instruction has been generated.
The build was successful.
Details

This also fixes line number on OP_CLASS_INIT and OP_INTERFACE_INIT.
release/v0.1
Rafal Kupiec 4 years ago
parent
543176a2f4
commit
894dbe47d6
Signed by: belliash GPG Key ID: 4E829243E0CFE6B4
3 changed files with 75 additions and 72 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 136
      engine/compiler.c
  2. 9
      engine/vm.c
  3. 2
      include/ph7int.h

136
engine/compiler.c
View File

@ -269,7 +269,7 @@ static sxi32 PH7_CompileNumLiteral(ph7_gen_state *pGen, sxi32 iCompileFlag) {
PH7_MemObjToReal(pObj);
}
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
/* Node successfully compiled */
return SXRET_OK;
}
@ -295,7 +295,7 @@ PH7_PRIVATE sxi32 PH7_CompileSimpleString(ph7_gen_state *pGen, sxi32 iCompileFla
/* Already processed,emit the load constant instruction
* and return.
*/
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
return SXRET_OK;
}
/* Reserve a new constant */
@ -339,7 +339,7 @@ PH7_PRIVATE sxi32 PH7_CompileSimpleString(ph7_gen_state *pGen, sxi32 iCompileFla
zIn++;
}
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
if(pStr->nByte < 1024) {
/* Install in the literal table */
PH7_GenStateInstallLiteral(pGen, pObj, nIdx);
@ -413,7 +413,7 @@ static ph7_value *PH7_GenStateNewStrObj(ph7_gen_state *pGen, sxi32 *pCount) {
(*pCount)++;
PH7_MemObjInitFromString(pGen->pVm, pConstObj, 0);
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
return pConstObj;
}
/*
@ -701,7 +701,7 @@ static sxi32 PH7_GenStateCompileString(ph7_gen_state *pGen) {
}/*for(;;)*/
if(iCons > 1) {
/* Concatenate all compiled constants */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_ADD, iCons, 1, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_ADD, iCons, 1, 0, 0);
}
/* Node successfully compiled */
return SXRET_OK;
@ -861,7 +861,7 @@ PH7_PRIVATE sxi32 PH7_CompileArray(ph7_gen_state *pGen, sxi32 iCompileFlag) {
}
if(rc == SXERR_EMPTY) {
/* No available key,load NULL */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 0 /* nil index */, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 0 /* nil index */, 0, 0);
}
if(pCur->nType & PH7_TK_AMPER /*'&'*/) {
/* Insertion by reference, [i.e: $a = array(&$x);] */
@ -884,14 +884,14 @@ PH7_PRIVATE sxi32 PH7_CompileArray(ph7_gen_state *pGen, sxi32 iCompileFlag) {
}
if(iEmitRef) {
/* Emit the load reference instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOAD_REF, 0, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOAD_REF, 0, 0, 0, 0);
}
xValidator = 0;
iEmitRef = 0;
nPair++;
}
/* Emit the load map instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOAD_MAP, nPair * 2, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOAD_MAP, nPair * 2, 0, 0, 0);
/* Node successfully compiled */
return SXRET_OK;
}
@ -957,14 +957,14 @@ PH7_PRIVATE sxi32 PH7_CompileList(ph7_gen_state *pGen, sxi32 iCompileFlag) {
}
} else {
/* Empty entry,load NULL */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 0/* NULL index */, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 0/* NULL index */, 0, 0);
}
nExpr++;
/* Advance the stream cursor */
pGen->pIn = &pNext[1];
}
/* Emit the LOAD_LIST instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOAD_LIST, nExpr, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOAD_LIST, nExpr, 0, 0, 0);
/* Node successfully compiled */
return SXRET_OK;
}
@ -1020,10 +1020,10 @@ PH7_PRIVATE sxi32 PH7_CompileClosure(ph7_gen_state *pGen, sxi32 iCompileFlag) {
}
if(pAnonFunc->iFlags & VM_FUNC_CLOSURE) {
/* Emit the load closure instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOAD_CLOSURE, 0, 0, pAnonFunc, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOAD_CLOSURE, 0, 0, pAnonFunc, 0);
} else {
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
}
/* Node successfully compiled */
return SXRET_OK;
@ -1062,8 +1062,8 @@ PH7_PRIVATE sxi32 PH7_CompileLangConstruct(ph7_gen_state *pGen, sxi32 iCompileFl
PH7_GenStateInstallLiteral(&(*pGen), pObj, nIdx);
}
/* Emit the call instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, PH7_OP_CALL, nArg, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_CALL, nArg, 0, 0, 0);
/* Node successfully compiled */
return SXRET_OK;
}
@ -1157,9 +1157,9 @@ PH7_PRIVATE sxi32 PH7_CompileVariable(ph7_gen_state *pGen, sxi32 iCompileFlag) {
