Bug 1395432: Block some inlining for better debugging (in Nightly) r=luke
authorRandell Jesup <rjesup@jesup.org>
Wed, 30 Aug 2017 23:29:30 -0400
changeset 377830 6f9ee3fd59f9
parent 377829 9ca18987dabb
child 377831 f31bd85188cb
push id94339
push userrjesup@wgate.com
push date2017-08-31 03:30 +0000
treeherdermozilla-inbound@6f9ee3fd59f9 [default view] [failures only]
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Bug 1395432: Block some inlining for better debugging (in Nightly) r=luke
--- a/js/src/jit/BacktrackingAllocator.h
+++ b/js/src/jit/BacktrackingAllocator.h
@@ -3,22 +3,30 @@
  * This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 #ifndef jit_BacktrackingAllocator_h
 #define jit_BacktrackingAllocator_h
 #include "mozilla/Array.h"
+#include "mozilla/Attributes.h"
 #include "ds/PriorityQueue.h"
 #include "ds/SplayTree.h"
 #include "jit/RegisterAllocator.h"
 #include "jit/StackSlotAllocator.h"
+// Gives better traces in Nightly/debug builds (could be EARLY_BETA_OR_EARLIER)
+#if defined(NIGHTLY_BUILD) || defined(DEBUG)
 // Backtracking priority queue based register allocator based on that described
 // in the following blog post:
 // http://blog.llvm.org/2011/09/greedy-register-allocation-in-llvm-30.html
 namespace js {
 namespace jit {
@@ -750,31 +758,31 @@ class BacktrackingAllocator : protected 
     MOZ_MUST_USE bool computeRequirement(LiveBundle* bundle, Requirement *prequirement,
                                          Requirement *phint);
     MOZ_MUST_USE bool tryAllocateRegister(PhysicalRegister& r, LiveBundle* bundle, bool* success,
                                           bool* pfixed, LiveBundleVector& conflicting);
     MOZ_MUST_USE bool evictBundle(LiveBundle* bundle);
     MOZ_MUST_USE bool splitAndRequeueBundles(LiveBundle* bundle,
                                              const LiveBundleVector& newBundles);
     MOZ_MUST_USE bool spill(LiveBundle* bundle);
-    MOZ_MUST_USE bool tryAllocatingRegistersForSpillBundles();
+    AVOID_INLINE_FOR_DEBUGGING MOZ_MUST_USE bool tryAllocatingRegistersForSpillBundles();
     bool isReusedInput(LUse* use, LNode* ins, bool considerCopy);
     bool isRegisterUse(UsePosition* use, LNode* ins, bool considerCopy = false);
     bool isRegisterDefinition(LiveRange* range);
     MOZ_MUST_USE bool pickStackSlot(SpillSet* spill);
     MOZ_MUST_USE bool insertAllRanges(LiveRangeSet& set, LiveBundle* bundle);
     // Reification methods.
-    MOZ_MUST_USE bool pickStackSlots();
-    MOZ_MUST_USE bool resolveControlFlow();
-    MOZ_MUST_USE bool reifyAllocations();
-    MOZ_MUST_USE bool populateSafepoints();
-    MOZ_MUST_USE bool annotateMoveGroups();
-    MOZ_MUST_USE bool deadRange(LiveRange* range);
+    AVOID_INLINE_FOR_DEBUGGING MOZ_MUST_USE bool resolveControlFlow();
+    AVOID_INLINE_FOR_DEBUGGING MOZ_MUST_USE bool reifyAllocations();
+    AVOID_INLINE_FOR_DEBUGGING MOZ_MUST_USE bool populateSafepoints();
+    AVOID_INLINE_FOR_DEBUGGING MOZ_MUST_USE bool annotateMoveGroups();
+    AVOID_INLINE_FOR_DEBUGGING MOZ_MUST_USE bool deadRange(LiveRange* range);
     size_t findFirstNonCallSafepoint(CodePosition from);
     size_t findFirstSafepoint(CodePosition pos, size_t startFrom);
     void addLiveRegistersForRange(VirtualRegister& reg, LiveRange* range);
     MOZ_MUST_USE bool addMove(LMoveGroup* moves, LiveRange* from, LiveRange* to,
                               LDefinition::Type type) {
         LAllocation fromAlloc = from->bundle()->allocation();
         LAllocation toAlloc = to->bundle()->allocation();