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Slight optimisation when DS/SS are 'flat' (base=0, limit=4G).

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This commit is contained in:
SarahW 2017-05-24 21:50:37 +01:00
commit 083ca3d4a2
10 changed files with 564 additions and 139 deletions
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6
src/386_dynarec.c
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@ -17,6 +17,8 @@
#define CPU_BLOCK_END() cpu_block_end = 1
uint32_t cpu_cur_status = 0;
int cpu_reps, cpu_reps_latched;
int cpu_notreps, cpu_notreps_latched;
@ -1433,7 +1435,7 @@ void exec386_dynarec(int cycs)
and physical address. The physical address check will
also catch any page faults at this stage*/
valid_block = (block->pc == cs + cpu_state.pc) && (block->_cs == cs) &&
(block->use32 == use32) && (block->phys == phys_addr) && (block->stack32 == stack32);
(block->phys == phys_addr) && (block->status == cpu_cur_status);
if (!valid_block)
{
uint64_t mask = (uint64_t)1 << ((phys_addr >> PAGE_MASK_SHIFT) & PAGE_MASK_MASK);
@ -1445,7 +1447,7 @@ void exec386_dynarec(int cycs)
if (new_block)
{
valid_block = (new_block->pc == cs + cpu_state.pc) && (new_block->_cs == cs) &&
(new_block->use32 == use32) && (new_block->phys == phys_addr) && (new_block->stack32 == stack32);
(new_block->phys == phys_addr) && (new_block->status == cpu_cur_status);
if (valid_block)
block = new_block;
}