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DSP LLE: results of wide if testing please test :)

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3546 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
nakeee 2009-06-26 08:58:54 +00:00
parent ade9479005
commit 159feed662
1 changed files with 11 additions and 6 deletions
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17
Source/Core/DSPCore/Src/gdsp_condition_codes.cpp
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@ -90,6 +90,9 @@ int GetMultiplyModifier()
return 2; return 2;
} }
inline bool isCarry() {
return (g_dsp.r[DSP_REG_SR] & 0x01) ? true : false;
}
inline bool isSign() { inline bool isSign() {
return ((g_dsp.r[DSP_REG_SR] & 0x02) != (g_dsp.r[DSP_REG_SR] & 0x08)); return ((g_dsp.r[DSP_REG_SR] & 0x02) != (g_dsp.r[DSP_REG_SR] & 0x08));
} }
@ -98,6 +101,8 @@ inline bool isZero() {
return (g_dsp.r[DSP_REG_SR] & 0x04) ? true : false; return (g_dsp.r[DSP_REG_SR] & 0x04) ? true : false;
} }
//see gdsp_registers.h for flags //see gdsp_registers.h for flags
bool CheckCondition(u8 _Condition) bool CheckCondition(u8 _Condition)
{ {
@ -115,7 +120,7 @@ bool CheckCondition(u8 _Condition)
break; break;
case 0x2: // G - GREATER case 0x2: // G - GREATER
if (! isSign() || g_dsp.r[DSP_REG_SR] & SR_CARRY) if (! isSign() || !isZero())
taken = true; taken = true;
break; break;
@ -137,16 +142,16 @@ bool CheckCondition(u8 _Condition)
break; break;
case 0x6: // L - LESS case 0x6: // L - LESS
// Should be that once we set 0x02 // Should be that once we set 0x01
// if (g_dsp.r[DSP_REG_SR] & 0x02) if (!isCarry())
if (isSign()) // if (isSign())
taken = true; taken = true;
break; break;
case 0x7: // GE - GREATER EQUAL case 0x7: // GE - GREATER EQUAL
// Should be that once we set 0x01 // Should be that once we set 0x01
// if (g_dsp.r[DSP_REG_SR] & SR_CARRY) if (isCarry())
if (! isSign() || isZero()) // if (! isSign() || isZero())
taken = true; taken = true;
break; break;