Mercurial > hg > truffle
changeset 3290:7f3faf7159fd
Merge
| author | jmasa |
|---|---|
| date | Fri, 22 Apr 2011 09:26:09 -0700 |
| parents | 732454aaf5cb (diff) b52782ae3880 (current diff) |
| children | d6cdc6c77582 |
| files | src/os/linux/vm/os_linux.cpp |
| diffstat | 60 files changed, 1081 insertions(+), 224 deletions(-) [+] |
line wrap: on
line diff
--- a/agent/src/share/classes/sun/jvm/hotspot/HelloWorld.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/HelloWorld.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000, 2001, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -55,7 +55,7 @@ synchronized(lock) { if (useMethodInvoke) { try { - Method method = HelloWorld.class.getMethod("e", null); + Method method = HelloWorld.class.getMethod("e"); Integer result = (Integer) method.invoke(null, new Object[0]); return result.intValue(); }
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/ByteValueImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/ByteValueImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -52,12 +52,10 @@ return intValue(); } - public int compareTo(Object obj) { - byte other = ((ByteValue)obj).value(); - return value() - other; + public int compareTo(ByteValue byteVal) { + return value() - byteVal.value(); } - public Type type() { return vm.theByteType(); }
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/CharValueImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/CharValueImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -52,9 +52,8 @@ return intValue(); } - public int compareTo(Object obj) { - char other = ((CharValue)obj).value(); - return value() - other; + public int compareTo(CharValue charVal) { + return value() - charVal.value(); } public Type type() {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/ConnectorImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/ConnectorImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2004, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -186,7 +186,7 @@ // assert isVMVersionMismatch(throwable), "not a VMVersionMismatch" Class expClass = throwable.getClass(); Method targetVersionMethod = expClass.getMethod("getTargetVersion", new Class[0]); - return (String) targetVersionMethod.invoke(throwable, null); + return (String) targetVersionMethod.invoke(throwable); } /** If the causal chain has a sun.jvm.hotspot.runtime.VMVersionMismatchException,
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/DoubleValueImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/DoubleValueImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -45,8 +45,8 @@ } } - public int compareTo(Object obj) { - double other = ((DoubleValue)obj).value(); + public int compareTo(DoubleValue doubleVal) { + double other = doubleVal.value(); if (value() < other) { return -1; } else if (value() == other) {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/FieldImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/FieldImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -145,8 +145,7 @@ } // From interface Comparable - public int compareTo(Object object) { - Field field = (Field)object; + public int compareTo(Field field) { ReferenceTypeImpl declaringType = (ReferenceTypeImpl)declaringType(); int rc = declaringType.compareTo(field.declaringType()); if (rc == 0) {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/FloatValueImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/FloatValueImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -52,8 +52,8 @@ return intValue(); } - public int compareTo(Object obj) { - float other = ((FloatValue)obj).value(); + public int compareTo(FloatValue floatVal) { + float other = floatVal.value(); if (value() < other) { return -1; } else if (value() == other) {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/IntegerValueImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/IntegerValueImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -52,9 +52,8 @@ return intValue(); } - public int compareTo(Object obj) { - int other = ((IntegerValue)obj).value(); - return value() - other; + public int compareTo(IntegerValue integerVal) { + return value() - integerVal.value(); } public Type type() {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/LocalVariableImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/LocalVariableImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2004, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -67,8 +67,8 @@ return (int)method.hashCode() + slot(); } - public int compareTo(Object object) { - LocalVariableImpl other = (LocalVariableImpl)object; + public int compareTo(LocalVariable localVar) { + LocalVariableImpl other = (LocalVariableImpl) localVar; int rc = method.compareTo(other.method); if (rc == 0) { rc = slot() - other.slot();
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/LocationImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/LocationImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -78,8 +78,7 @@ return method().hashCode() + (int)codeIndex(); } - public int compareTo(Object object) { - LocationImpl other = (LocationImpl)object; + public int compareTo(Location other) { int rc = method().compareTo(other.method()); if (rc == 0) { long diff = codeIndex() - other.codeIndex();
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/LongValueImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/LongValueImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -52,8 +52,8 @@ return intValue(); } - public int compareTo(Object obj) { - long other = ((LongValue)obj).value(); + public int compareTo(LongValue longVal) { + long other = longVal.value(); if (value() < other) { return -1; } else if (value() == other) {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/MethodImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/MethodImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2005, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -200,8 +200,7 @@ } // From interface Comparable - public int compareTo(Object object) { - Method method = (Method)object; + public int compareTo(Method method) { ReferenceTypeImpl declaringType = (ReferenceTypeImpl)declaringType(); int rc = declaringType.compareTo(method.declaringType()); if (rc == 0) {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/ReferenceTypeImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/ReferenceTypeImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2005, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -99,7 +99,7 @@ return saKlass.hashCode(); } - public int compareTo(Object object) { + public int compareTo(ReferenceType refType) { /* * Note that it is critical that compareTo() == 0 * implies that equals() == true. Otherwise, TreeSet @@ -108,7 +108,7 @@ * (Classes of the same name loaded by different class loaders * or in different VMs must not return 0). */ - ReferenceTypeImpl other = (ReferenceTypeImpl)object; + ReferenceTypeImpl other = (ReferenceTypeImpl)refType; int comp = name().compareTo(other.name()); if (comp == 0) { Oop rf1 = ref();
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/ShortValueImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/ShortValueImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -52,9 +52,8 @@ return intValue(); } - public int compareTo(Object obj) { - short other = ((ShortValue)obj).value(); - return value() - other; + public int compareTo(ShortValue shortVal) { + return value() - shortVal.value(); } public Type type() {
--- a/agent/src/share/classes/sun/jvm/hotspot/jdi/VirtualMachineImpl.java Thu Apr 21 10:23:44 2011 -0700 +++ b/agent/src/share/classes/sun/jvm/hotspot/jdi/VirtualMachineImpl.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2006, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -798,12 +798,11 @@ } public String description() { - String[] versionParts = {"" + vmmgr.majorInterfaceVersion(), - "" + vmmgr.minorInterfaceVersion(), - name()}; return java.text.MessageFormat.format(java.util.ResourceBundle. getBundle("com.sun.tools.jdi.resources.jdi").getString("version_format"), - versionParts); + "" + vmmgr.majorInterfaceVersion(), + "" + vmmgr.minorInterfaceVersion(), + name()); } public String version() {
--- a/make/linux/makefiles/sa.make Thu Apr 21 10:23:44 2011 -0700 +++ b/make/linux/makefiles/sa.make Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ # -# Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. +# Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. # # This code is free software; you can redistribute it and/or modify it @@ -97,8 +97,8 @@ $(foreach file,$(AGENT_FILES1),$(shell echo $(file) >> $(AGENT_FILES1_LIST))) $(foreach file,$(AGENT_FILES2),$(shell echo $(file) >> $(AGENT_FILES2_LIST))) - $(QUIETLY) $(REMOTE) $(COMPILE.JAVAC) -source 1.4 -target 1.4 -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES1_LIST) - $(QUIETLY) $(REMOTE) $(COMPILE.JAVAC) -source 1.4 -target 1.4 -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES2_LIST) + $(QUIETLY) $(REMOTE) $(COMPILE.JAVAC) -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES1_LIST) + $(QUIETLY) $(REMOTE) $(COMPILE.JAVAC) -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES2_LIST) $(QUIETLY) $(REMOTE) $(COMPILE.RMIC) -classpath $(SA_CLASSDIR) -d $(SA_CLASSDIR) sun.jvm.hotspot.debugger.remote.RemoteDebuggerServer $(QUIETLY) echo "$(SA_BUILD_VERSION_PROP)" > $(SA_PROPERTIES)
--- a/make/linux/makefiles/vm.make Thu Apr 21 10:23:44 2011 -0700 +++ b/make/linux/makefiles/vm.make Fri Apr 22 09:26:09 2011 -0700 @@ -142,13 +142,15 @@ COMPILER2_PATHS += $(HS_COMMON_SRC)/share/vm/libadt COMPILER2_PATHS += $(GENERATED)/adfiles +SHARK_PATHS := $(GAMMADIR)/src/share/vm/shark + # Include dirs per type. Src_Dirs/CORE := $(CORE_PATHS) Src_Dirs/COMPILER1 := $(CORE_PATHS) $(COMPILER1_PATHS) Src_Dirs/COMPILER2 := $(CORE_PATHS) $(COMPILER2_PATHS) Src_Dirs/TIERED := $(CORE_PATHS) $(COMPILER1_PATHS) $(COMPILER2_PATHS) Src_Dirs/ZERO := $(CORE_PATHS) -Src_Dirs/SHARK := $(CORE_PATHS) +Src_Dirs/SHARK := $(CORE_PATHS) $(SHARK_PATHS) Src_Dirs := $(Src_Dirs/$(TYPE)) COMPILER2_SPECIFIC_FILES := opto libadt bcEscapeAnalyzer.cpp chaitin\* c2_\* runtime_\*
