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Feature/runtime gs recompiler instructions (#73)

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* feat: basic gs
feat: basic rasterizer
fix: a lot of fixes to runtime stubs
feat: basic vif intercepter
feat: return "ok" for some stubs
feat: disassembly code as comment
fix: fix code gen instructions set
fix: again jump
feat: remove unused macro
fix: fix some problematic macros
feat: track delayslots on runtime
and many more

* feat: added missing files

* fix: fix instruction test
This commit is contained in:
Ranieri
2026-02-22 02:20:42 -03:00
committed by GitHub
parent 130b8d2583
commit 8584c0613a
26 changed files with 3849 additions and 679 deletions
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ps2xTest/src/code_generator_tests.cpp
+24 -24
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@@ -133,7 +133,7 @@ void register_code_generator_tests()
instructions.push_back(makeNop(0x100c)); // branch target
instructions.push_back(makeNop(0x1010)); // extra
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, instructions, false);
printGeneratedCode("emits labels and gotos for internal branches", generated);
@@ -156,7 +156,7 @@ void register_code_generator_tests()
instructions.push_back(makeNop(0x2004)); // delay slot and target
instructions.push_back(makeNop(0x2008)); // extra
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, instructions, false);
printGeneratedCode("labels delay slot when it is a branch target", generated);
@@ -180,7 +180,7 @@ void register_code_generator_tests()
instructions.push_back(br);
instructions.push_back(makeNop(0x3004)); // delay slot
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, instructions, false);
printGeneratedCode("branches outside function still set pc", generated);
@@ -212,7 +212,7 @@ void register_code_generator_tests()
std::vector<Instruction> instructions{j, delay, makeNop(0x4008)};
CodeGenerator gen({targetSym});
CodeGenerator gen({targetSym}, {});
std::string generated = gen.generateFunction(func, instructions, false);
printGeneratedCode("jumps to known symbols call by name", generated);
@@ -238,7 +238,7 @@ void register_code_generator_tests()
std::vector<Instruction> instructions{j, delay};
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, instructions, false);
printGeneratedCode("jump to unknown target sets pc", generated);
@@ -262,7 +262,7 @@ void register_code_generator_tests()
Instruction inst{};
inst.opcode = OPCODE_REGIMM;
CodeGenerator gen({});
CodeGenerator gen({}, {});
gen.setRenamedFunctions({{0x8000, "renamed_target"}});
std::string sw = gen.generateJumpTableSwitch(inst, 0x0, entries);
@@ -295,7 +295,7 @@ void register_code_generator_tests()
std::vector<Instruction> instructions{j, delay};
CodeGenerator gen({targetSym});
CodeGenerator gen({targetSym}, {});
gen.setRenamedFunctions({{targetSym.address, "ps2___is_pointer"}});
std::string generated = gen.generateFunction(func, instructions, false);
@@ -308,7 +308,7 @@ void register_code_generator_tests()
});
tc.Run("COP0 MFC0/MTC0 translate to COP0 register access", [](TestCase &t) {
CodeGenerator gen({});
CodeGenerator gen({}, {});
Instruction mfc0{};
mfc0.opcode = OPCODE_COP0;
@@ -318,7 +318,7 @@ void register_code_generator_tests()
std::string mfc0Code = gen.translateInstruction(mfc0);
printGeneratedCode("COP0 MFC0/MTC0 translate to COP0 register access (MFC0)", mfc0Code);
t.IsTrue(mfc0Code.find("SET_GPR_U32(ctx, 5") != std::string::npos, "MFC0 should write to rt");
t.IsTrue(mfc0Code.find("SET_GPR_S32(ctx, 5") != std::string::npos, "MFC0 should write to rt");
t.IsTrue(mfc0Code.find("ctx->cop0_status") != std::string::npos, "MFC0 STATUS should read cop0_status");
t.IsTrue(mfc0Code.find("Unimplemented COP0 register") == std::string::npos, "MFC0 should not hit unimplemented COP0 register path");
t.IsTrue(mfc0Code.find("Unhandled COP0") == std::string::npos, "MFC0 should not hit unhandled COP0 path");
@@ -338,7 +338,7 @@ void register_code_generator_tests()
});
tc.Run("FCR access uses CFC1/CTC1", [](TestCase &t) {
CodeGenerator gen({});
CodeGenerator gen({}, {});
Instruction cfc1{};
cfc1.opcode = OPCODE_COP1;
@@ -366,7 +366,7 @@ void register_code_generator_tests()
