preserve-emulation/simple64
1
0 Fork 0
mirror of https://github.com/simple64/simple64.git synced 2026-10-03 01:15:10 +02:00
Code Issues Packages Projects Releases Wiki Activity

update parallel rsp

Browse Source
This commit is contained in:
Logan McNaughton committed 2022-08-11 17:13:21 -06:00
1 parent 50ad06841b
commit c1808b7cc9
4 files changed
+72 -63
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

parallel-rsp/rsp_jit.cpp
+25 -1
View File
@@ -269,6 +269,19 @@ extern "C"
(dram[off1] << 0)));
}
static jit_word_t rsp_unaligned_lwu(const uint8_t *dram, jit_word_t addr)
{
auto off0 = BYTE_ENDIAN_FIXUP(addr, 0);
auto off1 = BYTE_ENDIAN_FIXUP(addr, 1);
auto off2 = BYTE_ENDIAN_FIXUP(addr, 2);
auto off3 = BYTE_ENDIAN_FIXUP(addr, 3);
return jit_word_t((uint32_t(dram[off0]) << 24) |
(uint32_t(dram[off1]) << 16) |
(uint32_t(dram[off2]) << 8) |
(uint32_t(dram[off3]) << 0));
}
static void rsp_unaligned_sh(uint8_t *dram, jit_word_t addr, jit_word_t data)
{
auto off0 = BYTE_ENDIAN_FIXUP(addr, 0);
@@ -924,7 +937,7 @@ void CPU::jit_instruction(jit_state_t *_jit, uint32_t pc, uint32_t instr,
uint32_t type = instr >> 26;
#define NOP_IF_RD_ZERO() if (rd == 0) { break; }
#define NOP_IF_RD_ZERO() //if (rd == 0) { break; }
#define NOP_IF_RT_ZERO() if (rt == 0) { break; }
switch (type)
@@ -1613,6 +1626,16 @@ void CPU::jit_instruction(jit_state_t *_jit, uint32_t pc, uint32_t instr,
break;
}
case 047: // LWU
{
jit_emit_load_operation(_jit, pc, instr,
[](jit_state_t *_jit, unsigned a, unsigned b, unsigned c) { jit_ldxr_ui(a, b, c); },
"lwu",
reinterpret_cast<jit_pointer_t>(rsp_unaligned_lwu),
0, last_info);
break;
}
case 050: // SB
{
jit_emit_store_operation(_jit, pc, instr,
@@ -1952,6 +1975,7 @@ ReturnMode CPU::run()
return MODE_BREAK;
case MODE_CHECK_FLAGS:
case MODE_EXIT:
case MODE_DMA_READ:
return static_cast<ReturnMode>(ret);