--- a/make/solaris/makefiles/sa.make Thu Apr 21 10:23:44 2011 -0700 +++ b/make/solaris/makefiles/sa.make Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ # -# Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. +# Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. # # This code is free software; you can redistribute it and/or modify it @@ -88,8 +88,8 @@ $(foreach file,$(AGENT_FILES1),$(shell echo $(file) >> $(AGENT_FILES1_LIST))) $(foreach file,$(AGENT_FILES2),$(shell echo $(file) >> $(AGENT_FILES2_LIST))) - $(QUIETLY) $(COMPILE.JAVAC) -source 1.4 -target 1.4 -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES1_LIST) - $(QUIETLY) $(COMPILE.JAVAC) -source 1.4 -target 1.4 -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES2_LIST) + $(QUIETLY) $(COMPILE.JAVAC) -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES1_LIST) + $(QUIETLY) $(COMPILE.JAVAC) -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) @$(AGENT_FILES2_LIST) $(QUIETLY) $(COMPILE.RMIC) -classpath $(SA_CLASSDIR) -d $(SA_CLASSDIR) sun.jvm.hotspot.debugger.remote.RemoteDebuggerServer $(QUIETLY) echo "$(SA_BUILD_VERSION_PROP)" > $(SA_PROPERTIES)
--- a/make/windows/makefiles/sa.make Thu Apr 21 10:23:44 2011 -0700 +++ b/make/windows/makefiles/sa.make Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ # -# Copyright (c) 2003, 2009, Oracle and/or its affiliates. All rights reserved. +# Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. # # This code is free software; you can redistribute it and/or modify it @@ -55,9 +55,9 @@ $(GENERATED)\sa-jdi.jar: $(AGENT_FILES1:/=\) $(AGENT_FILES2:/=\) @if not exist $(SA_CLASSDIR) mkdir $(SA_CLASSDIR) @echo ...Building sa-jdi.jar - @echo ...$(COMPILE_JAVAC) -source 1.4 -target 1.4 -classpath $(SA_CLASSPATH) -d $(SA_CLASSDIR) .... - @$(COMPILE_JAVAC) -source 1.4 -target 1.4 -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) $(AGENT_FILES1:/=\) - @$(COMPILE_JAVAC) -source 1.4 -target 1.4 -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) $(AGENT_FILES2:/=\) + @echo ...$(COMPILE_JAVAC) -classpath $(SA_CLASSPATH) -d $(SA_CLASSDIR) .... + @$(COMPILE_JAVAC) -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) $(AGENT_FILES1:/=\) + @$(COMPILE_JAVAC) -classpath $(SA_CLASSPATH) -sourcepath $(AGENT_SRC_DIR) -d $(SA_CLASSDIR) $(AGENT_FILES2:/=\) $(COMPILE_RMIC) -classpath $(SA_CLASSDIR) -d $(SA_CLASSDIR) sun.jvm.hotspot.debugger.remote.RemoteDebuggerServer $(QUIETLY) echo $(SA_BUILD_VERSION_PROP)> $(SA_PROPERTIES) $(QUIETLY) rm -f $(SA_CLASSDIR)/sun/jvm/hotspot/utilities/soql/sa.js
--- a/src/cpu/x86/vm/assembler_x86.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/x86/vm/assembler_x86.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -2317,7 +2317,7 @@ } void Assembler::prefetchr(Address src) { - NOT_LP64(assert(VM_Version::supports_3dnow(), "must support")); + NOT_LP64(assert(VM_Version::supports_3dnow_prefetch(), "must support")); InstructionMark im(this); prefetch_prefix(src); emit_byte(0x0D); @@ -2349,7 +2349,7 @@ } void Assembler::prefetchw(Address src) { - NOT_LP64(assert(VM_Version::supports_3dnow(), "must support")); + NOT_LP64(assert(VM_Version::supports_3dnow_prefetch(), "must support")); InstructionMark im(this); prefetch_prefix(src); emit_byte(0x0D);
--- a/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1401,7 +1401,7 @@ default: ShouldNotReachHere(); break; } - } else if (VM_Version::supports_3dnow()) { + } else if (VM_Version::supports_3dnow_prefetch()) { __ prefetchr(from_addr); } } @@ -1424,7 +1424,7 @@ default: ShouldNotReachHere(); break; } - } else if (VM_Version::supports_3dnow()) { + } else if (VM_Version::supports_3dnow_prefetch()) { __ prefetchw(from_addr); } }
--- a/src/cpu/x86/vm/vm_version_x86.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/x86/vm/vm_version_x86.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -348,7 +348,7 @@ } char buf[256]; - jio_snprintf(buf, sizeof(buf), "(%u cores per cpu, %u threads per core) family %d model %d stepping %d%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", + jio_snprintf(buf, sizeof(buf), "(%u cores per cpu, %u threads per core) family %d model %d stepping %d%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", cores_per_cpu(), threads_per_core(), cpu_family(), _model, _stepping, (supports_cmov() ? ", cmov" : ""), @@ -363,8 +363,7 @@ (supports_sse4_2() ? ", sse4.2" : ""), (supports_popcnt() ? ", popcnt" : ""), (supports_mmx_ext() ? ", mmxext" : ""), - (supports_3dnow() ? ", 3dnow" : ""), - (supports_3dnow2() ? ", 3dnowext" : ""), + (supports_3dnow_prefetch() ? ", 3dnowpref" : ""), (supports_lzcnt() ? ", lzcnt": ""), (supports_sse4a() ? ", sse4a": ""), (supports_ht() ? ", ht": "")); @@ -522,13 +521,13 @@ // set valid Prefetch instruction if( ReadPrefetchInstr < 0 ) ReadPrefetchInstr = 0; if( ReadPrefetchInstr > 3 ) ReadPrefetchInstr = 3; - if( ReadPrefetchInstr == 3 && !supports_3dnow() ) ReadPrefetchInstr = 0; - if( !supports_sse() && supports_3dnow() ) ReadPrefetchInstr = 3; + if( ReadPrefetchInstr == 3 && !supports_3dnow_prefetch() ) ReadPrefetchInstr = 0; + if( !supports_sse() && supports_3dnow_prefetch() ) ReadPrefetchInstr = 3; if( AllocatePrefetchInstr < 0 ) AllocatePrefetchInstr = 0; if( AllocatePrefetchInstr > 3 ) AllocatePrefetchInstr = 3; - if( AllocatePrefetchInstr == 3 && !supports_3dnow() ) AllocatePrefetchInstr=0; - if( !supports_sse() && supports_3dnow() ) AllocatePrefetchInstr = 3; + if( AllocatePrefetchInstr == 3 && !supports_3dnow_prefetch() ) AllocatePrefetchInstr=0; + if( !supports_sse() && supports_3dnow_prefetch() ) AllocatePrefetchInstr = 3; // Allocation prefetch settings intx cache_line_size = L1_data_cache_line_size(); @@ -576,10 +575,10 @@ logical_processors_per_package()); tty->print_cr("UseSSE=%d",UseSSE); tty->print("Allocation: "); - if (AllocatePrefetchStyle <= 0 || UseSSE == 0 && !supports_3dnow()) { + if (AllocatePrefetchStyle <= 0 || UseSSE == 0 && !supports_3dnow_prefetch()) { tty->print_cr("no prefetching"); } else { - if (UseSSE == 0 && supports_3dnow()) { + if (UseSSE == 0 && supports_3dnow_prefetch()) { tty->print("PREFETCHW"); } else if (UseSSE >= 1) { if (AllocatePrefetchInstr == 0) {
--- a/src/cpu/x86/vm/vm_version_x86.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/x86/vm/vm_version_x86.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -188,7 +188,8 @@ CPU_FXSR = (1 << 2), CPU_HT = (1 << 3), CPU_MMX = (1 << 4), - CPU_3DNOW = (1 << 5), // 3DNow comes from cpuid 0x80000001 (EDX) + CPU_3DNOW_PREFETCH = (1 << 5), // Processor supports 3dnow prefetch and prefetchw instructions + // may not necessarily support other 3dnow instructions CPU_SSE = (1 << 6), CPU_SSE2 = (1 << 7), CPU_SSE3 = (1 << 8), // SSE3 comes from cpuid 1 (ECX) @@ -328,8 +329,9 @@ // AMD features. if (is_amd()) { - if (_cpuid_info.ext_cpuid1_edx.bits.tdnow != 0) - result |= CPU_3DNOW; + if ((_cpuid_info.ext_cpuid1_edx.bits.tdnow != 0) || + (_cpuid_info.ext_cpuid1_ecx.bits.prefetchw != 0)) + result |= CPU_3DNOW_PREFETCH; if (_cpuid_info.ext_cpuid1_ecx.bits.lzcnt != 0) result |= CPU_LZCNT; if (_cpuid_info.ext_cpuid1_ecx.bits.sse4a != 0) @@ -446,9 +448,8 @@ // // AMD features // - static bool supports_3dnow() { return (_cpuFeatures & CPU_3DNOW) != 0; } + static bool supports_3dnow_prefetch() { return (_cpuFeatures & CPU_3DNOW_PREFETCH) != 0; } static bool supports_mmx_ext() { return is_amd() && _cpuid_info.ext_cpuid1_edx.bits.mmx_amd != 0; } - static bool supports_3dnow2() { return is_amd() && _cpuid_info.ext_cpuid1_edx.bits.tdnow2 != 0; } static bool supports_lzcnt() { return (_cpuFeatures & CPU_LZCNT) != 0; } static bool supports_sse4a() { return (_cpuFeatures & CPU_SSE4A) != 0; }
--- a/src/cpu/x86/vm/x86_32.ad Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/x86/vm/x86_32.ad Fri Apr 22 09:26:09 2011 -0700 @@ -3423,7 +3423,7 @@ masm.movptr(boxReg, tmpReg); // consider: LEA box, [tmp-2] // Using a prefetchw helps avoid later RTS->RTO upgrades and cache probes - if ((EmitSync & 2048) && VM_Version::supports_3dnow() && os::is_MP()) { + if ((EmitSync & 2048) && VM_Version::supports_3dnow_prefetch() && os::is_MP()) { // prefetchw [eax + Offset(_owner)-2] masm.prefetchw(Address(rax, ObjectMonitor::owner_offset_in_bytes()-2)); } @@ -3467,7 +3467,7 @@ masm.movptr(boxReg, tmpReg) ; // Using a prefetchw helps avoid later RTS->RTO upgrades and cache probes - if ((EmitSync & 2048) && VM_Version::supports_3dnow() && os::is_MP()) { + if ((EmitSync & 2048) && VM_Version::supports_3dnow_prefetch() && os::is_MP()) { // prefetchw [eax + Offset(_owner)-2] masm.prefetchw(Address(rax, ObjectMonitor::owner_offset_in_bytes()-2)); } @@ -3614,7 +3614,7 @@ // See also http://gee.cs.oswego.edu/dl/jmm/cookbook.html. masm.get_thread (boxReg) ; - if ((EmitSync & 4096) && VM_Version::supports_3dnow() && os::is_MP()) { + if ((EmitSync & 4096) && VM_Version::supports_3dnow_prefetch() && os::is_MP()) { // prefetchw [ebx + Offset(_owner)-2] masm.prefetchw(Address(rbx, ObjectMonitor::owner_offset_in_bytes()-2)); } @@ -7333,7 +7333,7 @@ // Must be safe to execute with invalid address (cannot fault). instruct prefetchr0( memory mem ) %{ - predicate(UseSSE==0 && !VM_Version::supports_3dnow()); + predicate(UseSSE==0 && !VM_Version::supports_3dnow_prefetch()); match(PrefetchRead mem); ins_cost(0); size(0); @@ -7343,7 +7343,7 @@ %} instruct prefetchr( memory mem ) %{ - predicate(UseSSE==0 && VM_Version::supports_3dnow() || ReadPrefetchInstr==3); + predicate(UseSSE==0 && VM_Version::supports_3dnow_prefetch() || ReadPrefetchInstr==3); match(PrefetchRead mem); ins_cost(100); @@ -7387,7 +7387,7 @@ %} instruct prefetchw0( memory mem ) %{ - predicate(UseSSE==0 && !VM_Version::supports_3dnow()); + predicate(UseSSE==0 && !VM_Version::supports_3dnow_prefetch()); match(PrefetchWrite mem); ins_cost(0); size(0); @@ -7397,7 +7397,7 @@ %} instruct prefetchw( memory mem ) %{ - predicate(UseSSE==0 && VM_Version::supports_3dnow() || AllocatePrefetchInstr==3); + predicate(UseSSE==0 && VM_Version::supports_3dnow_prefetch() || AllocatePrefetchInstr==3); match( PrefetchWrite mem ); ins_cost(100);
