[llvm] r328460 - [X86] Use WriteResPair for WriteIDiv to cleanup sched defs. NFCI.

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Sun Mar 25 13:16:53 2018
New Revision: 328460

URL: http://llvm.org/viewvc/llvm-project?rev=328460&view=rev
Log:
[X86] Use WriteResPair for WriteIDiv to cleanup sched defs. NFCI.

Modified:
    llvm/trunk/lib/Target/X86/X86SchedHaswell.td
    llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td
    llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td
    llvm/trunk/lib/Target/X86/X86ScheduleSLM.td

Modified: llvm/trunk/lib/Target/X86/X86SchedHaswell.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedHaswell.td?rev=328460&r1=328459&r2=328460&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedHaswell.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedHaswell.td Sun Mar 25 13:16:53 2018
@@ -122,15 +122,7 @@ defm : HWWriteResPair<WriteJump,  [HWPor
 def : WriteRes<WriteLEA, [HWPort15]>;
 
 // This is quite rough, latency depends on the dividend.
-def : WriteRes<WriteIDiv, [HWPort0, HWDivider]> {
-  let Latency = 25;
-  let ResourceCycles = [1, 10];
-}
-def : WriteRes<WriteIDivLd, [HWPort23, HWPort0, HWDivider]> {
-  let Latency = 29;
-  let ResourceCycles = [1, 1, 10];
-}
-
+defm : HWWriteResPair<WriteIDiv,  [HWPort0, HWDivider], 25, [1,10], 1, 4>;
 // Scalar and vector floating point.
 def  : WriteRes<WriteFStore,       [HWPort237, HWPort4]>;
 def  : WriteRes<WriteFLoad,        [HWPort23]> { let Latency = 5; }

Modified: llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td?rev=328460&r1=328459&r2=328460&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td Sun Mar 25 13:16:53 2018
@@ -61,6 +61,8 @@ def SKLPort015 : ProcResGroup<[SKLPort0,
 def SKLPort056 : ProcResGroup<[SKLPort0, SKLPort5, SKLPort6]>;
 def SKLPort0156: ProcResGroup<[SKLPort0, SKLPort1, SKLPort5, SKLPort6]>;
 
+def SKLDivider : ProcResource<1>; // Integer division issued on port 0.
+
 // 60 Entry Unified Scheduler
 def SKLPortAny : ProcResGroup<[SKLPort0, SKLPort1, SKLPort2, SKLPort3, SKLPort4,
                               SKLPort5, SKLPort6, SKLPort7]> {
@@ -103,17 +105,9 @@ def : WriteRes<WriteRMW, [SKLPort4]>;
 // Arithmetic.
 defm : SKLWriteResPair<WriteALU,   [SKLPort0156], 1>; // Simple integer ALU op.
 defm : SKLWriteResPair<WriteIMul,  [SKLPort1],   3>; // Integer multiplication.
-def : WriteRes<WriteIMulH, []> { let Latency = 3; } // Integer multiplication, high part.
-def SKLDivider : ProcResource<1>; // Integer division issued on port 0.
-def : WriteRes<WriteIDiv, [SKLPort0, SKLDivider]> { // Integer division.
-  let Latency = 25;
-  let ResourceCycles = [1, 10];
-}
-def : WriteRes<WriteIDivLd, [SKLPort23, SKLPort0, SKLDivider]> {
-  let Latency = 29;
-  let ResourceCycles = [1, 1, 10];
-}
+defm : SKLWriteResPair<WriteIDiv, [SKLPort0, SKLDivider], 25, [1,10], 1, 4>; // Integer division.
 
+def : WriteRes<WriteIMulH, []> { let Latency = 3; } // Integer multiplication, high part.
 def : WriteRes<WriteLEA, [SKLPort15]>; // LEA instructions can't fold loads.
 
 // Integer shifts and rotates.

Modified: llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td?rev=328460&r1=328459&r2=328460&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td Sun Mar 25 13:16:53 2018
@@ -61,6 +61,8 @@ def SKXPort015 : ProcResGroup<[SKXPort0,
 def SKXPort056 : ProcResGroup<[SKXPort0, SKXPort5, SKXPort6]>;
 def SKXPort0156: ProcResGroup<[SKXPort0, SKXPort1, SKXPort5, SKXPort6]>;
 
+def SKXDivider : ProcResource<1>; // Integer division issued on port 0.
+
 // 60 Entry Unified Scheduler
 def SKXPortAny : ProcResGroup<[SKXPort0, SKXPort1, SKXPort2, SKXPort3, SKXPort4,
                               SKXPort5, SKXPort6, SKXPort7]> {
@@ -103,17 +105,9 @@ def : WriteRes<WriteRMW, [SKXPort4]>;
 // Arithmetic.
 defm : SKXWriteResPair<WriteALU,   [SKXPort0156], 1>; // Simple integer ALU op.
 defm : SKXWriteResPair<WriteIMul,  [SKXPort1],   3>; // Integer multiplication.
-def : WriteRes<WriteIMulH, []> { let Latency = 3; } // Integer multiplication, high part.
-def SKXDivider : ProcResource<1>; // Integer division issued on port 0.
-def : WriteRes<WriteIDiv, [SKXPort0, SKXDivider]> { // Integer division.
-  let Latency = 25;
-  let ResourceCycles = [1, 10];
-}
-def : WriteRes<WriteIDivLd, [SKXPort23, SKXPort0, SKXDivider]> {
-  let Latency = 29;
-  let ResourceCycles = [1, 1, 10];
-}
+defm : SKXWriteResPair<WriteIDiv, [SKXPort0, SKXDivider], 25, [1,10], 1, 4>; // Integer division.
 
+def : WriteRes<WriteIMulH, []> { let Latency = 3; } // Integer multiplication, high part.
 def : WriteRes<WriteLEA, [SKXPort15]>; // LEA instructions can't fold loads.
 
 // Integer shifts and rotates.

Modified: llvm/trunk/lib/Target/X86/X86ScheduleSLM.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ScheduleSLM.td?rev=328460&r1=328459&r2=328460&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ScheduleSLM.td (original)
+++ llvm/trunk/lib/Target/X86/X86ScheduleSLM.td Sun Mar 25 13:16:53 2018
@@ -98,14 +98,7 @@ defm : SLMWriteResPair<WriteJump,  [SLM_
 def : WriteRes<WriteLEA, [SLM_IEC_RSV1]>;
 
 // This is quite rough, latency depends on the dividend.
-def : WriteRes<WriteIDiv, [SLM_IEC_RSV01, SLMDivider]> {
-  let Latency = 25;
-  let ResourceCycles = [1, 25];
-}
-def : WriteRes<WriteIDivLd, [SLM_MEC_RSV, SLM_IEC_RSV01, SLMDivider]> {
-  let Latency = 29;
-  let ResourceCycles = [1, 1, 25];
-}
+defm : SLMWriteResPair<WriteIDiv, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 4>;
 
 // Scalar and vector floating point.
 def  : WriteRes<WriteFStore,       [SLM_FPC_RSV01, SLM_MEC_RSV]>;