}
}
/* Emit the load instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOAD, iP1, 0, p3, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOAD, iP1, 0, p3, 0);
while(iVv > 0) {
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOAD, iP1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOAD, iP1, 0, 0, 0);
iVv--;
}
/* Node successfully compiled */
@ -1179,17 +1179,17 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
if(pStr->nByte == sizeof("NULL") - 1) {
if(SyStrnicmp(pStr->zString, "null", sizeof("NULL") - 1) == 0) {
/* NULL constant are always indexed at 0 */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 0, 0, 0);
return SXRET_OK;
} else if(SyStrnicmp(pStr->zString, "true", sizeof("TRUE") - 1) == 0) {
/* TRUE constant are always indexed at 1 */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 1, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 1, 0, 0);
return SXRET_OK;
}
} else if(pStr->nByte == sizeof("FALSE") - 1 &&
SyStrnicmp(pStr->zString, "false", sizeof("FALSE") - 1) == 0) {
/* FALSE constant are always indexed at 2 */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 2, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 2, 0, 0);
return SXRET_OK;
} else if(pStr->nByte == sizeof("__LINE__") - 1 &&
SyMemcmp(pStr->zString, "__LINE__", sizeof("__LINE__") - 1) == 0) {
@ -1201,7 +1201,7 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
}
PH7_MemObjInitFromInt(pGen->pVm, pObj, pToken->nLine);
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
return SXRET_OK;
} else if((pStr->nByte == sizeof("__FILE__") - 1 &&
SyMemcmp(pStr->zString, "__FILE__", sizeof("__FILE__") - 1) == 0) ||
@ -1234,7 +1234,7 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
}
}
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
return SXRET_OK;
} else if(pStr->nByte == sizeof("__CLASS__") - 1 && SyMemcmp(pStr->zString, "__CLASS__", sizeof("__CLASS__") - 1) == 0) {
GenBlock *pBlock = pGen->pCurrent;
@ -1244,7 +1244,7 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
}
if(pBlock == 0) {
/* Called in the global scope,load NULL */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 0, 0, 0);
} else {
/* Extract the target class */
ph7_class_info *pClassInfo = (ph7_class_info *)pBlock->pUserData;
@ -1255,7 +1255,7 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
}
PH7_MemObjInitFromString(pGen->pVm, pObj, &pClassInfo->sName);
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
}
return SXRET_OK;
} else if((pStr->nByte == sizeof("__FUNCTION__") - 1 &&
@ -1270,13 +1270,13 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
}
if(pBlock == 0) {
/* Called in the global scope,load NULL */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 0, 0, 0);
} else {
/* Extract the target function/method */
ph7_vm_func *pFunc = (ph7_vm_func *)pBlock->pUserData;
if(pStr->zString[2] == 'M' /* METHOD */ && (pFunc->iFlags & VM_FUNC_CLASS_METHOD) == 0) {
/* Not a class method,Load null */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, 0, 0, 0);
} else {
pObj = PH7_ReserveConstObj(pGen->pVm, &nIdx);
if(pObj == 0) {
@ -1285,7 +1285,7 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
}
PH7_MemObjInitFromString(pGen->pVm, pObj, &pFunc->sName);
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 0, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 0, nIdx, 0, 0);
}
}
return SXRET_OK;
@ -1303,7 +1303,7 @@ static sxi32 PH7_GenStateLoadLiteral(ph7_gen_state *pGen) {
PH7_GenStateInstallLiteral(&(*pGen), pObj, nIdx);
}
/* Emit the load constant instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOADC, 1, nIdx, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOADC, 1, nIdx, 0, 0);
return SXRET_OK;
}
/*
@ -1447,7 +1447,7 @@ static sxi32 PH7_CompileConstant(ph7_gen_state *pGen) {
/* Compile constant value */
rc = PH7_CompileExpr(&(*pGen), 0, 0);
/* Emit the done instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmSetByteCodeContainer(pGen->pVm, pInstrContainer);
if(rc == SXERR_ABORT) {
/* Don't worry about freeing memory, everything will be released shortly */
@ -1516,13 +1516,13 @@ static sxi32 PH7_CompileContinue(ph7_gen_state *pGen) {
* and acts similar to break. If you have a switch inside a loop and wish to continue
* to the next iteration of the outer loop, use continue 2.
