changeset in /hg/icedtea6: 2009-05-27 Gary Benson <gbenson at red...
Gary Benson
gbenson at redhat.com
Wed May 27 06:59:32 PDT 2009
changeset e805128be861 in /hg/icedtea6
details: http://icedtea.classpath.org/hg/icedtea6?cmd=changeset;node=e805128be861
description:
2009-05-27 Gary Benson <gbenson at redhat.com>
* ports/hotspot/src/share/vm/shark/sharkFunction.hpp
(SharkFunction::_monitor_count): Removed.
(SharkFunction::_max_monitors): New field.
(SharkFunction::monitor_count): Removed.
(SharkFunction::max_monitors): New method.
(SharkFunction::_exception_slot_offset): Removed.
(SharkFunction::exception_slot): Likewise.
(SharkFunction::_oop_tmp_slot_offset): New field.
(SharkFunction::oop_tmp_slot_offset): New method.
(SharkFunction::monitors_slots): Removed.
(SharkFunction::monitors_slots_offset): Likewise.
(SharkFunction::monitor_offset): New method.
(SharkFunction::monitor_object_offset): Likewise.
(SharkFunction::monitor_header_offset): Likewise.
(SharkFunction::monitor_addr): Likewise.
(SharkFunction::monitor_object_addr): Likewise.
(SharkFunction::monitor_header_addr): Likewise.
* ports/hotspot/src/share/vm/shark/sharkFunction.cpp
(SharkFunction::initialize): Renamed _monitor_count as _max_monitors.
(SharkFunction::CreateBuildFrame): Renamed _monitor_count as
_max_monitors, remove monitor initialization, remove exception
pointer and add temporary oop slot.
(SharkFunction::monitor): Removed.
* ports/hotspot/src/share/vm/shark/sharkState.hpp
(SharkState::_num_monitors): New field.
(SharkState::max_monitors): New method.
(SharkState::num_monitors): Likewise.
(SharkState::set_num_monitors): Likewise.
(SharkState::_oop_tmp): New field.
(SharkState::oop_tmp_addr): New method.
(SharkState::oop_tmp): Likewise.
(SharkState::set_oop_tmp): Likewise.
* ports/hotspot/src/share/vm/shark/sharkState.inline.hpp
(SharkState::max_monitors): New method.
* ports/hotspot/src/share/vm/shark/sharkState.cpp
(SharkState::SharkState): Initialize oop_tmp.
(SharkState::initialize): Initialize num_monitors.
(SharkPHIState::SharkPHIState): Likewise.
(SharkState::equal_to): Also check oop_tmp and num_monitors.
(SharkPHIState::add_incoming): Likewise.
(SharkState::merge): Also merge oop_tmp and check num_monitors.
* ports/hotspot/src/share/vm/shark/sharkStateScanner.hpp
(SharkStateScanner::process_monitor): New argument.
(SharkStateScanner::process_oop_tmp_slot): New method.
(SharkStateScanner::process_exception_slot): Removed.
* ports/hotspot/src/share/vm/shark/sharkStateScanner.cpp
(SharkStateScanner::scan): Replace monitor scanning, remove
exception slot, and add temporary oop slot.
* ports/hotspot/src/share/vm/shark/sharkCacheDecache.hpp
(SharkDecacher::process_monitor): New argument.
(SharkDecacher::process_oop_tmp_slot): New method.
(SharkCacher::process_oop_tmp_slot): Likewise.
(SharkDecacher::process_exception_slot): Removed.
* ports/hotspot/src/share/vm/shark/sharkCacheDecache.cpp
(SharkDecacher::process_monitor): New argument.
(SharkDecacher::process_oop_tmp_slot): New method.
(SharkCacher::process_oop_tmp_slot): Likewise.
(SharkDecacher::process_exception_slot): Removed.
* ports/hotspot/src/share/vm/shark/sharkTopLevelBlock.hpp
(SharkTopLevelBlock::set_oop_tmp): New method.
(SharkTopLevelBlock::get_oop_tmp): Likewise.
(SharkTopLevelBlock::num_monitors): Likewise.
(SharkTopLevelBlock::set_num_monitors): Likewise.
(SharkTopLevelBlock::release_method_lock): Removed.
(SharkTopLevelBlock::release_locked_monitors): Likewise.
(SharkTopLevelBlock::acquire_lock): New method.
