[llvm] r338369 - Revert r338365: [X86] Improved sched models for X86 BT*rr instructions.
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 31 06:00:51 PDT 2018
Author: rksimon
Date: Tue Jul 31 06:00:51 2018
New Revision: 338369
URL: http://llvm.org/viewvc/llvm-project?rev=338369&view=rev
Log:
Revert r338365: [X86] Improved sched models for X86 BT*rr instructions.
https://reviews.llvm.org/D49243
Contains WIP code that should not have been included.
Modified:
llvm/trunk/lib/Target/X86/X86InstrInfo.td
llvm/trunk/lib/Target/X86/X86SchedBroadwell.td
llvm/trunk/lib/Target/X86/X86SchedHaswell.td
llvm/trunk/lib/Target/X86/X86SchedSandyBridge.td
llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td
llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td
llvm/trunk/lib/Target/X86/X86Schedule.td
llvm/trunk/lib/Target/X86/X86ScheduleAtom.td
llvm/trunk/lib/Target/X86/X86ScheduleBtVer2.td
llvm/trunk/lib/Target/X86/X86ScheduleSLM.td
llvm/trunk/lib/Target/X86/X86ScheduleZnver1.td
llvm/trunk/utils/TableGen/CodeGenSchedule.cpp
llvm/trunk/utils/TableGen/CodeGenSchedule.h
Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.td Tue Jul 31 06:00:51 2018
@@ -1750,7 +1750,7 @@ def LAHF : I<0x9F, RawFrm, (outs),
// Bit tests instructions: BT, BTS, BTR, BTC.
let Defs = [EFLAGS] in {
-let SchedRW = [WriteBitTest] in {
+let SchedRW = [WriteALU] in {
def BT16rr : I<0xA3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR16:$src1, GR16:$src2))]>,
@@ -1783,7 +1783,7 @@ let mayLoad = 1, hasSideEffects = 0, Sch
[]>, TB, NotMemoryFoldable;
}
-let SchedRW = [WriteBitTest] in {
+let SchedRW = [WriteALU] in {
def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR16:$src1, i16immSExt8:$src2))]>,
@@ -1818,7 +1818,7 @@ def BT64mi8 : RIi8<0xBA, MRM4m, (outs),
} // SchedRW
let hasSideEffects = 0 in {
-let SchedRW = [WriteBitTest], Constraints = "$src1 = $dst" in {
+let SchedRW = [WriteALU], Constraints = "$src1 = $dst" in {
def BTC16rr : I<0xBB, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>,
OpSize16, TB, NotMemoryFoldable;
@@ -1842,7 +1842,7 @@ def BTC64mr : RI<0xBB, MRMDestMem, (outs
NotMemoryFoldable;
}
-let SchedRW = [WriteBitTest], Constraints = "$src1 = $dst" in {
+let SchedRW = [WriteALU], Constraints = "$src1 = $dst" in {
def BTC16ri8 : Ii8<0xBA, MRM7r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize16, TB;
def BTC32ri8 : Ii8<0xBA, MRM7r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
@@ -1861,7 +1861,7 @@ def BTC64mi8 : RIi8<0xBA, MRM7m, (outs),
Requires<[In64BitMode]>;
}
-let SchedRW = [WriteBitTest], Constraints = "$src1 = $dst" in {
+let SchedRW = [WriteALU], Constraints = "$src1 = $dst" in {
def BTR16rr : I<0xB3, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>,
OpSize16, TB, NotMemoryFoldable;
@@ -1885,7 +1885,7 @@ def BTR64mr : RI<0xB3, MRMDestMem, (outs
NotMemoryFoldable;
}
-let SchedRW = [WriteBitTest], Constraints = "$src1 = $dst" in {
+let SchedRW = [WriteALU], Constraints = "$src1 = $dst" in {
def BTR16ri8 : Ii8<0xBA, MRM6r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>,
OpSize16, TB;
@@ -1908,7 +1908,7 @@ def BTR64mi8 : RIi8<0xBA, MRM6m, (outs),
Requires<[In64BitMode]>;
}
-let SchedRW = [WriteBitTest], Constraints = "$src1 = $dst" in {
+let SchedRW = [WriteALU], Constraints = "$src1 = $dst" in {
def BTS16rr : I<0xAB, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>,
OpSize16, TB, NotMemoryFoldable;
@@ -1932,7 +1932,7 @@ def BTS64mr : RI<0xAB, MRMDestMem, (outs
