508 lines
14 KiB
C++
508 lines
14 KiB
C++
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/* This file is part of the dynarmic project.
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* Copyright (c) 2016 MerryMage
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* SPDX-License-Identifier: 0BSD
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*/
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#include <catch.hpp>
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#include <dynarmic/A32/a32.h>
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#include "A32/testenv.h"
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#include "frontend/A32/location_descriptor.h"
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using namespace Dynarmic;
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static A32::UserConfig GetUserConfig(ArmTestEnv* testenv) {
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A32::UserConfig user_config;
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user_config.optimizations &= ~OptimizationFlag::FastDispatch;
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user_config.callbacks = testenv;
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return user_config;
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}
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TEST_CASE("arm: Opt Failure: Const folding in MostSignificantWord", "[arm][A32]") {
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// This was a randomized test-case that was failing.
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// This was due to constant folding for MostSignificantWord
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// failing to take into account an associated GetCarryFromOp
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// pseudoinstruction.
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ArmTestEnv test_env;
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A32::Jit jit{GetUserConfig(&test_env)};
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test_env.code_mem = {
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0xe30ad071, // movw, sp, #41073
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0xe75efd3d, // smmulr lr, sp, sp
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0xa637af1e, // shadd16ge r10, r7, lr
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0xf57ff01f, // clrex
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0x86b98879, // sxtahhi r8, r9, r9, ror #16
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0xeafffffe, // b +#0
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};
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 6;
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jit.Run();
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// If we don't trigger the GetCarryFromOp ASSERT, we're fine.
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}
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TEST_CASE("arm: Unintended modification in SetCFlag", "[arm][A32]") {
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// This was a randomized test-case that was failing.
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//
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// IR produced for location {12, !T, !E} was:
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// %0 = GetRegister r1
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// %1 = SubWithCarry %0, #0x3e80000, #1
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// %2 = GetCarryFromOp %1
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// %3 = GetOverflowFromOp %1
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// %4 = MostSignificantBit %1
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// SetNFlag %4
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// %6 = IsZero %1
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// SetZFlag %6
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// SetCFlag %2
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// SetVFlag %3
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// %10 = GetRegister r5
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// %11 = AddWithCarry %10, #0x8a00, %2
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// SetRegister r4, %11
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//
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// The reference to %2 in instruction %11 was the issue, because instruction %8
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// told the register allocator it was a Use but then modified the value.
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// Changing the EmitSet*Flag instruction to declare their arguments as UseScratch
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// solved this bug.
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ArmTestEnv test_env;
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A32::Jit jit{GetUserConfig(&test_env)};
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test_env.code_mem = {
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0xe35f0cd9, // cmp pc, #55552
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0xe11c0474, // tst r12, r4, ror r4
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0xe1a006a7, // mov r0, r7, lsr #13
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0xe35107fa, // cmp r1, #0x3E80000
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0xe2a54c8a, // adc r4, r5, #35328
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0xeafffffe, // b +#0
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};
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jit.Regs() = {
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0x6973b6bb, 0x267ea626, 0x69debf49, 0x8f976895, 0x4ecd2d0d, 0xcf89b8c7, 0xb6713f85, 0x15e2aa5,
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0xcd14336a, 0xafca0f3e, 0xace2efd9, 0x68fb82cd, 0x775447c0, 0xc9e1f8cd, 0xebe0e626, 0x0
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};
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 6;
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jit.Run();
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REQUIRE(jit.Regs()[0] == 0x00000af1);
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REQUIRE(jit.Regs()[1] == 0x267ea626);
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REQUIRE(jit.Regs()[2] == 0x69debf49);
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REQUIRE(jit.Regs()[3] == 0x8f976895);
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REQUIRE(jit.Regs()[4] == 0xcf8a42c8);
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REQUIRE(jit.Regs()[5] == 0xcf89b8c7);
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REQUIRE(jit.Regs()[6] == 0xb6713f85);
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REQUIRE(jit.Regs()[7] == 0x015e2aa5);
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REQUIRE(jit.Regs()[8] == 0xcd14336a);
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REQUIRE(jit.Regs()[9] == 0xafca0f3e);
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REQUIRE(jit.Regs()[10] == 0xace2efd9);
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REQUIRE(jit.Regs()[11] == 0x68fb82cd);
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REQUIRE(jit.Regs()[12] == 0x775447c0);
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REQUIRE(jit.Regs()[13] == 0xc9e1f8cd);
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REQUIRE(jit.Regs()[14] == 0xebe0e626);
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REQUIRE(jit.Regs()[15] == 0x00000014);
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REQUIRE(jit.Cpsr() == 0x200001d0);
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}
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TEST_CASE( "arm: shsax (Edge-case)", "[arm][A32]" ) {
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// This was a randomized test-case that was failing.
