replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[X86][SchedModel] Fix typos in the definitions of the ports for Haswell. 

llvm-svn: 200403
This commit is contained in:
Quentin Colombet 2014-01-29 18:26:59 +00:00
parent 99dcbe1e50
commit 9e16c8ac8a
1 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
llvm/lib/Target/X86/X86SchedHaswell.td
View File

@ -29,7 +29,7 @@ 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.
@ -48,7 +48,7 @@ def HWPort7 : ProcResource<1>;
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 HWPort015 : ProcResGroup<[HWPort0, HWPort1, HWPort5]>;
def HWPort0156: ProcResGroup<[HWPort0, HWPort1, HWPort5, HWPort6]>;
@ -88,6 +88,8 @@ multiclass HWWriteResPair<X86FoldableSchedWrite SchedRW,
// 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]>;
@ -96,8 +98,8 @@ def : WriteRes<WriteZero, []>;
defm : HWWriteResPair<WriteALU, HWPort0156, 1>;
defm : HWWriteResPair<WriteIMul, HWPort1, 3>;
def : WriteRes<WriteIMulH, []> { let Latency = 3; }
defm : HWWriteResPair<WriteShift, HWPort056, 1>;
defm : HWWriteResPair<WriteJump, HWPort5, 1>;
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
@ -125,11 +127,11 @@ defm : HWWriteResPair<WriteCvtI2F, HWPort1, 4>;
defm : HWWriteResPair<WriteCvtF2F, HWPort1, 3>;
// 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>;
def : WriteRes<WriteSystem, [HWPort0156]> { let Latency = 100; }
def : WriteRes<WriteMicrocoded, [HWPort0156]> { let Latency = 100; }