(SharkTopLevelBlock::release_lock): Likewise.
* ports/hotspot/src/share/vm/shark/sharkTopLevelBlock.cpp
(SharkTopLevelBlock::acquire_method_lock): Rewritten.
(SharkTopLevelBlock::release_method_lock): Removed.
(SharkTopLevelBlock::release_locked_monitors): Likewise.
(SharkTopLevelBlock::handle_return): New monitor release code.
(SharkTopLevelBlock::do_monitorenter): Rewritten.
(SharkTopLevelBlock::do_monitorexit): Likewise.
(SharkTopLevelBlock::acquire_lock): New method.
(SharkTopLevelBlock::release_lock): Likewise.
* ports/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp
(SharkFrame::Layout): Replaced exception slot with oop_tmp slot.
* ports/hotspot/src/cpu/zero/vm/stackPrinter_zero.hpp
(ZeroStackPrinter::print_word): Likewise.
* ports/hotspot/src/share/vm/shark/sharkMonitor.hpp: Removed.
* ports/hotspot/src/share/vm/shark/sharkMonitor.cpp: Likewise.
* ports/hotspot/src/share/vm/includeDB_shark: Updated.
* patches/hotspot/default/icedtea-shark.patch
(vframeArrayElement::fill_in): Remove workaround for
unused but recorded monitors.
(vframeArrayElement::unpack_on_stack): Likewise.
diffstat:
18 files changed, 488 insertions(+), 565 deletions(-)
ChangeLog | 98 ++++
patches/hotspot/default/icedtea-shark.patch | 26 -
ports/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp | 4
ports/hotspot/src/cpu/zero/vm/stackPrinter_zero.hpp | 4
ports/hotspot/src/share/vm/includeDB_shark | 15
ports/hotspot/src/share/vm/shark/sharkCacheDecache.cpp | 48 +-
ports/hotspot/src/share/vm/shark/sharkCacheDecache.hpp | 7
ports/hotspot/src/share/vm/shark/sharkFunction.cpp | 53 --
ports/hotspot/src/share/vm/shark/sharkFunction.hpp | 87 ++--
ports/hotspot/src/share/vm/shark/sharkMonitor.cpp | 170 -------
ports/hotspot/src/share/vm/shark/sharkMonitor.hpp | 94 ----
ports/hotspot/src/share/vm/shark/sharkState.cpp | 35 +
ports/hotspot/src/share/vm/shark/sharkState.hpp | 29 +
ports/hotspot/src/share/vm/shark/sharkState.inline.hpp | 5
ports/hotspot/src/share/vm/shark/sharkStateScanner.cpp | 13
ports/hotspot/src/share/vm/shark/sharkStateScanner.hpp | 6
ports/hotspot/src/share/vm/shark/sharkTopLevelBlock.cpp | 320 ++++++++-------
ports/hotspot/src/share/vm/shark/sharkTopLevelBlock.hpp | 39 +
diffs (truncated from 1470 to 500 lines):
diff -r b22d229ddbcf -r e805128be861 ChangeLog
--- a/ChangeLog Wed May 27 13:49:38 2009 +0100
+++ b/ChangeLog Wed May 27 15:00:40 2009 +0100
@@ -1,3 +1,101 @@ 2009-05-27 Gary Benson <gbenson at redhat
+2009-05-27 Gary Benson <gbenson at redhat.com>
+
+ * ports/hotspot/src/share/vm/shark/sharkFunction.hpp
+ (SharkFunction::_monitor_count): Removed.
+ (SharkFunction::_max_monitors): New field.
+ (SharkFunction::monitor_count): Removed.
+ (SharkFunction::max_monitors): New method.
+ (SharkFunction::_exception_slot_offset): Removed.
+ (SharkFunction::exception_slot): Likewise.
+ (SharkFunction::_oop_tmp_slot_offset): New field.
+ (SharkFunction::oop_tmp_slot_offset): New method.
+ (SharkFunction::monitors_slots): Removed.
+ (SharkFunction::monitors_slots_offset): Likewise.
+ (SharkFunction::monitor_offset): New method.
+ (SharkFunction::monitor_object_offset): Likewise.
+ (SharkFunction::monitor_header_offset): Likewise.
+ (SharkFunction::monitor_addr): Likewise.
+ (SharkFunction::monitor_object_addr): Likewise.
+ (SharkFunction::monitor_header_addr): Likewise.
