ShuriZma
/
dolphin
mirror of https://github.com/dolphin-emu/dolphin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

[ARM] dcbst implementation.

This commit is contained in:
Ryan Houdek 2013-08-04 17:44:59 +00:00
parent 522d38d080
commit bafed349e8
3 changed files with 17 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Source/Core/Core/Src/PowerPC/JitArm32/Jit.h
View File

@ -172,6 +172,7 @@ public:
// LoadStore // LoadStore
void icbi(UGeckoInstruction _inst); void icbi(UGeckoInstruction _inst);
void dcbst(UGeckoInstruction _inst);
void lbz(UGeckoInstruction _inst); void lbz(UGeckoInstruction _inst);
void lhz(UGeckoInstruction _inst); void lhz(UGeckoInstruction _inst);
void lha(UGeckoInstruction _inst); void lha(UGeckoInstruction _inst);

15
Source/Core/Core/Src/PowerPC/JitArm32/JitArm_LoadStore.cpp
View File

@ -615,6 +615,21 @@ void JitArm::lwzx(UGeckoInstruction inst)
SetJumpTarget(DoNotLoad); SetJumpTarget(DoNotLoad);
//// u32 temp = Memory::Read_U32(_inst.RA ? (m_GPR[_inst.RA] + m_GPR[_inst.RB]) : m_GPR[_inst.RB]); //// u32 temp = Memory::Read_U32(_inst.RA ? (m_GPR[_inst.RA] + m_GPR[_inst.RB]) : m_GPR[_inst.RB]);
} }
void JitArm::dcbst(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(LoadStore)
// If the dcbst instruction is preceded by dcbt, it is flushing a prefetched
// memory location. Do not invalidate the JIT cache in this case as the memory
// will be the same.
// dcbt = 0x7c00022c
if ((Memory::ReadUnchecked_U32(js.compilerPC - 4) & 0x7c00022c) != 0x7c00022c)
{
Default(inst); return;
}
}
void JitArm::icbi(UGeckoInstruction inst) void JitArm::icbi(UGeckoInstruction inst)
{ {
Default(inst); Default(inst);

2
Source/Core/Core/Src/PowerPC/JitArm32/JitArm_Tables.cpp
View File

@ -212,7 +212,7 @@ static GekkoOPTemplate table31[] =
{824, &JitArm::Default}, //"srawix", OPTYPE_INTEGER, FL_OUT_A | FL_IN_B | FL_IN_S | FL_RC_BIT}}, {824, &JitArm::Default}, //"srawix", OPTYPE_INTEGER, FL_OUT_A | FL_IN_B | FL_IN_S | FL_RC_BIT}},
{24, &JitArm::Default}, //"slwx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_B | FL_IN_S | FL_RC_BIT}}, {24, &JitArm::Default}, //"slwx", OPTYPE_INTEGER, FL_OUT_A | FL_IN_B | FL_IN_S | FL_RC_BIT}},
{54, &JitArm::Default}, //"dcbst", OPTYPE_DCACHE, 0, 4}}, {54, &JitArm::dcbst}, //"dcbst", OPTYPE_DCACHE, 0, 4}},
{86, &JitArm::Default}, //"dcbf", OPTYPE_DCACHE, 0, 4}}, {86, &JitArm::Default}, //"dcbf", OPTYPE_DCACHE, 0, 4}},
{246, &JitArm::Default}, //"dcbtst", OPTYPE_DCACHE, 0, 1}}, {246, &JitArm::Default}, //"dcbtst", OPTYPE_DCACHE, 0, 1}},
{278, &JitArm::Default}, //"dcbt", OPTYPE_DCACHE, 0, 1}}, {278, &JitArm::Default}, //"dcbt", OPTYPE_DCACHE, 0, 1}},