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//
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// The issue here was one of the words to be subtracted was 0x8000.
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// When the 2s complement was calculated by (~a + 1), it was 0x8000.
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ArmTestEnv test_env;
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A32::Jit jit{GetUserConfig(&test_env)};
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test_env.code_mem = {
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0xe63dbf59, // shsax r11, sp, r9
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0xeafffffe, // b +#0
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};
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jit.Regs() = {
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0x3a3b8b18, 0x96156555, 0xffef039f, 0xafb946f2, 0x2030a69a, 0xafe09b2a, 0x896823c8, 0xabde0ded,
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0x9825d6a6, 0x17498000, 0x999d2c95, 0x8b812a59, 0x209bdb58, 0x2f7fb1d4, 0x0f378107, 0x00000000
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};
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 2;
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jit.Run();
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REQUIRE(jit.Regs()[0] == 0x3a3b8b18);
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REQUIRE(jit.Regs()[1] == 0x96156555);
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REQUIRE(jit.Regs()[2] == 0xffef039f);
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REQUIRE(jit.Regs()[3] == 0xafb946f2);
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REQUIRE(jit.Regs()[4] == 0x2030a69a);
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REQUIRE(jit.Regs()[5] == 0xafe09b2a);
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REQUIRE(jit.Regs()[6] == 0x896823c8);
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REQUIRE(jit.Regs()[7] == 0xabde0ded);
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REQUIRE(jit.Regs()[8] == 0x9825d6a6);
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REQUIRE(jit.Regs()[9] == 0x17498000);
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REQUIRE(jit.Regs()[10] == 0x999d2c95);
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REQUIRE(jit.Regs()[11] == 0x57bfe48e);
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REQUIRE(jit.Regs()[12] == 0x209bdb58);
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REQUIRE(jit.Regs()[13] == 0x2f7fb1d4);
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REQUIRE(jit.Regs()[14] == 0x0f378107);
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REQUIRE(jit.Regs()[15] == 0x00000004);
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REQUIRE(jit.Cpsr() == 0x000001d0);
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}
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TEST_CASE( "arm: uasx (Edge-case)", "[arm][A32]" ) {
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// UASX's Rm<31:16> == 0x0000.
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// An implementation that depends on addition overflow to detect
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// if diff >= 0 will fail this testcase.
