diff options
Diffstat (limited to 'generic')
-rw-r--r-- | generic/tclCompCmds.c | 3 | ||||
-rw-r--r-- | generic/tclCompExpr.c | 13 | ||||
-rw-r--r-- | generic/tclCompile.c | 47 | ||||
-rw-r--r-- | generic/tclCompile.h | 5 | ||||
-rw-r--r-- | generic/tclEnsemble.c | 6 | ||||
-rw-r--r-- | generic/tclLiteral.c | 51 | ||||
-rw-r--r-- | generic/tclProc.c | 12 | ||||
-rw-r--r-- | generic/tclStubInit.c | 1 |
8 files changed, 78 insertions, 60 deletions
diff --git a/generic/tclCompCmds.c b/generic/tclCompCmds.c index 4751455..40348fa 100644 --- a/generic/tclCompCmds.c +++ b/generic/tclCompCmds.c @@ -349,8 +349,7 @@ TclCompileArraySetCmd( Tcl_GetCommandFullName(interp, (Tcl_Command) cmdPtr, objPtr); bytes = Tcl_GetStringFromObj(objPtr, &length); cmdLit = TclRegisterNewCmdLiteral(envPtr, bytes, length); - TclSetCmdNameObj(interp, envPtr->literalArrayPtr[cmdLit].objPtr, - cmdPtr); + TclSetCmdNameObj(interp, TclFetchLiteral(envPtr, cmdLit), cmdPtr); TclEmitPush(cmdLit, envPtr); TclDecrRefCount(objPtr); if (localIndex >= 0) { diff --git a/generic/tclCompExpr.c b/generic/tclCompExpr.c index 2cf5ca9..2062dc8 100644 --- a/generic/tclCompExpr.c +++ b/generic/tclCompExpr.c @@ -2445,14 +2445,11 @@ CompileExprTree( Tcl_Obj *literal = *litObjv; if (optimize) { - int length, index; + int length; const char *bytes = TclGetStringFromObj(literal, &length); - LiteralEntry *lePtr; - Tcl_Obj *objPtr; - - index = TclRegisterNewLiteral(envPtr, bytes, length); - lePtr = envPtr->literalArrayPtr + index; - objPtr = lePtr->objPtr; + int index = TclRegisterNewLiteral(envPtr, bytes, length); + Tcl_Obj *objPtr = TclFetchLiteral(envPtr, index); + if ((objPtr->typePtr == NULL) && (literal->typePtr != NULL)) { /* * Would like to do this: @@ -2511,7 +2508,7 @@ CompileExprTree( index = TclRegisterNewLiteral(envPtr, objPtr->bytes, objPtr->length); - tableValue = envPtr->literalArrayPtr[index].objPtr; + tableValue = TclFetchLiteral(envPtr, index); if ((tableValue->typePtr == NULL) && (objPtr->typePtr != NULL)) { /* diff --git a/generic/tclCompile.c b/generic/tclCompile.c index 91eab6e..5427759 100644 --- a/generic/tclCompile.c +++ b/generic/tclCompile.c @@ -557,6 +557,7 @@ static int GetCmdLocEncodingSize(CompileEnv *envPtr); #ifdef TCL_COMPILE_STATS static void RecordByteCodeStats(ByteCode *codePtr); #endif /* TCL_COMPILE_STATS */ +static void RegisterAuxDataType(const AuxDataType *typePtr); static int SetByteCodeFromAny(Tcl_Interp *interp, Tcl_Obj *objPtr); static int FormatInstruction(ByteCode *codePtr, @@ -918,7 +919,7 @@ TclCleanupByteCode( * released. */ - if ((codePtr->flags & TCL_BYTECODE_PRECOMPILED) || (interp == NULL)) { + if (codePtr->flags & TCL_BYTECODE_PRECOMPILED) { objArrayPtr = codePtr->objArrayPtr; for (i = 0; i < numLitObjects; i++) { @@ -931,17 +932,9 @@ TclCleanupByteCode( codePtr->numLitObjects = 0; } else { objArrayPtr = codePtr->objArrayPtr; - for (i = 0; i < numLitObjects; i++) { - /* - * TclReleaseLiteral sets a ByteCode's object array entry NULL to - * indicate that it has already freed the literal. - */ - - objPtr = *objArrayPtr; - if (objPtr != NULL) { - TclReleaseLiteral(interp, objPtr); - } - objArrayPtr++; + while (numLitObjects--) { + /* TclReleaseLiteral calls Tcl_DecrRefCount() for us */ + TclReleaseLiteral(interp, *objArrayPtr++); } } @@ -1903,8 +1896,7 @@ TclCompileScript( tokenPtr[1].start, tokenPtr[1].size); if (cmdPtr != NULL) { TclSetCmdNameObj(interp, - envPtr->literalArrayPtr[objIndex].objPtr, - cmdPtr); + TclFetchLiteral(envPtr, objIndex), cmdPtr); } } else { /* @@ -1921,7 +1913,7 @@ TclCompileScript( if (envPtr->clNext) { TclContinuationsEnterDerived( - envPtr->literalArrayPtr[objIndex].objPtr, + TclFetchLiteral(envPtr, objIndex), tokenPtr[1].start - envPtr->source, eclPtr->loc[wlineat].next[wordIdx]); } @@ -2230,9 +2222,8 @@ TclCompileTokens( Tcl_DStringFree(&textBuffer); if (numCL) { - TclContinuationsEnter( - envPtr->literalArrayPtr[literal].objPtr, numCL, - clPosition); + TclContinuationsEnter(TclFetchLiteral(envPtr, literal), + numCL, clPosition); } numCL = 0; } @@ -2278,7 +2269,7 @@ TclCompileTokens( TclEmitPush(literal, envPtr); numObjsToConcat++; if (numCL) { - TclContinuationsEnter(envPtr->literalArrayPtr[literal].objPtr, + TclContinuationsEnter(TclFetchLiteral(envPtr, literal), numCL, clPosition); } numCL = 0; @@ -2586,7 +2577,9 @@ TclInitByteCodeObj( p += TCL_ALIGN(codeBytes); /* align object array */ codePtr->objArrayPtr = (Tcl_Obj **) p; for (i = 0; i < numLitObjects; i++) { - if (objPtr == envPtr->literalArrayPtr[i].objPtr) { + Tcl_Obj *fetched = TclFetchLiteral(envPtr, i); + + if (objPtr == fetched) { /* * Prevent circular reference where the bytecode intrep of * a value contains a literal which is that same value. @@ -2605,7 +2598,7 @@ TclInitByteCodeObj( Tcl_IncrRefCount(codePtr->objArrayPtr[i]); Tcl_DecrRefCount(objPtr); } else { - codePtr->objArrayPtr[i] = envPtr->literalArrayPtr[i].objPtr; + codePtr->objArrayPtr[i] = fetched; } } @@ -3581,7 +3574,7 @@ TclGetInstructionTable(void) /* *-------------------------------------------------------------- * - * TclRegisterAuxDataType -- + * RegisterAuxDataType -- * * This procedure is called to register a new AuxData type in the table * of all AuxData types supported by Tcl. @@ -3597,8 +3590,8 @@ TclGetInstructionTable(void) *-------------------------------------------------------------- */ -void -TclRegisterAuxDataType( +static void +RegisterAuxDataType( const AuxDataType *typePtr) /* Information about object type; storage must * be statically allocated (must live forever; * will not be deallocated). */ @@ -3702,9 +3695,9 @@ TclInitAuxDataTypeTable(void) * There are only two AuxData type at this time, so register them here. */ - TclRegisterAuxDataType(&tclForeachInfoType); - TclRegisterAuxDataType(&tclJumptableInfoType); - TclRegisterAuxDataType(&tclDictUpdateInfoType); + RegisterAuxDataType(&tclForeachInfoType); + RegisterAuxDataType(&tclJumptableInfoType); + RegisterAuxDataType(&tclDictUpdateInfoType); } /* diff --git a/generic/tclCompile.h b/generic/tclCompile.h index c3704a0..f5edfaa 100644 --- a/generic/tclCompile.h +++ b/generic/tclCompile.h @@ -954,11 +954,10 @@ MODULE_SCOPE ExceptionRange * TclGetExceptionRangeForPc(unsigned char *pc, MODULE_SCOPE void TclExpandJumpFixupArray(JumpFixupArray *fixupArrayPtr); MODULE_SCOPE int TclNRExecuteByteCode(Tcl_Interp *interp, ByteCode *codePtr); +MODULE_SCOPE Tcl_Obj * TclFetchLiteral(CompileEnv *envPtr, unsigned int index); MODULE_SCOPE void TclFinalizeAuxDataTypeTable(void); MODULE_SCOPE int TclFindCompiledLocal(const char *name, int nameChars, int create, CompileEnv *envPtr); -MODULE_SCOPE LiteralEntry * TclLookupLiteralEntry(Tcl_Interp *interp, - Tcl_Obj *objPtr); MODULE_SCOPE int TclFixupForwardJump(CompileEnv *envPtr, JumpFixup *jumpFixupPtr, int jumpDist, int distThreshold); @@ -967,7 +966,6 @@ MODULE_SCOPE void TclFreeJumpFixupArray(JumpFixupArray *fixupArrayPtr); MODULE_SCOPE void TclInitAuxDataTypeTable(void); MODULE_SCOPE void TclInitByteCodeObj(Tcl_Obj *objPtr, CompileEnv *envPtr); -MODULE_SCOPE void TclInitCompilation(void); MODULE_SCOPE void TclInitCompileEnv(Tcl_Interp *interp, CompileEnv *envPtr, const char *string, int numBytes, const CmdFrame *invoker, int word); @@ -987,7 +985,6 @@ MODULE_SCOPE void TclPrintObject(FILE *outFile, Tcl_Obj *objPtr, int maxChars); MODULE_SCOPE void TclPrintSource(FILE *outFile, const char *string, int maxChars); -MODULE_SCOPE void TclRegisterAuxDataType(const AuxDataType *typePtr); MODULE_SCOPE int TclRegisterLiteral(CompileEnv *envPtr, char *bytes, int length, int flags); MODULE_SCOPE void TclReleaseLiteral(Tcl_Interp *interp, Tcl_Obj *objPtr); diff --git a/generic/tclEnsemble.c b/generic/tclEnsemble.c index 4132d51..03f5edf 100644 --- a/generic/tclEnsemble.c +++ b/generic/tclEnsemble.c @@ -3167,7 +3167,7 @@ CompileToInvokedCommand( if (envPtr->clNext) { TclContinuationsEnterDerived( - envPtr->literalArrayPtr[literal].objPtr, + TclFetchLiteral(envPtr, literal), tokPtr[1].start - envPtr->source, mapPtr->loc[eclIndex].next[i]); } @@ -3190,7 +3190,7 @@ CompileToInvokedCommand( Tcl_GetCommandFullName(interp, (Tcl_Command) cmdPtr, objPtr); bytes = Tcl_GetStringFromObj(objPtr, &length); cmdLit = TclRegisterNewCmdLiteral(envPtr, bytes, length); - TclSetCmdNameObj(interp, envPtr->literalArrayPtr[cmdLit].objPtr, cmdPtr); + TclSetCmdNameObj(interp, TclFetchLiteral(envPtr, cmdLit), cmdPtr); TclEmitPush(cmdLit, envPtr); TclDecrRefCount(objPtr); @@ -3239,7 +3239,7 @@ CompileBasicNArgCommand( Tcl_GetCommandFullName(interp, (Tcl_Command) cmdPtr, objPtr); bytes = Tcl_GetStringFromObj(objPtr, &length); literal = TclRegisterNewCmdLiteral(envPtr, bytes, length); - TclSetCmdNameObj(interp, envPtr->literalArrayPtr[literal].objPtr, cmdPtr); + TclSetCmdNameObj(interp, TclFetchLiteral(envPtr, literal), cmdPtr); TclEmitPush(literal, envPtr); TclDecrRefCount(objPtr); diff --git a/generic/tclLiteral.c b/generic/tclLiteral.c index 441ea91..e2ee9b4 100644 --- a/generic/tclLiteral.c +++ b/generic/tclLiteral.c @@ -32,6 +32,10 @@ static int AddLocalLiteralEntry(CompileEnv *envPtr, Tcl_Obj *objPtr, int localHash); static void ExpandLocalLiteralArray(CompileEnv *envPtr); static unsigned HashString(const char *string, int length); +#ifdef TCL_COMPILE_DEBUG +static LiteralEntry * LookupLiteralEntry(Tcl_Interp *interp, + Tcl_Obj *objPtr); +#endif static void RebuildLiteralTable(LiteralTable *tablePtr); /* @@ -239,7 +243,7 @@ TclCreateLiteral( } #ifdef TCL_COMPILE_DEBUG - if (TclLookupLiteralEntry((Tcl_Interp *) iPtr, objPtr) != NULL) { + if (LookupLiteralEntry((Tcl_Interp *) iPtr, objPtr) != NULL) { Tcl_Panic("%s: literal \"%.*s\" found globally but shouldn't be", "TclRegisterLiteral", (length>60? 