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- Allocate VM script code and constants in a single block for better locality of

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reference.

SVN r1924 (scripting)
This commit is contained in:
Randy Heit 2009-10-17 02:09:29 +00:00
commit 7ea11cd169
5 changed files with 81 additions and 51 deletions
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11
src/zscript/vmbuilder.cpp
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@ -38,26 +38,27 @@ VMScriptFunction *VMFunctionBuilder::MakeFunction()
{
VMScriptFunction *func = new VMScriptFunction;
func->Alloc(Code.Size(), NumIntConstants, NumFloatConstants, NumStringConstants, NumAddressConstants);
// Copy code block.
memcpy(func->AllocCode(Code.Size()), &Code[0], Code.Size() * sizeof(VMOP));
memcpy(func->Code, &Code[0], Code.Size() * sizeof(VMOP));
// Create constant tables.
if (NumIntConstants > 0)
{
FillIntConstants(func->AllocKonstD(NumIntConstants));
FillIntConstants(func->KonstD);
}
if (NumFloatConstants > 0)
{
FillFloatConstants(func->AllocKonstF(NumFloatConstants));
FillFloatConstants(func->KonstF);
}
if (NumAddressConstants > 0)
{
func->AllocKonstA(NumAddressConstants);
FillAddressConstants(func->KonstA, func->KonstATags());
}
if (NumStringConstants > 0)
{
FillStringConstants(func->AllocKonstS(NumStringConstants));
FillStringConstants(func->KonstS);
}
// Assign required register space.