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Fixed NIA code

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dingusdev
2024-12-19 21:36:04 -07:00
parent 5a8d469ae8
commit 5c5ff999bc
1 changed files with 6 additions and 2 deletions
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8
cpu/ppc/ppcexec.cpp
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@@ -265,6 +265,7 @@ static void ppc_exec_inner(uint32_t start_addr, uint32_t size)
uint64_t max_cycles = 0;
uint32_t page_start, eb_start, eb_end = 0;
uint32_t opcode;
uint32_t pc_old;
uint8_t* pc_real;
while (power_on) {
@@ -282,6 +283,7 @@ static void ppc_exec_inner(uint32_t start_addr, uint32_t size)
pc_real = mmu_translate_imem(eb_start);
}
pc_old = ppc_state.pc;
opcode = ppc_read_instruction(pc_real);
ppc_main_opcode(opcode);
if (g_icycles++ >= max_cycles || exec_timer)
@@ -291,7 +293,7 @@ static void ppc_exec_inner(uint32_t start_addr, uint32_t size)
// define next execution block
eb_start = ppc_state.pc;
if (!(exec_flags & EXEF_RFI) && (eb_start & PPC_PAGE_MASK) == page_start) {
pc_real += (int)eb_start - (int)ppc_state.pc;
pc_real += (int)eb_start - (int)pc_old;
} else {
page_start = eb_start & PPC_PAGE_MASK;
eb_end = page_start + PPC_PAGE_SIZE - 1;
@@ -299,7 +301,9 @@ static void ppc_exec_inner(uint32_t start_addr, uint32_t size)
}
ppc_state.pc = eb_start;
exec_flags = 0;
} else { [[likely]]
}
else {
[[likely]]
pc_real += 4;
}