Revision: 22081
Author:   [email protected]
Date:     Mon Jun 30 08:59:23 2014 UTC
Log:      Remove kDontInline and simplify compiler hints.

[email protected]

Review URL: https://codereview.chromium.org/359733004
http://code.google.com/p/v8/source/detail?r=22081

Modified:
 /branches/bleeding_edge/src/ast.cc
 /branches/bleeding_edge/src/ast.h
 /branches/bleeding_edge/src/compiler.cc
 /branches/bleeding_edge/src/hydrogen.cc
 /branches/bleeding_edge/src/objects-inl.h
 /branches/bleeding_edge/src/objects.h

=======================================
--- /branches/bleeding_edge/src/ast.cc  Fri Jun 27 11:04:35 2014 UTC
+++ /branches/bleeding_edge/src/ast.cc  Mon Jun 30 08:59:23 2014 UTC
@@ -1028,7 +1028,6 @@
   void AstConstructionVisitor::Visit##NodeType(NodeType* node) { \
     increase_node_count(); \
     set_dont_optimize_reason(k##NodeType); \
-    add_flag(kDontInline); \
     add_flag(kDontSelfOptimize); \
   }
 #define DONT_SELFOPTIMIZE_NODE(NodeType) \
@@ -1046,7 +1045,6 @@
   void AstConstructionVisitor::Visit##NodeType(NodeType* node) { \
     increase_node_count(); \
     set_dont_optimize_reason(k##NodeType); \
-    add_flag(kDontInline); \
     add_flag(kDontSelfOptimize); \
     add_flag(kDontCache); \
   }
@@ -1079,7 +1077,8 @@
 REGULAR_NODE_WITH_FEEDBACK_SLOTS(Call)
 REGULAR_NODE_WITH_FEEDBACK_SLOTS(CallNew)
 // In theory, for VariableProxy we'd have to add:
-// if (node->var()->IsLookupSlot()) add_flag(kDontInline);
+// if (node->var()->IsLookupSlot())
+// set_dont_optimize_reason(kReferenceToAVariableWhichRequiresDynamicLookup); // But node->var() is usually not bound yet at VariableProxy creation time, and // LOOKUP variables only result from constructs that cannot be inlined anyway.
 REGULAR_NODE(VariableProxy)
@@ -1111,9 +1110,8 @@
 void AstConstructionVisitor::VisitCallRuntime(CallRuntime* node) {
   increase_node_count();
   if (node->is_jsruntime()) {
- // Don't try to inline JS runtime calls because we don't (currently) even
-    // optimize them.
-    add_flag(kDontInline);
+    // Don't try to optimize JS runtime calls because we bailout on them.
+    set_dont_optimize_reason(kCallToAJavaScriptRuntimeFunction);
   }
 }

=======================================
--- /branches/bleeding_edge/src/ast.h   Thu Jun 26 11:59:42 2014 UTC
+++ /branches/bleeding_edge/src/ast.h   Mon Jun 30 08:59:23 2014 UTC
@@ -149,7 +149,6 @@


 enum AstPropertiesFlag {
-  kDontInline,
   kDontSelfOptimize,
   kDontSoftInline,
   kDontCache
=======================================
--- /branches/bleeding_edge/src/compiler.cc     Fri Jun 27 12:10:43 2014 UTC
+++ /branches/bleeding_edge/src/compiler.cc     Mon Jun 30 08:59:23 2014 UTC
@@ -580,8 +580,7 @@

   // Check the function has compiled code.
   ASSERT(shared->is_compiled());
-  shared->set_dont_optimize_reason(lit->dont_optimize_reason());
-  shared->set_dont_inline(lit->flags()->Contains(kDontInline));
+  shared->set_bailout_reason(lit->dont_optimize_reason());
   shared->set_ast_node_count(lit->ast_node_count());
   shared->set_strict_mode(lit->strict_mode());
 }
@@ -613,8 +612,7 @@
function_info->set_has_duplicate_parameters(lit->has_duplicate_parameters());
   function_info->set_ast_node_count(lit->ast_node_count());
   function_info->set_is_function(lit->is_function());
-  function_info->set_dont_optimize_reason(lit->dont_optimize_reason());
-  function_info->set_dont_inline(lit->flags()->Contains(kDontInline));
+  function_info->set_bailout_reason(lit->dont_optimize_reason());
   function_info->set_dont_cache(lit->flags()->Contains(kDontCache));
   function_info->set_is_generator(lit->is_generator());
 }
=======================================
--- /branches/bleeding_edge/src/hydrogen.cc     Sat Jun 28 00:33:04 2014 UTC
+++ /branches/bleeding_edge/src/hydrogen.cc     Mon Jun 30 08:59:23 2014 UTC
@@ -7576,7 +7576,7 @@
     TraceInline(target, caller, "target not inlineable");
     return kNotInlinable;
   }
-  if (target_shared->dont_inline()) {
+  if (target_shared->DisableOptimizationReason() != kNoReason) {
TraceInline(target, caller, "target contains unsupported syntax [early]");
     return kNotInlinable;
   }
@@ -7663,8 +7663,7 @@
     TraceInline(target, caller, "target AST is too large [late]");
     return false;
   }
-  AstProperties::Flags* flags(function->flags());
-  if (flags->Contains(kDontInline) || function->dont_optimize()) {
+  if (function->dont_optimize()) {
TraceInline(target, caller, "target contains unsupported syntax [late]");
     return false;
   }
=======================================
--- /branches/bleeding_edge/src/objects-inl.h   Thu Jun 26 00:40:45 2014 UTC
+++ /branches/bleeding_edge/src/objects-inl.h   Mon Jun 30 08:59:23 2014 UTC
@@ -5447,7 +5447,6 @@
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, bound, kBoundFunction)
BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, is_anonymous, kIsAnonymous) BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, is_function, kIsFunction) -BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, dont_inline, kDontInline)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, dont_cache, kDontCache)
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, dont_flush, kDontFlush)
BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, is_generator, kIsGenerator)
=======================================
--- /branches/bleeding_edge/src/objects.h       Thu Jun 26 06:32:51 2014 UTC
+++ /branches/bleeding_edge/src/objects.h       Mon Jun 30 08:59:23 2014 UTC
@@ -7223,9 +7223,6 @@
   // Is this a function or top-level/eval code.
   DECL_BOOLEAN_ACCESSORS(is_function)

-  // Indicates that the function cannot be inlined.
-  DECL_BOOLEAN_ACCESSORS(dont_inline)
-
   // Indicates that code for this function cannot be cached.
   DECL_BOOLEAN_ACCESSORS(dont_cache)

@@ -7286,11 +7283,6 @@
DisabledOptimizationReasonBits::update(opt_count_and_bailout_reason(),
                                                reason));
   }
-
-  void set_dont_optimize_reason(BailoutReason reason) {
-    set_bailout_reason(reason);
-    set_dont_inline(reason != kNoReason);
-  }

   // Check whether or not this function is inlineable.
   bool IsInlineable();
@@ -7434,7 +7426,6 @@
     kIsAnonymous,
     kNameShouldPrintAsAnonymous,
     kIsFunction,
-    kDontInline,
     kDontCache,
     kDontFlush,
     kIsGenerator,

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