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Test as far as mffs.

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This commit is contained in:
Thomas Harte 2022-04-03 18:29:40 -04:00
parent 7f6a955a71
commit c581aef11d
2 changed files with 95 additions and 28 deletions
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19
InstructionSets/PowerPC/Instruction.hpp
View File

@ -99,7 +99,7 @@ enum class Operation: uint8_t {
/// Load string and compare byte indexed.
/// lscbx lsxbx.
/// rD(), rA(), rB()
/// rD(), rA(), rB() [rc()]
lscbxx,
/// Mask generate.
@ -454,7 +454,15 @@ enum class Operation: uint8_t {
frspx,
fsubx, fsubsx,
icbi, isync,
/// Instruction cache block invalidate.
/// icbi
/// rA(), rB()
icbi,
/// Instruction synchronise.
/// isync
isync,
/// Load byte and zero.
/// lbz
@ -1114,7 +1122,12 @@ struct Instruction {
uint32_t fm() const { return (opcode >> 17) & 0xff; }
/// Specifies the number of bytes to move in an immediate string load or store.
uint32_t nb() const { return (opcode >> 11) & 0x1f; }
uint32_t nb() const {
// Map nb == 0 to 32, branchlessly, given that this is
// a five-bit field.
const uint32_t nb = (opcode >> 11) & 0x1f;
return ((nb - 1) & 31) + 1;
}
/// Specifies a shift amount.
uint32_t sh() const { return (opcode >> 11) & 0x1f; }

104
OSBindings/Mac/Clock SignalTests/DingusdevPowerPCTests.mm
View File

@ -310,6 +310,31 @@ NSString *offset(Instruction instruction) {
XCTAssertEqual([columns[4] intValue], instruction.imm());
break;
case Operation::mcrxr:
AssertEqualOperationName(operation, @"mcrxr");
XCTAssertEqualObjects(columns[3], conditionreg(instruction.crfD()));
break;
case Operation::icbi:
AssertEqualOperationName(operation, @"icbi");
AssertEqualR(columns[3], instruction.rA(), false);
AssertEqualR(columns[4], instruction.rB());
break;
case Operation::lswi:
AssertEqualOperationName(operation, @"lswi");
AssertEqualR(columns[3], instruction.rD());
AssertEqualR(columns[4], instruction.rA());
XCTAssertEqual([columns[5] hexInt], instruction.nb());
break;
case Operation::stswi:
AssertEqualOperationName(operation, @"stswi");
AssertEqualR(columns[3], instruction.rS());
AssertEqualR(columns[4], instruction.rA());
XCTAssertEqual([columns[5] hexInt], instruction.nb());
break;
case Operation::cmp:
if([operation isEqualToString:@"cmpw"]) {
XCTAssertFalse(instruction.l());
@ -359,6 +384,15 @@ NSString *offset(Instruction instruction) {
XCTAssertEqual([columns[5] hexInt], instruction.simm());
break;
case Operation::mtfsb0x:
case Operation::mtfsb1x:
AssertEqualOperationNameE(
operation,
instruction.operation == Operation::mtfsb0x ? @"mtfsb0x" : @"mtfsb1x",
instruction);
XCTAssertEqual([columns[3] intValue], instruction.crbD());
break;
#define NoArg(x) \
case Operation::x: \
AssertEqualOperationName(operation, @#x); \
@ -481,39 +515,45 @@ NSString *offset(Instruction instruction) {
ABCz(lwarx);
ABCz(stwbrx);
ABCz(sthbrx);
ABCz(eciwx);
ABCz(lswx);
ABCz(lwa);
ABCz(lwaux);
ABCz(lwax);
#undef ABCz
#define ABD(x) \
#define DABe(x) \
case Operation::x: \
AssertEqualOperationNameOE(operation, @#x, instruction); \
[self testABDInstruction:instruction columns:columns testZero:NO]; \
break;
ABD(subfcx);
ABD(subfx);
ABD(negx);
ABD(subfex);
ABD(subfzex);
ABD(subfmex);
ABD(dozx);
ABD(absx);
ABD(nabsx);
ABD(addx);
ABD(addcx);
ABD(addex);
ABD(addmex);
ABD(addzex);
ABD(mulhwx);
ABD(mulhwux);
ABD(mulx);
ABD(mullwx);
ABD(divx);
ABD(divsx);
ABD(divwux);
ABD(divwx);
DABe(subfcx);
DABe(subfx);
DABe(negx);
DABe(subfex);
DABe(subfzex);
DABe(subfmex);
DABe(dozx);
DABe(absx);
DABe(nabsx);
DABe(addx);
DABe(addcx);
DABe(addex);
DABe(addmex);
DABe(addzex);
DABe(mulhwx);
DABe(mulhwux);
DABe(mulx);
DABe(mullwx);
DABe(divx);
DABe(divsx);
DABe(divwux);
DABe(divwx);
DABe(lscbxx);
#undef ABD
#undef DABe
#define ASB(x) \
case Operation::x: \
@ -536,7 +576,7 @@ NSString *offset(Instruction instruction) {
#define SAB(x) \
case Operation::x: \
AssertEqualOperationName(operation, @#x, instruction); \
AssertEqualOperationName(operation, @#x); \
AssertEqualR(columns[3], instruction.rS()); \
AssertEqualR(columns[4], instruction.rA(), false); \
AssertEqualR(columns[5], instruction.rB()); \
@ -546,6 +586,20 @@ NSString *offset(Instruction instruction) {
#undef SAB
#define AS(x) \
case Operation::x: \
AssertEqualOperationNameE(operation, @#x, instruction); \
AssertEqualR(columns[3], instruction.rA()); \
AssertEqualR(columns[4], instruction.rS()); \
break;
AS(cntlzwx);
AS(extsbx);
AS(extshx);
AS(extswx);
#undef AS
#define fSAB(x) \
case Operation::x: \
AssertEqualOperationName(operation, @#x, instruction); \