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#include "DSPJitTester.h"
DSPJitTester::DSPJitTester(u16 opcode, u16 opcode_ext, bool verbose, bool only_failed)
: be_verbose(verbose), failed_only(only_failed), run_count(0), fail_count(0)
{
instruction = opcode | opcode_ext;
opcode_template = GetOpTemplate(instruction);
sprintf(instruction_name, "%s", opcode_template->name);
if (opcode_template->extended)
sprintf(&instruction_name[strlen(instruction_name)], "'%s",
extOpTable[instruction & (((instruction >> 12) == 0x3) ? 0x7F : 0xFF)]->name);
}
bool DSPJitTester::Test(SDSP dsp_settings)
{
if (be_verbose && !failed_only)
{
printf("Running %s: ", instruction_name);
DumpRegs(dsp_settings);
}
last_input_dsp = dsp_settings;
last_int_dsp = RunInterpreter(dsp_settings);
last_jit_dsp = RunJit(dsp_settings);
run_count++;
bool success = AreEqual(last_int_dsp, last_jit_dsp);
if (!success)
fail_count++;
return success;
}
SDSP DSPJitTester::RunInterpreter(SDSP dsp_settings)
{
ResetInterpreter();
memcpy(&g_dsp, &dsp_settings, sizeof(SDSP));
ExecuteInstruction(instruction);
return g_dsp;
}
SDSP DSPJitTester::RunJit(SDSP dsp_settings)
{
ResetJit();
memcpy(&g_dsp, &dsp_settings, sizeof(SDSP));
const u8* code = jit.GetCodePtr();
jit.ABI_PushAllCalleeSavedRegsAndAdjustStack();
jit.EmitInstruction(instruction);
jit.ABI_PopAllCalleeSavedRegsAndAdjustStack();
jit.RET();
((void(*)())code)();
return g_dsp;
}
void DSPJitTester::ResetInterpreter()
{
for (int i=0; i < WRITEBACKLOGSIZE; i++)
writeBackLogIdx[i] = -1;
}
void DSPJitTester::ResetJit()
{
jit.ClearCodeSpace();
}
static u16 GetRegister(SDSP const &dsp, int reg) {
switch(reg) {
case DSP_REG_AR0:
case DSP_REG_AR1:
case DSP_REG_AR2:
case DSP_REG_AR3:
return dsp.r.ar[reg - DSP_REG_AR0];
case DSP_REG_IX0:
case DSP_REG_IX1:
case DSP_REG_IX2:
case DSP_REG_IX3:
return dsp.r.ix[reg - DSP_REG_IX0];
case DSP_REG_WR0:
case DSP_REG_WR1:
case DSP_REG_WR2:
case DSP_REG_WR3:
return dsp.r.wr[reg - DSP_REG_WR0];
case DSP_REG_ST0:
case DSP_REG_ST1:
case DSP_REG_ST2:
case DSP_REG_ST3:
return dsp.r.st[reg - DSP_REG_ST0];
case DSP_REG_ACH0:
case DSP_REG_ACH1:
return dsp.r.ac[reg - DSP_REG_ACH0].h;
case DSP_REG_CR: return dsp.r.cr;
case DSP_REG_SR: return dsp.r.sr;
case DSP_REG_PRODL: return dsp.r.prod.l;
case DSP_REG_PRODM: return dsp.r.prod.m;
case DSP_REG_PRODH: return dsp.r.prod.h;
case DSP_REG_PRODM2: return dsp.r.prod.m2;
case DSP_REG_AXL0:
case DSP_REG_AXL1:
return dsp.r.ax[reg - DSP_REG_AXL0].l;
case DSP_REG_AXH0:
case DSP_REG_AXH1:
return dsp.r.ax[reg - DSP_REG_AXH0].h;
case DSP_REG_ACL0:
case DSP_REG_ACL1:
return dsp.r.ac[reg - DSP_REG_ACL0].l;
case DSP_REG_ACM0:
case DSP_REG_ACM1:
return dsp.r.ac[reg - DSP_REG_ACM0].m;
default:
_assert_msg_(DSP_CORE, 0, "cannot happen");
return 0;
}
}
static void SetRegister(SDSP &dsp, int reg, u16 val) {
switch(reg) {
case DSP_REG_AR0:
case DSP_REG_AR1:
case DSP_REG_AR2:
case DSP_REG_AR3:
dsp.r.ar[reg - DSP_REG_AR0] = val; break;
case DSP_REG_IX0:
case DSP_REG_IX1:
case DSP_REG_IX2:
case DSP_REG_IX3:
dsp.r.ix[reg - DSP_REG_IX0] = val; break;
case DSP_REG_WR0:
case DSP_REG_WR1:
case DSP_REG_WR2:
case DSP_REG_WR3:
dsp.r.wr[reg - DSP_REG_WR0] = val; break;
case DSP_REG_ST0:
case DSP_REG_ST1:
case DSP_REG_ST2:
case DSP_REG_ST3:
dsp.r.st[reg - DSP_REG_ST0] = val; break;
case DSP_REG_ACH0:
case DSP_REG_ACH1:
dsp.r.ac[reg - DSP_REG_ACH0].h = val; break;
case DSP_REG_CR: dsp.r.cr = val; break;
case DSP_REG_SR: dsp.r.sr = val; break;
case DSP_REG_PRODL: dsp.r.prod.l = val; break;
case DSP_REG_PRODM: dsp.r.prod.m = val; break;
case DSP_REG_PRODH: dsp.r.prod.h = val; break;
case DSP_REG_PRODM2: dsp.r.prod.m2 = val; break;
case DSP_REG_AXL0:
case DSP_REG_AXL1:
dsp.r.ax[reg - DSP_REG_AXL0].l = val; break;
case DSP_REG_AXH0:
case DSP_REG_AXH1:
dsp.r.ax[reg - DSP_REG_AXH0].h = val; break;
case DSP_REG_ACL0:
case DSP_REG_ACL1:
dsp.r.ac[reg - DSP_REG_ACL0].l = val; break;
case DSP_REG_ACM0:
case DSP_REG_ACM1:
dsp.r.ac[reg - DSP_REG_ACM0].m = val; break;
default:
_assert_msg_(DSP_CORE, 0, "cannot happen");
}
}
bool DSPJitTester::AreEqual(SDSP& int_dsp, SDSP& jit_dsp)
{
bool equal = true;
for (int i = 0; i < DSP_REG_NUM; i++)
{
if (GetRegister(int_dsp,i) != GetRegister(jit_dsp, i))
{
if (equal)
{
if (failed_only)
{
printf("%s ", instruction_name);
DumpRegs(last_input_dsp);
}
if (be_verbose || failed_only)
printf("failed\n");
}
equal = false;
if (be_verbose || failed_only)
printf("\t%s: int = 0x%04x, jit = 0x%04x\n", regnames[i].name, GetRegister(int_dsp,i), GetRegister(jit_dsp, i));
}
}
//TODO: more sophisticated checks?
