This revision was automatically updated to reflect the committed changes.
Closed by commit rG976a3e5f6141: [SelectionDAG] Make fast and linearize visible
by clang -pre-RA-sched (authored by TaoPan, committed by pengfei).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D101601/new/
https://reviews.llvm.org/D101601
Files:
clang/test/CodeGen/pre-ra-sched.c
llvm/include/llvm/CodeGen/TargetLowering.h
llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -270,6 +270,10 @@
return createHybridListDAGScheduler(IS, OptLevel);
if (TLI->getSchedulingPreference() == Sched::VLIW)
return createVLIWDAGScheduler(IS, OptLevel);
+ if (TLI->getSchedulingPreference() == Sched::Fast)
+ return createFastDAGScheduler(IS, OptLevel);
+ if (TLI->getSchedulingPreference() == Sched::Linearize)
+ return createDAGLinearizer(IS, OptLevel);
assert(TLI->getSchedulingPreference() == Sched::ILP &&
"Unknown sched type!");
return createILPListDAGScheduler(IS, OptLevel);
Index: llvm/include/llvm/CodeGen/TargetLowering.h
===================================================================
--- llvm/include/llvm/CodeGen/TargetLowering.h
+++ llvm/include/llvm/CodeGen/TargetLowering.h
@@ -94,14 +94,16 @@
namespace Sched {
- enum Preference {
- None, // No preference
- Source, // Follow source order.
- RegPressure, // Scheduling for lowest register pressure.
- Hybrid, // Scheduling for both latency and register pressure.
- ILP, // Scheduling for ILP in low register pressure mode.
- VLIW // Scheduling for VLIW targets.
- };
+enum Preference {
+ None, // No preference
+ Source, // Follow source order.
+ RegPressure, // Scheduling for lowest register pressure.
+ Hybrid, // Scheduling for both latency and register pressure.
+ ILP, // Scheduling for ILP in low register pressure mode.
+ VLIW, // Scheduling for VLIW targets.
+ Fast, // Fast suboptimal list scheduling
+ Linearize // Linearize DAG, no scheduling
+};
} // end namespace Sched
Index: clang/test/CodeGen/pre-ra-sched.c
===================================================================
--- /dev/null
+++ clang/test/CodeGen/pre-ra-sched.c
@@ -0,0 +1,4 @@
+// RUN: %clang %s -mllvm -pre-RA-sched=fast -c -o - | FileCheck %s
+// RUN: %clang %s -mllvm -pre-RA-sched=linearize -c -o - | FileCheck %s
+
+// CHECK-NOT: clang (LLVM option parsing): for the --pre-RA-sched option:
Cannot find option named
Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
===================================================================
--- llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -270,6 +270,10 @@
return createHybridListDAGScheduler(IS, OptLevel);
if (TLI->getSchedulingPreference() == Sched::VLIW)
return createVLIWDAGScheduler(IS, OptLevel);
+ if (TLI->getSchedulingPreference() == Sched::Fast)
+ return createFastDAGScheduler(IS, OptLevel);
+ if (TLI->getSchedulingPreference() == Sched::Linearize)
+ return createDAGLinearizer(IS, OptLevel);
assert(TLI->getSchedulingPreference() == Sched::ILP &&
"Unknown sched type!");
return createILPListDAGScheduler(IS, OptLevel);
Index: llvm/include/llvm/CodeGen/TargetLowering.h
===================================================================
--- llvm/include/llvm/CodeGen/TargetLowering.h
+++ llvm/include/llvm/CodeGen/TargetLowering.h
@@ -94,14 +94,16 @@
namespace Sched {
- enum Preference {
- None, // No preference
- Source, // Follow source order.
- RegPressure, // Scheduling for lowest register pressure.
- Hybrid, // Scheduling for both latency and register pressure.
- ILP, // Scheduling for ILP in low register pressure mode.
- VLIW // Scheduling for VLIW targets.
- };
+enum Preference {
+ None, // No preference
+ Source, // Follow source order.
+ RegPressure, // Scheduling for lowest register pressure.
+ Hybrid, // Scheduling for both latency and register pressure.
+ ILP, // Scheduling for ILP in low register pressure mode.
+ VLIW, // Scheduling for VLIW targets.
+ Fast, // Fast suboptimal list scheduling
+ Linearize // Linearize DAG, no scheduling
+};
} // end namespace Sched
Index: clang/test/CodeGen/pre-ra-sched.c
===================================================================
--- /dev/null
+++ clang/test/CodeGen/pre-ra-sched.c
@@ -0,0 +1,4 @@
+// RUN: %clang %s -mllvm -pre-RA-sched=fast -c -o - | FileCheck %s
+// RUN: %clang %s -mllvm -pre-RA-sched=linearize -c -o - | FileCheck %s
+
+// CHECK-NOT: clang (LLVM option parsing): for the --pre-RA-sched option: Cannot find option named
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