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first steps in bringing over the JIT refactor/fastmem

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This commit is contained in:
RSDuck
2020-06-14 21:04:25 +02:00
parent fea9f95bba
commit e335a8ca76
25 changed files with 2368 additions and 1624 deletions
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43
src/ARM.cpp
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@ -21,6 +21,8 @@
#include "DSi.h"
#include "ARM.h"
#include "ARMInterpreter.h"
#include "ARMJIT.h"
#include "Config.h"
#include "AREngine.h"
#include "ARMJIT.h"
#include "Config.h"
@ -74,7 +76,9 @@ ARM::~ARM()
ARMv5::ARMv5() : ARM(0)
{
//
#ifndef JIT_ENABLED
DTCM = new u8[DTCMSize];
#endif
}
ARMv4::ARMv4() : ARM(1)
@ -82,6 +86,13 @@ ARMv4::ARMv4() : ARM(1)
//
}
ARMv5::~ARMv5()
{
#ifndef JIT_ENABLED
delete[] DTCM;
#endif
}
void ARM::Reset()
{
Cycles = 0;
@ -622,24 +633,26 @@ void ARMv5::ExecuteJIT()
while (NDS::ARM9Timestamp < NDS::ARM9Target)
{
u32 instrAddr = R[15] - ((CPSR&0x20)?2:4);
u32 translatedAddr = ARMJIT::TranslateAddr9(instrAddr);
if (!translatedAddr)
// hack so Cycles <= 0 becomes Cycles < 0
Cycles = NDS::ARM9Target - NDS::ARM9Timestamp - 1;
if ((instrAddr < FastBlockLookupStart || instrAddr >= (FastBlockLookupStart + FastBlockLookupSize))
&& !ARMJIT::SetupExecutableRegion(0, instrAddr, FastBlockLookup, FastBlockLookupStart, FastBlockLookupSize))
{
NDS::ARM9Timestamp = NDS::ARM9Target;
printf("ARMv5 PC in non executable region %08X\n", R[15]);
return;
}
// hack so Cycles <= 0 becomes Cycles < 0
Cycles = NDS::ARM9Target - NDS::ARM9Timestamp - 1;
ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlockEntry<0>(translatedAddr);
ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlock(0, FastBlockLookup,
instrAddr - FastBlockLookupStart, instrAddr);
if (block)
ARM_Dispatch(this, block);
else
ARMJIT::CompileBlock(this);
NDS::ARM9Timestamp = NDS::ARM9Target - (Cycles + 1);
NDS::ARM9Timestamp = NDS::ARM9Target - Cycles - 1;
if (StopExecution)
{
@ -766,23 +779,25 @@ void ARMv4::ExecuteJIT()
while (NDS::ARM7Timestamp < NDS::ARM7Target)
{
u32 instrAddr = R[15] - ((CPSR&0x20)?2:4);
u32 translatedAddr = ARMJIT::TranslateAddr7(instrAddr);
if (!translatedAddr)
Cycles = NDS::ARM7Target - NDS::ARM7Timestamp - 1;
if ((instrAddr < FastBlockLookupStart || instrAddr >= (FastBlockLookupStart + FastBlockLookupSize))
&& !ARMJIT::SetupExecutableRegion(1, instrAddr, FastBlockLookup, FastBlockLookupStart, FastBlockLookupSize))
{
NDS::ARM7Timestamp = NDS::ARM7Target;
printf("ARMv4 PC in non executable region %08X\n", R[15]);
return;
}
Cycles = NDS::ARM7Target - NDS::ARM7Timestamp - 1;
ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlockEntry<1>(translatedAddr);
ARMJIT::JitBlockEntry block = ARMJIT::LookUpBlock(1, FastBlockLookup,
instrAddr - FastBlockLookupStart, instrAddr);
if (block)
ARM_Dispatch(this, block);
else
ARMJIT::CompileBlock(this);
NDS::ARM7Timestamp = NDS::ARM7Target - (Cycles + 1);
NDS::ARM7Timestamp = NDS::ARM7Target - Cycles - 1;
// TODO optimize this shit!!!
if (StopExecution)