NotMemoryFoldable;
}
-let SchedRW = [WriteBitTest], Constraints = "$src1 = $dst" in {
+let SchedRW = [WriteALU], Constraints = "$src1 = $dst" in {
def BTS16ri8 : Ii8<0xBA, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize16, TB;
def BTS32ri8 : Ii8<0xBA, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
Modified: llvm/trunk/lib/Target/X86/X86SchedBroadwell.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedBroadwell.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedBroadwell.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedBroadwell.td Tue Jul 31 06:00:51 2018
@@ -137,7 +137,6 @@ def : WriteRes<WriteSETCCStore, [BWPort
let NumMicroOps = 3;
}
def : WriteRes<WriteLAHFSAHF, [BWPort06]>;
-def : WriteRes<WriteBitTest,[BWPort06]>; // Bit Test instrs
// Bit counts.
defm : BWWriteResPair<WriteBSF, [BWPort1], 3>;
@@ -604,6 +603,14 @@ def BWWriteResGroup6 : SchedWriteRes<[BW
let ResourceCycles = [1];
}
def: InstRW<[BWWriteResGroup6], (instrs CDQ, CQO)>;
+def: InstRW<[BWWriteResGroup6], (instregex "BT(16|32|64)ri8",
+ "BT(16|32|64)rr",
+ "BTC(16|32|64)ri8",
+ "BTC(16|32|64)rr",
+ "BTR(16|32|64)ri8",
+ "BTR(16|32|64)rr",
+ "BTS(16|32|64)ri8",
+ "BTS(16|32|64)rr")>;
def BWWriteResGroup7 : SchedWriteRes<[BWPort15]> {
let Latency = 1;
Modified: llvm/trunk/lib/Target/X86/X86SchedHaswell.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedHaswell.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedHaswell.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedHaswell.td Tue Jul 31 06:00:51 2018
@@ -150,7 +150,6 @@ def : WriteRes<WriteSETCCStore, [HWPort
let NumMicroOps = 3;
}
def : WriteRes<WriteLAHFSAHF, [HWPort06]>;
-def : WriteRes<WriteBitTest,[HWPort06]>;
// 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
@@ -896,6 +895,14 @@ def HWWriteResGroup7 : SchedWriteRes<[HW
let ResourceCycles = [1];
}
def: InstRW<[HWWriteResGroup7], (instrs CDQ, CQO)>;
+def: InstRW<[HWWriteResGroup7], (instregex "BT(16|32|64)ri8",
+ "BT(16|32|64)rr",
+ "BTC(16|32|64)ri8",
+ "BTC(16|32|64)rr",
+ "BTR(16|32|64)ri8",
+ "BTR(16|32|64)rr",
+ "BTS(16|32|64)ri8",
+ "BTS(16|32|64)rr")>;
def HWWriteResGroup8 : SchedWriteRes<[HWPort15]> {
let Latency = 1;
Modified: llvm/trunk/lib/Target/X86/X86SchedSandyBridge.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedSandyBridge.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedSandyBridge.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedSandyBridge.td Tue Jul 31 06:00:51 2018
@@ -145,7 +145,6 @@ def : WriteRes<WriteSETCCStore, [SBPort
let NumMicroOps = 3;
}
def : WriteRes<WriteLAHFSAHF, [SBPort05]>;
-def : WriteRes<WriteBitTest,[SBPort05]>;
// 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
@@ -571,6 +570,14 @@ def SBWriteResGroup4 : SchedWriteRes<[SB
let ResourceCycles = [1];
}
def: InstRW<[SBWriteResGroup4], (instrs CDQ, CQO)>;
+def: InstRW<[SBWriteResGroup4], (instregex "BT(16|32|64)ri8",
+ "BT(16|32|64)rr",
+ "BTC(16|32|64)ri8",
+ "BTC(16|32|64)rr",
+ "BTR(16|32|64)ri8",
+ "BTR(16|32|64)rr",
+ "BTS(16|32|64)ri8",
+ "BTS(16|32|64)rr")>;
def SBWriteResGroup5 : SchedWriteRes<[SBPort15]> {
let Latency = 1;
Modified: llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedSkylakeClient.td Tue Jul 31 06:00:51 2018
@@ -136,7 +136,6 @@ def : WriteRes<WriteSETCCStore, [SKLPor
let NumMicroOps = 3;
}
def : WriteRes<WriteLAHFSAHF, [SKLPort06]>;
-def : WriteRes<WriteBitTest,[SKLPort06]>; //
// Bit counts.