--- a/src/cpu/zero/vm/bytecodeInterpreter_zero.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/zero/vm/bytecodeInterpreter_zero.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -1,6 +1,6 @@ /* * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright 2007, 2008 Red Hat, Inc. + * Copyright 2007, 2008, 2011 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -150,4 +150,22 @@ #define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \ ((VMJavaVal64*)(addr))->l) +// VMSlots implementation + +#define VMSLOTS_SLOT(offset) ((intptr_t*)&vmslots[(offset)]) +#define VMSLOTS_ADDR(offset) ((address)vmslots[(offset)]) +#define VMSLOTS_INT(offset) (*((jint*)&vmslots[(offset)])) +#define VMSLOTS_FLOAT(offset) (*((jfloat*)&vmslots[(offset)])) +#define VMSLOTS_OBJECT(offset) ((oop)vmslots[(offset)]) +#define VMSLOTS_DOUBLE(offset) (((VMJavaVal64*)&vmslots[(offset) - 1])->d) +#define VMSLOTS_LONG(offset) (((VMJavaVal64*)&vmslots[(offset) - 1])->l) + +#define SET_VMSLOTS_SLOT(value, offset) (*(intptr_t*)&vmslots[(offset)] = *(intptr_t *)(value)) +#define SET_VMSLOTS_ADDR(value, offset) (*((address *)&vmslots[(offset)]) = (value)) +#define SET_VMSLOTS_INT(value, offset) (*((jint *)&vmslots[(offset)]) = (value)) +#define SET_VMSLOTS_FLOAT(value, offset) (*((jfloat *)&vmslots[(offset)]) = (value)) +#define SET_VMSLOTS_OBJECT(value, offset) (*((oop *)&vmslots[(offset)]) = (value)) +#define SET_VMSLOTS_DOUBLE(value, offset) (((VMJavaVal64*)&vmslots[(offset) - 1])->d = (value)) +#define SET_VMSLOTS_LONG(value, offset) (((VMJavaVal64*)&vmslots[(offset) - 1])->l = (value)) + #endif // CPU_ZERO_VM_BYTECODEINTERPRETER_ZERO_HPP
--- a/src/cpu/zero/vm/cppInterpreter_zero.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/zero/vm/cppInterpreter_zero.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1,6 +1,6 @@ /* * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. - * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc. + * Copyright 2007, 2008, 2009, 2010, 2011 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -56,10 +56,13 @@ #define fixup_after_potential_safepoint() \ method = istate->method() -#define CALL_VM_NOCHECK(func) \ +#define CALL_VM_NOCHECK_NOFIX(func) \ thread->set_last_Java_frame(); \ func; \ - thread->reset_last_Java_frame(); \ + thread->reset_last_Java_frame(); + +#define CALL_VM_NOCHECK(func) \ + CALL_VM_NOCHECK_NOFIX(func) \ fixup_after_potential_safepoint() int CppInterpreter::normal_entry(methodOop method, intptr_t UNUSED, TRAPS) { @@ -177,6 +180,25 @@ method, istate->osr_entry(), istate->osr_buf(), THREAD); return; } + else if (istate->msg() == BytecodeInterpreter::call_method_handle) { + oop method_handle = istate->callee(); + + // Trim back the stack to put the parameters at the top + stack->set_sp(istate->stack() + 1); + + // Make the call + process_method_handle(method_handle, THREAD); + fixup_after_potential_safepoint(); + + // Convert the result + istate->set_stack(stack->sp() - 1); + + // Restore the stack + stack->set_sp(istate->stack_limit() + 1); + + // Resume the interpreter + istate->set_msg(BytecodeInterpreter::method_resume); + } else { ShouldNotReachHere(); } @@ -607,6 +629,549 @@ return 0; } +int CppInterpreter::method_handle_entry(methodOop method, + intptr_t UNUSED, TRAPS) { + JavaThread *thread = (JavaThread *) THREAD; + ZeroStack *stack = thread->zero_stack(); + int argument_slots = method->size_of_parameters(); + int result_slots = type2size[result_type_of(method)]; + intptr_t *vmslots = stack->sp(); + intptr_t *unwind_sp = vmslots + argument_slots; + + // Find the MethodType + address p = (address) method; + for (jint* pc = method->method_type_offsets_chain(); (*pc) != -1; pc++) { + p = *(address*)(p + (*pc)); + } + oop method_type = (oop) p; + + // The MethodHandle is in the slot after the arguments + oop form = java_lang_invoke_MethodType::form(method_type); + int num_vmslots = java_lang_invoke_MethodTypeForm::vmslots(form); + assert(argument_slots == num_vmslots + 1, "should be"); + oop method_handle = VMSLOTS_OBJECT(num_vmslots); + + // InvokeGeneric requires some extra shuffling + oop mhtype = java_lang_invoke_MethodHandle::type(method_handle); + bool is_exact = mhtype == method_type; + if (!is_exact) { + if (method->intrinsic_id() == vmIntrinsics::_invokeExact) { + CALL_VM_NOCHECK_NOFIX( + InterpreterRuntime::throw_WrongMethodTypeException( + thread, method_type, mhtype)); + // NB all oops trashed! + assert(HAS_PENDING_EXCEPTION, "should do"); + stack->set_sp(unwind_sp); + return 0; + } + assert(method->intrinsic_id() == vmIntrinsics::_invokeGeneric, "should be"); + + // Load up an adapter from the calling type + // NB the x86 code for this (in methodHandles_x86.cpp, search for + // "genericInvoker") is really really odd. I'm hoping it's trying + // to accomodate odd VM/class library combinations I can ignore. + oop adapter = java_lang_invoke_MethodTypeForm::genericInvoker(form); + if (adapter == NULL) { + CALL_VM_NOCHECK_NOFIX( + InterpreterRuntime::throw_WrongMethodTypeException( + thread, method_type, mhtype)); + // NB all oops trashed! + assert(HAS_PENDING_EXCEPTION, "should do"); + stack->set_sp(unwind_sp); + return 0; + } + + // Adapters are shared among form-families of method-type. The + // type being called is passed as a trusted first argument so that + // the adapter knows the actual types of its arguments and return + // values. + insert_vmslots(num_vmslots + 1, 1, THREAD); + if (HAS_PENDING_EXCEPTION) { + // NB all oops trashed! + stack->set_sp(unwind_sp); + return 0; + } + + vmslots = stack->sp(); + num_vmslots++; + SET_VMSLOTS_OBJECT(method_type, num_vmslots); + + method_handle = adapter; + } + + // Start processing + process_method_handle(method_handle, THREAD); + if (HAS_PENDING_EXCEPTION) + result_slots = 0; + + // If this is an invokeExact then the eventual callee will not + // have unwound the method handle argument so we have to do it. + // If a result is being returned the it will be above the method + // handle argument we're unwinding. + if (is_exact) { + intptr_t result[2]; + for (int i = 0; i < result_slots; i++) + result[i] = stack->pop(); + stack->pop(); + for (int i = result_slots - 1; i >= 0; i--) + stack->push(result[i]); + } + + // Check + assert(stack->sp() == unwind_sp - result_slots, "should be"); + + // No deoptimized frames on the stack + return 0; +} + +void CppInterpreter::process_method_handle(oop method_handle, TRAPS) { + JavaThread *thread = (JavaThread *) THREAD; + ZeroStack *stack = thread->zero_stack(); + intptr_t *vmslots = stack->sp(); + + bool direct_to_method = false; + BasicType src_rtype = T_ILLEGAL; + BasicType dst_rtype = T_ILLEGAL; + + MethodHandleEntry *entry = + java_lang_invoke_MethodHandle::vmentry(method_handle); + MethodHandles::EntryKind entry_kind = + (MethodHandles::EntryKind) (((intptr_t) entry) & 0xffffffff); + + methodOop method = NULL; + switch (entry_kind) { + case MethodHandles::_invokestatic_mh: + direct_to_method = true; + break; + + case MethodHandles::_invokespecial_mh: + case MethodHandles::_invokevirtual_mh: + case MethodHandles::_invokeinterface_mh: + { + oop receiver = + VMSLOTS_OBJECT( + java_lang_invoke_MethodHandle::vmslots(method_handle) - 1); + if (receiver == NULL) { + stack->set_sp(calculate_unwind_sp(stack, method_handle)); + CALL_VM_NOCHECK_NOFIX( + throw_exception( + thread, vmSymbols::java_lang_NullPointerException())); + // NB all oops trashed! + assert(HAS_PENDING_EXCEPTION, "should do"); + return; + } + if (entry_kind != MethodHandles::_invokespecial_mh) { + int index = java_lang_invoke_DirectMethodHandle::vmindex(method_handle); + instanceKlass* rcvrKlass = + (instanceKlass *) receiver->klass()->klass_part(); + if (entry_kind == MethodHandles::_invokevirtual_mh) { + method = (methodOop) rcvrKlass->start_of_vtable()[index]; + } + else { + oop iclass = java_lang_invoke_MethodHandle::vmtarget(method_handle); + itableOffsetEntry* ki = + (itableOffsetEntry *) rcvrKlass->start_of_itable(); + int i, length = rcvrKlass->itable_length(); + for (i = 0; i < length; i++, ki++ ) { + if (ki->interface_klass() == iclass) + break; + } + if (i == length) { + stack->set_sp(calculate_unwind_sp(stack, method_handle)); + CALL_VM_NOCHECK_NOFIX( + throw_exception( + thread, vmSymbols::java_lang_IncompatibleClassChangeError())); + // NB all oops trashed! + assert(HAS_PENDING_EXCEPTION, "should do"); + return; + } + itableMethodEntry* im = ki->first_method_entry(receiver->klass()); + method = im[index].method(); + if (method == NULL) { + stack->set_sp(calculate_unwind_sp(stack, method_handle)); + CALL_VM_NOCHECK_NOFIX( + throw_exception( + thread, vmSymbols::java_lang_AbstractMethodError())); + // NB all oops trashed! + assert(HAS_PENDING_EXCEPTION, "should do"); + return; + } + } + } + } + direct_to_method = true; + break; + + case MethodHandles::_bound_ref_direct_mh: + case MethodHandles::_bound_int_direct_mh: + case MethodHandles::_bound_long_direct_mh: + direct_to_method = true; + // fall through + case MethodHandles::_bound_ref_mh: + case MethodHandles::_bound_int_mh: + case MethodHandles::_bound_long_mh: + { + BasicType arg_type = T_ILLEGAL; + int arg_mask = -1; + int arg_slots = -1; + MethodHandles::get_ek_bound_mh_info( + entry_kind, arg_type, arg_mask, arg_slots); + int arg_slot = + java_lang_invoke_BoundMethodHandle::vmargslot(method_handle); + + // Create the new slot(s) + intptr_t *unwind_sp = calculate_unwind_sp(stack, method_handle); + insert_vmslots(arg_slot, arg_slots, THREAD); + if (HAS_PENDING_EXCEPTION) { + // all oops trashed + stack->set_sp(unwind_sp); + return; + } + vmslots = stack->sp(); + + // Store bound argument into new stack slot + oop arg = java_lang_invoke_BoundMethodHandle::argument(method_handle); + if (arg_type == T_OBJECT) { + assert(arg_slots == 1, "should be"); + SET_VMSLOTS_OBJECT(arg, arg_slot); + } + else { + jvalue arg_value; + arg_type = java_lang_boxing_object::get_value(arg, &arg_value); + switch (arg_type) { + case T_BOOLEAN: + SET_VMSLOTS_INT(arg_value.z, arg_slot); + break; + case T_CHAR: + SET_VMSLOTS_INT(arg_value.c, arg_slot); + break; + case T_BYTE: + SET_VMSLOTS_INT(arg_value.b, arg_slot); + break; + case T_SHORT: + SET_VMSLOTS_INT(arg_value.s, arg_slot); + break; + case T_INT: + SET_VMSLOTS_INT(arg_value.i, arg_slot); + break; + case T_FLOAT: + SET_VMSLOTS_FLOAT(arg_value.f, arg_slot); + break; + case T_LONG: + SET_VMSLOTS_LONG(arg_value.j, arg_slot + 1); + break; + case T_DOUBLE: + SET_VMSLOTS_DOUBLE(arg_value.d, arg_slot + 1); + break; + default: + tty->print_cr("unhandled type %s", type2name(arg_type)); + ShouldNotReachHere(); + } + } + } + break; + + case MethodHandles::_adapter_retype_only: + case MethodHandles::_adapter_retype_raw: + src_rtype = result_type_of_handle( + java_lang_invoke_MethodHandle::vmtarget(method_handle)); + dst_rtype = result_type_of_handle(method_handle); + break; + + case MethodHandles::_adapter_check_cast: + { + int arg_slot = + java_lang_invoke_AdapterMethodHandle::vmargslot(method_handle); + oop arg = VMSLOTS_OBJECT(arg_slot); + if (arg != NULL) { + klassOop objKlassOop = arg->klass(); + klassOop klassOf = java_lang_Class::as_klassOop( + java_lang_invoke_AdapterMethodHandle::argument(method_handle)); + + if (objKlassOop != klassOf && + !objKlassOop->klass_part()->is_subtype_of(klassOf)) { + ResourceMark rm(THREAD); + const char* objName = Klass::cast(objKlassOop)->external_name(); + const char* klassName = Klass::cast(klassOf)->external_name(); + char* message = SharedRuntime::generate_class_cast_message( + objName, klassName); + + stack->set_sp(calculate_unwind_sp(stack, method_handle)); + CALL_VM_NOCHECK_NOFIX( + throw_exception( + thread, vmSymbols::java_lang_ClassCastException(), message)); + // NB all oops trashed! + assert(HAS_PENDING_EXCEPTION, "should do"); + return; + } + } + } + break; + + case MethodHandles::_adapter_dup_args: + { + int arg_slot = + java_lang_invoke_AdapterMethodHandle::vmargslot(method_handle); + int conv = + java_lang_invoke_AdapterMethodHandle::conversion(method_handle); + int num_slots = -MethodHandles::adapter_conversion_stack_move(conv); + assert(num_slots > 0, "should be"); + + // Create the new slot(s) + intptr_t *unwind_sp = calculate_unwind_sp(stack, method_handle); + stack->overflow_check(num_slots, THREAD); + if (HAS_PENDING_EXCEPTION) { + // all oops trashed + stack->set_sp(unwind_sp); + return; + } + + // Duplicate the arguments + for (int i = num_slots - 1; i >= 0; i--) + stack->push(*VMSLOTS_SLOT(arg_slot + i)); + + vmslots = stack->sp(); // unused, but let the compiler figure that out + } + break; + + case MethodHandles::_adapter_drop_args: + { + int arg_slot = + java_lang_invoke_AdapterMethodHandle::vmargslot(method_handle); + int conv = + java_lang_invoke_AdapterMethodHandle::conversion(method_handle); + int num_slots = MethodHandles::adapter_conversion_stack_move(conv); + assert(num_slots > 0, "should be"); + + remove_vmslots(arg_slot, num_slots, THREAD); // doesn't trap + vmslots = stack->sp(); // unused, but let the compiler figure that out + } + break; + + case MethodHandles::_adapter_opt_swap_1: + case MethodHandles::_adapter_opt_swap_2: + case MethodHandles::_adapter_opt_rot_1_up: + case MethodHandles::_adapter_opt_rot_1_down: + case MethodHandles::_adapter_opt_rot_2_up: + case MethodHandles::_adapter_opt_rot_2_down: + { + int arg1 = + java_lang_invoke_AdapterMethodHandle::vmargslot(method_handle); + int conv = + java_lang_invoke_AdapterMethodHandle::conversion(method_handle); + int arg2 = MethodHandles::adapter_conversion_vminfo(conv); + + int swap_bytes = 0, rotate = 0; + MethodHandles::get_ek_adapter_opt_swap_rot_info( + entry_kind, swap_bytes, rotate); + int swap_slots = swap_bytes >> LogBytesPerWord; + + intptr_t tmp; + switch (rotate) { + case 0: // swap + for (int i = 0; i < swap_slots; i++) { + tmp = *VMSLOTS_SLOT(arg1 + i); + SET_VMSLOTS_SLOT(VMSLOTS_SLOT(arg2 + i), arg1 + i); + SET_VMSLOTS_SLOT(&tmp, arg2 + i); + } + break; + + case 1: // up + assert(arg1 - swap_slots > arg2, "should be"); + + tmp = *VMSLOTS_SLOT(arg1); + for (int i = arg1 - swap_slots; i >= arg2; i--) + SET_VMSLOTS_SLOT(VMSLOTS_SLOT(i), i + swap_slots); + SET_VMSLOTS_SLOT(&tmp, arg2); + + break; + + case -1: // down + assert(arg2 - swap_slots > arg1, "should be"); + + tmp = *VMSLOTS_SLOT(arg1); + for (int i = arg1 + swap_slots; i <= arg2; i++) + SET_VMSLOTS_SLOT(VMSLOTS_SLOT(i), i - swap_slots); + SET_VMSLOTS_SLOT(&tmp, arg2); + break; + + default: + ShouldNotReachHere(); + } + } + break; + + case MethodHandles::_adapter_opt_i2l: + { + int arg_slot = + java_lang_invoke_AdapterMethodHandle::vmargslot(method_handle); + int arg = VMSLOTS_INT(arg_slot); + intptr_t *unwind_sp = calculate_unwind_sp(stack, method_handle); + insert_vmslots(arg_slot, 1, THREAD); + if (HAS_PENDING_EXCEPTION) { + // all oops trashed + stack->set_sp(unwind_sp); + return; + } + vmslots = stack->sp(); + arg_slot++; + SET_VMSLOTS_LONG(arg, arg_slot); + } + break; + + case MethodHandles::_adapter_opt_unboxi: + case MethodHandles::_adapter_opt_unboxl: + { + int arg_slot = + java_lang_invoke_AdapterMethodHandle::vmargslot(method_handle); + oop arg = VMSLOTS_OBJECT(arg_slot); + jvalue arg_value; + BasicType arg_type = java_lang_boxing_object::get_value(arg, &arg_value); + if (arg_type == T_LONG || arg_type == T_DOUBLE) { + intptr_t *unwind_sp = calculate_unwind_sp(stack, method_handle); + insert_vmslots(arg_slot, 1, THREAD); + if (HAS_PENDING_EXCEPTION) { + // all oops trashed + stack->set_sp(unwind_sp); + return; + } + vmslots = stack->sp(); + arg_slot++; + } + switch (arg_type) { + case T_BOOLEAN: + SET_VMSLOTS_INT(arg_value.z, arg_slot); + break; + case T_CHAR: + SET_VMSLOTS_INT(arg_value.c, arg_slot); + break; + case T_BYTE: + SET_VMSLOTS_INT(arg_value.b, arg_slot); + break; + case T_SHORT: + SET_VMSLOTS_INT(arg_value.s, arg_slot); + break; + case T_INT: + SET_VMSLOTS_INT(arg_value.i, arg_slot); + break; + case T_FLOAT: + SET_VMSLOTS_FLOAT(arg_value.f, arg_slot); + break; + case T_LONG: + SET_VMSLOTS_LONG(arg_value.j, arg_slot); + break; + case T_DOUBLE: + SET_VMSLOTS_DOUBLE(arg_value.d, arg_slot); + break; + default: + tty->print_cr("unhandled type %s", type2name(arg_type)); + ShouldNotReachHere(); + } + } + break; + + default: + tty->print_cr("unhandled entry_kind %s", + MethodHandles::entry_name(entry_kind)); + ShouldNotReachHere(); + } + + // Continue along the chain + if (direct_to_method) { + if (method == NULL) { + method = + (methodOop) java_lang_invoke_MethodHandle::vmtarget(method_handle); + } + address entry_point = method->from_interpreted_entry(); + Interpreter::invoke_method(method, entry_point, THREAD); + } + else { + process_method_handle( + java_lang_invoke_MethodHandle::vmtarget(method_handle), THREAD); + } + // NB all oops now trashed + + // Adapt the result type, if necessary + if (src_rtype != dst_rtype && !HAS_PENDING_EXCEPTION) { + switch (dst_rtype) { + case T_VOID: + for (int i = 0; i < type2size[src_rtype]; i++) + stack->pop(); + return; + + case T_INT: + switch (src_rtype) { + case T_VOID: + stack->overflow_check(1, CHECK); + stack->push(0); + return; + + case T_BOOLEAN: + case T_CHAR: + case T_BYTE: + case T_SHORT: + return; + } + } + + tty->print_cr("unhandled conversion:"); + tty->print_cr("src_rtype = %s", type2name(src_rtype)); + tty->print_cr("dst_rtype = %s", type2name(dst_rtype)); + ShouldNotReachHere(); + } +} + +// The new slots will be inserted before slot insert_before. +// Slots < insert_before will have the same slot number after the insert. +// Slots >= insert_before will become old_slot + num_slots. +void CppInterpreter::insert_vmslots(int insert_before, int num_slots, TRAPS) { + JavaThread *thread = (JavaThread *) THREAD; + ZeroStack *stack = thread->zero_stack(); + + // Allocate the space + stack->overflow_check(num_slots, CHECK); + stack->alloc(num_slots * wordSize); + intptr_t *vmslots = stack->sp(); + + // Shuffle everything up + for (int i = 0; i < insert_before; i++) + SET_VMSLOTS_SLOT(VMSLOTS_SLOT(i + num_slots), i); +} + +void CppInterpreter::remove_vmslots(int first_slot, int num_slots, TRAPS) { + JavaThread *thread = (JavaThread *) THREAD; + ZeroStack *stack = thread->zero_stack(); + intptr_t *vmslots = stack->sp(); + + // Move everything down + for (int i = first_slot - 1; i >= 0; i--) + SET_VMSLOTS_SLOT(VMSLOTS_SLOT(i), i + num_slots); + + // Deallocate the space + stack->set_sp(stack->sp() + num_slots); +} + +BasicType CppInterpreter::result_type_of_handle(oop method_handle) { + oop method_type = java_lang_invoke_MethodHandle::type(method_handle); + oop return_type = java_lang_invoke_MethodType::rtype(method_type); + return java_lang_Class::as_BasicType(return_type, (klassOop *) NULL); +} + +intptr_t* CppInterpreter::calculate_unwind_sp(ZeroStack* stack, + oop method_handle) { + oop method_type = java_lang_invoke_MethodHandle::type(method_handle); + oop form = java_lang_invoke_MethodType::form(method_type); + int argument_slots = java_lang_invoke_MethodTypeForm::vmslots(form); + + return stack->sp() + argument_slots; +} + +IRT_ENTRY(void, CppInterpreter::throw_exception(JavaThread* thread, + Symbol* name, + char* message)) + THROW_MSG(name, message); +IRT_END + InterpreterFrame *InterpreterFrame::build(const methodOop method, TRAPS) { JavaThread *thread = (JavaThread *) THREAD; ZeroStack *stack = thread->zero_stack();
