Exemple #1
0
void armv_end(void* codestart, u32 cycl)
{
	//Normal block end
	//cycle counter rv

	//pop registers & return
	assembler->Subs(w27, w27, cycl);
	ptrdiff_t offset = reinterpret_cast<uintptr_t>(arm_exit) - assembler->GetBuffer()->GetStartAddress<uintptr_t>();
	Label arm_exit_label;
	assembler->BindToOffset(&arm_exit_label, offset);
	assembler->B(&arm_exit_label, mi);	//statically predicted as not taken

	offset = reinterpret_cast<uintptr_t>(arm_dispatch) - assembler->GetBuffer()->GetStartAddress<uintptr_t>();
	Label arm_dispatch_label;
	assembler->BindToOffset(&arm_dispatch_label, offset);
	assembler->B(&arm_dispatch_label);

	assembler->FinalizeCode();
	verify(assembler->GetBuffer()->GetCursorOffset() <= assembler->GetBuffer()->GetCapacity());
	vmem_platform_flush_cache(
		codestart, assembler->GetBuffer()->GetEndAddress<void*>(),
		codestart, assembler->GetBuffer()->GetEndAddress<void*>());
	icPtr += assembler->GetBuffer()->GetSizeInBytes();

#if 0
	Instruction* instr_start = (Instruction *)codestart;
	Instruction* instr_end = assembler->GetBuffer()->GetEndAddress<Instruction*>();
	Decoder decoder;
	Disassembler disasm;
	decoder.AppendVisitor(&disasm);
	Instruction* instr;
	for (instr = instr_start; instr < instr_end; instr += kInstructionSize) {
		decoder.Decode(instr);
		printf("arm64 arec\t %p:\t%s\n",
				   reinterpret_cast<void*>(instr),
				   disasm.GetOutput());
	}
#endif
	delete assembler;
	assembler = NULL;
}