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ArmTestEnv test_env;
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A32::Jit jit{GetUserConfig(&test_env)};
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test_env.code_mem = {
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0xe6549f35, // uasx r9, r4, r5
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0xeafffffe, // b +#0
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};
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jit.Regs()[4] = 0x8ed38f4c;
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jit.Regs()[5] = 0x0000261d;
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jit.Regs()[15] = 0x00000000;
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 2;
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jit.Run();
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REQUIRE(jit.Regs()[4] == 0x8ed38f4c);
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REQUIRE(jit.Regs()[5] == 0x0000261d);
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REQUIRE(jit.Regs()[9] == 0xb4f08f4c);
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REQUIRE(jit.Regs()[15] == 0x00000004);
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REQUIRE(jit.Cpsr() == 0x000301d0);
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}
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TEST_CASE("arm: smuad (Edge-case)", "[arm][A32]") {
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ArmTestEnv test_env;
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A32::Jit jit{GetUserConfig(&test_env)};
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test_env.code_mem = {
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0xE700F211, // smuad r0, r1, r2
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0xeafffffe, // b +#0
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};
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jit.Regs() = {
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0, // Rd
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0x80008000, // Rn
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0x80008000, // Rm
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0,
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0, 0, 0, 0,
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0, 0, 0, 0,
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0, 0, 0, 0,
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};
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 2;
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jit.Run();
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REQUIRE(jit.Regs()[0] == 0x80000000);
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REQUIRE(jit.Regs()[1] == 0x80008000);
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REQUIRE(jit.Regs()[2] == 0x80008000);
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REQUIRE(jit.Cpsr() == 0x080001d0);
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}
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TEST_CASE("arm: Test InvalidateCacheRange", "[arm][A32]") {
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ArmTestEnv test_env;
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A32::Jit jit{GetUserConfig(&test_env)};
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test_env.code_mem = {
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0xe3a00005, // mov r0, #5
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0xe3a0100D, // mov r1, #13
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0xe0812000, // add r2, r1, r0
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0xeafffffe, // b +#0 (infinite loop)
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};
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jit.Regs() = {};
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 4;
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jit.Run();
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REQUIRE(jit.Regs()[0] == 5);
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REQUIRE(jit.Regs()[1] == 13);
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REQUIRE(jit.Regs()[2] == 18);
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REQUIRE(jit.Regs()[15] == 0x0000000c);
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REQUIRE(jit.Cpsr() == 0x000001d0);
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// Change the code
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test_env.code_mem[1] = 0xe3a01007; // mov r1, #7
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jit.InvalidateCacheRange(/*start_memory_location = */ 4, /* length_in_bytes = */ 4);
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// Reset position of PC
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jit.Regs()[15] = 0;
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test_env.ticks_left = 4;
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jit.Run();
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REQUIRE(jit.Regs()[0] == 5);
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REQUIRE(jit.Regs()[1] == 7);
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REQUIRE(jit.Regs()[2] == 12);
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REQUIRE(jit.Regs()[15] == 0x0000000c);
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REQUIRE(jit.Cpsr() == 0x000001d0);
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}
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TEST_CASE("arm: Step blx", "[arm]") {
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ArmTestEnv test_env;