--- a/src/cpu/zero/vm/cppInterpreter_zero.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/zero/vm/cppInterpreter_zero.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -1,6 +1,6 @@ /* * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright 2007, 2008, 2010 Red Hat, Inc. + * Copyright 2007, 2008, 2010, 2011 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -36,12 +36,22 @@ static int native_entry(methodOop method, intptr_t UNUSED, TRAPS); static int accessor_entry(methodOop method, intptr_t UNUSED, TRAPS); static int empty_entry(methodOop method, intptr_t UNUSED, TRAPS); + static int method_handle_entry(methodOop method, intptr_t UNUSED, TRAPS); public: // Main loop of normal_entry static void main_loop(int recurse, TRAPS); private: + // Helpers for method_handle_entry + static void process_method_handle(oop method_handle, TRAPS); + static void insert_vmslots(int insert_before, int num_slots, TRAPS); + static void remove_vmslots(int first_slot, int num_slots, TRAPS); + static BasicType result_type_of_handle(oop method_handle); + static intptr_t* calculate_unwind_sp(ZeroStack* stack, oop method_handle); + static void throw_exception(JavaThread* thread, Symbol* name,char *msg=NULL); + + private: // Fast result type determination static BasicType result_type_of(methodOop method);
--- a/src/cpu/zero/vm/interpreter_zero.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/zero/vm/interpreter_zero.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1,6 +1,6 @@ /* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc. + * Copyright 2007, 2008, 2009, 2010, 2011 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -49,6 +49,9 @@ #ifdef COMPILER1 #include "c1/c1_Runtime1.hpp" #endif +#ifdef CC_INTERP +#include "interpreter/cppInterpreter.hpp" +#endif address AbstractInterpreterGenerator::generate_slow_signature_handler() { _masm->advance(1); @@ -64,11 +67,15 @@ } address InterpreterGenerator::generate_abstract_entry() { - return ShouldNotCallThisEntry(); + return generate_entry((address) ShouldNotCallThisEntry()); } address InterpreterGenerator::generate_method_handle_entry() { - return ShouldNotCallThisEntry(); +#ifdef CC_INTERP + return generate_entry((address) CppInterpreter::method_handle_entry); +#else + return generate_entry((address) ShouldNotCallThisEntry()); +#endif // CC_INTERP } bool AbstractInterpreter::can_be_compiled(methodHandle m) {
--- a/src/cpu/zero/vm/methodHandles_zero.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/cpu/zero/vm/methodHandles_zero.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1,6 +1,6 @@ /* * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright 2009, 2010 Red Hat, Inc. + * Copyright 2009, 2010, 2011 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -29,10 +29,21 @@ #include "prims/methodHandles.hpp" int MethodHandles::adapter_conversion_ops_supported_mask() { - ShouldNotCallThis(); + return ((1<<java_lang_invoke_AdapterMethodHandle::OP_RETYPE_ONLY) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_CHECK_CAST) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_PRIM) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_REF_TO_PRIM) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_SWAP_ARGS) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_ROT_ARGS) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_DUP_ARGS) + |(1<<java_lang_invoke_AdapterMethodHandle::OP_DROP_ARGS) + //|(1<<java_lang_invoke_AdapterMethodHandle::OP_SPREAD_ARGS) //BUG! + ); + // FIXME: MethodHandlesTest gets a crash if we enable OP_SPREAD_ARGS. } void MethodHandles::generate_method_handle_stub(MacroAssembler* masm, MethodHandles::EntryKind ek) { - ShouldNotCallThis(); + init_entry(ek, (MethodHandleEntry *) ek); }
--- a/src/os/linux/vm/os_linux.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/os/linux/vm/os_linux.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -2672,45 +2672,39 @@ // writing thread stacks don't use growable mappings (i.e. those // creeated with MAP_GROWSDOWN), and aren't marked "[stack]", so this // only applies to the main thread. -static bool -get_stack_bounds(uintptr_t *bottom, uintptr_t *top) -{ - FILE *f = fopen("/proc/self/maps", "r"); - if (f == NULL) + +static +bool get_stack_bounds(uintptr_t *bottom, uintptr_t *top) { + + char buf[128]; + int fd, sz; + + if ((fd = ::open("/proc/self/maps", O_RDONLY)) < 0) { return false; - - while (!feof(f)) { - size_t dummy; - char *str = NULL; - ssize_t len = getline(&str, &dummy, f); - if (len == -1) { - fclose(f); - return false; - } - - if (len > 0 && str[len-1] == '\n') { - str[len-1] = 0; - len--; - } - - static const char *stack_str = "[stack]"; - if (len > (ssize_t)strlen(stack_str) - && (strcmp(str + len - strlen(stack_str), stack_str) == 0)) { - if (sscanf(str, "%" SCNxPTR "-%" SCNxPTR, bottom, top) == 2) { - uintptr_t sp = (uintptr_t)__builtin_frame_address(0); - if (sp >= *bottom && sp <= *top) { - free(str); - fclose(f); - return true; + } + + const char kw[] = "[stack]"; + const int kwlen = sizeof(kw)-1; + + // Address part of /proc/self/maps couldn't be more than 128 bytes + while ((sz = os::get_line_chars(fd, buf, sizeof(buf))) > 0) { + if (sz > kwlen && ::memcmp(buf+sz-kwlen, kw, kwlen) == 0) { + // Extract addresses + if (sscanf(buf, "%" SCNxPTR "-%" SCNxPTR, bottom, top) == 2) { + uintptr_t sp = (uintptr_t) __builtin_frame_address(0); + if (sp >= *bottom && sp <= *top) { + ::close(fd); + return true; + } } - } - } - free(str); - } - fclose(f); + } + } + + ::close(fd); return false; } + // If the (growable) stack mapping already extends beyond the point // where we're going to put our guard pages, truncate the mapping at // that point by munmap()ping it. This ensures that when we later
--- a/src/os/windows/vm/os_windows.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/os/windows/vm/os_windows.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -921,6 +921,8 @@ HINSTANCE dbghelp; EXCEPTION_POINTERS ep; MINIDUMP_EXCEPTION_INFORMATION mei; + MINIDUMP_EXCEPTION_INFORMATION* pmei; + HANDLE hProcess = GetCurrentProcess(); DWORD processId = GetCurrentProcessId(); HANDLE dumpFile; @@ -971,17 +973,22 @@ VMError::report_coredump_status("Failed to create file for dumping", false); return; } - - ep.ContextRecord = (PCONTEXT) contextRecord; - ep.ExceptionRecord = (PEXCEPTION_RECORD) exceptionRecord; - - mei.ThreadId = GetCurrentThreadId(); - mei.ExceptionPointers = &ep; + if (exceptionRecord != NULL && contextRecord != NULL) { + ep.ContextRecord = (PCONTEXT) contextRecord; + ep.ExceptionRecord = (PEXCEPTION_RECORD) exceptionRecord; + + mei.ThreadId = GetCurrentThreadId(); + mei.ExceptionPointers = &ep; + pmei = &mei; + } else { + pmei = NULL; + } + // Older versions of dbghelp.dll (the one shipped with Win2003 for example) may not support all // the dump types we really want. If first call fails, lets fall back to just use MiniDumpWithFullMemory then. - if (_MiniDumpWriteDump(hProcess, processId, dumpFile, dumpType, &mei, NULL, NULL) == false && - _MiniDumpWriteDump(hProcess, processId, dumpFile, (MINIDUMP_TYPE)MiniDumpWithFullMemory, &mei, NULL, NULL) == false) { + if (_MiniDumpWriteDump(hProcess, processId, dumpFile, dumpType, pmei, NULL, NULL) == false && + _MiniDumpWriteDump(hProcess, processId, dumpFile, (MINIDUMP_TYPE)MiniDumpWithFullMemory, pmei, NULL, NULL) == false) { VMError::report_coredump_status("Call to MiniDumpWriteDump() failed", false); } else { VMError::report_coredump_status(buffer, true);
--- a/src/share/tools/ProjectCreator/WinGammaPlatformVC10.java Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/tools/ProjectCreator/WinGammaPlatformVC10.java Fri Apr 22 09:26:09 2011 -0700 @@ -497,6 +497,9 @@ addAttr(rv, "TargetMachine", "MachineX64"); } + // We always want the /DEBUG option to get full symbol information in the pdb files + addAttr(rv, "GenerateDebugInformation", "true"); + return rv; } @@ -504,8 +507,7 @@ Vector getDebugLinkerFlags() { Vector rv = new Vector(); - // /DEBUG option - addAttr(rv, "GenerateDebugInformation", "true"); + // Empty now that /DEBUG option is used by all configs return rv; }
--- a/src/share/vm/c1/c1_Instruction.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/c1/c1_Instruction.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -596,7 +596,7 @@ // of the inserted block, without recomputing the values of the other blocks // in the CFG. Therefore the value of "depth_first_number" in BlockBegin becomes meaningless. BlockBegin* BlockBegin::insert_block_between(BlockBegin* sux) { - BlockBegin* new_sux = new BlockBegin(-99); + BlockBegin* new_sux = new BlockBegin(end()->state()->bci()); // mark this block (special treatment when block order is computed) new_sux->set(critical_edge_split_flag);
--- a/src/share/vm/classfile/classFileParser.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/classfile/classFileParser.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -2196,11 +2196,12 @@ TRAPS) { typeArrayHandle nullHandle; int length = methods()->length(); - // If JVMTI original method ordering is enabled we have to + // If JVMTI original method ordering or sharing is enabled we have to // remember the original class file ordering. // We temporarily use the vtable_index field in the methodOop to store the // class file index, so we can read in after calling qsort. - if (JvmtiExport::can_maintain_original_method_order()) { + // Put the method ordering in the shared archive. + if (JvmtiExport::can_maintain_original_method_order() || DumpSharedSpaces) { for (int index = 0; index < length; index++) { methodOop m = methodOop(methods->obj_at(index)); assert(!m->valid_vtable_index(), "vtable index should not be set"); @@ -2214,8 +2215,9 @@ methods_parameter_annotations(), methods_default_annotations()); - // If JVMTI original method ordering is enabled construct int array remembering the original ordering - if (JvmtiExport::can_maintain_original_method_order()) { + // If JVMTI original method ordering or sharing is enabled construct int + // array remembering the original ordering + if (JvmtiExport::can_maintain_original_method_order() || DumpSharedSpaces) { typeArrayOop new_ordering = oopFactory::new_permanent_intArray(length, CHECK_(nullHandle)); typeArrayHandle method_ordering(THREAD, new_ordering); for (int index = 0; index < length; index++) {