});
tc.Run("VU CReg access uses CFC2/CTC2", [](TestCase &t) {
CodeGenerator gen({});
CodeGenerator gen({}, {});
Instruction cfc2{};
cfc2.opcode = OPCODE_COP2;
@@ -408,7 +408,7 @@ void register_code_generator_tests()
t.IsTrue(!s1.empty(), "VU0_S1 enum list should not be empty");
t.IsTrue(!s2.empty(), "VU0_S2 enum list should not be empty");
CodeGenerator gen({});
CodeGenerator gen({}, {});
for (uint32_t value : s1)
{
@@ -457,7 +457,7 @@ void register_code_generator_tests()
inst.function = VU0_S1_VADD;
inst.vectorInfo.vectorField = 0xF;
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string out = gen.translateInstruction(inst);
t.IsTrue(out.find("ctx->vu0_vf[11]") != std::string::npos, "S1 fs should come from rd");
@@ -476,7 +476,7 @@ void register_code_generator_tests()
inst.function = VU0_S1_VADDq;
inst.vectorInfo.vectorField = 0x9;
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string out = gen.translateInstruction(inst);
t.IsTrue(out.find("_mm_blendv_ps") != std::string::npos, "S1 q/i form should honor destination mask");
@@ -498,7 +498,7 @@ void register_code_generator_tests()
uint32_t lower = VU0_S2_VABS & 0x3;
inst.raw = (upper << 6) | lower;
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string out = gen.translateInstruction(inst);
t.IsTrue(out.find("ctx->vu0_vf[12]") != std::string::npos, "S2 source VF should come from rd");
@@ -519,7 +519,7 @@ void register_code_generator_tests()
uint32_t lower = VU0_S2_VLQI & 0x3;
inst.raw = (upper << 6) | lower;
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string out = gen.translateInstruction(inst);
t.IsTrue(out.find("ctx->vi[14]") != std::string::npos, "S2 VLQI base VI should come from rd");
@@ -545,7 +545,7 @@ void register_code_generator_tests()
Instruction jal = makeJal(0xA000, 0xB000);
Instruction delay = makeNop(0xA004);
CodeGenerator gen({targetSym});
CodeGenerator gen({targetSym}, {});
std::string generated = gen.generateFunction(func, {jal, delay}, false);
printGeneratedCode("JAL to known function emits call and check", generated);
@@ -581,7 +581,7 @@ void register_code_generator_tests()
Instruction delay = makeNop(0xC004);
Instruction targetInst = makeNop(0xC010);
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, {jal, delay, targetInst}, false);
printGeneratedCode("JAL to internal target becomes goto", generated);
@@ -602,7 +602,7 @@ void register_code_generator_tests()
Instruction jalr = makeJalr(0xD000, 4, 31);
Instruction delay = makeNop(0xD004);
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, {jalr, delay}, false);
printGeneratedCode("JALR emits indirect call", generated);
@@ -638,7 +638,7 @@ void register_code_generator_tests()
instructions.push_back(makeNop(0x1108));
instructions.push_back(makeNop(0x110c));
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, instructions, false);
printGeneratedCode("backward BEQ emits label and goto (sign-extended offset)", generated);
@@ -674,7 +674,7 @@ void register_code_generator_tests()
Instruction target = makeNop(0x1208);
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, { br, delay, target }, false);
printGeneratedCode("branch-likely places delay slot only in taken path", generated);
@@ -700,7 +700,7 @@ void register_code_generator_tests()
Instruction jr = makeJr(0x1314, 31);
Instruction jrDelay = makeNop(0x1318);
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, { jal, jalDelay, atReturn, atTarget, jr, jrDelay }, false);
printGeneratedCode("JR $31 emits switch for internal return targets", generated);
@@ -725,7 +725,7 @@ void register_code_generator_tests()
Instruction delay = makeNop(0x1408);
Instruction i3 = makeNop(0x140c);
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, {i0, jr, delay, i3}, false);
printGeneratedCode("JR non-RA emits switch for in-function jump targets", generated);
@@ -753,7 +753,7 @@ void register_code_generator_tests()
Instruction jalr = makeJalr(0x1514, 4, 31);
Instruction jalrDelay = makeNop(0x1518);
CodeGenerator gen({});
CodeGenerator gen({}, {});
std::string generated = gen.generateFunction(func, {jal, jalDelay, atReturn, atTarget, jalr, jalrDelay}, false);
printGeneratedCode("JALR includes switch and fallback/guard pair", generated);