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A32::UserConfig config = GetUserConfig(&test_env);
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config.optimizations |= OptimizationFlag::FastDispatch;
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Dynarmic::A32::Jit jit{config};
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test_env.code_mem = {
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0xe12fff30, // blx r0
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xeafffffe, // b +#0 (infinite loop)
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};
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jit.Regs()[0] = 8;
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jit.Regs()[15] = 0; // PC = 0
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 10;
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jit.Step();
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REQUIRE(jit.Regs()[0] == 8);
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REQUIRE(jit.Regs()[14] == 4);
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REQUIRE(jit.Regs()[15] == 8);
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REQUIRE(jit.Cpsr() == 0x000001d0);
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}
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TEST_CASE("arm: Step bx", "[arm]") {
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ArmTestEnv test_env;
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A32::UserConfig config = GetUserConfig(&test_env);
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config.optimizations |= OptimizationFlag::FastDispatch;
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Dynarmic::A32::Jit jit{config};
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test_env.code_mem = {
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0xe12fff10, // bx r0
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xeafffffe, // b +#0 (infinite loop)
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};
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jit.Regs()[0] = 8;
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jit.Regs()[15] = 0; // PC = 0
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jit.SetCpsr(0x000001d0); // User-mode
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test_env.ticks_left = 10;
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jit.Step();
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REQUIRE(jit.Regs()[0] == 8);
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REQUIRE(jit.Regs()[15] == 8);
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REQUIRE(jit.Cpsr() == 0x000001d0);
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}
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TEST_CASE("arm: Test stepping", "[arm]") {
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ArmTestEnv test_env;
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Dynarmic::A32::Jit jit{GetUserConfig(&test_env)};
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test_env.code_mem = {
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xe320f000, // nop
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0xeafffffe, // b +#0 (infinite loop)
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};
|
||
|
|
|
||
|
|
jit.Regs()[0] = 8;
|
||
|
|
jit.Regs()[15] = 0; // PC = 0
|
||
|
|
jit.SetCpsr(0x000001d0); // User-mode
|
||
|
|
|
||
|
|
for (size_t i = 0; i < 5; ++i) {
|
||
|
|
test_env.ticks_left = 10;
|
||
|
|
jit.Step();
|
||
|
|
|
||
|
|
REQUIRE(jit.Regs()[15] == (i + 1) * 4);
|
||
|
|
REQUIRE(jit.Cpsr() == 0x000001d0);
|
||
|
|
}
|
||
|
|
|
||
|
|
test_env.ticks_left = 20;
|
||
|
|
jit.Run();
|
||
|
|
|
||
|
|
REQUIRE(jit.Regs()[15] == 80);
|
||
|
|
REQUIRE(jit.Cpsr() == 0x000001d0);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("arm: Test stepping 2", "[arm]") {
|
||
|
|
ArmTestEnv test_env;
|
||
|
|
Dynarmic::A32::Jit jit{GetUserConfig(&test_env)};
|
||
|
|
test_env.code_mem = {
|
||
|
|
0xe12fff10, // bx r0
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
|
||
|
|
0xeafffffe, // b +#0 (infinite loop)
|
||
|
|
};
|
||
|
|
|
||
|
|
jit.Regs()[0] = 4;
|
||
|
|
jit.Regs()[15] = 0; // PC = 0
|
||
|
|
jit.SetCpsr(0x000001d0); // User-mode
|
||
|
|
|
||
|
|
for (size_t i = 0; i < 5; ++i) {
|
||
|
|
test_env.ticks_left = 10;
|
||
|
|
jit.Step();
|
||
|
|
|
||
|
|
REQUIRE(jit.Regs()[15] == (i + 1) * 4);
|
||
|
|
REQUIRE(jit.Cpsr() == 0x000001d0);
|
||
|
|
}
|
||
|
|
|
||
|
|
test_env.ticks_left = 20;
|
||
|
|
jit.Run();
|
||
|
|
|
||
|
|
REQUIRE(jit.Regs()[15] == 80);
|
||
|
|
REQUIRE(jit.Cpsr() == 0x000001d0);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("arm: Test stepping 3", "[arm]") {
|
||
|
|
ArmTestEnv test_env;
|
||
|
|
Dynarmic::A32::Jit jit{GetUserConfig(&test_env)};
|
||
|
|
test_env.code_mem = {
|
||
|
|
0xe12fff10, // bx r0
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
0xe320f000, // nop
|
||
|
|
|
||
|
|
0xeafffffe, // b +#0 (infinite loop)
|
||
|
|
};
|
||
|
|
|
||
|
|
jit.Regs()[0] = 4;
|
||
|
|
jit.Regs()[15] = 0; // PC = 0
|
||
|
|
jit.SetCpsr(0x000001d0); // User-mode
|
||
|
|
|
||
|
|
test_env.ticks_left = 10;
|
||
|
|
jit.Step();
|
||
|
|
|
||
|
|
REQUIRE(jit.Regs()[15] == 4);
|
||
|
|
REQUIRE(jit.Cpsr() == 0x000001d0);
|
||
|
|
|
||
|
|
test_env.ticks_left = 20;
|
||
|
|
jit.Run();
|
||
|
|
|
||
|
|
REQUIRE(jit.Regs()[15] == 20);
|
||
|
|
REQUIRE(jit.Cpsr() == 0x000001d0);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("arm: PackedAbsDiffSumS8", "[arm][A32]") {
|
||
|
|
// This was a randomized test-case that was failing.
|
||
|
|
// In circumstances there were cases when the upper 32 bits of an argument to psadbw were not zero.
