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lscript_tree.cpp
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/**
* @file lscript_tree.cpp
* @brief implements methods for lscript_tree.h classes
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
// TO DO: Move print functionality from .h file to here
#include "linden_common.h"
#include "lscript_tree.h"
#include "lscript_typecheck.h"
#include "lscript_resource.h"
//#include "lscript_bytecode.h"
//#include "lscript_heap.h"
#include "lscript_library.h"
//#include "lscript_alloc.h"
//#define LSL_INCLUDE_DEBUG_INFO
static void print_cil_box(LLFILE* fp, LSCRIPTType type)
{
switch(type)
{
case LST_INTEGER:
fprintf(fp, "box [mscorlib]System.Int32\n");
break;
case LST_FLOATINGPOINT:
fprintf(fp, "box [mscorlib]System.Single\n");
break;
case LST_STRING:
// System.String is not a System.ValueType,
// so does not need to be boxed.
break;
case LST_KEY:
fprintf(fp, "box [ScriptTypes]LindenLab.SecondLife.Key\n");
break;
case LST_VECTOR:
fprintf(fp, "box [ScriptTypes]LindenLab.SecondLife.Vector\n");
break;
case LST_QUATERNION:
fprintf(fp, "box [ScriptTypes]LindenLab.SecondLife.Quaternion\n");
break;
default:
//llassert(false);
break;
}
}
static void print_cil_type(LLFILE* fp, LSCRIPTType type)
{
switch(type)
{
case LST_INTEGER:
fprintf(fp, "int32");
break;
case LST_FLOATINGPOINT:
fprintf(fp, "float32");
break;
case LST_STRING:
fprintf(fp, "string");
break;
case LST_KEY:
fprintf(fp, "valuetype [ScriptTypes]LindenLab.SecondLife.Key");
break;
case LST_VECTOR:
fprintf(fp, "class [ScriptTypes]LindenLab.SecondLife.Vector");
break;
case LST_QUATERNION:
fprintf(fp, "class [ScriptTypes]LindenLab.SecondLife.Quaternion");
break;
case LST_LIST:
fprintf(fp, "class [mscorlib]System.Collections.ArrayList");
break;
case LST_NULL:
fprintf(fp, "void");
break;
default:
break;
}
}
void LLScriptType::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
case LSCP_EMIT_ASSEMBLY:
fprintf(fp,"%s",LSCRIPTTypeNames[mType]);
break;
case LSCP_TYPE:
type = mType;
break;
case LSCP_EMIT_CIL_ASSEMBLY:
print_cil_type(fp, mType);
break;
default:
break;
}
}
S32 LLScriptType::getSize()
{
return LSCRIPTDataSize[mType];
}
void LLScriptConstant::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
case LSCP_EMIT_ASSEMBLY:
fprintf(fp,"Script Constant Base class -- should never get here!\n");
break;
default:
break;
}
}
S32 LLScriptConstant::getSize()
{
printf("Script Constant Base class -- should never get here!\n");
return 0;
}
void LLScriptConstantInteger::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
if (mValue < 0)
fprintf(fp, "0x%08X", mValue);
else
fprintf(fp, "%d", mValue);
break;
case LSCP_EMIT_ASSEMBLY:
fprintf(fp, "PUSHARGI %d\n", mValue);
break;
case LSCP_TYPE:
type = mType;
break;
case LSCP_EMIT_CIL_ASSEMBLY:
fprintf(fp, "ldc.i4 %d\n", mValue);
type = mType;
break;
default:
break;
}
}
S32 LLScriptConstantInteger::getSize()
{
return LSCRIPTDataSize[LST_INTEGER];
}
void LLScriptConstantFloat::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
{
char v[30];
sprintf(v, "%1.9g", mValue);
if (!strstr(v, ".") && !strstr(v, "e"))
strcat(v, ".");
fprintf(fp, "%s", v);
break;
}
case LSCP_EMIT_ASSEMBLY:
fprintf(fp, "PUSHARGF %5.5f\n", mValue);
break;
case LSCP_TYPE:
type = mType;
break;
case LSCP_EMIT_CIL_ASSEMBLY:
{
double v = (double)mValue;
U8 * p = (U8 *)&v; // See ECMA-335 Partition VI, Appendix C.4.6 Examples, line 4
fprintf(fp, "ldc.r8 (%02x %02x %02x %02x %02x %02x %02x %02x)\n", p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]);
type = mType;
}
break;
default:
break;
}
}
S32 LLScriptConstantFloat::getSize()
{
return LSCRIPTDataSize[LST_FLOATINGPOINT];
}
void print_escaped(LLFILE* fp, const char* str)
{
putc('"', fp);
for(const char* c = str; *c != '\0'; ++c)
{
switch(*c)
{
case '"':
putc('\\', fp);
putc(*c, fp);
break;
case '\n':
putc('\\', fp);
