Merge branch 'wip' of oss.readytalk.com:/var/local/git/avian into wip

classpath/java/nio/channels/SocketChannel.java

@@ -42,6 +42,10 @@ public class SocketChannel extends SelectableChannel
     return blocking;
   }
 
+  public boolean isConnected() {
+    return connected;
+  }
+
   public Socket socket() {
     return new Handle();
   }
@@ -59,7 +63,10 @@ public class SocketChannel extends SelectableChannel
   }
 
   public boolean finishConnect() throws IOException {
-    return natFinishConnect(socket);
+    if (! connected) {
+      connected = natFinishConnect(socket);
+    }
+    return connected;
   }
 
   public void close() throws IOException {

classpath/java/nio/channels/SocketSelector.java

@@ -65,7 +65,7 @@ class SocketSelector extends Selector {
   public int doSelect(long interval) throws IOException {
     selectedKeys.clear();
 
-    if (clearWoken()) return 0;
+    if (clearWoken()) interval = -1;
 
     int max=0;
     for (Iterator<SelectionKey> it = keys.iterator();

makefile

@@ -507,6 +507,8 @@ clean-native:
 	@echo "removing $(native-build)"
 	rm -rf $(native-build)
 
+$(native-build)/compile-x86-asm.o: $(src)/continuations-x86.S
+
 gen-arg = $(shell echo $(1) | sed -e 's:$(native-build)/type-\(.*\)\.cpp:\1:')
 $(generated-code): %.cpp: $(src)/types.def $(generator) $(classpath-dep)
 	@echo "generating $(@)"

src/compile-powerpc.S

@@ -24,11 +24,11 @@
 #  define GLOBAL(x) x   
 #endif
       
-#define THREAD_CONTINUATION 96
+#define THREAD_CONTINUATION 100
 #define THREAD_EXCEPTION 36
-#define THREAD_EXCEPTION_STACK_ADJUSTMENT 100
-#define THREAD_EXCEPTION_OFFSET 104
-#define THREAD_EXCEPTION_HANDLER 108
+#define THREAD_EXCEPTION_STACK_ADJUSTMENT 104
+#define THREAD_EXCEPTION_OFFSET 108
+#define THREAD_EXCEPTION_HANDLER 112
 
 #define CONTINUATION_NEXT 4
 #define CONTINUATION_ADDRESS 16

src/compiler.cpp

@@ -5182,8 +5182,6 @@ populateSiteTables(Context* c, Event* e, SiteRecordList* frozen)
   resolveJunctionSites(c, e, frozen);
 
   resolveBranchSites(c, e, frozen);
-
-  captureBranchSnapshots(c, e);
 }
 
 void
@@ -5452,12 +5450,17 @@ compile(Context* c)
 
     populateSources(c, e);
 
+    if (branch and e->successors) {
+      captureBranchSnapshots(c, e);
+    }
+
     thaw(c, &frozen);
 
     e->compile(c);
 
     if ((not branch) and e->successors) {
       populateSiteTables(c, e, &frozen);
+      captureBranchSnapshots(c, e);
       thaw(c, &frozen);
     }
 

src/continuations-x86.S

@@ -1,10 +1,10 @@
 #ifdef __x86_64__
 
-#define THREAD_CONTINUATION 168
+#define THREAD_CONTINUATION 176
 #define THREAD_EXCEPTION 64
-#define THREAD_EXCEPTION_STACK_ADJUSTMENT 176
-#define THREAD_EXCEPTION_OFFSET 184
-#define THREAD_EXCEPTION_HANDLER 192
+#define THREAD_EXCEPTION_STACK_ADJUSTMENT 184
+#define THREAD_EXCEPTION_OFFSET 192
+#define THREAD_EXCEPTION_HANDLER 200
 
 #define CONTINUATION_NEXT 8
 #define CONTINUATION_ADDRESS 32
@@ -75,11 +75,11 @@ LOCAL(vmInvoke_exit):
 
 #elif defined __i386__
    
-#define THREAD_CONTINUATION 96
+#define THREAD_CONTINUATION 100
 #define THREAD_EXCEPTION 36
-#define THREAD_EXCEPTION_STACK_ADJUSTMENT 100
-#define THREAD_EXCEPTION_OFFSET 104
-#define THREAD_EXCEPTION_HANDLER 108
+#define THREAD_EXCEPTION_STACK_ADJUSTMENT 104
+#define THREAD_EXCEPTION_OFFSET 108
+#define THREAD_EXCEPTION_HANDLER 112
 
 #define CONTINUATION_NEXT 4
 #define CONTINUATION_ADDRESS 16