defm : SKLWriteResPair<WriteBSF, [SKLPort1], 3>;
@@ -606,6 +605,14 @@ def SKLWriteResGroup7 : SchedWriteRes<[S
let ResourceCycles = [1];
}
def: InstRW<[SKLWriteResGroup7], (instrs CDQ, CQO, CLAC, STAC)>;
+def: InstRW<[SKLWriteResGroup7], (instregex "BT(16|32|64)ri8",
+ "BT(16|32|64)rr",
+ "BTC(16|32|64)ri8",
+ "BTC(16|32|64)rr",
+ "BTR(16|32|64)ri8",
+ "BTR(16|32|64)rr",
+ "BTS(16|32|64)ri8",
+ "BTS(16|32|64)rr")>;
def SKLWriteResGroup8 : SchedWriteRes<[SKLPort15]> {
let Latency = 1;
Modified: llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td (original)
+++ llvm/trunk/lib/Target/X86/X86SchedSkylakeServer.td Tue Jul 31 06:00:51 2018
@@ -136,7 +136,6 @@ def : WriteRes<WriteSETCCStore, [SKXPor
let NumMicroOps = 3;
}
def : WriteRes<WriteLAHFSAHF, [SKXPort06]>;
-def : WriteRes<WriteBitTest,[SKXPort06]>; //
// Integer shifts and rotates.
defm : SKXWriteResPair<WriteShift, [SKXPort06], 1>;
@@ -619,6 +618,14 @@ def SKXWriteResGroup7 : SchedWriteRes<[S
let ResourceCycles = [1];
}
def: InstRW<[SKXWriteResGroup7], (instrs CDQ, CQO, CLAC, STAC)>;
+def: InstRW<[SKXWriteResGroup7], (instregex "BT(16|32|64)ri8",
+ "BT(16|32|64)rr",
+ "BTC(16|32|64)ri8",
+ "BTC(16|32|64)rr",
+ "BTR(16|32|64)ri8",
+ "BTR(16|32|64)rr",
+ "BTS(16|32|64)ri8",
+ "BTS(16|32|64)rr")>;
def SKXWriteResGroup8 : SchedWriteRes<[SKXPort15]> {
let Latency = 1;
Modified: llvm/trunk/lib/Target/X86/X86Schedule.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86Schedule.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86Schedule.td (original)
+++ llvm/trunk/lib/Target/X86/X86Schedule.td Tue Jul 31 06:00:51 2018
@@ -142,7 +142,6 @@ def WriteFCMOV : SchedWrite; // X87 con
def WriteSETCC : SchedWrite; // Set register based on condition code.
def WriteSETCCStore : SchedWrite;
def WriteLAHFSAHF : SchedWrite; // Load/Store flags in AH.