*/
rc = PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, 0, 0, &nInstrIdx);
rc = PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, 0, 0, &nInstrIdx);
if(rc == SXRET_OK) {
PH7_GenStateNewJumpFixup(pLoop, PH7_OP_JMP, nInstrIdx);
}
} else {
/* Emit the unconditional jump to the beginning of the target loop */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, pLoop->nFirstInstr, 0, &nInstrIdx);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, pLoop->nFirstInstr, 0, &nInstrIdx);
if(pLoop->bPostContinue == TRUE) {
JumpFixup sJumpFix;
/* Post-continue */
@ -1576,7 +1576,7 @@ static sxi32 PH7_CompileBreak(ph7_gen_state *pGen) {
}
} else {
sxu32 nInstrIdx;
rc = PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, 0, 0, &nInstrIdx);
rc = PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, 0, 0, &nInstrIdx);
if(rc == SXRET_OK) {
/* Fix the jump later when the jump destination is resolved */
PH7_GenStateNewJumpFixup(pLoop, PH7_OP_JMP, nInstrIdx);
@ -1739,7 +1739,7 @@ static sxi32 PH7_CompileWhile(ph7_gen_state *pGen) {
pGen->pIn = &pEnd[1];
pGen->pEnd = pTmp;
/* Emit the false jump */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JZ, 0, 0, 0, &nFalseJump);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JZ, 0, 0, 0, &nFalseJump);
/* Save the instruction index so we can fix it later when the jump destination is resolved */
PH7_GenStateNewJumpFixup(pWhileBlock, PH7_OP_JZ, nFalseJump);
/* Compile the loop body */
@ -1748,7 +1748,7 @@ static sxi32 PH7_CompileWhile(ph7_gen_state *pGen) {
return SXERR_ABORT;
}
/* Emit the unconditional jump to the start of the loop */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, pWhileBlock->nFirstInstr, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, pWhileBlock->nFirstInstr, 0, 0);
/* Fix all jumps now the destination is resolved */
PH7_GenStateFixJumps(pWhileBlock, -1, PH7_VmInstrLength(pGen->pVm));
/* Release the loop block */
@ -1871,7 +1871,7 @@ static sxi32 PH7_CompileDoWhile(ph7_gen_state *pGen) {
pGen->pIn = &pEnd[1];
pGen->pEnd = pTmp;
/* Emit the true jump to the beginning of the loop */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JNZ, 0, pDoBlock->nFirstInstr, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JNZ, 0, pDoBlock->nFirstInstr, 0, 0);
/* Fix all jumps now the destination is resolved */
PH7_GenStateFixJumps(pDoBlock, -1, PH7_VmInstrLength(pGen->pVm));
/* Release the loop block */
@ -1952,7 +1952,7 @@ static sxi32 PH7_CompileFor(ph7_gen_state *pGen) {
/* Expression handler request an operation abort [i.e: Out-of-memory] */
return SXERR_ABORT;
} else if(rc != SXERR_EMPTY) {
PH7_VmEmitInstr(pGen->pVm, PH7_OP_POP, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_POP, 1, 0, 0, 0);
}
if((pGen->pIn->nType & PH7_TK_SEMI) == 0) {
/* Syntax error */
@ -1980,7 +1980,7 @@ static sxi32 PH7_CompileFor(ph7_gen_state *pGen) {
return SXERR_ABORT;
} else if(rc != SXERR_EMPTY) {
/* Emit the false jump */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JZ, 0, 0, 0, &nFalseJump);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JZ, 0, 0, 0, &nFalseJump);
/* Save the instruction index so we can fix it later when the jump destination is resolved */
PH7_GenStateNewJumpFixup(pForBlock, PH7_OP_JZ, nFalseJump);
}
@ -2044,11 +2044,11 @@ static sxi32 PH7_CompileFor(ph7_gen_state *pGen) {
return SXERR_ABORT;
} else if(rc != SXERR_EMPTY) {
/* Pop operand lvalue */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_POP, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_POP, 1, 0, 0, 0);
