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-rw-r--r--vaporize/library/LIRDict.java8
-rw-r--r--vaporize/library/RegisterAlloc.java1
-rw-r--r--vaporize/library/VaporizeVisitor.java145
3 files changed, 154 insertions, 0 deletions
diff --git a/vaporize/library/LIRDict.java b/vaporize/library/LIRDict.java
index 2095254..d924d5e 100644
--- a/vaporize/library/LIRDict.java
+++ b/vaporize/library/LIRDict.java
@@ -10,6 +10,7 @@ import java.util.*;
public class LIRDict {
private TreeSet<LIRVar> intervals;
+ private int spilled_num; // the number of spilled registers
private ControlFlowGraph cfg;
public LIRDict(VFunction f, ControlFlowGraph cfg) {
@@ -74,5 +75,12 @@ public class LIRDict {
return this.cfg.getFunction();
}
+ public void addSpilledNum() {
+ ++this.spilled_num;
+ }
+
+ public int getSpilledNum() {
+ return this.spilled_num;
+ }
}
diff --git a/vaporize/library/RegisterAlloc.java b/vaporize/library/RegisterAlloc.java
index 4032de3..b316b96 100644
--- a/vaporize/library/RegisterAlloc.java
+++ b/vaporize/library/RegisterAlloc.java
@@ -61,6 +61,7 @@ public class RegisterAlloc {
private void spillAtInterval(LIRVar interval) {
MinimalLogger.severe(String.format("Ran out of free registers, but a spill for %s was not performed!",
interval.toString()));
+ this.intervals.addSpilledNum();
// LIRVar spill = this.active.get(this.active.length()-1);
// if (spill.getLastUse() > interval.getLastUse()) {
// ;
diff --git a/vaporize/library/VaporizeVisitor.java b/vaporize/library/VaporizeVisitor.java
new file mode 100644
index 0000000..11f0bc5
--- /dev/null
+++ b/vaporize/library/VaporizeVisitor.java
@@ -0,0 +1,145 @@
+package vaporize.library;
+
+import cs132.vapor.ast.*;
+import misc.*;
+
+import java.util.*;
+
+public class VaporizeVisitor extends VInstr.VisitorP<LIRDict, RuntimeException> {
+
+ private ArrayList<String> vaporm;
+
+ public VaporizeVisitor(VaporProgram vp, ArrayList<String> vaporm, ArrayList<LIRDict> interval_list) {
+ this.vaporm = vaporm;
+
+ // is it possible for interval_list and the
+ // function in vp to be out of order?
+ for (int i = 0; i < vp.functions.length; ++i) {
+ this.addVaporm(String.format("func %s [in %d, out %d, local %d]",
+ vp.functions[i].ident, 0, 0, interval_list.get(i).getSpilledNum()));
+ for (VInstr s : vp.functions[i].body)
+ s.accept(interval_list.get(i), this);
+ }
+ }
+
+ public ArrayList<String> getVaporm() {
+ return this.vaporm;
+ }
+
+ public void addVaporm(String str) {
+ MinimalLogger.info(String.format("Adding string:\n%s",
+ str));
+ this.vaporm.add(str);
+ }
+
+ public void visit(LIRDict d, VAssign n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ String dest = d.getInterval(((VVarRef.Local) n.dest).ident).getAssignedRegister();
+ String source = (n.source instanceof VVarRef.Local) ?
+ d.getInterval(n.source.toString()).getAssignedRegister()
+ : n.source.toString();
+ this.addVaporm(String.format(" %s = %s",
+ dest, source));
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+ public void visit(LIRDict d, VCall n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+ public void visit(LIRDict d, VBuiltIn n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+ public void visit(LIRDict d, VMemWrite n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ String dest = d.getInterval(((VMemRef.Global) n.dest).base.toString())
+ .getAssignedRegister();
+ String source = (n.source instanceof VVarRef.Local) ?
+ d.getInterval(n.source.toString()).getAssignedRegister() :
+ n.source.toString();
+ int byteOffset = ((VMemRef.Global) n.dest).byteOffset;
+ this.addVaporm(String.format(" [%s+%d] = %s",
+ dest, byteOffset, source));
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+ public void visit(LIRDict d, VMemRead n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ String dest = (n.dest instanceof VVarRef.Local) ?
+ d.getInterval(n.dest.toString()).getAssignedRegister() :
+ n.dest.toString();
+ String source = d.getInterval(((VMemRef.Global) n.source).base.toString())
+ .getAssignedRegister();
+ int byteOffset = ((VMemRef.Global) n.source).byteOffset;
+ this.addVaporm(String.format(" %s = [%s+%d]",
+ dest, source, byteOffset));
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+ public void visit(LIRDict d, VBranch n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+ public void visit(LIRDict d, VGoto n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+ public void visit(LIRDict d, VReturn n) throws RuntimeException {
+ MinimalLogger.info(String.format("->%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ ///////////////////////////////////////////////////////////////
+ ///////////////////////////////////////////////////////////////
+ MinimalLogger.info(String.format("<-%s (%s)",
+ n.getClass().getSimpleName(),
+ n.sourcePos.toString()));
+ }
+
+}
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