From 14c0c8bb717a668084cae8cd4b359ffd6fca73b0 Mon Sep 17 00:00:00 2001
From: Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au>
Date: Mon, 22 Oct 2012 14:55:54 +1100
Subject: Try fixing clang to work with the fixed solver.

(This may not compile, for an annoying reason. I'll check in again soon
with something better-er, or whatever.)
---
 clang/lib/Analysis/Interval.cpp | 42 +++++++++++++----------------------------
 1 file changed, 13 insertions(+), 29 deletions(-)

(limited to 'clang/lib/Analysis')

diff --git a/clang/lib/Analysis/Interval.cpp b/clang/lib/Analysis/Interval.cpp
index ac96107..d005048 100644
--- a/clang/lib/Analysis/Interval.cpp
+++ b/clang/lib/Analysis/Interval.cpp
@@ -702,40 +702,24 @@ void IntervalAnalysis::runOnAllBlocks() {
     }
   }
 
-  std::vector<EqnExpr*> a;
-
-  a.push_back(&system.constant(-infinity<ZBar>()));
-  a.push_back(&system.constant(0));
-  system[system.variable("x")] = &system.maxExpression(a);
-  a.clear();
-  
-  system.variable("y");
-
-  a.push_back(&system.variable("x"));
-  a.push_back(&system.variable("z"));
-  EqnExpr* minExpr = &system.expression(new Maximum<ZBar>(), a);
-  a.clear();
-
-  a.push_back(&system.constant(-infinity<ZBar>()));
-  a.push_back(minExpr);
-  system[system.variable("y")] = &system.maxExpression(a);
-  a.clear();
-
-  a.push_back(&system.constant(-infinity<ZBar>()));
-  a.push_back(&system.variable("y"));
-  system[system.variable("z")] = &system.maxExpression(a);
-
-  llvm::errs() << toString(system) << "\n";
-
   system.indexMaxExpressions();
-  DynamicMaxStrategy<ZBar> strategy(system);
-  DynamicVariableAssignment<ZBar> rho(system, strategy);
-  strategy.setRho(rho);
 
+  IdMap<EqnVar,ZBar> result = solve_for(system);
   for (unsigned int i = 0, size = system.variableCount(); i < size; ++i) {
+    EqnVar& var = system.variable(i);
+    cout << var.name() << " = " << result[var] << endl;
+  }
+
+  /*
+    DynamicMaxStrategy<ZBar> strategy(system);
+    DynamicVariableAssignment<ZBar> rho(system, strategy);
+    strategy.setRho(rho);
+    
+    for (unsigned int i = 0, size = system.variableCount(); i < size; ++i) {
     EqnVar& var = system.variable(size - i - 1);
     llvm::errs() << toString(var.name()) << " = " << toString(rho[var]) << "\n";
-  }
+    }
+  */
 }
 
 
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