--- a/src/share/vm/classfile/javaClasses.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/classfile/javaClasses.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1431,32 +1431,41 @@ } } #ifdef ASSERT - assert(st_method() == method && st.bci() == bci, - "Wrong stack trace"); - st.next(); - // vframeStream::method isn't GC-safe so store off a copy - // of the methodOop in case we GC. - if (!st.at_end()) { - st_method = st.method(); - } + assert(st_method() == method && st.bci() == bci, + "Wrong stack trace"); + st.next(); + // vframeStream::method isn't GC-safe so store off a copy + // of the methodOop in case we GC. + if (!st.at_end()) { + st_method = st.method(); + } #endif + + // the format of the stacktrace will be: + // - 1 or more fillInStackTrace frames for the exception class (skipped) + // - 0 or more <init> methods for the exception class (skipped) + // - rest of the stack + if (!skip_fillInStackTrace_check) { - // check "fillInStackTrace" only once, so we negate the flag - // after the first time check. - skip_fillInStackTrace_check = true; - if (method->name() == vmSymbols::fillInStackTrace_name()) { + if ((method->name() == vmSymbols::fillInStackTrace_name() || + method->name() == vmSymbols::fillInStackTrace0_name()) && + throwable->is_a(method->method_holder())) { continue; } + else { + skip_fillInStackTrace_check = true; // gone past them all + } } - // skip <init> methods of the exceptions klass. If there is <init> methods - // that belongs to a superclass of the exception we are going to skipping - // them in stack trace. This is simlar to classic VM. if (!skip_throwableInit_check) { + assert(skip_fillInStackTrace_check, "logic error in backtrace filtering"); + + // skip <init> methods of the exception class and superclasses + // This is simlar to classic VM. if (method->name() == vmSymbols::object_initializer_name() && throwable->is_a(method->method_holder())) { continue; } else { - // if no "Throwable.init()" method found, we stop checking it next time. + // there are none or we've seen them all - either way stop checking skip_throwableInit_check = true; } }
--- a/src/share/vm/classfile/stackMapFrame.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/classfile/stackMapFrame.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -208,8 +208,10 @@ return true; } -bool StackMapFrame::is_assignable_to(const StackMapFrame* target, TRAPS) const { - if (_max_locals != target->max_locals() || _stack_size != target->stack_size()) { +bool StackMapFrame::is_assignable_to( + const StackMapFrame* target, bool is_exception_handler, TRAPS) const { + if (_max_locals != target->max_locals() || + _stack_size != target->stack_size()) { return false; } // Only need to compare type elements up to target->locals() or target->stack(). @@ -222,7 +224,7 @@ bool match_flags = (_flags | target->flags()) == target->flags(); return match_locals && match_stack && - (match_flags || has_flag_match_exception(target)); + (match_flags || (is_exception_handler && has_flag_match_exception(target))); } VerificationType StackMapFrame::pop_stack_ex(VerificationType type, TRAPS) {
--- a/src/share/vm/classfile/stackMapFrame.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/classfile/stackMapFrame.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -134,7 +134,8 @@ void copy_stack(const StackMapFrame* src); // Return true if this stack map frame is assignable to target. - bool is_assignable_to(const StackMapFrame* target, TRAPS) const; + bool is_assignable_to(const StackMapFrame* target, + bool is_exception_handler, TRAPS) const; // Push type into stack type array. inline void push_stack(VerificationType type, TRAPS) {
--- a/src/share/vm/classfile/stackMapTable.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/classfile/stackMapTable.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -98,10 +98,13 @@ bool result = true; StackMapFrame *stackmap_frame = _frame_array[frame_index]; if (match) { + // when checking handler target, match == true && update == false + bool is_exception_handler = !update; // Has direct control flow from last instruction, need to match the two // frames. result = frame->is_assignable_to( - stackmap_frame, CHECK_VERIFY_(frame->verifier(), false)); + stackmap_frame, is_exception_handler, + CHECK_VERIFY_(frame->verifier(), false)); } if (update) { // Use the frame in stackmap table as current frame
--- a/src/share/vm/classfile/systemDictionary.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/classfile/systemDictionary.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1255,6 +1255,16 @@ methodHandle m(THREAD, methodOop(methods->obj_at(index2))); m()->link_method(m, CHECK_(nh)); } + if (JvmtiExport::has_redefined_a_class()) { + // Reinitialize vtable because RedefineClasses may have changed some + // entries in this vtable for super classes so the CDS vtable might + // point to old or obsolete entries. RedefineClasses doesn't fix up + // vtables in the shared system dictionary, only the main one. + // It also redefines the itable too so fix that too. + ResourceMark rm(THREAD); + ik->vtable()->initialize_vtable(false, CHECK_(nh)); + ik->itable()->initialize_itable(false, CHECK_(nh)); + } } if (TraceClassLoading) {
--- a/src/share/vm/classfile/vmSymbols.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/classfile/vmSymbols.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -301,6 +301,7 @@ template(dispatch_name, "dispatch") \ template(getSystemClassLoader_name, "getSystemClassLoader") \ template(fillInStackTrace_name, "fillInStackTrace") \ + template(fillInStackTrace0_name, "fillInStackTrace0") \ template(getCause_name, "getCause") \ template(initCause_name, "initCause") \ template(setProperty_name, "setProperty") \
--- a/src/share/vm/code/codeCache.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/code/codeCache.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -971,8 +971,6 @@ if (CodeCache_lock->owned_by_self()) { return _heap->largest_free_block(); } else { - // Avoid lock ordering problems with ttyLock. - ttyUnlocker ttyul; MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); return _heap->largest_free_block(); }
--- a/src/share/vm/compiler/compileBroker.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/compiler/compileBroker.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1736,8 +1736,14 @@ UseInterpreter = true; if (UseCompiler || AlwaysCompileLoopMethods ) { if (xtty != NULL) { + stringStream s; + // Dump code cache state into a buffer before locking the tty, + // because log_state() will use locks causing lock conflicts. + CodeCache::log_state(&s); + // Lock to prevent tearing + ttyLocker ttyl; xtty->begin_elem("code_cache_full"); - CodeCache::log_state(xtty); + xtty->print(s.as_string()); xtty->stamp(); xtty->end_elem(); }
--- a/src/share/vm/interpreter/bytecodeInterpreter.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/interpreter/bytecodeInterpreter.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -554,7 +554,7 @@ /* 0xB0 */ &&opc_areturn, &&opc_return, &&opc_getstatic, &&opc_putstatic, /* 0xB4 */ &&opc_getfield, &&opc_putfield, &&opc_invokevirtual,&&opc_invokespecial, -/* 0xB8 */ &&opc_invokestatic,&&opc_invokeinterface,&&opc_default, &&opc_new, +/* 0xB8 */ &&opc_invokestatic,&&opc_invokeinterface,&&opc_invokedynamic,&&opc_new, /* 0xBC */ &&opc_newarray, &&opc_anewarray, &&opc_arraylength, &&opc_athrow, /* 0xC0 */ &&opc_checkcast, &&opc_instanceof, &&opc_monitorenter, &&opc_monitorexit, @@ -568,7 +568,7 @@ /* 0xDC */ &&opc_default, &&opc_default, &&opc_default, &&opc_default, /* 0xE0 */ &&opc_default, &&opc_default, &&opc_default, &&opc_default, -/* 0xE4 */ &&opc_default, &&opc_default, &&opc_default, &&opc_return_register_finalizer, +/* 0xE4 */ &&opc_default, &&opc_fast_aldc, &&opc_fast_aldc_w, &&opc_return_register_finalizer, /* 0xE8 */ &&opc_default, &&opc_default, &&opc_default, &&opc_default, /* 0xEC */ &&opc_default, &&opc_default, &&opc_default, &&opc_default, @@ -1718,8 +1718,7 @@ } // Need to throw illegal monitor state exception CALL_VM(InterpreterRuntime::throw_illegal_monitor_state_exception(THREAD), handle_exception); - // Should never reach here... - assert(false, "Should have thrown illegal monitor exception"); + ShouldNotReachHere(); } /* All of the non-quick opcodes. */ @@ -2147,6 +2146,74 @@ UPDATE_PC_AND_TOS_AND_CONTINUE(3, 2); } + CASE(_fast_aldc_w): + CASE(_fast_aldc): { + if (!EnableInvokeDynamic) { + // We should not encounter this bytecode if !EnableInvokeDynamic. + // The verifier will stop it. However, if we get past the verifier, + // this will stop the thread in a reasonable way, without crashing the JVM. + CALL_VM(InterpreterRuntime::throw_IncompatibleClassChangeError(THREAD), + handle_exception); + ShouldNotReachHere(); + } + + u2 index; + int incr; + if (opcode == Bytecodes::_fast_aldc) { + index = pc[1]; + incr = 2; + } else { + index = Bytes::get_native_u2(pc+1); + incr = 3; + } + + // We are resolved if the f1 field contains a non-null object (CallSite, etc.) + // This kind of CP cache entry does not need to match the flags byte, because + // there is a 1-1 relation between bytecode type and CP entry type. + ConstantPoolCacheEntry* cache = cp->entry_at(index); + if (cache->is_f1_null()) { + CALL_VM(InterpreterRuntime::resolve_ldc(THREAD, (Bytecodes::Code) opcode), + handle_exception); + } + + VERIFY_OOP(cache->f1()); + SET_STACK_OBJECT(cache->f1(), 0); + UPDATE_PC_AND_TOS_AND_CONTINUE(incr, 1); + } + + CASE(_invokedynamic): { + if (!EnableInvokeDynamic) { + // We should not encounter this bytecode if !EnableInvokeDynamic. + // The verifier will stop it. However, if we get past the verifier, + // this will stop the thread in a reasonable way, without crashing the JVM. + CALL_VM(InterpreterRuntime::throw_IncompatibleClassChangeError(THREAD), + handle_exception); + ShouldNotReachHere(); + } + + int index = Bytes::get_native_u4(pc+1); + + // We are resolved if the f1 field contains a non-null object (CallSite, etc.) + // This kind of CP cache entry does not need to match the flags byte, because + // there is a 1-1 relation between bytecode type and CP entry type. + assert(constantPoolCacheOopDesc::is_secondary_index(index), "incorrect format"); + ConstantPoolCacheEntry* cache = cp->secondary_entry_at(index); + if (cache->is_f1_null()) { + CALL_VM(InterpreterRuntime::resolve_invokedynamic(THREAD), + handle_exception); + } + + VERIFY_OOP(cache->f1()); + oop method_handle = java_lang_invoke_CallSite::target(cache->f1()); + CHECK_NULL(method_handle); + + istate->set_msg(call_method_handle); + istate->set_callee((methodOop) method_handle); + istate->set_bcp_advance(5); + + UPDATE_PC_AND_RETURN(0); // I'll be back... + } + CASE(_invokeinterface): { u2 index = Bytes::get_native_u2(pc+1);