+ * ports/hotspot/src/share/vm/shark/sharkFunction.cpp
+ (SharkFunction::initialize): Renamed _monitor_count as _max_monitors.
+ (SharkFunction::CreateBuildFrame): Renamed _monitor_count as
+ _max_monitors, remove monitor initialization, remove exception
+ pointer and add temporary oop slot.
+ (SharkFunction::monitor): Removed.
+
+ * ports/hotspot/src/share/vm/shark/sharkState.hpp
+ (SharkState::_num_monitors): New field.
+ (SharkState::max_monitors): New method.
+ (SharkState::num_monitors): Likewise.
+ (SharkState::set_num_monitors): Likewise.
+ (SharkState::_oop_tmp): New field.
+ (SharkState::oop_tmp_addr): New method.
+ (SharkState::oop_tmp): Likewise.
+ (SharkState::set_oop_tmp): Likewise.
+ * ports/hotspot/src/share/vm/shark/sharkState.inline.hpp
+ (SharkState::max_monitors): New method.
+ * ports/hotspot/src/share/vm/shark/sharkState.cpp
+ (SharkState::SharkState): Initialize oop_tmp.
+ (SharkState::initialize): Initialize num_monitors.
+ (SharkPHIState::SharkPHIState): Likewise.
+ (SharkState::equal_to): Also check oop_tmp and num_monitors.
+ (SharkPHIState::add_incoming): Likewise.
+ (SharkState::merge): Also merge oop_tmp and check num_monitors.
+
+ * ports/hotspot/src/share/vm/shark/sharkStateScanner.hpp
+ (SharkStateScanner::process_monitor): New argument.
+ (SharkStateScanner::process_oop_tmp_slot): New method.
+ (SharkStateScanner::process_exception_slot): Removed.
+ * ports/hotspot/src/share/vm/shark/sharkStateScanner.cpp
+ (SharkStateScanner::scan): Replace monitor scanning, remove
+ exception slot, and add temporary oop slot.
+
+ * ports/hotspot/src/share/vm/shark/sharkCacheDecache.hpp
+ (SharkDecacher::process_monitor): New argument.
+ (SharkDecacher::process_oop_tmp_slot): New method.
+ (SharkCacher::process_oop_tmp_slot): Likewise.
+ (SharkDecacher::process_exception_slot): Removed.
+ * ports/hotspot/src/share/vm/shark/sharkCacheDecache.cpp
+ (SharkDecacher::process_monitor): New argument.
+ (SharkDecacher::process_oop_tmp_slot): New method.
+ (SharkCacher::process_oop_tmp_slot): Likewise.
+ (SharkDecacher::process_exception_slot): Removed.
+
+ * ports/hotspot/src/share/vm/shark/sharkTopLevelBlock.hpp
+ (SharkTopLevelBlock::set_oop_tmp): New method.
+ (SharkTopLevelBlock::get_oop_tmp): Likewise.
+ (SharkTopLevelBlock::num_monitors): Likewise.
+ (SharkTopLevelBlock::set_num_monitors): Likewise.
+ (SharkTopLevelBlock::release_method_lock): Removed.
+ (SharkTopLevelBlock::release_locked_monitors): Likewise.
+ (SharkTopLevelBlock::acquire_lock): New method.
+ (SharkTopLevelBlock::release_lock): Likewise.
+ * ports/hotspot/src/share/vm/shark/sharkTopLevelBlock.cpp
+ (SharkTopLevelBlock::acquire_method_lock): Rewritten.
+ (SharkTopLevelBlock::release_method_lock): Removed.
+ (SharkTopLevelBlock::release_locked_monitors): Likewise.
+ (SharkTopLevelBlock::handle_return): New monitor release code.
+ (SharkTopLevelBlock::do_monitorenter): Rewritten.
+ (SharkTopLevelBlock::do_monitorexit): Likewise.
+ (SharkTopLevelBlock::acquire_lock): New method.
+ (SharkTopLevelBlock::release_lock): Likewise.
+
+ * ports/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp
+ (SharkFrame::Layout): Replaced exception slot with oop_tmp slot.
+ * ports/hotspot/src/cpu/zero/vm/stackPrinter_zero.hpp
+ (ZeroStackPrinter::print_word): Likewise.
+
+ * ports/hotspot/src/share/vm/shark/sharkMonitor.hpp: Removed.