putc('n', fp);
break;
case '\t':
putc(' ', fp);
putc(' ', fp);
putc(' ', fp);
putc(' ', fp);
break;
case '\\':
putc('\\', fp);
putc('\\', fp);
break;
default:
putc(*c, fp);
}
}
putc('"', fp);
}
void LLScriptConstantString::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
fprintf(fp, "\"%s\"", mValue);
break;
case LSCP_EMIT_ASSEMBLY:
fprintf(fp, "PUSHARGS \"%s\"\n", mValue);
break;
case LSCP_TYPE:
type = mType;
break;
case LSCP_EMIT_CIL_ASSEMBLY:
fprintf(fp, "ldstr ");
print_escaped(fp, mValue);
fprintf(fp, "\n");
default:
break;
}
}
S32 LLScriptConstantString::getSize()
{
return (S32)strlen(mValue) + 1;
}
void LLScriptIdentifier::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
fprintf(fp, "%s", mName);
break;
case LSCP_EMIT_ASSEMBLY:
if (mScopeEntry)
{
if (mScopeEntry->mIDType == LIT_VARIABLE)
{
fprintf(fp, "$BP + %d [%s]", mScopeEntry->mOffset, mName);
}
else if (mScopeEntry->mIDType == LIT_GLOBAL)
{
fprintf(fp, "$GVR + %d [%s]", mScopeEntry->mOffset, mName);
}
else
{
fprintf(fp, "%s", mName);
}
}
break;
case LSCP_TYPE:
if (mScopeEntry)
type = mScopeEntry->mType;
else
type = LST_NULL;
break;
case LSCP_RESOURCE:
if (mScopeEntry)
{
if (mScopeEntry->mIDType == LIT_VARIABLE)
{
// fprintf(fp, "LOCAL : %d : %d : %s\n", mScopeEntry->mOffset, mScopeEntry->mSize, mName);
}
else if (mScopeEntry->mIDType == LIT_GLOBAL)
{
// fprintf(fp, "GLOBAL: %d : %d : %s\n", mScopeEntry->mOffset, mScopeEntry->mSize, mName);
}
}
break;
case LSCP_EMIT_CIL_ASSEMBLY:
fprintf(fp, "'%s'", mName);
break;
default:
break;
}
}
S32 LLScriptIdentifier::getSize()
{
return 0;
}
void LLScriptSimpleAssignable::addAssignable(LLScriptSimpleAssignable *assign)
{
if (mNextp)
{
assign->mNextp = mNextp;
}
mNextp = assign;
}
void LLScriptSimpleAssignable::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
fprintf(fp, "Simple Assignable Base Class -- should never get here!\n");
}
S32 LLScriptSimpleAssignable::getSize()
{
printf("Simple Assignable Base Class -- should never get here!\n");
return 0;
}
static void print_cil_member(LLFILE* fp, LLScriptIdentifier *ident)
{
print_cil_type(fp, ident->mScopeEntry->mType);
fprintf(fp, " %s::'%s'\n", gScriptp->getClassName(), ident->mScopeEntry->mIdentifier);
}
void LLScriptSAIdentifier::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
case LSCP_EMIT_ASSEMBLY:
mIdentifier->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (mNextp)
{
fprintf(fp, ", ");
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_SCOPE_PASS1:
{
LLScriptScopeEntry *entry = scope->findEntry(mIdentifier->mName);
if (!entry)
{
gErrorToText.writeError(fp, this, LSERROR_UNDEFINED_NAME);
}
else
{
// if we did find it, make sure this identifier is associated with the correct scope entry
mIdentifier->mScopeEntry = entry;
}
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
}
break;
case LSCP_EMIT_CIL_ASSEMBLY:
{
fprintf(fp, "ldarg.0\n");
fprintf(fp, "ldfld ");
print_cil_member(fp, mIdentifier);
fprintf(fp, "\n");
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
}
default:
mIdentifier->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
}
}
S32 LLScriptSAIdentifier::getSize()
{
return mIdentifier->getSize();
}
void LLScriptSAConstant::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
case LSCP_EMIT_ASSEMBLY:
mConstant->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (mNextp)
{
fprintf(fp, ", ");
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
default:
mConstant->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
}
}
S32 LLScriptSAConstant::getSize()
{
return mConstant->getSize();
}
static void print_cil_cast(LLFILE* fp, LSCRIPTType srcType, LSCRIPTType targetType)
{
switch(srcType)
{
case LST_INTEGER:
switch(targetType)
{
case LST_FLOATINGPOINT:
fprintf(fp, "conv.r8\n");
break;
case LST_STRING:
fprintf(fp, "call string class [mscorlib]System.Convert::ToString(int32)\n");
break;
case LST_LIST:
