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PPU LLVM: compile instructions from patches

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For now, only as a single instruction at a time.
This commit is contained in:
Nekotekina 2021-02-02 21:14:35 +03:00
parent 9463238490
commit 9e9a55df46
3 changed files with 16 additions and 24 deletions
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14
rpcs3/Emu/Cell/PPUAnalyser.cpp
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@ -529,7 +529,7 @@ namespace ppu_patterns
};
}
void ppu_module::analyse(u32 lib_toc, u32 entry, const u32 sec_end)
void ppu_module::analyse(u32 lib_toc, u32 entry, const u32 sec_end, const std::basic_string<u32>& applied)
{
// Assume first segment is executable
const u32 start = segs[0].addr;
@ -1637,6 +1637,16 @@ void ppu_module::analyse(u32 lib_toc, u32 entry, const u32 sec_end)
block_queue.emplace_back(exp, lim);
}
// Add entries from patches (on per-instruction basis)
for (u32 addr : applied)
{
if (addr % 4 == 0 && addr >= start && addr < segs[0].addr + segs[0].size && !block_set.count(addr))
{
block_queue.emplace_back(addr, addr + 4);
block_set.emplace(addr);
}
}
// block_queue may grow
for (usz i = 0; i < block_queue.size(); i++)
{
@ -1693,7 +1703,7 @@ void ppu_module::analyse(u32 lib_toc, u32 entry, const u32 sec_end)
const u32 target = (opc & 2 ? 0 : i_pos) + (type == ppu_itype::B ? +ppu_opcode_t{opc}.bt24 : +ppu_opcode_t{opc}.bt14);
if (target < start || target >= end)
if (target < segs[0].addr || target >= segs[0].addr + segs[0].size)
{
// Sanity check
is_good = false;