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A64: Optimization: Merge interpret blocks

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This commit is contained in:
MerryMage 2018-01-13 21:51:13 +00:00
parent 99b7516c8c
commit c6a091d874
9 changed files with 76 additions and 2 deletions
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1
src/backend_x64/a32_emit_x64.cpp
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@ -1075,6 +1075,7 @@ void A32EmitX64::EmitA32CoprocStoreWords(A32EmitContext& ctx, IR::Inst* inst) {
void A32EmitX64::EmitTerminalImpl(IR::Term::Interpret terminal, IR::LocationDescriptor initial_location) {
ASSERT_MSG(A32::LocationDescriptor{terminal.next}.TFlag() == A32::LocationDescriptor{initial_location}.TFlag(), "Unimplemented");
ASSERT_MSG(A32::LocationDescriptor{terminal.next}.EFlag() == A32::LocationDescriptor{initial_location}.EFlag(), "Unimplemented");
ASSERT_MSG(terminal.num_instructions == 1, "Unimplemented");
code->mov(code->ABI_PARAM1.cvt32(), A32::LocationDescriptor{terminal.next}.PC());
code->mov(code->ABI_PARAM2, reinterpret_cast<u64>(jit_interface));

2
src/backend_x64/a64_emit_x64.cpp
View file

@ -310,7 +310,7 @@ void A64EmitX64::EmitTerminalImpl(IR::Term::Interpret terminal, IR::LocationDesc
DEVIRT(conf.callbacks, &A64::UserCallbacks::InterpreterFallback).EmitCall(code, [&](Xbyak::Reg64 param1, Xbyak::Reg64 param2) {
code->mov(param1, A64::LocationDescriptor{terminal.next}.PC());
code->mov(qword[r15 + offsetof(A64JitState, pc)], param1);
code->mov(param2.cvt32(), 1);
code->mov(param2.cvt32(), terminal.num_instructions);
});
code->ReturnFromRunCode(true); // TODO: Check cycles
}

1
src/backend_x64/a64_interface.cpp
View file

@ -176,6 +176,7 @@ private:
// JIT Compile
IR::Block ir_block = A64::Translate(A64::LocationDescriptor{current_location}, [this](u64 vaddr) { return conf.callbacks->MemoryReadCode(vaddr); });
Optimization::DeadCodeElimination(ir_block);
Optimization::A64MergeInterpretBlocksPass(ir_block, conf.callbacks);
// printf("%s\n", IR::DumpBlock(ir_block).c_str());
Optimization::VerificationPass(ir_block);
return emitter.Emit(ir_block).entrypoint;