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appropriate new terminals

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This commit is contained in:
lizzie
2026-08-12 22:11:07 +00:00
parent 90159c83c5
commit 476a2366f2
2 changed files with 31 additions and 9 deletions
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src/dynarmic/src/dynarmic/backend/ppc64/emit_ppc64.cpp
+29 -7
View File
@@ -144,7 +144,9 @@ void EmitIR<IR::Opcode::NZCVFromPackedFlags>(powah::Context&, EmitContext&, IR::
} }
namespace { namespace {
void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::Terminal terminal, IR::LocationDescriptor initial_location, bool is_single_step);
void EmitLeafTerminal(powah::Context& code, EmitContext& ctx, IR::Term::LeafTerminal const& terminal, IR::LocationDescriptor initial_location, bool is_single_step);
void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::Terminal const terminal, IR::LocationDescriptor initial_location, bool is_single_step);
void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::ReturnToDispatch, IR::LocationDescriptor, bool) { void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::ReturnToDispatch, IR::LocationDescriptor, bool) {
ASSERT(false && "unimp"); ASSERT(false && "unimp");
@@ -206,11 +208,11 @@ void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::CheckBit ter
code.CMPLDI(tmp, 0); code.CMPLDI(tmp, 0);
code.BEQ(powah::CR0, l_else); code.BEQ(powah::CR0, l_else);
// CheckBit == 1 // CheckBit == 1
EmitTerminal(code, ctx, terminal.then_, initial_location, is_single_step); EmitLeafTerminal(code, ctx, terminal.then_, initial_location, is_single_step);
code.B(l_end); code.B(l_end);
// CheckBit == 0 // CheckBit == 0
code.LABEL(l_else); code.LABEL(l_else);
EmitTerminal(code, ctx, terminal.else_, initial_location, is_single_step); EmitLeafTerminal(code, ctx, terminal.else_, initial_location, is_single_step);
code.LABEL(l_end); code.LABEL(l_end);
} }
@@ -218,10 +220,30 @@ void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::CheckHalt te
ASSERT(false && "unimp"); ASSERT(false && "unimp");
} }
void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::Terminal terminal, IR::LocationDescriptor initial_location, bool is_single_step) { void EmitLeafTerminal(powah::Context& code, EmitContext& ctx, IR::Term::LeafTerminal const terminal, IR::LocationDescriptor initial_location, bool is_single_step) {
boost::apply_visitor([&](const auto& t) { if (auto const x = std::get_if<IR::Term::ReturnToDispatch>(&terminal))
EmitTerminal(code, ctx, t, initial_location, is_single_step); return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
}, terminal); if (auto const x = std::get_if<IR::Term::LinkBlock>(&terminal))
return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
if (auto const x = std::get_if<IR::Term::LinkBlockFast>(&terminal))
return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
if (auto const x = std::get_if<IR::Term::PopRSBHint>(&terminal))
return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
if (auto const x = std::get_if<IR::Term::FastDispatchHint>(&terminal))
return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
UNREACHABLE();
}
void EmitTerminal(powah::Context& code, EmitContext& ctx, IR::Term::Terminal const terminal, IR::LocationDescriptor initial_location, bool is_single_step) {
if (auto const x = std::get_if<IR::Term::LeafTerminal>(&terminal))
return EmitLeafTerminal(code, ctx, *x, initial_location, is_single_step);
if (auto const x = std::get_if<IR::Term::If>(&terminal))
return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
if (auto const x = std::get_if<IR::Term::CheckBit>(&terminal))
return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
if (auto const x = std::get_if<IR::Term::CheckHalt>(&terminal))
return EmitTerminal(code, ctx, *x, initial_location, is_single_step);
UNREACHABLE();
} }
} }
src/dynarmic/src/dynarmic/backend/ppc64/emit_ppc64_data_processing.cpp
+2 -2
View File
@@ -329,7 +329,7 @@ void EmitIR<IR::Opcode::ArithmeticShiftRight64>(powah::Context& code, EmitContex
// __builtin_rotateright32 // __builtin_rotateright32
template<> template<>
void EmitIR<IR::Opcode::RotateRight32>(powah::Context& code, EmitContext& ctx, IR::Inst* inst) { void EmitIR<IR::Opcode::BitRotateRight32>(powah::Context& code, EmitContext& ctx, IR::Inst* inst) {
auto const result = ctx.reg_alloc.ScratchGpr(); auto const result = ctx.reg_alloc.ScratchGpr();
auto const src_a = ctx.reg_alloc.UseGpr(inst->GetArg(0)); auto const src_a = ctx.reg_alloc.UseGpr(inst->GetArg(0));
auto const src_b = ctx.reg_alloc.UseGpr(inst->GetArg(0)); auto const src_b = ctx.reg_alloc.UseGpr(inst->GetArg(0));
@@ -340,7 +340,7 @@ void EmitIR<IR::Opcode::RotateRight32>(powah::Context& code, EmitContext& ctx, I
} }
template<> template<>
void EmitIR<IR::Opcode::RotateRight64>(powah::Context& code, EmitContext& ctx, IR::Inst* inst) { void EmitIR<IR::Opcode::BitRotateRight64>(powah::Context& code, EmitContext& ctx, IR::Inst* inst) {
auto const result = ctx.reg_alloc.ScratchGpr(); auto const result = ctx.reg_alloc.ScratchGpr();
auto const src_a = ctx.reg_alloc.UseGpr(inst->GetArg(0)); auto const src_a = ctx.reg_alloc.UseGpr(inst->GetArg(0));
auto const src_b = ctx.reg_alloc.UseGpr(inst->GetArg(0)); auto const src_b = ctx.reg_alloc.UseGpr(inst->GetArg(0));