let MicroOpBufferSize = 192; // Based on the reorder buffer.
let LoadLatency = 4;
let MispredictPenalty = 16;
+
+ // Based on the LSD (loop-stream detector) queue size and benchmarking data.
+ let LoopMicroOpBufferSize = 50;
+
+ // FIXME: SSE4 and AVX are unimplemented. This flag is set to allow
+ // the scheduler to assign a default model to unrecognized opcodes.
+ let CompleteModel = 0;
}
let SchedModel = HaswellModel in {
// Haswell can issue micro-ops to 8 different ports in one cycle.
-// Ports 0, 1, 5, 6 and 7 handle all computation.
+// Ports 0, 1, 5, and 6 handle all computation.
// Port 4 gets the data half of stores. Store data can be available later than
// the store address, but since we don't model the latency of stores, we can
// ignore that.
def HWPort23 : ProcResGroup<[HWPort2, HWPort3]>;
def HWPort237 : ProcResGroup<[HWPort2, HWPort3, HWPort7]>;
def HWPort05 : ProcResGroup<[HWPort0, HWPort5]>;
-def HWPort056 : ProcResGroup<[HWPort0, HWPort5, HWPort6]>;
+def HWPort06 : ProcResGroup<[HWPort0, HWPort6]>;
def HWPort15 : ProcResGroup<[HWPort1, HWPort5]>;
+def HWPort16 : ProcResGroup<[HWPort1, HWPort6]>;
def HWPort015 : ProcResGroup<[HWPort0, HWPort1, HWPort5]>;
def HWPort0156: ProcResGroup<[HWPort0, HWPort1, HWPort5, HWPort6]>;
+// 60 Entry Unified Scheduler
+def HWPortAny : ProcResGroup<[HWPort0, HWPort1, HWPort2, HWPort3, HWPort4,
+ HWPort5, HWPort6, HWPort7]> {
+ let BufferSize=60;
+}
+
// Integer division issued on port 0.
def HWDivider : ProcResource<1>;
// need an extra port 2/3 cycle to recompute the address.
def : WriteRes<WriteRMW, [HWPort4]>;
+// Store_addr on 237.
+// Store_data on 4.
def : WriteRes<WriteStore, [HWPort237, HWPort4]>;
def : WriteRes<WriteLoad, [HWPort23]> { let Latency = 4; }
def : WriteRes<WriteMove, [HWPort0156]>;
defm : HWWriteResPair<WriteALU, HWPort0156, 1>;
defm : HWWriteResPair<WriteIMul, HWPort1, 3>;
-defm : HWWriteResPair<WriteShift, HWPort056, 1>;
-defm : HWWriteResPair<WriteJump, HWPort5, 1>;
+def : WriteRes<WriteIMulH, []> { let Latency = 3; }
+defm : HWWriteResPair<WriteShift, HWPort06, 1>;
+defm : HWWriteResPair<WriteJump, HWPort06, 1>;
// This is for simple LEAs with one or two input operands.
// The complex ones can only execute on port 1, and they require two cycles on
defm : HWWriteResPair<WriteCvtF2I, HWPort1, 3>;
defm : HWWriteResPair<WriteCvtI2F, HWPort1, 4>;
defm : HWWriteResPair<WriteCvtF2F, HWPort1, 3>;
+defm : HWWriteResPair<WriteFShuffle, HWPort5, 1>;
+defm : HWWriteResPair<WriteFBlend, HWPort015, 1>;
+defm : HWWriteResPair<WriteFShuffle256, HWPort5, 3>;
+
+def : WriteRes<WriteFVarBlend, [HWPort5]> {
+ let Latency = 2;
+ let ResourceCycles = [2];
+}
+def : WriteRes<WriteFVarBlendLd, [HWPort5, HWPort23]> {
+ let Latency = 6;
+ let ResourceCycles = [2, 1];
+}
// Vector integer operations.
-defm : HWWriteResPair<WriteVecShift, HWPort05, 1>;
+defm : HWWriteResPair<WriteVecShift, HWPort0, 1>;
defm : HWWriteResPair<WriteVecLogic, HWPort015, 1>;
defm : HWWriteResPair<WriteVecALU, HWPort15, 1>;
defm : HWWriteResPair<WriteVecIMul, HWPort0, 5>;
-defm : HWWriteResPair<WriteShuffle, HWPort15, 1>;
+defm : HWWriteResPair<WriteShuffle, HWPort5, 1>;
+defm : HWWriteResPair<WriteBlend, HWPort15, 1>;
+defm : HWWriteResPair<WriteShuffle256, HWPort5, 3>;
+
+def : WriteRes<WriteVarBlend, [HWPort5]> {
+ let Latency = 2;
+ let ResourceCycles = [2];
+}
+def : WriteRes<WriteVarBlendLd, [HWPort5, HWPort23]> {
+ let Latency = 6;
+ let ResourceCycles = [2, 1];
+}
+
+def : WriteRes<WriteVarVecShift, [HWPort0, HWPort5]> {
+ let Latency = 2;
+ let ResourceCycles = [2, 1];
+}
+def : WriteRes<WriteVarVecShiftLd, [HWPort0, HWPort5, HWPort23]> {
+ let Latency = 6;
+ let ResourceCycles = [2, 1, 1];
+}
+
+def : WriteRes<WriteMPSAD, [HWPort0, HWPort5]> {
+ let Latency = 6;
+ let ResourceCycles = [1, 2];
+}
+def : WriteRes<WriteMPSADLd, [HWPort23, HWPort0, HWPort5]> {
+ let Latency = 6;
+ let ResourceCycles = [1, 1, 2];
+}
+
+// String instructions.