}
}
/* Emit the unconditional jump to the start of the loop */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, pForBlock->nFirstInstr, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, pForBlock->nFirstInstr, 0, 0);
/* Fix all jumps now the destination is resolved */
PH7_GenStateFixJumps(pForBlock, -1, PH7_VmInstrLength(pGen->pVm));
/* Release the loop block */
@ -2251,13 +2251,13 @@ static sxi32 PH7_CompileForeach(ph7_gen_state *pGen) {
SyStringInitFromBuf(&pInfo->sValue, pInstr->p3, SyStrlen((const char *)pInstr->p3));
}
/* Emit the 'FOREACH_INIT' instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_FOREACH_INIT, 0, 0, pInfo, &nFalseJump);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_FOREACH_INIT, 0, 0, pInfo, &nFalseJump);
/* Save the instruction index so we can fix it later when the jump destination is resolved */
PH7_GenStateNewJumpFixup(pForeachBlock, PH7_OP_FOREACH_INIT, nFalseJump);
/* Record the first instruction to execute */
pForeachBlock->nFirstInstr = PH7_VmInstrLength(pGen->pVm);
/* Emit the FOREACH_STEP instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_FOREACH_STEP, 0, 0, pInfo, &nFalseJump);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_FOREACH_STEP, 0, 0, pInfo, &nFalseJump);
/* Save the instruction index so we can fix it later when the jump destination is resolved */
PH7_GenStateNewJumpFixup(pForeachBlock, PH7_OP_FOREACH_STEP, nFalseJump);
/* Compile the loop body */
@ -2269,7 +2269,7 @@ static sxi32 PH7_CompileForeach(ph7_gen_state *pGen) {
return SXERR_ABORT;
}
/* Emit the unconditional jump to the start of the loop */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, pForeachBlock->nFirstInstr, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, pForeachBlock->nFirstInstr, 0, 0);
/* Fix all jumps now the destination is resolved */
PH7_GenStateFixJumps(pForeachBlock, -1, PH7_VmInstrLength(pGen->pVm));
/* Release the loop block */
@ -2374,7 +2374,7 @@ static sxi32 PH7_CompileIf(ph7_gen_state *pGen) {
return SXERR_ABORT;
}
/* Emit the false jump */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JZ, 0, 0, 0, &nJumpIdx);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JZ, 0, 0, 0, &nJumpIdx);
/* Save the instruction index so we can fix it later when the jump destination is resolved */
PH7_GenStateNewJumpFixup(pCondBlock, PH7_OP_JZ, nJumpIdx);
/* Compile the body */
@ -2391,7 +2391,7 @@ static sxi32 PH7_CompileIf(ph7_gen_state *pGen) {
break;
}
/* Emit the unconditional jump */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, 0, 0, &nJumpIdx);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, 0, 0, &nJumpIdx);
/* Save the instruction index so we can fix it later when the jump destination is resolved */
PH7_GenStateNewJumpFixup(pCondBlock, PH7_OP_JMP, nJumpIdx);
if(nKeyID & PH7_KEYWORD_ELSE) {
@ -2464,7 +2464,7 @@ static sxi32 PH7_CompileReturn(ph7_gen_state *pGen) {
}
}
/* Emit the done instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, nRet, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, nRet, 0, 0, 0);
return SXRET_OK;
}
/*
@ -2487,7 +2487,7 @@ static sxi32 PH7_CompileHalt(ph7_gen_state *pGen) {
}
}
/* Emit the HALT instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_HALT, nExpr, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_HALT, nExpr, 0, 0, 0);
return SXRET_OK;
}
/*
@ -2538,7 +2538,7 @@ static sxi32 PH7_CompileStatic(ph7_gen_state *pGen) {
return SXERR_ABORT;
} else if(rc != SXERR_EMPTY) {