print_cil_box(fp, LST_INTEGER);
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList class [LslUserScript]LindenLab.SecondLife.LslUserScript::CreateList(object)\n");
break;
default:
break;
}
break;
case LST_FLOATINGPOINT:
switch(targetType)
{
case LST_INTEGER:
fprintf(fp, "call int32 [LslLibrary]LindenLab.SecondLife.LslRunTime::ToInteger(float32)\n");
break;
case LST_STRING:
fprintf(fp, "call string [LslLibrary]LindenLab.SecondLife.LslRunTime::ToString(float32)\n");
break;
case LST_LIST:
print_cil_box(fp, LST_FLOATINGPOINT);
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList class [LslUserScript]LindenLab.SecondLife.LslUserScript::CreateList(object)\n");
break;
default:
break;
}
break;
case LST_STRING:
switch(targetType)
{
case LST_INTEGER:
fprintf(fp, "call int32 [LslLibrary]LindenLab.SecondLife.LslRunTime::StringToInt(string)\n");
break;
case LST_FLOATINGPOINT:
fprintf(fp, "call float32 [LslLibrary]LindenLab.SecondLife.LslRunTime::StringToFloat(string)\n");
break;
case LST_KEY:
fprintf(fp, "call valuetype [ScriptTypes]LindenLab.SecondLife.Key class [LslUserScript]LindenLab.SecondLife.LslUserScript::'CreateKey'(string)\n");
break;
case LST_LIST:
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList class [LslUserScript]LindenLab.SecondLife.LslUserScript::CreateList(object)\n");
break;
case LST_VECTOR:
fprintf(fp, "call class [ScriptTypes]LindenLab.SecondLife.Vector class [LslUserScript]LindenLab.SecondLife.LslUserScript::'ParseVector'(string)\n");
break;
case LST_QUATERNION:
fprintf(fp, "call class [ScriptTypes]LindenLab.SecondLife.Quaternion class [LslUserScript]LindenLab.SecondLife.LslUserScript::'ParseQuaternion'(string)\n");
break;
default:
break;
}
break;
case LST_KEY:
switch(targetType)
{
case LST_KEY:
break;
case LST_STRING:
fprintf(fp, "call string [LslUserScript]LindenLab.SecondLife.LslUserScript::'ToString'(valuetype [ScriptTypes]LindenLab.SecondLife.Key)\n");
break;
case LST_LIST:
print_cil_box(fp, LST_KEY);
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList class [LslUserScript]LindenLab.SecondLife.LslUserScript::CreateList(object)\n");
break;
default:
break;
}
break;
case LST_VECTOR:
switch(targetType)
{
case LST_VECTOR:
break;
case LST_STRING:
fprintf(fp, "call string [LslUserScript]LindenLab.SecondLife.LslUserScript::'ToString'(valuetype [ScriptTypes]LindenLab.SecondLife.Vector)\n");
break;
case LST_LIST:
print_cil_box(fp, LST_VECTOR);
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList class [LslUserScript]LindenLab.SecondLife.LslUserScript::CreateList(object)\n");
break;
default:
break;
}
break;
case LST_QUATERNION:
switch(targetType)
{
case LST_QUATERNION:
break;
case LST_STRING:
fprintf(fp, "call string [LslUserScript]LindenLab.SecondLife.LslUserScript::'ToString'(valuetype [ScriptTypes]LindenLab.SecondLife.Quaternion)\n");
break;
case LST_LIST:
print_cil_box(fp, LST_QUATERNION);
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList class [LslUserScript]LindenLab.SecondLife.LslUserScript::CreateList(object)\n");
break;
default:
break;
}
break;
case LST_LIST:
switch(targetType)
{
case LST_LIST:
break;
case LST_STRING:
fprintf(fp, "call string [LslLibrary]LindenLab.SecondLife.LslRunTime::ListToString(class [mscorlib]System.Collections.ArrayList)\n");
break;
default:
break;
}
break;
default:
break;
}
}
static void print_cil_numeric_cast(LLFILE* fp, LSCRIPTType currentArg, LSCRIPTType otherArg)
{
if((currentArg == LST_INTEGER) && ((otherArg == LST_FLOATINGPOINT) || (otherArg == LST_VECTOR)))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
}
static void print_cil_assignment_cast(LLFILE* fp, LSCRIPTType src,
LSCRIPTType dest)
{
if (LST_STRING == src && LST_KEY == dest)
{
print_cil_cast(fp, src, dest);
}
else if(LST_KEY == src && LST_STRING == dest)
{
print_cil_cast(fp, src, dest);
}
else
{
print_cil_numeric_cast(fp, src, dest);
}