+ * ports/hotspot/src/share/vm/shark/sharkMonitor.cpp: Likewise.
+
+ * ports/hotspot/src/share/vm/includeDB_shark: Updated.
+
+ * patches/hotspot/default/icedtea-shark.patch
+ (vframeArrayElement::fill_in): Remove workaround for
+ unused but recorded monitors.
+ (vframeArrayElement::unpack_on_stack): Likewise.
+
2009-05-27 Gary Benson <gbenson at redhat.com>
* ports/hotspot/src/share/vm/shark/sharkCacheDecache.hpp
diff -r b22d229ddbcf -r e805128be861 patches/hotspot/default/icedtea-shark.patch
--- a/patches/hotspot/default/icedtea-shark.patch Wed May 27 13:49:38 2009 +0100
+++ b/patches/hotspot/default/icedtea-shark.patch Wed May 27 15:00:40 2009 +0100
@@ -56,32 +56,6 @@
{0, NULL, NULL}
};
---- openjdk/hotspot/src/share/vm/runtime/vframeArray.cpp.orig 2008-11-22 00:11:18.000000000 +0000
-+++ openjdk/hotspot/src/share/vm/runtime/vframeArray.cpp 2008-12-03 14:33:49.000000000 +0000
-@@ -64,6 +64,11 @@
- assert(monitor->owner() == NULL || (!monitor->owner()->is_unlocked() && !monitor->owner()->has_bias_pattern()), "object must be null or locked, and unbiased");
- BasicObjectLock* dest = _monitors->at(index);
- dest->set_obj(monitor->owner());
-+#ifdef SHARK
-+ // XXX This can be removed when Shark knows
-+ // which monitors are in use.
-+ if (monitor->owner())
-+#endif // SHARK
- monitor->lock()->move_to(monitor->owner(), dest->lock());
- }
- }
-@@ -262,6 +267,11 @@
- top = iframe()->previous_monitor_in_interpreter_frame(top);
- BasicObjectLock* src = _monitors->at(index);
- top->set_obj(src->obj());
-+#ifdef SHARK
-+ // XXX This can be removed when Shark knows
-+ // which monitors are in use.
-+ if (src->obj())
-+#endif // SHARK
- src->lock()->move_to(src->obj(), top->lock());
- }
- if (ProfileInterpreter) {
--- openjdk/hotspot/src/share/vm/runtime/vm_version.cpp.orig 2008-12-03 14:23:37.000000000 +0000
+++ openjdk/hotspot/src/share/vm/runtime/vm_version.cpp 2008-12-03 14:33:48.000000000 +0000
@@ -94,6 +94,9 @@
diff -r b22d229ddbcf -r e805128be861 ports/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp
--- a/ports/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp Wed May 27 13:49:38 2009 +0100
+++ b/ports/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp Wed May 27 15:00:40 2009 +0100
@@ -31,7 +31,7 @@
// | monitor m-1 |
// | ... |
// | monitor 0 |
-// | exception |
+// | oop_tmp |
// | method |
// | unextended_sp |
// | pc |
@@ -55,7 +55,7 @@ class SharkFrame : public ZeroFrame {
pc_off = jf_header_words,
unextended_sp_off,
method_off,
- exception_off,
+ oop_tmp_off,
header_words
};
diff -r b22d229ddbcf -r e805128be861 ports/hotspot/src/cpu/zero/vm/stackPrinter_zero.hpp
--- a/ports/hotspot/src/cpu/zero/vm/stackPrinter_zero.hpp Wed May 27 13:49:38 2009 +0100
+++ b/ports/hotspot/src/cpu/zero/vm/stackPrinter_zero.hpp Wed May 27 15:00:40 2009 +0100
@@ -222,8 +222,8 @@ class ZeroStackPrinter {
if (method->is_oop())
value = method->name_and_sig_as_C_string(_buf, _buflen);
}
- else if (word == SharkFrame::exception_off) {
- field = "exception";
+ else if (word == SharkFrame::oop_tmp_off) {
+ field = "oop_tmp";
}
else {
SharkFrame *sf = (SharkFrame *) frame;
diff -r b22d229ddbcf -r e805128be861 ports/hotspot/src/share/vm/includeDB_shark
--- a/ports/hotspot/src/share/vm/includeDB_shark Wed May 27 13:49:38 2009 +0100
+++ b/ports/hotspot/src/share/vm/includeDB_shark Wed May 27 15:00:40 2009 +0100
@@ -193,7 +193,6 @@ sharkFunction.cpp