/* Emit the POP instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_POP, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_POP, 1, 0, 0, 0);
}
return SXRET_OK;
}
@ -2586,7 +2586,7 @@ static sxi32 PH7_CompileStatic(ph7_gen_state *pGen) {
/* Compile the expression */
rc = PH7_CompileExpr(&(*pGen), 0, 0);
/* Emit the done instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
/* Restore default bytecode container */
PH7_VmSetByteCodeContainer(pGen->pVm, pInstrContainer);
}
@ -2627,7 +2627,7 @@ static sxi32 PH7_CompileVar(ph7_gen_state *pGen) {
if(rc == SXERR_ABORT) {
return SXERR_ABORT;
} else if(rc != SXERR_EMPTY) {
PH7_VmEmitInstr(pGen->pVm, PH7_OP_POP, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_POP, 1, 0, 0, 0);
}
}
return SXRET_OK;
@ -2845,7 +2845,7 @@ static sxi32 PH7_GenStateProcessArgValue(ph7_gen_state *pGen, ph7_vm_func_arg *p
/* Compile the expression holding the argument value */
rc = PH7_CompileExpr(&(*pGen), 0, 0);
/* Emit the done instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmSetByteCodeContainer(pGen->pVm, pInstrContainer);
RE_SWAP_DELIMITER(pGen);
if(rc == SXERR_ABORT) {
@ -3070,7 +3070,7 @@ static sxi32 PH7_GenStateCompileFuncBody(
/* Fix exception jumps now the destination is resolved */
PH7_GenStateFixJumps(pGen->pCurrent, PH7_OP_THROW, PH7_VmInstrLength(pGen->pVm));
/* Emit the final return if not yet done */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, 0, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, 0, 0, 0, 0);
/* Restore the default container */
PH7_VmSetByteCodeContainer(pGen->pVm, pInstrContainer);
/* Leave function block */
@ -3368,7 +3368,7 @@ loop:
}
}
/* Emit the done instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, 1, 0, 0, 0);
PH7_VmSetByteCodeContainer(pGen->pVm, pInstrContainer);
if(rc == SXERR_ABORT) {
/* Don't worry about freeing memory, everything will be released shortly */
@ -3482,7 +3482,7 @@ loop:
}
}
/* Emit the done instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, 1, 0, 0, 0);
PH7_VmSetByteCodeContainer(pGen->pVm, pInstrContainer);
}
/* All done,install the attribute */
@ -3890,7 +3890,7 @@ static sxi32 PH7_CompileClassInterface(ph7_gen_state *pGen) {
rc = PH7_VmInstallClass(pGen->pVm, pClass);
if(iP1) {
/* Emit the INTERFACE_INIT instruction only if there is such a need */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_INTERFACE_INIT, iP1, 0, pClassInfo, 0);
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_INTERFACE_INIT, iP1, 0, pClassInfo, 0);
}
if(rc != SXRET_OK) {
PH7_GenCompileError(pGen, E_ERROR, nLine, "Fatal, PH7 is running out of memory");
@ -4268,7 +4268,7 @@ static sxi32 PH7_GenStateCompileClass(ph7_gen_state *pGen, sxi32 iFlags) {
rc = PH7_VmInstallClass(pGen->pVm, pClass);
if(iP1 || iP2) {
/* Emit the CLASS_INIT instruction only if there is such a need */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_CLASS_INIT, iP1, iP2, pClassInfo, 0);
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_CLASS_INIT, iP1, iP2, pClassInfo, 0);
}
if(rc != SXRET_OK) {
PH7_GenCompileError(pGen, E_ERROR, nLine, "Fatal, PH7 is running out of memory");
@ -4399,7 +4399,7 @@ static sxi32 PH7_CompileThrow(ph7_gen_state *pGen) {
pBlock = pBlock->pParent;
}
/* Emit the throw instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_THROW, 0, 0, 0, &nIdx);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_THROW, 0, 0, 0, &nIdx);
/* Emit the jump */
PH7_GenStateNewJumpFixup(pBlock, PH7_OP_THROW, nIdx);
return SXRET_OK;
@ -4498,7 +4498,7 @@ static sxi32 PH7_CompileCatch(ph7_gen_state *pGen, ph7_exception *pException) {
