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Add XER[OV] clear tests.

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This commit is contained in:
Maxim Poliakovski 2020-02-10 19:34:03 +01:00
parent d0f1a34c02
commit 36fc7a9aaa
1 changed files with 54 additions and 2 deletions
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56
cpu/ppc/test/ppctests.cpp
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@ -11,6 +11,53 @@ using namespace std;
int ntested; /* number of tested instructions */
int nfailed; /* number of failed instructions */
void xer_ov_test(string mnem, uint32_t opcode)
{
ppc_state.ppc_gpr[3] = 2;
ppc_state.ppc_gpr[4] = 2;
ppc_state.ppc_spr[SPR::XER] = 0xFFFFFFFF;
ppc_cur_instruction = opcode;
ppc_main_opcode();
if (ppc_state.ppc_spr[SPR::XER] & 0x40000000UL) {
cout << "Invalid " << mnem << " emulation! XER[OV] should not be set."
<< endl;
nfailed++;
}
ntested++;
}
void xer_update_test()
{
xer_ov_test("ADDCO", 0x7C632414);
xer_ov_test("ADDCO.", 0x7C632415);
xer_ov_test("ADDO", 0x7C632614);
xer_ov_test("ADDO.", 0x7C632615);
xer_ov_test("ADDEO", 0x7C632514);
xer_ov_test("ADDEO.", 0x7C632515);
xer_ov_test("ADDMEO", 0x7C6305D4);
xer_ov_test("ADDMEO.", 0x7C6305D5);
xer_ov_test("ADDZEO", 0x7C630594);
xer_ov_test("ADDZEO.", 0x7C630595);
xer_ov_test("DIVWO", 0x7C6327D6);
xer_ov_test("DIVWO.", 0x7C6327D7);
xer_ov_test("DIVWUO", 0x7C632796);
xer_ov_test("DIVWUO.", 0x7C632797);
xer_ov_test("MULLWO", 0x7C6325D6);
xer_ov_test("MULLWO.", 0x7C6325D7);
xer_ov_test("NEGO", 0x7C6304D0);
xer_ov_test("NEGO.", 0x7C6304D1);
xer_ov_test("SUBFO", 0x7C632450);
xer_ov_test("SUBFO.", 0x7C632451);
xer_ov_test("SUBFCO", 0x7C632410);
xer_ov_test("SUBFCO.", 0x7C632411);
xer_ov_test("SUBFEO", 0x7C632510);
xer_ov_test("SUBFEO.", 0x7C632511);
xer_ov_test("SUBFMEO", 0x7C6305D0);
xer_ov_test("SUBFMEO.", 0x7C6305D1);
xer_ov_test("SUBFZEO", 0x7C630590);
xer_ov_test("SUBFZEO.", 0x7C630591);
}
/** testing vehicle */
void read_test_data()
{
@ -105,10 +152,15 @@ int main()
cout << "Running DingusPPC emulator tests..." << endl << endl;
cout << "Testing integer instructions:" << endl;
ntested = 0;
nfailed = 0;
cout << "Testing XER[OV] updating..." << endl << endl;
xer_update_test();
cout << endl << "Testing integer instructions:" << endl;
read_test_data();
cout << "... completed." << endl;