sharkFunction.cpp sharkBuilder.hpp
sharkFunction.cpp sharkEntry.hpp
sharkFunction.cpp sharkFunction.hpp
-sharkFunction.cpp sharkMonitor.hpp
sharkFunction.cpp sharkState.inline.hpp
sharkFunction.cpp sharkTopLevelBlock.hpp
@@ -240,19 +239,6 @@ sharkMemoryManager.cpp
sharkMemoryManager.cpp llvmHeaders.hpp
sharkMemoryManager.cpp sharkEntry.hpp
sharkMemoryManager.cpp sharkMemoryManager.hpp
-
-sharkMonitor.cpp llvmHeaders.hpp
-sharkMonitor.cpp llvmValue.hpp
-sharkMonitor.cpp sharkMonitor.hpp
-sharkMonitor.cpp sharkRuntime.hpp
-sharkMonitor.cpp sharkState.inline.hpp
-sharkMonitor.cpp sharkTopLevelBlock.hpp
-
-sharkMonitor.hpp allocation.hpp
-sharkMonitor.hpp llvmHeaders.hpp
-sharkMonitor.hpp llvmValue.hpp
-sharkMonitor.hpp sharkBuilder.hpp
-sharkMonitor.hpp sharkFunction.hpp
sharkRuntime.cpp biasedLocking.hpp
sharkRuntime.cpp deoptimization.hpp
@@ -326,7 +312,6 @@ sharkTopLevelBlock.hpp
sharkTopLevelBlock.hpp sharkBlock.hpp
sharkTopLevelBlock.hpp sharkBuilder.hpp
sharkTopLevelBlock.hpp sharkFunction.hpp
-sharkTopLevelBlock.hpp sharkMonitor.hpp
sharkTopLevelBlock.hpp sharkState.inline.hpp
sharkTopLevelBlock.hpp sharkValue.hpp
diff -r b22d229ddbcf -r e805128be861 ports/hotspot/src/share/vm/shark/sharkCacheDecache.cpp
--- a/ports/hotspot/src/share/vm/shark/sharkCacheDecache.cpp Wed May 27 13:49:38 2009 +0100
+++ b/ports/hotspot/src/share/vm/shark/sharkCacheDecache.cpp Wed May 27 15:00:40 2009 +0100
@@ -82,11 +82,8 @@ void SharkDecacher::start_monitors(int n
_monarray = new GrowableArray<MonitorValue*>(num_monitors);
}
-void SharkDecacher::process_monitor(int index, int box_offset)
-{
- int obj_offset =
- box_offset + (BasicObjectLock::obj_offset_in_bytes() >> LogBytesPerWord);
-
+void SharkDecacher::process_monitor(int index, int box_offset, int obj_offset)
+{
oopmap()->set_oop(slot2reg(obj_offset));
monarray()->append(new MonitorValue(
@@ -94,13 +91,20 @@ void SharkDecacher::process_monitor(int
slot2loc(box_offset, Location::normal)));
}
-void SharkDecacher::process_exception_slot(int offset)
-{
- // Record the exception slot
- oopmap()->set_oop(slot2reg(offset));
-}
-
-void SharkDecacher::process_method_slot(llvm::Value** value, int offset)
+void SharkDecacher::process_oop_tmp_slot(Value** value, int offset)
+{
+ // Decache the temporary oop slot
+ if (*value) {
+ write_value_to_frame(
+ SharkType::oop_type(),
+ *value,
+ offset);
+
+ oopmap()->set_oop(slot2reg(offset));
+ }
+}
+
+void SharkDecacher::process_method_slot(Value** value, int offset)
{
// Decache the method pointer
write_value_to_frame(
@@ -182,14 +186,20 @@ void SharkCacher::process_stack_slot(int
}
}
-void SharkCacher::process_method_slot(llvm::Value** value, int offset)
+void SharkCacher::process_oop_tmp_slot(Value** value, int offset)
+{
+ // Cache the temporary oop
+ if (*value)
+ *value = read_value_from_frame(SharkType::oop_type(), offset);
+}
+
+void SharkCacher::process_method_slot(Value** value, int offset)
{
// Cache the method pointer
*value = read_value_from_frame(SharkType::methodOop_type(), offset);
}
-void SharkFunctionEntryCacher::process_method_slot(llvm::Value** value,
- int offset)
+void SharkFunctionEntryCacher::process_method_slot(Value** value, int offset)
{
// "Cache" the method pointer
*value = method();
@@ -212,9 +222,9 @@ void SharkCacher::process_local_slot(int
}
}
-void SharkDecacher::write_value_to_frame(const llvm::Type* type,
- llvm::Value* value,
- int offset)