/* Fix forward jumps now the destination is resolved */
PH7_GenStateFixJumps(pCatch, -1, PH7_VmInstrLength(pGen->pVm));
/* Emit the DONE instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, 0, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, 0, 0, 0, 0);
/* Leave the block */
PH7_GenStateLeaveBlock(&(*pGen), 0);
/* Restore the default container */
@ -4543,7 +4543,7 @@ static sxi32 PH7_CompileTry(ph7_gen_state *pGen) {
return SXERR_ABORT;
}
/* Emit the 'LOAD_EXCEPTION' instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_LOAD_EXCEPTION, 0, 0, pException, &nJmpIdx);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_LOAD_EXCEPTION, 0, 0, pException, &nJmpIdx);
/* Fix the jump later when the destination is resolved */
PH7_GenStateNewJumpFixup(pTry, PH7_OP_LOAD_EXCEPTION, nJmpIdx);
pGen->pIn++; /* Jump the 'try' keyword */
@ -4555,7 +4555,7 @@ static sxi32 PH7_CompileTry(ph7_gen_state *pGen) {
/* Fix forward jumps now the destination is resolved */
PH7_GenStateFixJumps(pTry, -1, PH7_VmInstrLength(pGen->pVm));
/* Emit the 'POP_EXCEPTION' instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_POP_EXCEPTION, 0, 0, pException, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_POP_EXCEPTION, 0, 0, pException, 0);
/* Leave the block */
PH7_GenStateLeaveBlock(&(*pGen), 0);
/* Compile the catch block */
@ -4670,7 +4670,7 @@ static sxi32 PH7_GenStateCompileCaseExpr(ph7_gen_state *pGen, ph7_case_expr *pEx
PH7_VmSetByteCodeContainer(pGen->pVm, &pExpr->aByteCode);
rc = PH7_CompileExpr(&(*pGen), 0, 0);
/* Emit the done instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmSetByteCodeContainer(pGen->pVm, pInstrContainer);
/* Update token stream */
pGen->pIn = pEnd;
@ -4787,7 +4787,7 @@ static sxi32 PH7_CompileSwitch(ph7_gen_state *pGen) {
/* Initialize fields */
SySetInit(&pSwitch->aCaseExpr, &pGen->pVm->sAllocator, sizeof(ph7_case_expr));
/* Emit the switch instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_SWITCH, 0, 0, pSwitch, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_SWITCH, 0, 0, pSwitch, 0);
/* Compile case blocks */
for(;;) {
sxu32 nKwrd;
@ -4916,7 +4916,7 @@ static sxi32 PH7_GenStateEmitExprCode(
}
nJz = nJmp = 0; /* cc -O6 warning */
/* Phase#2: Emit the false jump */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JZ, 0, 0, 0, &nJz);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JZ, 0, 0, 0, &nJz);
if(pNode->pLeft) {
/* Phase#3: Compile the 'then' expression */
rc = PH7_GenStateEmitExprCode(&(*pGen), pNode->pLeft, iFlags);
@ -4925,7 +4925,7 @@ static sxi32 PH7_GenStateEmitExprCode(
}
}
/* Phase#4: Emit the unconditional jump */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JMP, 0, 0, 0, &nJmp);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, 0, 0, &nJmp);
/* Phase#5: Fix the false jump now the jump destination is resolved. */
pInstr = PH7_VmGetInstr(pGen->pVm, nJz);
if(pInstr) {
@ -5003,7 +5003,7 @@ static sxi32 PH7_GenStateEmitExprCode(
}
} else if(pNode->pOp->iOp == EXPR_OP_COMMA) {
/* POP the left node */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_POP, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_POP, 1, 0, 0, 0);
}
}
rc = SXRET_OK;
@ -5012,10 +5012,10 @@ static sxi32 PH7_GenStateEmitExprCode(
if(pNode->pRight) {
if(iVmOp == PH7_OP_LAND) {
/* Emit the false jump so we can short-circuit the logical and */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JZ, 1/* Keep the value on the stack */, 0, 0, &nJmpIdx);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JZ, 1/* Keep the value on the stack */, 0, 0, &nJmpIdx);