}
// HACK! Babbage: should be converted to virtual on LSCRIPTSimpleAssignableType to avoid downcasts.
LSCRIPTType get_type(LLScriptSimpleAssignable* sa)
{
LSCRIPTType result = LST_NULL;
switch(sa->mType)
{
case LSSAT_IDENTIFIER:
result = ((LLScriptSAIdentifier*) sa)->mIdentifier->mScopeEntry->mType;
break;
case LSSAT_CONSTANT:
result = ((LLScriptSAConstant*) sa)->mConstant->mType;
break;
case LSSAT_VECTOR_CONSTANT:
result = LST_VECTOR;
break;
case LSSAT_QUATERNION_CONSTANT:
result = LST_QUATERNION;
break;
case LSSAT_LIST_CONSTANT:
result = LST_LIST;
break;
default:
result = LST_UNDEFINED;
break;
}
return result;
}
void LLScriptSAVector::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
fprintf(fp, "<");
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ">");
if (mNextp)
{
fprintf(fp, ", ");
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_EMIT_ASSEMBLY:
fprintf(fp, "<");
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ">");
if (mNextp)
{
fprintf(fp, ", ");
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_TYPE:
// vector's take floats
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (!legal_assignment(LST_FLOATINGPOINT, type))
{
gErrorToText.writeError(fp, this, LSERROR_TYPE_MISMATCH);
}
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (!legal_assignment(LST_FLOATINGPOINT, type))
{
gErrorToText.writeError(fp, this, LSERROR_TYPE_MISMATCH);
}
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (!legal_assignment(LST_FLOATINGPOINT, type))
{
gErrorToText.writeError(fp, this, LSERROR_TYPE_MISMATCH);
}
type = LST_VECTOR;
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_EMIT_CIL_ASSEMBLY:
// Load arguments.
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if(LST_INTEGER == get_type(mEntry1))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if(LST_INTEGER == get_type(mEntry2))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if(LST_INTEGER == get_type(mEntry3))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
// Call named ctor, which leaves new Vector on stack, so it can be saved in to local or argument just like a primitive type.
fprintf(fp, "call class [ScriptTypes]LindenLab.SecondLife.Vector class [LslUserScript]LindenLab.SecondLife.LslUserScript::'CreateVector'(float32, float32, float32)\n");
// Next.
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
default:
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
}
}
S32 LLScriptSAVector::getSize()
{
return mEntry1->getSize() + mEntry2->getSize() + mEntry3->getSize();
}
void LLScriptSAQuaternion::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
fprintf(fp, "<");
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry4->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ">");
if (mNextp)
{
fprintf(fp, ", ");
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_EMIT_ASSEMBLY:
fprintf(fp, "<");
mEntry4->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ", ");
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, ">");
if (mNextp)
{
fprintf(fp, ", ");
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_TYPE:
// vector's take floats
mEntry4->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (!legal_assignment(LST_FLOATINGPOINT, type))
{
gErrorToText.writeError(fp, this, LSERROR_TYPE_MISMATCH);
}
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (!legal_assignment(LST_FLOATINGPOINT, type))
{
gErrorToText.writeError(fp, this, LSERROR_TYPE_MISMATCH);
}
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (!legal_assignment(LST_FLOATINGPOINT, type))
{
gErrorToText.writeError(fp, this, LSERROR_TYPE_MISMATCH);
}
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (!legal_assignment(LST_FLOATINGPOINT, type))
{
gErrorToText.writeError(fp, this, LSERROR_TYPE_MISMATCH);
}
type = LST_QUATERNION;
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_EMIT_CIL_ASSEMBLY:
// Load arguments.