|
||
|
|
|
||
|
|
ArmTestEnv test_env;
|
||
|
|
A32::Jit jit{GetUserConfig(&test_env)};
|
||
|
|
test_env.code_mem = {
|
||
|
|
0x87414354, // smlsldhi r4, r1, r4, r3
|
||
|
|
0xe7886412, // usad8a r8, r2, r4, r6
|
||
|
|
0xeafffffe, // b +#0
|
||
|
|
};
|
||
|
|
|
||
|
|
jit.Regs() = {
|
||
|
|
0xea85297c, 0x417ad918, 0x64f8b70b, 0xcca0373e, 0xbc722361, 0xc528c69e, 0xca926de8, 0xd665d210,
|
||
|
|
0xb5650555, 0x4a24b25b, 0xaed44144, 0xe87230b2, 0x98e391de, 0x126efc0c, 0xe591fd11, 0x00000000,
|
||
|
|
};
|
||
|
|
jit.SetCpsr(0xb0000010);
|
||
|
|
|
||
|
|
test_env.ticks_left = 3;
|
||
|
|
jit.Run();
|
||
|
|
|
||
|
|
REQUIRE(jit.Regs()[0] == 0xea85297c);
|
||
|
|
REQUIRE(jit.Regs()[1] == 0x417ad918);
|
||
|
|
REQUIRE(jit.Regs()[2] == 0x64f8b70b);
|
||
|
|
REQUIRE(jit.Regs()[3] == 0xcca0373e);
|
||
|
|
REQUIRE(jit.Regs()[4] == 0xb685ec9f);
|
||
|
|
REQUIRE(jit.Regs()[5] == 0xc528c69e);
|
||
|
|
REQUIRE(jit.Regs()[6] == 0xca926de8);
|
||
|
|
REQUIRE(jit.Regs()[7] == 0xd665d210);
|
||
|
|
REQUIRE(jit.Regs()[8] == 0xca926f76);
|
||
|
|
REQUIRE(jit.Regs()[9] == 0x4a24b25b);
|
||
|
|
REQUIRE(jit.Regs()[10] == 0xaed44144);
|
||
|
|
REQUIRE(jit.Regs()[11] == 0xe87230b2);
|
||
|
|
REQUIRE(jit.Regs()[12] == 0x98e391de);
|
||
|
|
REQUIRE(jit.Regs()[13] == 0x126efc0c);
|
||
|
|
REQUIRE(jit.Regs()[14] == 0xe591fd11);
|
||
|
|
REQUIRE(jit.Regs()[15] == 0x00000008);
|
||
|
|
REQUIRE(jit.Cpsr() == 0xb0000010);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("arm: vclt.f32 with zero", "[arm][A32]") {
|
||
|
|
ArmTestEnv test_env;
|
||
|
|
A32::Jit jit{GetUserConfig(&test_env)};
|
||
|
|
test_env.code_mem = {
|
||
|
|
0xf3b93628, // vclt.f32 d3, d24, #0
|
||
|
|
0xeafffffe, // b +#0
|
||
|
|
};
|
||
|
|
|
||
|
|
jit.ExtRegs()[48] = 0x3a87d9f1;
|
||
|
|
jit.ExtRegs()[49] = 0x80796dc0;
|
||
|
|
|
||
|
|
jit.SetCpsr(0x000001d0); // User-mode
|
||
|
|
|
||
|
|
test_env.ticks_left = 2;
|
||
|
|
jit.Run();
|
||
|
|
|
||
|
|
REQUIRE(jit.ExtRegs()[6] == 0x00000000);
|
||
|
|
REQUIRE(jit.ExtRegs()[7] == 0x00000000);
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_CASE("arm: vcvt.s16.f64", "[arm][A32]") {
|
||
|
|
ArmTestEnv test_env;
|
||
|
|
A32::Jit jit{GetUserConfig(&test_env)};
|
||
|
|
test_env.code_mem = {
|
||
|
|
0xeebe8b45, // vcvt.s16.f64 d8, d8, #6
|
||
|
|
0xeafffffe, // b +#0
|
||
|
|
};
|
||
|
|
|
||
|
|
jit.ExtRegs()[16] = 0x9a7110b0;
|
||
|
|
jit.ExtRegs()[17] = 0xcd78f4e7;
|
||
|
|
|
||
|
|
jit.SetCpsr(0x000001d0); // User-mode
|
||
|
|
|
||
|
|
test_env.ticks_left = 2;
|
||
|
|
jit.Run();
|
||
|
|
|
||
|
|
REQUIRE(jit.ExtRegs()[16] == 0xffff8000);
|
||
|
|
REQUIRE(jit.ExtRegs()[17] == 0xffffffff);
|
||
|
|
}
|