--- a/src/share/vm/interpreter/bytecodeInterpreter.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/interpreter/bytecodeInterpreter.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -107,6 +107,7 @@ rethrow_exception, // unwinding and throwing exception // requests to frame manager from C++ interpreter call_method, // request for new frame from interpreter, manager responds with method_entry + call_method_handle, // like the above, except the callee is a method handle return_from_method, // request from interpreter to unwind, manager responds with method_continue more_monitors, // need a new monitor throwing_exception, // unwind stack and rethrow
--- a/src/share/vm/memory/dump.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/memory/dump.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -623,24 +623,48 @@ } }; -// Itable indices are calculated based on methods array order -// (see klassItable::compute_itable_index()). Must reinitialize +// Vtable and Itable indices are calculated based on methods array +// order (see klassItable::compute_itable_index()). Must reinitialize // after ALL methods of ALL classes have been reordered. // We assume that since checkconstraints is false, this method // cannot throw an exception. An exception here would be // problematic since this is the VMThread, not a JavaThread. -class ReinitializeItables: public ObjectClosure { +class ReinitializeTables: public ObjectClosure { private: Thread* _thread; public: - ReinitializeItables(Thread* thread) : _thread(thread) {} + ReinitializeTables(Thread* thread) : _thread(thread) {} + + // Initialize super vtable first, check if already initialized to avoid + // quadradic behavior. The vtable is cleared in remove_unshareable_info. + void reinitialize_vtables(klassOop k) { + if (k->blueprint()->oop_is_instanceKlass()) { + instanceKlass* ik = instanceKlass::cast(k); + if (ik->vtable()->is_initialized()) return; + if (ik->super() != NULL) { + reinitialize_vtables(ik->super()); + } + ik->vtable()->initialize_vtable(false, _thread); + } + } void do_object(oop obj) { if (obj->blueprint()->oop_is_instanceKlass()) { instanceKlass* ik = instanceKlass::cast((klassOop)obj); + ResourceMark rm(_thread); ik->itable()->initialize_itable(false, _thread); + reinitialize_vtables((klassOop)obj); +#ifdef ASSERT + ik->vtable()->verify(tty, true); +#endif // ASSERT + } else if (obj->blueprint()->oop_is_arrayKlass()) { + // The vtable for array klasses are that of its super class, + // ie. java.lang.Object. + arrayKlass* ak = arrayKlass::cast((klassOop)obj); + if (ak->vtable()->is_initialized()) return; + ak->vtable()->initialize_vtable(false, _thread); } } }; @@ -1205,9 +1229,9 @@ gen->ro_space()->object_iterate(&sort); gen->rw_space()->object_iterate(&sort); - ReinitializeItables reinit_itables(THREAD); - gen->ro_space()->object_iterate(&reinit_itables); - gen->rw_space()->object_iterate(&reinit_itables); + ReinitializeTables reinit_tables(THREAD); + gen->ro_space()->object_iterate(&reinit_tables); + gen->rw_space()->object_iterate(&reinit_tables); tty->print_cr("done. "); tty->cr();
--- a/src/share/vm/oops/instanceKlassKlass.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/oops/instanceKlassKlass.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -690,7 +690,8 @@ guarantee(method_ordering->is_perm(), "should be in permspace"); guarantee(method_ordering->is_typeArray(), "should be type array"); int length = method_ordering->length(); - if (JvmtiExport::can_maintain_original_method_order()) { + if (JvmtiExport::can_maintain_original_method_order() || + (UseSharedSpaces && length != 0)) { guarantee(length == methods->length(), "invalid method ordering length"); jlong sum = 0; for (j = 0; j < length; j++) {
--- a/src/share/vm/oops/klass.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/oops/klass.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -453,6 +453,14 @@ ik->unlink_class(); } } + // Clear the Java vtable if the oop has one. + // The vtable isn't shareable because it's in the wrong order wrt the methods + // once the method names get moved and resorted. + klassVtable* vt = vtable(); + if (vt != NULL) { + assert(oop_is_instance() || oop_is_array(), "nothing else has vtable"); + vt->clear_vtable(); + } set_subklass(NULL); set_next_sibling(NULL); }
--- a/src/share/vm/oops/klassVtable.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/oops/klassVtable.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -645,6 +645,15 @@ } } +// CDS/RedefineClasses support - clear vtables so they can be reinitialized +void klassVtable::clear_vtable() { + for (int i = 0; i < _length; i++) table()[i].clear(); +} + +bool klassVtable::is_initialized() { + return _length == 0 || table()[0].method() != NULL; +} + // Garbage collection void klassVtable::oop_follow_contents() {
--- a/src/share/vm/oops/klassVtable.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/oops/klassVtable.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -75,7 +75,15 @@ void initialize_vtable(bool checkconstraints, TRAPS); // initialize vtable of a new klass - // conputes vtable length (in words) and the number of miranda methods + // CDS/RedefineClasses support - clear vtables so they can be reinitialized + // at dump time. Clearing gives us an easy way to tell if the vtable has + // already been reinitialized at dump time (see dump.cpp). Vtables can + // be initialized at run time by RedefineClasses so dumping the right order + // is necessary. + void clear_vtable(); + bool is_initialized(); + + // computes vtable length (in words) and the number of miranda methods static void compute_vtable_size_and_num_mirandas(int &vtable_length, int &num_miranda_methods, klassOop super, objArrayOop methods, AccessFlags class_flags, Handle classloader,
--- a/src/share/vm/oops/methodOop.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/oops/methodOop.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -921,6 +921,10 @@ tty->cr(); } + // invariant: cp->symbol_at_put is preceded by a refcount increment (more usually a lookup) + name->increment_refcount(); + signature->increment_refcount(); + constantPoolHandle cp; { constantPoolOop cp_oop = oopFactory::new_constantPool(_imcp_limit, IsSafeConc, CHECK_(empty));
--- a/src/share/vm/opto/parse2.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/opto/parse2.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -795,8 +795,9 @@ taken = method()->scale_count(taken); not_taken = method()->scale_count(not_taken); - // Give up if too few counts to be meaningful - if (taken + not_taken < 40) { + // Give up if too few (or too many, in which case the sum will overflow) counts to be meaningful. + // We also check that individual counters are positive first, overwise the sum can become positive. + if (taken < 0 || not_taken < 0 || taken + not_taken < 40) { if (C->log() != NULL) { C->log()->elem("branch target_bci='%d' taken='%d' not_taken='%d'", iter().get_dest(), taken, not_taken); } @@ -804,13 +805,13 @@ } // Compute frequency that we arrive here - int sum = taken + not_taken; + float sum = taken + not_taken; // Adjust, if this block is a cloned private block but the // Jump counts are shared. Taken the private counts for // just this path instead of the shared counts. if( block()->count() > 0 ) sum = block()->count(); - cnt = (float)sum / (float)FreqCountInvocations; + cnt = sum / FreqCountInvocations; // Pin probability to sane limits float prob;
--- a/src/share/vm/prims/jvmtiEnv.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/prims/jvmtiEnv.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -525,7 +525,7 @@ ObjectLocker ol(loader, THREAD); // need the path as java.lang.String - Handle path = java_lang_String::create_from_str(segment, THREAD); + Handle path = java_lang_String::create_from_platform_dependent_str(segment, THREAD); if (HAS_PENDING_EXCEPTION) { CLEAR_PENDING_EXCEPTION; return JVMTI_ERROR_INTERNAL;
--- a/src/share/vm/prims/methodHandleWalk.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/prims/methodHandleWalk.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -343,6 +343,7 @@ int cpool_symbol_put(int tag, Symbol* con) { if (con == NULL) return 0; ConstantValue* cv = new ConstantValue(tag, con); + con->increment_refcount(); return _constants.append(cv); }
