[turbofan] Remove two obsolete operators

Change-Id: Ibba52fe0c94dbb95ec66bc88d0a1e9a254094013
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2080364
Commit-Queue: Georg Neis <neis@chromium.org>
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#66532}

src/compiler/common-operator.cc

@@ -455,8 +455,6 @@ IfValueParameters const& IfValueParametersOf(const Operator* op) {
   V(IfException, Operator::kKontrol, 0, 1, 1, 1, 1, 1)                        \
   V(Throw, Operator::kKontrol, 0, 1, 1, 0, 0, 1)                              \
   V(Terminate, Operator::kKontrol, 0, 1, 1, 0, 0, 1)                          \
-  V(OsrNormalEntry, Operator::kFoldable, 0, 1, 1, 0, 1, 1)                    \
-  V(OsrLoopEntry, Operator::kFoldable | Operator::kNoThrow, 0, 1, 1, 0, 1, 1) \
   V(LoopExit, Operator::kKontrol, 0, 0, 2, 0, 0, 1)                           \
   V(LoopExitValue, Operator::kPure, 1, 0, 1, 1, 0, 0)                         \
   V(LoopExitEffect, Operator::kNoThrow, 0, 1, 1, 0, 1, 0)                     \

src/compiler/common-operator.h

@@ -487,8 +487,6 @@ class V8_EXPORT_PRIVATE CommonOperatorBuilder final
   const Operator* Merge(int control_input_count);
   const Operator* Parameter(int index, const char* debug_name = nullptr);
 
-  const Operator* OsrNormalEntry();
-  const Operator* OsrLoopEntry();
   const Operator* OsrValue(int index);
 
   const Operator* Int32Constant(int32_t);

src/compiler/opcodes.h

@@ -30,8 +30,6 @@
   V(Return)                \
   V(TailCall)              \
   V(Terminate)             \
-  V(OsrNormalEntry)        \
-  V(OsrLoopEntry)          \
   V(Throw)                 \
   V(End)
 

src/compiler/typer.cc

@@ -121,8 +121,6 @@ class Typer::Visitor : public Reducer {
       DECLARE_IMPOSSIBLE_CASE(Return)
       DECLARE_IMPOSSIBLE_CASE(TailCall)
       DECLARE_IMPOSSIBLE_CASE(Terminate)
-      DECLARE_IMPOSSIBLE_CASE(OsrNormalEntry)
-      DECLARE_IMPOSSIBLE_CASE(OsrLoopEntry)
       DECLARE_IMPOSSIBLE_CASE(Throw)
       DECLARE_IMPOSSIBLE_CASE(End)
       SIMPLIFIED_CHANGE_OP_LIST(DECLARE_IMPOSSIBLE_CASE)

src/compiler/verifier.cc

@@ -388,14 +388,6 @@ void Verifier::Visitor::Check(Node* node, const AllNodes& all) {
       }
       CheckNotTyped(node);
       break;
-    case IrOpcode::kOsrNormalEntry:
-    case IrOpcode::kOsrLoopEntry:
-      // Osr entries take one control and effect.
-      CHECK_EQ(1, control_count);
-      CHECK_EQ(1, effect_count);
-      CHECK_EQ(2, input_count);
-      CheckNotTyped(node);
-      break;
 
     // Common operators
     // ----------------