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A64: Implement ADD_shifted

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This commit is contained in:
MerryMage 2018-01-07 00:11:57 +00:00
parent d1eb757f93
commit d1cef6ffb0
21 changed files with 451 additions and 75 deletions
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63
src/backend_x64/a64_emit_x64.cpp
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@ -115,11 +115,56 @@ A64EmitX64::BlockDescriptor A64EmitX64::Emit(IR::Block& block) {
return block_desc;
}
void A64EmitX64::EmitA64GetW(A64EmitContext& ctx, IR::Inst* inst) {
A64::Reg reg = inst->GetArg(0).GetA64RegRef();
Xbyak::Reg32 result = ctx.reg_alloc.ScratchGpr().cvt32();
code->mov(result, dword[r15 + offsetof(A64JitState, reg) + sizeof(u64) * static_cast<size_t>(reg)]);
ctx.reg_alloc.DefineValue(inst, result);
}
void A64EmitX64::EmitA64GetX(A64EmitContext& ctx, IR::Inst* inst) {
A64::Reg reg = inst->GetArg(0).GetA64RegRef();
Xbyak::Reg64 result = ctx.reg_alloc.ScratchGpr();
code->mov(result, qword[r15 + offsetof(A64JitState, reg) + sizeof(u64) * static_cast<size_t>(reg)]);
ctx.reg_alloc.DefineValue(inst, result);
}
void A64EmitX64::EmitA64SetW(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
A64::Reg reg = inst->GetArg(0).GetA64RegRef();
auto addr = dword[r15 + offsetof(A64JitState, reg) + sizeof(u64) * static_cast<size_t>(reg)];
if (args[1].IsImmediate()) {
code->mov(addr, args[1].GetImmediateU32());
} else if (args[1].IsInXmm()) {
Xbyak::Xmm to_store = ctx.reg_alloc.UseXmm(args[1]);
code->movd(addr, to_store);
} else {
Xbyak::Reg32 to_store = ctx.reg_alloc.UseGpr(args[1]).cvt32();
code->mov(addr, to_store);
}
}
void A64EmitX64::EmitA64SetX(A64EmitContext& ctx, IR::Inst* inst) {
auto args = ctx.reg_alloc.GetArgumentInfo(inst);
A64::Reg reg = inst->GetArg(0).GetA64RegRef();
auto addr = qword[r15 + offsetof(A64JitState, reg) + sizeof(u64) * static_cast<size_t>(reg)];
if (args[1].IsImmediate()) {
code->mov(addr, args[1].GetImmediateU64());
} else if (args[1].IsInXmm()) {
Xbyak::Xmm to_store = ctx.reg_alloc.UseXmm(args[1]);
code->movq(addr, to_store);
} else {
Xbyak::Reg64 to_store = ctx.reg_alloc.UseGpr(args[1]);
code->mov(addr, to_store);
}
}
void A64EmitX64::EmitTerminalImpl(IR::Term::Interpret terminal, IR::LocationDescriptor) {
code->mov(code->ABI_PARAM1.cvt32(), A64::LocationDescriptor{terminal.next}.PC());
//code->mov(code->ABI_PARAM2, reinterpret_cast<u64>(jit_interface));
//code->mov(code->ABI_PARAM3, reinterpret_cast<u64>(cb.user_arg));
//code->mov(MJitStateReg(A64::Reg::PC), code->ABI_PARAM1.cvt32());
code->mov(code->ABI_PARAM1, A64::LocationDescriptor{terminal.next}.PC());
code->mov(code->ABI_PARAM2.cvt32(), 1);
code->mov(qword[r15 + offsetof(A64JitState, pc)], code->ABI_PARAM1.cvt32());
code->SwitchMxcsrOnExit();
//code->CallFunction(cb.InterpreterFallback);
code->ReturnFromRunCode(true); // TODO: Check cycles
@ -144,7 +189,7 @@ void A64EmitX64::EmitTerminalImpl(IR::Term::LinkBlock terminal, IR::LocationDesc
code->SwitchToFarCode();
code->align(16);
code->L(dest);
//code->mov(MJitStateReg(A64::Reg::PC), A64::LocationDescriptor{terminal.next}.PC());
code->mov(qword[r15 + offsetof(A64JitState, pc)], A64::LocationDescriptor{terminal.next}.PC());
PushRSBHelper(rax, rbx, terminal.next);
code->ForceReturnFromRunCode();
code->SwitchToNearCode();
@ -176,23 +221,23 @@ void A64EmitX64::EmitTerminalImpl(IR::Term::CheckHalt terminal, IR::LocationDesc
EmitTerminal(terminal.else_, initial_location);
}
void A64EmitX64::EmitPatchJg(const IR::LocationDescriptor& /*target_desc*/, CodePtr target_code_ptr) {
void A64EmitX64::EmitPatchJg(const IR::LocationDescriptor& target_desc, CodePtr target_code_ptr) {
const CodePtr patch_location = code->getCurr();
if (target_code_ptr) {
code->jg(target_code_ptr);
} else {
//code->mov(MJitStateReg(A64::Reg::PC), A64::LocationDescriptor{target_desc}.PC());
code->mov(qword[r15 + offsetof(A64JitState, pc)], A64::LocationDescriptor{target_desc}.PC());
code->jg(code->GetReturnFromRunCodeAddress());
}
code->EnsurePatchLocationSize(patch_location, 14);
}
void A64EmitX64::EmitPatchJmp(const IR::LocationDescriptor& /*target_desc*/, CodePtr target_code_ptr) {
void A64EmitX64::EmitPatchJmp(const IR::LocationDescriptor& target_desc, CodePtr target_code_ptr) {
const CodePtr patch_location = code->getCurr();
if (target_code_ptr) {
code->jmp(target_code_ptr);
} else {
//code->mov(MJitStateReg(A64::Reg::PC), A64::LocationDescriptor{target_desc}.PC());
code->mov(qword[r15 + offsetof(A64JitState, pc)], A64::LocationDescriptor{target_desc}.PC());
code->jmp(code->GetReturnFromRunCodeAddress());
}
code->EnsurePatchLocationSize(patch_location, 13);