if (!int_dsp.iram || !jit_dsp.iram)
{
if (be_verbose)
printf("(IRAM null)");
}
else if (memcmp(int_dsp.iram, jit_dsp.iram, DSP_IRAM_BYTE_SIZE))
{
printf("\tIRAM: different\n");
equal = false;
}
if (!int_dsp.dram || !jit_dsp.dram)
{
if (be_verbose)
printf("(DRAM null)");
}
else if (memcmp(int_dsp.dram, jit_dsp.dram, DSP_DRAM_BYTE_SIZE))
{
printf("\tDRAM: different\n");
equal = false;
}
if (equal && be_verbose && !failed_only)
printf("passed\n");
return equal;
}
void DSPJitTester::Report()
{
printf("%s (0x%04x): Ran %d times, Failed %d times.\n", instruction_name, instruction, run_count, fail_count);
}
void DSPJitTester::DumpJittedCode()
{
ResetJit();
const u8* code = jit.GetCodePtr();
jit.EmitInstruction(instruction);
size_t code_size = jit.GetCodePtr() - code;
printf("%s emitted: ", instruction_name);
for (size_t i = 0; i < code_size; i++)
printf("%02x ", code[i]);
printf("\n");
}
void DSPJitTester::DumpRegs(SDSP& dsp)
{
for (int i = 0; i < DSP_REG_NUM; i++)
if (GetRegister(dsp,i))
printf("%s=0x%04x ", regnames[i].name, GetRegister(dsp,i));
}
void DSPJitTester::Initialize()
{
//init int
InitInstructionTable();
}
int DSPJitTester::TestOne(TestDataIterator it, SDSP& dsp)
{
int failed = 0;
if (it != test_values.end())
{
u8 reg = it->first;
TestData& data = it->second;
it++;
for (TestData::size_type i = 0; i < data.size(); i++)
{
SetRegister(dsp, reg, data.at(i));
failed += TestOne(it, dsp);
}
}
else
{
if (!Test(dsp))
failed++;
}
return failed;
}
int DSPJitTester::TestAll(bool verbose_fail)
{
int failed = 0;
SDSP dsp;
memset(&dsp, 0, sizeof(SDSP));
//from DSPCore_Init
dsp.irom = (u16*)AllocateMemoryPages(DSP_IROM_BYTE_SIZE);
dsp.iram = (u16*)AllocateMemoryPages(DSP_IRAM_BYTE_SIZE);
dsp.dram = (u16*)AllocateMemoryPages(DSP_DRAM_BYTE_SIZE);
dsp.coef = (u16*)AllocateMemoryPages(DSP_COEF_BYTE_SIZE);
// Fill roms with distinct patterns.
for (int i = 0; i < DSP_IROM_SIZE; i++)
dsp.irom[i] = (i & 0x3fff) | 0x4000;
for (int i = 0; i < DSP_COEF_SIZE; i++)
dsp.coef[i] = (i & 0x3fff) | 0x8000;
for (int i = 0; i < DSP_DRAM_SIZE; i++)
dsp.dram[i] = (i & 0x3fff) | 0xc000;
// Fill IRAM with HALT opcodes.
for (int i = 0; i < DSP_IRAM_SIZE; i++)
dsp.iram[i] = 0x0021; // HALT opcode
bool verbose = failed_only;
failed_only = verbose_fail;
failed += TestOne(test_values.begin(), dsp);
failed_only = verbose;
FreeMemoryPages(dsp.irom, DSP_IROM_BYTE_SIZE);
FreeMemoryPages(dsp.iram, DSP_IRAM_BYTE_SIZE);
FreeMemoryPages(dsp.dram, DSP_DRAM_BYTE_SIZE);
FreeMemoryPages(dsp.coef, DSP_COEF_BYTE_SIZE);
return failed;
}
void DSPJitTester::AddTestData(u8 reg)
{
AddTestData(reg, 0);
AddTestData(reg, 1);
AddTestData(reg, 0x1fff);
AddTestData(reg, 0x2000);
AddTestData(reg, 0x2001);
AddTestData(reg, 0x7fff);
AddTestData(reg, 0x8000);
AddTestData(reg, 0x8001);
AddTestData(reg, 0xfffe);
AddTestData(reg, 0xffff);
}
void DSPJitTester::AddTestData(u8 reg, u16 value)
{
if (reg < DSP_REG_NUM)
test_values[reg].push_back(value);
}
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