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author | bunnei <ericbunnie@gmail.com> | 2014-05-17 19:35:20 +0200 |
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committer | bunnei <ericbunnie@gmail.com> | 2014-05-17 19:35:20 +0200 |
commit | 3fac6dc39e6e94aa068d93535261eede97224e50 (patch) | |
tree | 41b5a266814d633b94d090f13bc46c89e8f7f622 /src/core/arm/interpreter | |
parent | - added enum ThreadProcessorId (diff) | |
parent | updated how we call ARM core to make things much faster (diff) | |
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Diffstat (limited to 'src/core/arm/interpreter')
-rw-r--r-- | src/core/arm/interpreter/arm_interpreter.cpp | 19 | ||||
-rw-r--r-- | src/core/arm/interpreter/arm_interpreter.h | 7 | ||||
-rw-r--r-- | src/core/arm/interpreter/armdefs.h | 1 | ||||
-rw-r--r-- | src/core/arm/interpreter/armemu.cpp | 2 |
4 files changed, 14 insertions, 15 deletions
diff --git a/src/core/arm/interpreter/arm_interpreter.cpp b/src/core/arm/interpreter/arm_interpreter.cpp index 4e1387fdb..c21ff0464 100644 --- a/src/core/arm/interpreter/arm_interpreter.cpp +++ b/src/core/arm/interpreter/arm_interpreter.cpp @@ -93,16 +93,11 @@ u64 ARM_Interpreter::GetTicks() const { return ARMul_Time(m_state); } -/// Execture next instruction -void ARM_Interpreter::ExecuteInstruction() { - m_state->step++; - m_state->cycle++; - m_state->EndCondition = 0; - m_state->stop_simulator = 0; - m_state->NextInstr = RESUME; - m_state->last_pc = m_state->Reg[15]; - m_state->Reg[15] = ARMul_DoInstr(m_state); - m_state->Cpsr = ((m_state->Cpsr & 0x0fffffdf) | (m_state->NFlag << 31) | (m_state->ZFlag << 30) | - (m_state->CFlag << 29) | (m_state->VFlag << 28) | (m_state->TFlag << 5)); - m_state->NextInstr |= PRIMEPIPE; // Flush pipe +/** + * Executes the given number of instructions + * @param num_instructions Number of instructions to executes + */ +void ARM_Interpreter::ExecuteInstructions(int num_instructions) { + m_state->NumInstrsToExecute = num_instructions; + ARMul_Emulate32(m_state); } diff --git a/src/core/arm/interpreter/arm_interpreter.h b/src/core/arm/interpreter/arm_interpreter.h index 78b188bee..474ba3e45 100644 --- a/src/core/arm/interpreter/arm_interpreter.h +++ b/src/core/arm/interpreter/arm_interpreter.h @@ -62,8 +62,11 @@ public: protected: - /// Execture next instruction - void ExecuteInstruction(); + /** + * Executes the given number of instructions + * @param num_instructions Number of instructions to executes + */ + void ExecuteInstructions(int num_instructions); private: diff --git a/src/core/arm/interpreter/armdefs.h b/src/core/arm/interpreter/armdefs.h index 821825ae6..5b2abc7f7 100644 --- a/src/core/arm/interpreter/armdefs.h +++ b/src/core/arm/interpreter/armdefs.h @@ -288,6 +288,7 @@ struct ARMul_State ARMword loaded_addr, decoded_addr; /* saved pipeline state addr*/ unsigned int NumScycles, NumNcycles, NumIcycles, NumCcycles, NumFcycles; /* emulated cycles used */ unsigned long long NumInstrs; /* the number of instructions executed */ + unsigned NumInstrsToExecute; unsigned NextInstr; unsigned VectorCatch; /* caught exception mask */ unsigned CallDebug; /* set to call the debugger */ diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp index 87141653f..32e315f4b 100644 --- a/src/core/arm/interpreter/armemu.cpp +++ b/src/core/arm/interpreter/armemu.cpp @@ -4734,7 +4734,7 @@ TEST_EMULATE: else if (state->Emulate != RUN) break; } - while (!state->stop_simulator); + while (state->NumInstrsToExecute--); state->decoded = decoded; state->loaded = loaded; |