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mmu: optimize mmu_full_SQ()

This commit is contained in:
Flyinghead 2019-05-28 19:41:21 +02:00
parent 8cb86de026
commit 4540acc22e
2 changed files with 20 additions and 3 deletions
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17
core/hw/sh4/modules/fastmmu.cpp
View File

@ -254,6 +254,23 @@ u32 mmu_full_lookup(u32 va, const TLB_Entry** tlb_entry_ret, u32& rv)
} }
template u32 mmu_full_lookup<false>(u32 va, const TLB_Entry** tlb_entry_ret, u32& rv); template u32 mmu_full_lookup<false>(u32 va, const TLB_Entry** tlb_entry_ret, u32& rv);
template<u32 translation_type>
u32 mmu_full_SQ(u32 va, u32& rv)
{
//Address=Dest&0xFFFFFFE0;
const TLB_Entry *entry;
u32 lookup = mmu_full_lookup(va, &entry, rv);
if (lookup != MMU_ERROR_NONE)
return lookup;
rv &= ~31;//lower 5 bits are forced to 0
return MMU_ERROR_NONE;
}
template u32 mmu_full_SQ<MMU_TT_DREAD>(u32 va, u32& rv);
template<u32 translation_type, typename T> template<u32 translation_type, typename T>
u32 mmu_data_translation(u32 va, u32& rv) u32 mmu_data_translation(u32 va, u32& rv)
{ {

6
core/hw/sh4/modules/mmu.cpp
View File

@ -263,7 +263,7 @@ void mmu_raise_exception(u32 mmu_error, u32 address, u32 am)
void DoMMUException(u32 address, u32 mmu_error, u32 access_type) void DoMMUException(u32 address, u32 mmu_error, u32 access_type)
{ {
printf_mmu("DoMMUException -> pc = 0x%X : ", next_pc); printf_mmu("DoMMUException -> pc = 0x%X : %d ", next_pc, access_type);
CCN_TEA = address; CCN_TEA = address;
CCN_PTEH.VPN = address >> 10; CCN_PTEH.VPN = address >> 10;
@ -431,6 +431,7 @@ u32 mmu_QACR_SQ(u32 va)
return QACR + va; return QACR + va;
} }
#ifndef FAST_MMU
template<u32 translation_type> template<u32 translation_type>
u32 mmu_full_SQ(u32 va, u32& rv) u32 mmu_full_SQ(u32 va, u32& rv)
{ {
@ -476,9 +477,8 @@ u32 mmu_full_SQ(u32 va, u32& rv)
} }
return MMU_ERROR_NONE; return MMU_ERROR_NONE;
} }
template u32 mmu_full_SQ<MMU_TT_DWRITE>(u32 va, u32& rv); template u32 mmu_full_SQ<MMU_TT_DREAD>(u32 va, u32& rv);
#ifndef FAST_MMU
template<u32 translation_type, typename T> template<u32 translation_type, typename T>
u32 mmu_data_translation(u32 va, u32& rv) u32 mmu_data_translation(u32 va, u32& rv)
{ {