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changeset 2530:7e7f817bdb28

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Removed dead code elimination2
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 27 Apr 2011 17:05:26 +0200
parents a3653aee17f7
children eca17668badf
files graal/GraalCompiler/src/com/sun/c1x/C1XOptions.java graal/GraalCompiler/src/com/sun/c1x/graph/IR.java
diffstat 2 files changed, 0 insertions(+), 16 deletions(-) [+]
line wrap: on
line diff
--- a/graal/GraalCompiler/src/com/sun/c1x/C1XOptions.java	Wed Apr 27 17:00:01 2011 +0200
+++ b/graal/GraalCompiler/src/com/sun/c1x/C1XOptions.java	Wed Apr 27 17:05:26 2011 +0200
@@ -110,7 +110,6 @@
     public static boolean OptIterativeNCE;
     public static boolean OptFlowSensitiveNCE;
     public static boolean OptDeadCodeElimination1;
-    public static boolean OptDeadCodeElimination2;
     public static boolean OptControlFlow;
     public static boolean OptMoveElimination;
 
@@ -191,7 +190,6 @@
         OptIterativeNCE                 = lll;
         OptFlowSensitiveNCE             = lll;
         OptDeadCodeElimination1         = lll;
-        OptDeadCodeElimination2         = lll;
         OptBlockSkipping                = lll;
     }
 }
--- a/graal/GraalCompiler/src/com/sun/c1x/graph/IR.java	Wed Apr 27 17:00:01 2011 +0200
+++ b/graal/GraalCompiler/src/com/sun/c1x/graph/IR.java	Wed Apr 27 17:05:26 2011 +0200
@@ -90,7 +90,6 @@
 
         optimize1();
         computeLinearScanOrder();
-        optimize2();
 
         if (C1XOptions.PrintTimers) {
             C1XTimers.HIR_OPTIMIZE.stop();
@@ -111,11 +110,6 @@
     }
 
     private void optimize1() {
-        // do basic optimizations
-        /*if (C1XOptions.PhiSimplify) {
-            new PhiSimplifier(this);
-            verifyAndPrint("After phi simplification");
-        }*/
         if (C1XOptions.OptDeadCodeElimination1) {
             new LivenessMarker(this).removeDeadCode();
             verifyAndPrint("After dead code elimination 1");
@@ -141,14 +135,6 @@
         }
     }
 
-    private void optimize2() {
-        if (C1XOptions.OptDeadCodeElimination2) {
-            new LivenessMarker(this).removeDeadCode();
-            verifyAndPrint("After dead code elimination 2");
-        }
-
-    }
-
     /**
      * Gets the linear scan ordering of blocks as a list.
      * @return the blocks in linear scan order