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Removed unnecessary rs flushes for loads and stores 

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@807 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
sudonim1 2009-03-17 20:07:17 +00:00
parent 6c13dcdb41
commit 43c0d895ad
1 changed files with 14 additions and 12 deletions
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26
pcsx2/x86/ix86-32/iR5900LoadStore.cpp
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@ -2077,13 +2077,6 @@ void recLoad64( u32 bits, bool sign )
//no int 3? i love to get my hands dirty ;p - Raz
//write8(0xCC);
_deleteEEreg(_Rs_, 1);
_eeOnLoadWrite(_Rt_);
EEINST_RESETSIGNEXT(_Rt_); // remove the sign extension
_deleteEEreg(_Rt_, 0);
// Load EDX with the destination.
// 64/128 bit modes load the result directly into the cpuRegs.GPR struct.
@ -2094,14 +2087,21 @@ void recLoad64( u32 bits, bool sign )
if( GPR_IS_CONST1( _Rs_ ) )
{
_eeOnLoadWrite(_Rt_);
EEINST_RESETSIGNEXT(_Rt_); // remove the sign extension
_deleteEEreg(_Rt_, 0);
u32 srcadr = g_cpuConstRegs[_Rs_].UL[0] + _Imm_;
if( bits == 128 ) srcadr &= ~0x0f;
vtlb_DynGenRead64_Const( bits, srcadr );
}
else
{
_deleteEEreg(_Rs_, 1);
// Load ECX with the source memory address that we're reading from.
MOV32MtoR( ECX, (uptr)&cpuRegs.GPR.r[ _Rs_ ].UL[ 0 ] );
_eeOnLoadWrite(_Rt_);
EEINST_RESETSIGNEXT(_Rt_); // remove the sign extension
_deleteEEreg(_Rt_, 0);
if ( _Imm_ != 0 )
ADD32ItoR( ECX, _Imm_ );
@ -2119,21 +2119,23 @@ void recLoad32(u32 bits,bool sign)
//no int 3? i love to get my hands dirty ;p - Raz
//write8(0xCC);
_deleteEEreg(_Rs_, 1);
_eeOnLoadWrite(_Rt_);
_deleteEEreg(_Rt_, 0);
// 8/16/32 bit modes return the loaded value in EAX.
if( GPR_IS_CONST1( _Rs_ ) )
{
_eeOnLoadWrite(_Rt_);
_deleteEEreg(_Rt_, 0);
u32 srcadr = g_cpuConstRegs[_Rs_].UL[0] + _Imm_;
vtlb_DynGenRead32_Const( bits, sign, srcadr );
}
else
{
_deleteEEreg(_Rs_, 1);
// Load ECX with the source memory address that we're reading from.
MOV32MtoR( ECX, (int)&cpuRegs.GPR.r[ _Rs_ ].UL[ 0 ] );
_eeOnLoadWrite(_Rt_);
_deleteEEreg(_Rt_, 0);
if ( _Imm_ != 0 )
ADD32ItoR( ECX, _Imm_ );
@ -2463,7 +2465,6 @@ void recStore(u32 sz)
//no int 3? i love to get my hands dirty ;p - Raz
//write8(0xCC);
_deleteEEreg(_Rs_, 1);
_deleteEEreg(_Rt_, 1);
// Performance note: Const prop for the store address is good, always.
@ -2498,6 +2499,7 @@ void recStore(u32 sz)
}
else
{
_deleteEEreg(_Rs_, 1);
MOV32MtoR( ECX, (int)&cpuRegs.GPR.r[ _Rs_ ].UL[ 0 ] );
if ( _Imm_ != 0 )
ADD32ItoR(ECX, _Imm_);