+void SharkDecacher::write_value_to_frame(const Type* type,
+ Value* value,
+ int offset)
{
if (frame_cache()->value(offset) != value) {
builder()->CreateStore(
@@ -223,7 +233,7 @@ void SharkDecacher::write_value_to_frame
}
}
-Value* SharkCacher::read_value_from_frame(const llvm::Type* type, int offset)
+Value* SharkCacher::read_value_from_frame(const Type* type, int offset)
{
Value *result = builder()->CreateLoad(
function()->CreateAddressOfFrameEntry(offset, type));
diff -r b22d229ddbcf -r e805128be861 ports/hotspot/src/share/vm/shark/sharkCacheDecache.hpp
--- a/ports/hotspot/src/share/vm/shark/sharkCacheDecache.hpp Wed May 27 13:49:38 2009 +0100
+++ b/ports/hotspot/src/share/vm/shark/sharkCacheDecache.hpp Wed May 27 15:00:40 2009 +0100
@@ -122,9 +122,9 @@ class SharkDecacher : public SharkCacher
void process_stack_slot(int index, SharkValue** value, int offset);
void start_monitors(int num_monitors);
- void process_monitor(int index, int offset);
-
- void process_exception_slot(int offset);
+ void process_monitor(int index, int box_offset, int obj_offset);
+
+ void process_oop_tmp_slot(llvm::Value** value, int offset);
void process_method_slot(llvm::Value** value, int offset);
void process_pc_slot(int offset);
@@ -354,6 +354,7 @@ class SharkCacher : public SharkCacherDe
protected:
void process_stack_slot(int index, SharkValue** value, int offset);
+ void process_oop_tmp_slot(llvm::Value** value, int offset);
virtual void process_method_slot(llvm::Value** value, int offset);
void process_local_slot(int index, SharkValue** value, int offset);
diff -r b22d229ddbcf -r e805128be861 ports/hotspot/src/share/vm/shark/sharkFunction.cpp
--- a/ports/hotspot/src/share/vm/shark/sharkFunction.cpp Wed May 27 13:49:38 2009 +0100
+++ b/ports/hotspot/src/share/vm/shark/sharkFunction.cpp Wed May 27 15:00:40 2009 +0100
@@ -53,15 +53,16 @@ void SharkFunction::initialize()
// Create the list of blocks
set_block_insertion_point(NULL);
_blocks = NEW_RESOURCE_ARRAY(SharkTopLevelBlock*, flow()->block_count());
- for (int i = 0; i < block_count(); i++)
- {
- ciTypeFlow::Block *b = flow()->pre_order_at(i);
- // Work around a bug in pre_order_at() that does not return the
- // correct pre-ordering. If pre_order_at() were correct this
- // line could simply be:
- // _blocks[i] = new SharkTopLevelBlock(this, b);
- _blocks[b->pre_order()] = new SharkTopLevelBlock(this, b);
- }
+ for (int i = 0; i < block_count(); i++) {
+ ciTypeFlow::Block *b = flow()->pre_order_at(i);
+
+ // Work around a bug in pre_order_at() that does not return
+ // the correct pre-ordering. If pre_order_at() were correct
+ // this line could simply be:
+ // _blocks[i] = new SharkTopLevelBlock(this, b);
+ _blocks[b->pre_order()] = new SharkTopLevelBlock(this, b);
+ }
+
// Walk the tree from the start block to determine which
// blocks are entered and which blocks require phis
SharkTopLevelBlock *start_block = block(0);
@@ -75,11 +76,11 @@ void SharkFunction::initialize()
}
// Initialize the monitors
- _monitor_count = 0;
+ _max_monitors = 0;
if (target()->is_synchronized() || target()->uses_monitors()) {
for (int i = 0; i < block_count(); i++)
- _monitor_count = MAX2(
- _monitor_count, block(i)->ciblock()->monitor_count());
+ _max_monitors = MAX2(
+ _max_monitors, block(i)->ciblock()->monitor_count());
}
// Create the method preamble
@@ -216,7 +217,7 @@ Value* SharkFunction::CreateBuildFrame()
int locals_words = max_locals();