--- a/src/share/vm/prims/methodHandles.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/prims/methodHandles.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -928,6 +928,7 @@ }; static bool is_always_null_type(klassOop klass) { + if (klass == NULL) return false; // safety if (!Klass::cast(klass)->oop_is_instance()) return false; instanceKlass* ik = instanceKlass::cast(klass); // Must be on the boot class path: @@ -944,6 +945,8 @@ } bool MethodHandles::class_cast_needed(klassOop src, klassOop dst) { + if (dst == NULL) return true; + if (src == NULL) return (dst != SystemDictionary::Object_klass()); if (src == dst || dst == SystemDictionary::Object_klass()) return false; // quickest checks Klass* srck = Klass::cast(src); @@ -1026,10 +1029,15 @@ int first_ptype_pos, KlassHandle insert_ptype, TRAPS) { + Handle mhi_type; + if (m->is_method_handle_invoke()) { + // use this more exact typing instead of the symbolic signature: + mhi_type = Handle(THREAD, m->method_handle_type()); + } objArrayHandle ptypes(THREAD, java_lang_invoke_MethodType::ptypes(mtype())); int pnum = first_ptype_pos; int pmax = ptypes->length(); - int mnum = 0; // method argument + int anum = 0; // method argument const char* err = NULL; ResourceMark rm(THREAD); for (SignatureStream ss(m->signature()); !ss.is_done(); ss.next()) { @@ -1048,47 +1056,70 @@ else ptype_oop = insert_ptype->java_mirror(); pnum += 1; - mnum += 1; + anum += 1; } - klassOop pklass = NULL; - BasicType ptype = T_OBJECT; - if (ptype_oop != NULL) - ptype = java_lang_Class::as_BasicType(ptype_oop, &pklass); - else - // null does not match any non-reference; use Object to report the error - pklass = SystemDictionary::Object_klass(); - klassOop mklass = NULL; - BasicType mtype = ss.type(); - if (mtype == T_ARRAY) mtype = T_OBJECT; // fold all refs to T_OBJECT - if (mtype == T_OBJECT) { - if (ptype_oop == NULL) { + KlassHandle pklass; + BasicType ptype = T_OBJECT; + bool have_ptype = false; + // missing ptype_oop does not match any non-reference; use Object to report the error + pklass = SystemDictionaryHandles::Object_klass(); + if (ptype_oop != NULL) { + have_ptype = true; + klassOop pklass_oop = NULL; + ptype = java_lang_Class::as_BasicType(ptype_oop, &pklass_oop); + pklass = KlassHandle(THREAD, pklass_oop); + } + ptype_oop = NULL; //done with this + KlassHandle aklass; + BasicType atype = ss.type(); + if (atype == T_ARRAY) atype = T_OBJECT; // fold all refs to T_OBJECT + if (atype == T_OBJECT) { + if (!have_ptype) { // null matches any reference continue; } - KlassHandle pklass_handle(THREAD, pklass); pklass = NULL; - // If we fail to resolve types at this point, we will throw an error. - Symbol* name = ss.as_symbol(CHECK); - instanceKlass* mk = instanceKlass::cast(m->method_holder()); - Handle loader(THREAD, mk->class_loader()); - Handle domain(THREAD, mk->protection_domain()); - mklass = SystemDictionary::resolve_or_null(name, loader, domain, CHECK); - pklass = pklass_handle(); - if (mklass == NULL && pklass != NULL && - Klass::cast(pklass)->name() == name && - m->is_method_handle_invoke()) { - // Assume a match. We can't really decode the signature of MH.invoke*. - continue; + if (mhi_type.is_null()) { + // If we fail to resolve types at this point, we will usually throw an error. + TempNewSymbol name = ss.as_symbol_or_null(); + if (name != NULL) { + instanceKlass* mk = instanceKlass::cast(m->method_holder()); + Handle loader(THREAD, mk->class_loader()); + Handle domain(THREAD, mk->protection_domain()); + klassOop aklass_oop = SystemDictionary::resolve_or_null(name, loader, domain, CHECK); + if (aklass_oop != NULL) + aklass = KlassHandle(THREAD, aklass_oop); + } + } else { + // for method handle invokers we don't look at the name in the signature + oop atype_oop; + if (ss.at_return_type()) + atype_oop = java_lang_invoke_MethodType::rtype(mhi_type()); + else + atype_oop = java_lang_invoke_MethodType::ptype(mhi_type(), anum-1); + klassOop aklass_oop = NULL; + atype = java_lang_Class::as_BasicType(atype_oop, &aklass_oop); + aklass = KlassHandle(THREAD, aklass_oop); } } if (!ss.at_return_type()) { - err = check_argument_type_change(ptype, pklass, mtype, mklass, mnum); + err = check_argument_type_change(ptype, pklass(), atype, aklass(), anum); } else { - err = check_return_type_change(mtype, mklass, ptype, pklass); // note reversal! + err = check_return_type_change(atype, aklass(), ptype, pklass()); // note reversal! } if (err != NULL) break; } if (err != NULL) { +#ifndef PRODUCT + if (PrintMiscellaneous && (Verbose || WizardMode)) { + tty->print("*** verify_method_signature failed: "); + java_lang_invoke_MethodType::print_signature(mtype(), tty); + tty->cr(); + tty->print_cr(" first_ptype_pos = %d, insert_ptype = "UINTX_FORMAT, first_ptype_pos, insert_ptype()); + tty->print(" Failing method: "); + m->print(); + } +#endif //PRODUCT THROW_MSG(vmSymbols::java_lang_InternalError(), err); } } @@ -1288,10 +1319,12 @@ // format, format, format const char* src_name = type2name(src_type); const char* dst_name = type2name(dst_type); - if (src_type == T_OBJECT) src_name = Klass::cast(src_klass)->external_name(); - if (dst_type == T_OBJECT) dst_name = Klass::cast(dst_klass)->external_name(); if (src_name == NULL) src_name = "unknown type"; if (dst_name == NULL) dst_name = "unknown type"; + if (src_type == T_OBJECT) + src_name = (src_klass != NULL) ? Klass::cast(src_klass)->external_name() : "an unresolved class"; + if (dst_type == T_OBJECT) + dst_name = (dst_klass != NULL) ? Klass::cast(dst_klass)->external_name() : "an unresolved class"; size_t msglen = strlen(err) + strlen(src_name) + strlen(dst_name) + (argnum < 10 ? 1 : 11); char* msg = NEW_RESOURCE_ARRAY(char, msglen + 1);
--- a/src/share/vm/runtime/arguments.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/runtime/arguments.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -59,7 +59,8 @@ #include "gc_implementation/concurrentMarkSweep/compactibleFreeListSpace.hpp" #endif -#define DEFAULT_VENDOR_URL_BUG "http://java.sun.com/webapps/bugreport/crash.jsp" +// Note: This is a special bug reporting site for the JVM +#define DEFAULT_VENDOR_URL_BUG "http://bugreport.sun.com/bugreport/crash.jsp" #define DEFAULT_JAVA_LAUNCHER "generic" char** Arguments::_jvm_flags_array = NULL;
--- a/src/share/vm/runtime/os.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/runtime/os.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -1291,3 +1291,41 @@ } return result; } + +// Read file line by line, if line is longer than bsize, +// skip rest of line. +int os::get_line_chars(int fd, char* buf, const size_t bsize){ + size_t sz, i = 0; + + // read until EOF, EOL or buf is full + while ((sz = (int) read(fd, &buf[i], 1)) == 1 && i < (bsize-1) && buf[i] != '\n') { + ++i; + } + + if (buf[i] == '\n') { + // EOL reached so ignore EOL character and return + + buf[i] = 0; + return (int) i; + } + + buf[i+1] = 0; + + if (sz != 1) { + // EOF reached. if we read chars before EOF return them and + // return EOF on next call otherwise return EOF + + return (i == 0) ? -1 : (int) i; + } + + // line is longer than size of buf, skip to EOL + int ch; + while (read(fd, &ch, 1) == 1 && ch != '\n') { + // Do nothing + } + + // return initial part of line that fits in buf. + // If we reached EOF, it will be returned on next call. + + return (int) i; +}
--- a/src/share/vm/runtime/os.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/runtime/os.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -658,6 +658,10 @@ // Hook for os specific jvm options that we don't want to abort on seeing static bool obsolete_option(const JavaVMOption *option); + // Read file line by line. If line is longer than bsize, + // rest of line is skipped. Returns number of bytes read or -1 on EOF + static int get_line_chars(int fd, char *buf, const size_t bsize); + // Platform dependent stuff #ifdef TARGET_OS_FAMILY_linux # include "os_linux.hpp"
--- a/src/share/vm/runtime/sweeper.cpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/runtime/sweeper.cpp Fri Apr 22 09:26:09 2011 -0700 @@ -418,6 +418,11 @@ // state of the code cache if it's requested. void NMethodSweeper::log_sweep(const char* msg, const char* format, ...) { if (PrintMethodFlushing) { + stringStream s; + // Dump code cache state into a buffer before locking the tty, + // because log_state() will use locks causing lock conflicts. + CodeCache::log_state(&s); + ttyLocker ttyl; tty->print("### sweeper: %s ", msg); if (format != NULL) { @@ -426,10 +431,15 @@ tty->vprint(format, ap); va_end(ap); } - CodeCache::log_state(tty); tty->cr(); + tty->print_cr(s.as_string()); } if (LogCompilation && (xtty != NULL)) { + stringStream s; + // Dump code cache state into a buffer before locking the tty, + // because log_state() will use locks causing lock conflicts. + CodeCache::log_state(&s); + ttyLocker ttyl; xtty->begin_elem("sweeper state='%s' traversals='" INTX_FORMAT "' ", msg, (intx)traversal_count()); if (format != NULL) { @@ -438,7 +448,7 @@ xtty->vprint(format, ap); va_end(ap); } - CodeCache::log_state(xtty); + xtty->print(s.as_string()); xtty->stamp(); xtty->end_elem(); }
--- a/src/share/vm/shark/llvmHeaders.hpp Thu Apr 21 10:23:44 2011 -0700 +++ b/src/share/vm/shark/llvmHeaders.hpp Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved. * Copyright 2008, 2009, 2010 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * @@ -46,7 +46,11 @@ #include <llvm/ModuleProvider.h> #endif #include <llvm/Support/IRBuilder.h> +#if SHARK_LLVM_VERSION >= 29 +#include <llvm/Support/Threading.h> +#else #include <llvm/System/Threading.h> +#endif #include <llvm/Target/TargetSelect.h> #include <llvm/Type.h> #include <llvm/ExecutionEngine/JITMemoryManager.h> @@ -55,8 +59,12 @@ #include <llvm/ExecutionEngine/JIT.h> #include <llvm/ADT/StringMap.h> #include <llvm/Support/Debug.h> +#if SHARK_LLVM_VERSION >= 29 +#include <llvm/Support/Host.h> +#else #include <llvm/System/Host.h> #endif +#endif #include <map>
--- a/test/compiler/6795161/Test.java Thu Apr 21 10:23:44 2011 -0700 +++ b/test/compiler/6795161/Test.java Fri Apr 22 09:26:09 2011 -0700 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -26,7 +26,7 @@ * @test * @bug 6795161 * @summary Escape analysis leads to data corruption - * @run main/othervm -server -Xcomp -XX:CompileOnly=Test -XX:+DoEscapeAnalysis Test + * @run main/othervm -server -XX:+IgnoreUnrecognizedVMOptions -Xcomp -XX:CompileOnly=Test -XX:+DoEscapeAnalysis Test */ class Test_Class_1 {