[llvm-commits] CVS: llvm/utils/TableGen/DAGISelEmitter.cpp

[Evan Cheng]

Changes in directory llvm/utils/TableGen:

DAGISelEmitter.cpp updated: 1.216 -> 1.217
---
Log message:

Ugly hack! Add helper functions InsertInFlightSetEntry and
RemoveInFlightSetEntry. They are used in place of direct set operators to
reduce instruction selection function stack size.


---
Diffs of the changes:  (+8 -4)

 DAGISelEmitter.cpp |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)


Index: llvm/utils/TableGen/DAGISelEmitter.cpp
diff -u llvm/utils/TableGen/DAGISelEmitter.cpp:1.216 llvm/utils/TableGen/DAGISelEmitter.cpp:1.217
--- llvm/utils/TableGen/DAGISelEmitter.cpp:1.216	Mon Jun 19 19:56:37 2006
+++ llvm/utils/TableGen/DAGISelEmitter.cpp	Thu Jun 29 18:57:05 2006
@@ -2450,14 +2450,16 @@
           emitCode("if (!Match) {");
           for (std::vector<std::string>::iterator AI = InflightNodes.begin(),
                  AE = InflightNodes.end(); AI != AE; ++AI)
-            emitCode("  InFlightSet.erase(" + *AI + ".Val);");
+            emitCode("  SelectionDAG::RemoveInFlightSetEntry(InFlightSet, " +
+                     *AI + ".Val);");
           emitCode("}");
         }
 
         emitCheck("Match");
 
         for (unsigned i = 0; i < NumRes; ++i) {
-          emitCode("InFlightSet.insert(CPTmp" + utostr(i+ResNo) + ".Val);");
+          emitCode("SelectionDAG::InsertInFlightSetEntry(InFlightSet, CPTmp" +
+                   utostr(i+ResNo) + ".Val);");
           InflightNodes.push_back("CPTmp" + utostr(i+ResNo));
         }
         for (unsigned i = 0; i < NumRes; ++i) {
@@ -2579,7 +2581,8 @@
           assert(!Val.empty() &&
                  "Variable referenced but not defined and not caught earlier!");
           if (Child->isLeaf() && !NodeGetComplexPattern(Child, ISE)) {
-            emitCode("InFlightSet.insert(" + Val + ".Val);");
+            emitCode("SelectionDAG::InsertInFlightSetEntry(InFlightSet, " +
+                     Val + ".Val);");
             InflightNodes.push_back(Val);
           }
         }
@@ -2616,7 +2619,8 @@
         // The operands have been selected. Remove them from InFlightSet.
         for (std::vector<std::string>::iterator AI = InflightNodes.begin(),
                AE = InflightNodes.end(); AI != AE; ++AI)
-          emitCode("InFlightSet.erase(" + *AI + ".Val);");
+          emitCode("SelectionDAG::RemoveInFlightSetEntry(InFlightSet, " +
+                   *AI + ".Val);");
       }
 
       unsigned NumResults = Inst.getNumResults();