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Added manual sections input option, fixed bug with multiplications and added mthi/lo instructions

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This commit is contained in:
Mr-Wiseguy 2024-04-20 20:00:29 -04:00
parent 72fe4ed79c
commit 50d55bd171
4 changed files with 108 additions and 7 deletions
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15
src/recompilation.cpp
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@ -381,10 +381,10 @@ bool process_instruction(const RecompPort::Context& context, const RecompPort::C
print_line("{}{} = {}{} < {} ? 1 : 0", ctx_gpr_prefix(rt), rt, ctx_gpr_prefix(rs), rs, signed_imm_string);
break;
case InstrId::cpu_mult:
print_line("result = S64({}{}) * S64({}{}); lo = S32(result >> 0); hi = S32(result >> 32)", ctx_gpr_prefix(rs), rs, ctx_gpr_prefix(rt), rt);
print_line("result = S64(S32({}{})) * S64(S32({}{})); lo = S32(result >> 0); hi = S32(result >> 32)", ctx_gpr_prefix(rs), rs, ctx_gpr_prefix(rt), rt);
break;
case InstrId::cpu_multu:
print_line("result = U64({}{}) * U64({}{}); lo = S32(result >> 0); hi = S32(result >> 32)", ctx_gpr_prefix(rs), rs, ctx_gpr_prefix(rt), rt);
print_line("result = U64(U32({}{})) * U64(U32({}{})); lo = S32(result >> 0); hi = S32(result >> 32)", ctx_gpr_prefix(rs), rs, ctx_gpr_prefix(rt), rt);
break;
case InstrId::cpu_div:
// Cast to 64-bits before division to prevent artihmetic exception for s32(0x80000000) / -1
@ -399,6 +399,12 @@ bool process_instruction(const RecompPort::Context& context, const RecompPort::C
case InstrId::cpu_mfhi:
print_line("{}{} = hi", ctx_gpr_prefix(rd), rd);
break;
case InstrId::cpu_mtlo:
print_line("lo = {}{}", ctx_gpr_prefix(rd), rd);
break;
case InstrId::cpu_mthi:
print_line("hi = {}{}", ctx_gpr_prefix(rd), rd);
break;
// Loads
case InstrId::cpu_ld:
print_line("{}{} = LD({}, {}{})", ctx_gpr_prefix(rt), rt, signed_imm_string, ctx_gpr_prefix(base), base);
@ -1095,11 +1101,6 @@ bool RecompPort::recompile_function(const RecompPort::Context& context, const Re
}
}
if (section.name == ".anseq") {
std::this_thread::yield();
}
// Process the current instruction and check for errors
if (process_instruction(context, config, func, stats, skipped_insns, instr_index, instructions, output_file, false, needs_link_branch, num_link_branches, reloc_index, needs_link_branch, is_branch_likely, static_funcs_out) == false) {
fmt::print(stderr, "Error in recompiling {}, clearing output file\n", func.name);