-def WriteBitTest : SchedWrite; // Bit Test - TODO add memory folding support
// Integer shifts and rotates.
defm WriteShift : X86SchedWritePair;
Modified: llvm/trunk/lib/Target/X86/X86ScheduleAtom.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ScheduleAtom.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ScheduleAtom.td (original)
+++ llvm/trunk/lib/Target/X86/X86ScheduleAtom.td Tue Jul 31 06:00:51 2018
@@ -108,7 +108,6 @@ def : WriteRes<WriteLAHFSAHF, [AtomPort
let Latency = 2;
let ResourceCycles = [2];
}
-def : WriteRes<WriteBitTest,[AtomPort01]>;
defm : X86WriteResUnsupported<WriteIMulH>;
Modified: llvm/trunk/lib/Target/X86/X86ScheduleBtVer2.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ScheduleBtVer2.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ScheduleBtVer2.td (original)
+++ llvm/trunk/lib/Target/X86/X86ScheduleBtVer2.td Tue Jul 31 06:00:51 2018
@@ -188,7 +188,6 @@ defm : X86WriteRes<WriteFCMOV, [JFPU0, J
def : WriteRes<WriteSETCC, [JALU01]>; // Setcc.
def : WriteRes<WriteSETCCStore, [JALU01,JSAGU]>;
def : WriteRes<WriteLAHFSAHF, [JALU01]>;
-def : WriteRes<WriteBitTest,[JALU01]>;
// This is for simple LEAs with one or two input operands.
def : WriteRes<WriteLEA, [JALU01]>;
Modified: llvm/trunk/lib/Target/X86/X86ScheduleSLM.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ScheduleSLM.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ScheduleSLM.td (original)
+++ llvm/trunk/lib/Target/X86/X86ScheduleSLM.td Tue Jul 31 06:00:51 2018
@@ -120,7 +120,6 @@ def : WriteRes<WriteSETCCStore, [SLM_IE
let ResourceCycles = [2,1];
}
def : WriteRes<WriteLAHFSAHF, [SLM_IEC_RSV01]>;
-def : WriteRes<WriteBitTest,[SLM_IEC_RSV01]>;
// 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
Modified: llvm/trunk/lib/Target/X86/X86ScheduleZnver1.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ScheduleZnver1.td?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ScheduleZnver1.td (original)
+++ llvm/trunk/lib/Target/X86/X86ScheduleZnver1.td Tue Jul 31 06:00:51 2018
@@ -198,7 +198,6 @@ defm : ZnWriteResPair<WriteCMOV2, [ZnAL
def : WriteRes<WriteSETCC, [ZnALU]>;
def : WriteRes<WriteSETCCStore, [ZnALU, ZnAGU]>;
defm : X86WriteRes<WriteLAHFSAHF, [ZnALU], 2, [1], 2>;
-def : WriteRes<WriteBitTest,[ZnALU]>;
// Bit counts.
defm : ZnWriteResPair<WriteBSF, [ZnALU], 3>;
Modified: llvm/trunk/utils/TableGen/CodeGenSchedule.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/CodeGenSchedule.cpp?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/CodeGenSchedule.cpp (original)
+++ llvm/trunk/utils/TableGen/CodeGenSchedule.cpp Tue Jul 31 06:00:51 2018
@@ -21,7 +21,6 @@
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/Casting.h"
-#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Regex.h"
#include "llvm/Support/raw_ostream.h"
@@ -34,16 +33,6 @@ using namespace llvm;
#define DEBUG_TYPE "subtarget-emitter"
-#ifdef EXPENSIVE_CHECKS
-// FIXME: TableGen is failed iff EXPENSIVE_CHECKS defined
-static constexpr bool OptCheckSchedClasses = true;
-#else
-// FIXME: the default value should be false
-static cl::opt<bool> OptCheckSchedClasses(
- "check-sched-class-table", cl::init(true), cl::Hidden,
- cl::desc("Check sched class table on different types of inconsistencies"));
-#endif
-
#ifndef NDEBUG
static void dumpIdxVec(ArrayRef<unsigned> V) {
for (unsigned Idx : V)
@@ -234,7 +223,6 @@ CodeGenSchedModels::CodeGenSchedModels(R
collectOptionalProcessorInfo();
checkCompleteness();
- checkSchedClasses();
}
void CodeGenSchedModels::collectRetireControlUnits() {
@@ -711,86 +699,6 @@ void CodeGenSchedModels::collectSchedCla
}
}
-void CodeGenSchedModels::checkSchedClasses() {
- if (!OptCheckSchedClasses)
- return;
-
- std::string str;
- raw_string_ostream OS(str);
-
- // Check each instruction for each model to see if its overridden too often.
