The-Homebrew-Cloud/dolphin
2
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-06-11 16:49:28 +02:00
Code Issues Packages Projects Releases Wiki Activity

DSPLLE: sort of semi-working breakpoints and stepping, if you flip an #ifdef. more work to do, for some reason it gets very slow when you enable it atm

Browse Source 
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3573 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
hrydgard
2009-06-28 16:23:40 +00:00
parent b406203794
commit 04105baf4e
19 changed files with 841 additions and 774 deletions
Download Patch File Download Diff File Expand all files Collapse all files

54
Source/Core/DSPCore/Src/DSPInterpreter.cpp
View File

@ -71,8 +71,6 @@ u16 ReadCR()
return g_dsp.cr;
}
void HandleLoop()
{
// Handle looping hardware.
@ -85,6 +83,7 @@ void HandleLoop()
// This does not always work correctly!
// The loop end tends to point to the second part of
// two-byte instructions!
// 0179 1104 019f bloopi #0x04, 0x019f in zelda, for example
if (g_dsp.pc == (rLoopAddress + 1))
{
rLoopCounter--;
@ -150,31 +149,62 @@ void Run()
gdsp_running = false;
}
// Used by non-thread mode.
void RunCycles(int cycles)
// This one has basic idle skipping, and checks breakpoints.
int RunCyclesDebug(int cycles)
{
// First, let's run a few cycles with no idle skipping so that things can progress a bit.
for (int i = 0; i < 8; i++)
{
if (g_dsp.cr & CR_HALT)
return 0;
Step();
cycles--;
}
while (cycles > 0)
{
if (g_dsp.cr & CR_HALT) {
return 0;
}
if (dsp_breakpoints.IsAddressBreakPoint(g_dsp.pc))
{
DSPCore_SetState(DSPCORE_STEPPING);
return cycles;
}
DSPCore_CheckExternalInterrupt();
Step();
cycles--;
// Idle skipping.
if (DSPAnalyzer::code_flags[g_dsp.pc] & DSPAnalyzer::CODE_IDLE_SKIP)
return 0;
}
}
// Used by non-thread mode. Meant to be efficient.
int RunCycles(int cycles)
{
if (cycles < 18)
{
for (int i = 0; i < cycles; i++)
{
if (g_dsp.cr & CR_HALT)
return;
return 0;
if (DSPAnalyzer::code_flags[g_dsp.pc] & DSPAnalyzer::CODE_IDLE_SKIP)
return;
return 0;
Step();
cycles--;
}
return;
return cycles;
}
DSPCore_CheckExternalInterrupt();
// First, let's run a few cycles with no idle skipping so that things can progress a bit.
for (int i = 0; i < 8; i++)
{
if (g_dsp.cr & CR_HALT)
return;
return 0;
Step();
cycles--;
}
@ -183,9 +213,9 @@ void RunCycles(int cycles)
for (int i = 0; i < 8; i++)
{
if (g_dsp.cr & CR_HALT)
return;
return 0;
if (DSPAnalyzer::code_flags[g_dsp.pc] & DSPAnalyzer::CODE_IDLE_SKIP)
return;
return 0;
Step();
cycles--;
}
@ -199,6 +229,8 @@ void RunCycles(int cycles)
// We don't bother directly supporting pause - if the main emu pauses,
// it just won't call this function anymore.
}
return cycles;
}
void Stop()