int extra_locals = locals_words - arg_size();
int header_words = SharkFrame::header_words;
- int monitor_words = monitor_count()*frame::interpreter_frame_monitor_size();
+ int monitor_words = max_monitors()*frame::interpreter_frame_monitor_size();
int stack_words = max_stack();
int frame_words = header_words + monitor_words + stack_words;
@@ -242,19 +243,11 @@ Value* SharkFunction::CreateBuildFrame()
offset += stack_words;
// Monitors
- if (monitor_count()) {
- _monitors_slots_offset = offset;
-
- for (int i = 0; i < monitor_count(); i++) {
- if (i != 0 || !target()->is_synchronized())
- monitor(i)->mark_free();
- }
- }
+ _monitors_slots_offset = offset;
offset += monitor_words;
- // Exception pointer
- _exception_slot_offset = offset++;
- builder()->CreateStore(LLVMValue::null(), exception_slot());
+ // Temporary oop slot
+ _oop_tmp_slot_offset = offset++;
// Method pointer
_method_slot_offset = offset++;
@@ -295,18 +288,6 @@ Value* SharkFunction::CreateAddressOfFra
result, PointerType::getUnqual(type), name);
}
return result;
-}
-
-SharkMonitor* SharkFunction::monitor(Value *index) const
-{
- Value *indexes[] = {
- LLVMValue::jint_constant(0),
- builder()->CreateSub(
- LLVMValue::jint_constant(monitor_count() - 1), index),
- };
- return new SharkMonitor(
- this,
- builder()->CreateGEP(monitors_slots(), indexes, indexes + 2));
}
class DeferredZeroCheck : public ResourceObj {
diff -r b22d229ddbcf -r e805128be861 ports/hotspot/src/share/vm/shark/sharkFunction.hpp
--- a/ports/hotspot/src/share/vm/shark/sharkFunction.hpp Wed May 27 13:49:38 2009 +0100
+++ b/ports/hotspot/src/share/vm/shark/sharkFunction.hpp Wed May 27 15:00:40 2009 +0100
@@ -23,7 +23,6 @@
*
*/
-class SharkMonitor;
class SharkTopLevelBlock;
class DeferredZeroCheck;
@@ -55,7 +54,7 @@ class SharkFunction : public StackObj {
SharkTopLevelBlock** _blocks;
llvm::Value* _base_pc;
llvm::Value* _thread;
- int _monitor_count;
+ int _max_monitors;
GrowableArray<DeferredZeroCheck*> _deferred_zero_checks;
public:
@@ -95,9 +94,9 @@ class SharkFunction : public StackObj {
{
return _thread;
}
- int monitor_count() const
- {
- return _monitor_count;
+ int max_monitors() const
+ {
+ return _max_monitors;
}
GrowableArray<DeferredZeroCheck*>* deferred_zero_checks()
{
@@ -215,29 +214,6 @@ class SharkFunction : public StackObj {
llvm::Value* CreateAddressOfFrameEntry(int offset,
const llvm::Type* type = NULL,
const char* name = "") const;
- public:
- llvm::Value* exception_slot() const
- {
- return CreateAddressOfFrameEntry(
- exception_slot_offset(),
- SharkType::oop_type(),
- "exception_slot");
- }
- llvm::Value* monitors_slots() const
- {
- return CreateAddressOfFrameEntry(
- monitors_slots_offset(),
- llvm::ArrayType::get(SharkType::monitor_type(), monitor_count()),
- "monitors");
- }
-
- public:
- SharkMonitor* monitor(int index) const
- {
- return monitor(LLVMValue::jint_constant(index));
- }
- SharkMonitor* monitor(llvm::Value* index) const;
-
private:
llvm::Value* CreateBuildFrame();
@@ -256,7 +232,7 @@ class SharkFunction : public StackObj {
int _extended_frame_size;
int _stack_slots_offset;
int _monitors_slots_offset;
- int _exception_slot_offset;
+ int _oop_tmp_slot_offset;
int _method_slot_offset;
int _pc_slot_offset;
int _locals_slots_offset;
@@ -274,13 +250,9 @@ class SharkFunction : public StackObj {
{
return _stack_slots_offset;
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