+// Packed Compare Implicit Length Strings, Return Mask
+def : WriteRes<WritePCmpIStrM, [HWPort0]> {
+ let Latency = 10;
+ let ResourceCycles = [3];
+}
+def : WriteRes<WritePCmpIStrMLd, [HWPort0, HWPort23]> {
+ let Latency = 10;
+ let ResourceCycles = [3, 1];
+}
+
+// Packed Compare Explicit Length Strings, Return Mask
+def : WriteRes<WritePCmpEStrM, [HWPort0, HWPort16, HWPort5]> {
+ let Latency = 10;
+ let ResourceCycles = [3, 2, 4];
+}
+def : WriteRes<WritePCmpEStrMLd, [HWPort05, HWPort16, HWPort23]> {
+ let Latency = 10;
+ let ResourceCycles = [6, 2, 1];
+}
+
+// Packed Compare Implicit Length Strings, Return Index
+def : WriteRes<WritePCmpIStrI, [HWPort0]> {
+ let Latency = 11;
+ let ResourceCycles = [3];
+}
+def : WriteRes<WritePCmpIStrILd, [HWPort0, HWPort23]> {
+ let Latency = 11;
+ let ResourceCycles = [3, 1];
+}
+
+// Packed Compare Explicit Length Strings, Return Index
+def : WriteRes<WritePCmpEStrI, [HWPort05, HWPort16]> {
+ let Latency = 11;
+ let ResourceCycles = [6, 2];
+}
+def : WriteRes<WritePCmpEStrILd, [HWPort0, HWPort16, HWPort5, HWPort23]> {
+ let Latency = 11;
+ let ResourceCycles = [3, 2, 2, 1];
+}
+
+// AES Instructions.
+def : WriteRes<WriteAESDecEnc, [HWPort5]> {
+ let Latency = 7;
+ let ResourceCycles = [1];
+}
+def : WriteRes<WriteAESDecEncLd, [HWPort5, HWPort23]> {
+ let Latency = 7;
+ let ResourceCycles = [1, 1];
+}
+
+def : WriteRes<WriteAESIMC, [HWPort5]> {
+ let Latency = 14;
+ let ResourceCycles = [2];
+}
+def : WriteRes<WriteAESIMCLd, [HWPort5, HWPort23]> {
+ let Latency = 14;
+ let ResourceCycles = [2, 1];
+}
+
+def : WriteRes<WriteAESKeyGen, [HWPort0, HWPort5]> {
+ let Latency = 10;
+ let ResourceCycles = [2, 8];
+}
+def : WriteRes<WriteAESKeyGenLd, [HWPort0, HWPort5, HWPort23]> {
+ let Latency = 10;
+ let ResourceCycles = [2, 7, 1];
+}
+
+// Carry-less multiplication instructions.
+def : WriteRes<WriteCLMul, [HWPort0, HWPort5]> {
+ let Latency = 7;
+ let ResourceCycles = [2, 1];
+}
+def : WriteRes<WriteCLMulLd, [HWPort0, HWPort5, HWPort23]> {
+ let Latency = 7;
+ let ResourceCycles = [2, 1, 1];
+}
def : WriteRes<WriteSystem, [HWPort0156]> { let Latency = 100; }
def : WriteRes<WriteMicrocoded, [HWPort0156]> { let Latency = 100; }
+def : WriteRes<WriteFence, [HWPort23, HWPort4]>;
+def : WriteRes<WriteNop, []>;
+
+//================ Exceptions ================//
+
+//-- Specific Scheduling Models --//
+def Write2P0156_Lat2 : SchedWriteRes<[HWPort0156]> {
+ let Latency = 2;
+ let ResourceCycles = [2];
+}
+def Write2P0156_Lat2Ld : SchedWriteRes<[HWPort0156, HWPort23]> {
+ let Latency = 6;
+ let ResourceCycles = [2, 1];
+}
+
+def Write2P237_P4 : SchedWriteRes<[HWPort237, HWPort4]> {
+ let Latency = 1;
+ let ResourceCycles = [2, 1];
+}
+
+def WriteP06 : SchedWriteRes<[HWPort06]>;
+
+// Notation:
+// - r: register.
+// - mm: 64 bit mmx register.
+// - x = 128 bit xmm register.