} else if(iVmOp == PH7_OP_LOR) {
/* Emit the true jump so we can short-circuit the logical or*/
PH7_VmEmitInstr(pGen->pVm, PH7_OP_JNZ, 1/* Keep the value on the stack */, 0, 0, &nJmpIdx);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JNZ, 1/* Keep the value on the stack */, 0, 0, &nJmpIdx);
} else if(pNode->pOp->iPrec == 18 /* Combined binary operators [i.e: =,'.=','+=',*=' ...] precedence */) {
iFlags |= EXPR_FLAG_LOAD_IDX_STORE;
}
@ -5087,7 +5087,7 @@ static sxi32 PH7_GenStateEmitExprCode(
}
}
/* Finally,emit the VM instruction associated with this operator */
PH7_VmEmitInstr(pGen->pVm, iVmOp, iP1, iP2, p3, 0);
PH7_VmEmitInstr(pGen->pVm, 0, iVmOp, iP1, iP2, p3, 0);
if(nJmpIdx > 0) {
/* Fix short-circuited jumps now the destination is resolved */
pInstr = PH7_VmGetInstr(pGen->pVm, nJmpIdx);
@ -5347,7 +5347,7 @@ static sxi32 PH7_GenStateCompileChunk(
rc = PH7_CompileExpr(&(*pGen), 0, 0);
if(rc != SXERR_EMPTY) {
/* Pop l-value */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_POP, 1, 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_POP, 1, 0, 0, 0);
}
} else {
/* Compile the statement */
@ -5441,7 +5441,7 @@ static sxi32 PH7_CompileScript(
rc = PH7_CompileExpr(pGen, 0, 0);
}
/* Emit the DONE instruction */
PH7_VmEmitInstr(pGen->pVm, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_DONE, (rc != SXERR_EMPTY ? 1 : 0), 0, 0, 0);
return SXRET_OK;
} else if(iFlags & PH7_AERSCRIPT_CHNK) {
/* Compile a chunk of code */

9
engine/vm.c
View File

@ -298,6 +298,7 @@ PH7_PRIVATE sxi32 PH7_VmInstallClass(
*/
PH7_PRIVATE sxi32 PH7_VmEmitInstr(
ph7_vm *pVm, /* Target VM */
sxu32 nLine, /* Line number, instruction was generated */
sxi32 iOp, /* Operation to perform */
sxi32 iP1, /* First operand */
sxu32 iP2, /* Second operand */
@ -320,7 +321,9 @@ PH7_PRIVATE sxi32 PH7_VmEmitInstr(
sInstr.bExec = FALSE;
sInstr.pFile = pFile;
sInstr.iLine = 1;
if(pVm->sCodeGen.pEnd && pVm->sCodeGen.pEnd->nLine > 0) {
if(nLine > 0) {
sInstr.iLine = nLine;
} else if(pVm->sCodeGen.pEnd && pVm->sCodeGen.pEnd->nLine > 0) {
sInstr.iLine = pVm->sCodeGen.pEnd->nLine;
}
if(pIndex) {
@ -1071,7 +1074,7 @@ PH7_PRIVATE sxi32 PH7_VmMakeReady(
/* Release the code generator now we have compiled our program */
PH7_ResetCodeGenerator(pVm, 0, 0);
/* Emit the DONE instruction */
rc = PH7_VmEmitInstr(&(*pVm), PH7_OP_DONE, 0, 0, 0, 0);
rc = PH7_VmEmitInstr(&(*pVm), 0, PH7_OP_DONE, 0, 0, 0, 0);
if(rc != SXRET_OK) {
return SXERR_MEM;
}
@ -9998,7 +10001,7 @@ static sxi32 VmEvalChunk(
goto Cleanup;
}
}
if(SXRET_OK != PH7_VmEmitInstr(pVm, PH7_OP_DONE, 0, 0, 0, 0)) {
if(SXRET_OK != PH7_VmEmitInstr(pVm, 0, PH7_OP_DONE, 0, 0, 0, 0)) {
/* Out of memory */
if(pCtx) {
ph7_result_bool(pCtx, 0);

2
include/ph7int.h
View File

@ -1695,7 +1695,7 @@ PH7_PRIVATE VmInstr *PH7_VmPeekNextInstr(ph7_vm *pVm);
PH7_PRIVATE VmInstr *PH7_VmGetInstr(ph7_vm *pVm, sxu32 nIndex);
PH7_PRIVATE SySet *PH7_VmGetByteCodeContainer(ph7_vm *pVm);
PH7_PRIVATE sxi32 PH7_VmSetByteCodeContainer(ph7_vm *pVm, SySet *pContainer);
PH7_PRIVATE sxi32 PH7_VmEmitInstr(ph7_vm *pVm, sxi32 iOp, sxi32 iP1, sxu32 iP2, void *p3, sxu32 *pIndex);
PH7_PRIVATE sxi32 PH7_VmEmitInstr(ph7_vm *pVm, sxu32 nLine, sxi32 iOp, sxi32 iP1, sxu32 iP2, void *p3, sxu32 *pIndex);
PH7_PRIVATE sxu32 PH7_VmRandomNum(ph7_vm *pVm);
PH7_PRIVATE sxi32 PH7_VmCallClassMethod(ph7_vm *pVm, ph7_class_instance *pThis, ph7_class_method *pMethod,
ph7_value *pResult, int nArg, ph7_value **apArg);

Write Preview
Loading…
Cancel
Save