60 : length), bytes); } @@ -301,6 +305,33 @@ TclCreateLiteral( /* *---------------------------------------------------------------------- * + * TclFetchLiteral -- + * + * Fetch from a CompileEnv the literal value identified by an index + * value, as returned by a prior call to TclRegisterLiteral(). + * + * Results: + * The literal value, or NULL if the index is out of range. + * + *---------------------------------------------------------------------- + */ + +Tcl_Obj * +TclFetchLiteral( + CompileEnv *envPtr, /* Points to the CompileEnv from which to + * fetch the registered literal value. */ + unsigned int index) /* Index of the desired literal, as returned + * by prior call to TclRegisterLiteral() */ +{ + if (index >= envPtr->literalArrayNext) { + return NULL; + } + return envPtr->literalArrayPtr[index].objPtr; +} + +/* + *---------------------------------------------------------------------- + * * TclRegisterLiteral -- * * Find, or if necessary create, an object in a CompileEnv literal array @@ -414,10 +445,11 @@ TclRegisterLiteral( return objIndex; } +#ifdef TCL_COMPILE_DEBUG /* *---------------------------------------------------------------------- * - * TclLookupLiteralEntry -- + * LookupLiteralEntry -- * * Finds the LiteralEntry that corresponds to a literal Tcl object * holding a literal. @@ -431,8 +463,8 @@ TclRegisterLiteral( *---------------------------------------------------------------------- */ -LiteralEntry * -TclLookupLiteralEntry( +static LiteralEntry * +LookupLiteralEntry( Tcl_Interp *interp, /* Interpreter for which objPtr was created to * hold a literal. */ register Tcl_Obj *objPtr) /* Points to a Tcl object holding a literal @@ -456,6 +488,7 @@ TclLookupLiteralEntry( return NULL; } +#endif /* *---------------------------------------------------------------------- * @@ -750,11 +783,16 @@ TclReleaseLiteral( * TclRegisterLiteral. */ { Interp *iPtr = (Interp *) interp; - LiteralTable *globalTablePtr = &iPtr->literalTable; + LiteralTable *globalTablePtr; register LiteralEntry *entryPtr, *prevPtr; const char *bytes; int length, index; + if (iPtr == NULL) { + goto done; + } + + globalTablePtr = &iPtr->literalTable; bytes = TclGetStringFromObj(objPtr, &length); index = (HashString(bytes, length) & globalTablePtr->mask); @@ -798,6 +836,7 @@ TclReleaseLiteral( * Remove the reference corresponding to the local literal table entry. */ + done: Tcl_DecrRefCount(objPtr); } @@ -1090,7 +1129,7 @@ TclVerifyLocalLiteralTable( "TclVerifyLocalLiteralTable", (length>60? 60 : length), bytes, localPtr->refCount); } - if (TclLookupLiteralEntry((Tcl_Interp *) envPtr->iPtr, + if (LookupLiteralEntry((Tcl_Interp *) envPtr->iPtr, localPtr->objPtr) == NULL) { bytes = Tcl_GetStringFromObj(localPtr->objPtr, &length); Tcl_Panic("%s: local literal \"%.*s\" is not global", diff --git a/generic/tclProc.c b/generic/tclProc.c index 4309017..29f0772 100644 --- a/generic/tclProc.c +++ b/generic/tclProc.c @@ -1347,17 +1347,9 @@ TclFreeLocalCache( for (i = 0; i < localCachePtr->numVars; i++, namePtrPtr++) { register Tcl_Obj *objPtr = *namePtrPtr; - /* - * Note that this can be called with interp==NULL, on interp deletion. - * In that case, the literal table and objects go away on their own. - */ - if (objPtr) { - if (interp) { - TclReleaseLiteral(interp, objPtr); - } else { - Tcl_DecrRefCount(objPtr); - } + /* TclReleaseLiteral calls Tcl_DecrRefCount for us */ + TclReleaseLiteral(interp, objPtr); } } ckfree(localCachePtr); diff --git a/generic/tclStubInit.c b/generic/tclStubInit.c index 2bf0ae5..94f4fda 100644 --- a/generic/tclStubInit.c +++ b/generic/tclStubInit.c @@ -40,6 +40,7 @@ #undef TclpGetPid #undef TclSockMinimumBuffers #undef TclPkgProvide +#undef Tcl_SetIntObj #define TclPkgProvide pkgProvide static int TclPkgProvide( |