6502/CLK
1
0
Fork 0
mirror of https://github.com/TomHarte/CLK.git synced 2024-07-05 10:28:58 +00:00
Code Issues Projects Releases Wiki Activity

Add an optional testing whitelist.

Browse Source
This commit is contained in:
Thomas Harte 2022-06-09 16:18:04 -04:00
parent 64053d697f
commit be84ce657b
1 changed files with 24 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
OSBindings/Mac/Clock SignalTests/68000OldVsNew.mm
View File

@ -262,17 +262,28 @@ template <typename M68000> struct Tester {
// Use a fixed seed to guarantee continuity across repeated runs.
srand(68000);
std::set<InstructionSet::M68k::Operation> test_set = {
InstructionSet::M68k::Operation::ABCD,
InstructionSet::M68k::Operation::SBCD,
InstructionSet::M68k::Operation::MOVEb,
InstructionSet::M68k::Operation::MOVEw,
InstructionSet::M68k::Operation::MOVEl,
InstructionSet::M68k::Operation::PEA,
InstructionSet::M68k::Operation::MOVEtoSR,
InstructionSet::M68k::Operation::MOVEtoCCR,
InstructionSet::M68k::Operation::JSR,
InstructionSet::M68k::Operation::DIVU,
InstructionSet::M68k::Operation::RTE,
InstructionSet::M68k::Operation::RTR,
InstructionSet::M68k::Operation::TAS,
};
std::set<InstructionSet::M68k::Operation> failing_operations;
for(int c = 0; c < 65536; c++) {
printf("%04x\n", c);
// Test only defined opcodes.
// Test only defined opcodes that aren't STOP (which will never teminate).
const auto instruction = decoder.decode(uint16_t(c));
// if(
// instruction.operation != InstructionSet::M68k::Operation::RTE
// ) {
// continue;
// }
if(
instruction.operation == InstructionSet::M68k::Operation::Undefined ||
instruction.operation == InstructionSet::M68k::Operation::STOP
@ -280,6 +291,11 @@ template <typename M68000> struct Tester {
continue;
}
// If a whitelist is in place, adhere to it.
if(!test_set.empty() && test_set.find(instruction.operation) == test_set.end()) {
continue;
}
// Test each 1000 times.
for(int test = 0; test < 1000; test++) {
// Establish with certainty the initial memory state.
@ -321,7 +337,7 @@ template <typename M68000> struct Tester {
//
// Net effect will be 50% fewer transaction comparisons for instructions that
// can trigger an address error.
if(oldState.program_counter != 0x1404 || newState.registers.program_counter != 0x1404) {
// if(oldState.program_counter != 0x1404 || newState.registers.program_counter != 0x1404) {
const auto &oldTransactions = oldTester->bus_handler.transactions;
const auto &newTransactions = newTester->bus_handler.transactions;
@ -355,7 +371,7 @@ template <typename M68000> struct Tester {
++newIt;
++oldIt;
}
}
// }
// Compare registers.
bool mismatch = false;