+// - (x)mm = mmx or xmm register.
+// - y = 256 bit ymm register.
+// - v = any vector register.
+// - m = memory.
+
+//=== Integer Instructions ===//
+//-- Move instructions --//
+
+// MOV.
+// r16,m.
+def : InstRW<[WriteALULd], (instregex "MOV16rm")>;
+
+// MOVSX, MOVZX.
+// r,m.
+def : InstRW<[WriteLoad], (instregex "MOV(S|Z)X32rm(8|16)")>;
+
+// CMOVcc.
+// r,r.
+def : InstRW<[Write2P0156_Lat2],
+ (instregex "CMOV(O|NO|B|AE|E|NE|BE|A|S|NS|P|NP|L|GE|LE|G)(16|32|64)rr")>;
+// r,m.
+def : InstRW<[Write2P0156_Lat2Ld, ReadAfterLd],
+ (instregex "CMOV(O|NO|B|AE|E|NE|BE|A|S|NS|P|NP|L|GE|LE|G)(16|32|64)rm")>;
+
+// XCHG.
+// r,r.
+def WriteXCHG : SchedWriteRes<[HWPort0156]> {
+ let Latency = 2;
+ let ResourceCycles = [3];
+}
+
+def : InstRW<[WriteXCHG], (instregex "XCHG(8|16|32|64)rr", "XCHG(16|32|64)ar")>;
+
+// r,m.
+def WriteXCHGrm : SchedWriteRes<[]> {
+ let Latency = 21;
+ let NumMicroOps = 8;
+}
+def : InstRW<[WriteXCHGrm], (instregex "XCHG(8|16|32|64)rm")>;
+
+// XLAT.
+def WriteXLAT : SchedWriteRes<[]> {
+ let Latency = 7;
+ let NumMicroOps = 3;
+}
+def : InstRW<[WriteXLAT], (instregex "XLAT")>;
+
+// PUSH.
+// m.
+def : InstRW<[Write2P237_P4], (instregex "PUSH(16|32)rmm")>;
+
+// PUSHF.
+def WritePushF : SchedWriteRes<[HWPort1, HWPort4, HWPort237, HWPort06]> {
+ let NumMicroOps = 4;
+}
+def : InstRW<[WritePushF], (instregex "PUSHF(16|32)")>;
+
+// PUSHA.
+def WritePushA : SchedWriteRes<[]> {
+ let NumMicroOps = 19;
+}
+def : InstRW<[WritePushA], (instregex "PUSHA(16|32)")>;
+
+// POP.
+// m.
+def : InstRW<[Write2P237_P4], (instregex "POP(16|32)rmm")>;
+
+// POPF.
+def WritePopF : SchedWriteRes<[]> {
+ let NumMicroOps = 9;
+}
+def : InstRW<[WritePopF], (instregex "POPF(16|32)")>;
+
+// POPA.
+def WritePopA : SchedWriteRes<[]> {
+ let NumMicroOps = 18;
+}
+def : InstRW<[WritePopA], (instregex "POPA(16|32)")>;
+
+// LAHF SAHF.
+def : InstRW<[WriteP06], (instregex "(S|L)AHF")>;
+
+// BSWAP.
+// r32.
+def WriteBSwap32 : SchedWriteRes<[HWPort15]>;
+def : InstRW<[WriteBSwap32], (instregex "BSWAP32r")>;
+
+// r64.
+def WriteBSwap64 : SchedWriteRes<[HWPort06, HWPort15]> {
+ let NumMicroOps = 2;
+}
+def : InstRW<[WriteBSwap64], (instregex "BSWAP64r")>;
+
+// MOVBE.
+// r16,m16 / r64,m64.
+def : InstRW<[Write2P0156_Lat2Ld], (instregex "MOVBE(16|64)rm")>;
+
+// r32, m32.
+def WriteMoveBE32rm : SchedWriteRes<[HWPort15, HWPort23]> {
+ let NumMicroOps = 2;
+}
+def : InstRW<[WriteMoveBE32rm], (instregex "MOVBE32rm")>;
+
+// m16,r16.
+def WriteMoveBE16mr : SchedWriteRes<[HWPort06, HWPort237, HWPort4]> {
+ let NumMicroOps = 3;
+}
+def : InstRW<[WriteMoveBE16mr], (instregex "MOVBE16mr")>;
+
+// m32,r32.
+def WriteMoveBE32mr : SchedWriteRes<[HWPort15, HWPort237, HWPort4]> {
+ let NumMicroOps = 3;
+}
+def : InstRW<[WriteMoveBE32mr], (instregex "MOVBE32mr")>;
+
+// m64,r64.
+def WriteMoveBE64mr : SchedWriteRes<[HWPort06, HWPort15, HWPort237, HWPort4]> {
+ let NumMicroOps = 4;
+}
+def : InstRW<[WriteMoveBE64mr], (instregex "MOVBE64mr")>;
+
} // SchedModel
projects / oota-llvm.git / blobdiff