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Stopping dyncom translation where there is a binary translation available.

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This commit is contained in:
Dani Messerman 2015-05-05 22:41:52 +03:00
parent 70463da199
commit f8ca04f93f
3 changed files with 27 additions and 8 deletions
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21
src/core/arm/dyncom/arm_dyncom_interpreter.cpp
View File

@ -28,14 +28,15 @@ Common::Profiling::TimingCategory profile_execute("DynCom::Execute");
Common::Profiling::TimingCategory profile_decode("DynCom::Decode");
enum {
COND = (1 << 0),
NON_BRANCH = (1 << 1),
DIRECT_BRANCH = (1 << 2),
INDIRECT_BRANCH = (1 << 3),
CALL = (1 << 4),
RET = (1 << 5),
END_OF_PAGE = (1 << 6),
THUMB = (1 << 7)
COND = (1 << 0),
NON_BRANCH = (1 << 1),
DIRECT_BRANCH = (1 << 2),
INDIRECT_BRANCH = (1 << 3),
CALL = (1 << 4),
RET = (1 << 5),
END_OF_PAGE = (1 << 6),
THUMB = (1 << 7),
BINARY_TRANSLATED = (1 << 8)
};
#define RM BITS(sht_oper, 0, 3)
@ -3653,6 +3654,10 @@ static int InterpreterTranslate(ARMul_State* cpu, int& bb_start, u32 addr) {
translated:
phys_addr += inst_size;
if (BinaryTranslationLoader::CanRun(phys_addr, cpu->TFlag))
{
inst_base->br = BINARY_TRANSLATED;
}
if ((phys_addr & 0xfff) == 0) {
inst_base->br = END_OF_PAGE;
}

12
src/core/binary_translation/BinaryTranslationLoader.cpp
View File

@ -130,6 +130,8 @@ void BinaryTranslationLoader::Load(FileUtil::IOFile& file)
g_verify = *verify_ptr;
g_enabled = true;
LOG_INFO(Loader, "Binary translation enabled");
}
void BinaryTranslationLoader::SetCpuState(ARMul_State* state)
@ -155,6 +157,16 @@ bool BinaryTranslationLoader::CanRun(bool specific_address)
return true;
}
bool BinaryTranslationLoader::CanRun(u32 pc, bool tflag)
{
if (!g_enabled) return false;
if (tflag) return false;
std::swap(g_state->Reg[15], pc);
auto result = g_can_run_function();
std::swap(g_state->Reg[15], pc);
return result;
}
uint32_t BinaryTranslationLoader::Run(uint32_t instruction_count)
{
// No need to check the PC, Run does it anyway

2
src/core/binary_translation/BinaryTranslationLoader.h
View File

@ -12,6 +12,8 @@ public:
// Checks whether the cpu state can be run
// If specific_address, checks the specific PC too
static bool CanRun(bool specific_address);
// Checks whether the cpu state can run the specific address at the specific mode
static bool CanRun(u32 pc, bool tflag);
// Runs the state provided at SetCpuState.
// Returns instruction_count + number of instructions executed
static uint32_t Run(uint32_t instruction_count);