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if(LST_INTEGER == get_type(mEntry1))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if(LST_INTEGER == get_type(mEntry2))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if(LST_INTEGER == get_type(mEntry3))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
mEntry4->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if(LST_INTEGER == get_type(mEntry4))
{
print_cil_cast(fp, LST_INTEGER, LST_FLOATINGPOINT);
}
// Call named ctor, which leaves new Vector on stack, so it can be saved in to local or argument just like a primitive type.
fprintf(fp, "call class [ScriptTypes]LindenLab.SecondLife.Quaternion class [LslUserScript]LindenLab.SecondLife.LslUserScript::'CreateQuaternion'(float32, float32, float32, float32)\n");
// Next.
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
default:
mEntry4->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
mEntry3->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
mEntry2->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
mEntry1->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
}
}
S32 LLScriptSAQuaternion::getSize()
{
return mEntry1->getSize() + mEntry2->getSize() + mEntry3->getSize() + mEntry4->getSize();
}
void LLScriptSAList::recurse(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
if (gErrorToText.getErrors())
{
return;
}
switch(pass)
{
case LSCP_PRETTY_PRINT:
case LSCP_EMIT_ASSEMBLY:
fprintf(fp, "[");
if (mEntryList)
mEntryList->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
fprintf(fp, "]");
if (mNextp)
{
fprintf(fp, ", ");
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_TYPE:
if (mEntryList)
mEntryList->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
type = LST_LIST;
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
case LSCP_EMIT_CIL_ASSEMBLY:
{
// Create list.
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList [LslUserScript]LindenLab.SecondLife.LslUserScript::CreateList()\n");
// Add elements.
LLScriptSimpleAssignable* current_entry = mEntryList;
LLScriptSimpleAssignable* next_entry = NULL;
while(NULL != current_entry)
{
next_entry = current_entry->mNextp;
// Null mNextp pointer, so only current list element is processed.
current_entry->mNextp = NULL;
current_entry->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
// Restore mNextp pointer.
current_entry->mNextp = next_entry;
// Box element and store in list.
print_cil_box(fp, get_type(current_entry));
fprintf(fp, "call class [mscorlib]System.Collections.ArrayList class [LslUserScript]LindenLab.SecondLife.LslUserScript::Append(class [mscorlib]System.Collections.ArrayList, object)\n");
// Process next element.
current_entry = next_entry;
}
// Process next list.
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
}
break;
default:
if (mEntryList)
mEntryList->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, ldata);
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, ldata);
}
break;
}
}
S32 LLScriptSAList::getSize()
{
return mEntryList->getSize();
}
void LLScriptGlobalVariable::addGlobal(LLScriptGlobalVariable *global)
{
if (mNextp)
{
global->mNextp = mNextp;
}
mNextp = global;
}
void LLScriptGlobalVariable::gonext(LLFILE *fp, S32 tabs, S32 tabsize, LSCRIPTCompilePass pass, LSCRIPTPruneType ptype, BOOL &prunearg, LLScriptScope *scope, LSCRIPTType &type, LSCRIPTType basetype, U64 &count, LLScriptByteCodeChunk *chunk, LLScriptByteCodeChunk *heap, S32 stacksize, LLScriptScopeEntry *entry, S32 entrycount, LLScriptLibData **ldata)
{
switch(pass)
{
case LSCP_PRETTY_PRINT:
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
default:
if (mNextp)
{
mNextp->recurse(fp, tabs, tabsize, pass, ptype, prunearg, scope, type, basetype, count, chunk, heap, stacksize, entry, entrycount, NULL);
}
break;
}
}
// Push initialised variable of type on to stack.
static void print_cil_init_variable(LLFILE* fp, LSCRIPTType type)
{
switch(type)