- // Iff YES it's a candidate for more fine-grained Sched Class.
- for (const CodeGenInstruction *Inst : Target.getInstructionsByEnumValue()) {
- StringRef InstName = Inst->TheDef->getName();
- unsigned SCIdx = getSchedClassIdx(*Inst);
- if (!SCIdx)
- continue;
- CodeGenSchedClass &SC = getSchedClass(SCIdx);
- if (SC.Writes.empty())
- continue;
- const RecVec &RWDefs = SchedClasses[SCIdx].InstRWs;
- if (RWDefs.empty())
- continue;
- // FIXME: what should be threshold here?
- if (RWDefs.size() > (ProcModels.size() / 2)) {
- // FIXME: this dump hangs the execution !!!
- // SC.dump(&Target.getSchedModels());
- OS << "SchedRW machine model for inst '" << InstName << "' (";
- for (auto I : SC.Writes)
- OS << " " << SchedWrites[I].Name;
- for (auto I : SC.Reads)
- OS << " " << SchedReads[I].Name;
- OS << " ) should be updated /improvedbecause it's overriden " << RWDefs.size()
- << " times out of " << ProcModels.size() << " models:\n\t";
- for (Record *RWDef : RWDefs)
- OS << " " << getProcModel(RWDef->getValueAsDef("SchedModel")).ModelName;
- PrintWarning(OS.str());
- str.clear();
- }
-
- // TODO: here we should check latency/uop in SC vs. RWDef. Maybe we
- // should do it iff RWDefs.size() == 1 only.
- // Iff latency/uop are the same then warn about unnecessary redefine.
- if (RWDefs.size()) {
- for (Record *RWDef : RWDefs) {
- IdxVec Writes;
- IdxVec Reads;
- findRWs(RWDef->getValueAsListOfDefs("OperandReadWrites"), Writes,
- Reads);
-
- if ((Writes.size() == SC.Writes.size()) &&
- (Reads.size() == SC.Reads.size())) {
- // TODO: do we need sorting Write & Reads?
- for (unsigned I = 0, S = SC.Writes.size(); I < S; I++) {
- auto SCSchedW = SchedWrites[SC.Writes[I]];
- auto SchedW = SchedWrites[Writes[I]];
- if (!SCSchedW.TheDef || !SchedW.TheDef)
- continue;
- const RecordVal *R = SCSchedW.TheDef->getValue("Latency");
- // FIXME: We should deal with default Latency here
- if (!R || !R->getValue())
- continue;
- auto SCLat = SCSchedW.TheDef->getValueAsInt("Latency");
- auto SCuOp = SCSchedW.TheDef->getValueAsInt("NumMicroOps");
- auto Lat = SchedW.TheDef->getValueAsInt("Latency");
- auto uOp = SchedW.TheDef->getValueAsInt("NumMicroOps");
- if ((SCLat == Lat) && (SCuOp == uOp))
- OS << "Overridden verion of inst '" << InstName
- << "' has the same latency & uOp values as the original one "
- "for model '"
- << getProcModel(RWDef->getValueAsDef("SchedModel")).ModelName
- << "'\n";
- }
- if (!str.empty()) {
- PrintWarning(OS.str());
- str.clear();
- }
- }
- }
- }
- }
-}
-
// Get the SchedClass index for an instruction.
unsigned
CodeGenSchedModels::getSchedClassIdx(const CodeGenInstruction &Inst) const {
Modified: llvm/trunk/utils/TableGen/CodeGenSchedule.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/CodeGenSchedule.h?rev=338369&r1=338368&r2=338369&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/CodeGenSchedule.h (original)
+++ llvm/trunk/utils/TableGen/CodeGenSchedule.h Tue Jul 31 06:00:51 2018
@@ -443,8 +443,6 @@ private:
void collectSchedClasses();
- void checkSchedClasses();
-
void collectRetireControlUnits();
void collectRegisterFiles();
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