aboutsummaryrefslogtreecommitdiffstats
path: root/src/java/jogamp/common/os/PlatformPropsImpl.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/java/jogamp/common/os/PlatformPropsImpl.java')
-rw-r--r--src/java/jogamp/common/os/PlatformPropsImpl.java405
1 files changed, 205 insertions, 200 deletions
diff --git a/src/java/jogamp/common/os/PlatformPropsImpl.java b/src/java/jogamp/common/os/PlatformPropsImpl.java
index b12ab6f..b35533f 100644
--- a/src/java/jogamp/common/os/PlatformPropsImpl.java
+++ b/src/java/jogamp/common/os/PlatformPropsImpl.java
@@ -11,9 +11,9 @@ import java.security.PrivilegedAction;
import java.util.List;
import jogamp.common.Debug;
-import jogamp.common.os.elf.ElfHeader;
+import jogamp.common.os.elf.ElfHeaderPart1;
+import jogamp.common.os.elf.ElfHeaderPart2;
import jogamp.common.os.elf.SectionArmAttributes;
-import jogamp.common.os.elf.SectionHeader;
import com.jogamp.common.nio.Buffers;
import com.jogamp.common.os.AndroidVersion;
@@ -48,6 +48,13 @@ public abstract class PlatformPropsImpl {
public static final VersionNumber Mavericks = new VersionNumber(10,9,0);
}
+ /**
+ * Returns {@code true} if the given {@link CPUType}s and {@link ABIType}s are compatible.
+ */
+ public static final boolean isCompatible(final CPUType cpu1, final ABIType abi1, final CPUType cpu2, final ABIType abi2) {
+ return cpu1.isCompatible(cpu2) && abi1.isCompatible(abi2);
+ }
+
//
// static initialization order:
//
@@ -72,14 +79,20 @@ public abstract class PlatformPropsImpl {
public static final String JAVA_RUNTIME_NAME;
/** True if having {@link java.nio.LongBuffer} and {@link java.nio.DoubleBuffer} available. */
public static final boolean JAVA_SE;
- /** True if being compatible w/ language level 6, e.g. JRE 1.6. Implies {@link #JAVA_SE}. <i>Note</i>: We claim Android is compatible. */
+ /**
+ * True only if being compatible w/ language level 6, e.g. JRE 1.6.
+ * <p>
+ * Implies {@link #isJavaSE()}.
+ * </p>
+ * <p>
+ * <i>Note</i>: We claim Android is compatible.
+ * </p>
+ */
public static final boolean JAVA_6;
public static final String NEWLINE;
public static final boolean LITTLE_ENDIAN;
- /* pp */ static final CPUType sCpuType;
-
public static final CPUType CPU_ARCH;
public static final ABIType ABI_TYPE;
public static final OSType OS_TYPE;
@@ -126,111 +139,191 @@ public abstract class PlatformPropsImpl {
OS_VERSION_NUMBER = new VersionNumber(OS_VERSION);
OS_TYPE = getOSTypeImpl(OS_lower, isAndroid);
- LITTLE_ENDIAN = queryIsLittleEndianImpl();
-
- // Soft values, i.e. w/o probing binaries
- final String sARCH = System.getProperty("os.arch");
- final String sARCH_lower = sARCH.toLowerCase();
- sCpuType = getCPUTypeImpl(sARCH_lower);
- if( DEBUG ) {
- System.err.println("Platform.Soft: sARCH "+sARCH+", sCpuType "+sCpuType);
- if( isAndroid ) {
- System.err.println("Android: CPU_ABI1 str "+AndroidVersion.CPU_ABI+", CPU_TYPE "+AndroidVersion.CPU_TYPE+", ABI_TYPE "+AndroidVersion.ABI_TYPE);
- System.err.println("Android: CPU_ABI2 str "+AndroidVersion.CPU_ABI2+", CPU_TYPE2 "+AndroidVersion.CPU_TYPE2+", ABI_TYPE2 "+AndroidVersion.ABI_TYPE2);
- }
- }
-
// Hard values, i.e. w/ probing binaries
//
// FIXME / HACK:
- // We use sCPUType for MachineDescriptionRuntime.getStatic()
+ // We use preCpuType for MachineDescriptionRuntime.getStatic()
// until we have determined the final CPU_TYPE, etc.
// MachineDescriptionRuntime gets notified via MachineDescriptionRuntime.notifyPropsInitialized() below.
//
// We could use Elf Ehdr's machine value to determine the bit-size
// used for it's offset table!
// However, 'os.arch' should be a good guess for this task.
+ final String elfCpuName;
final CPUType elfCpuType;
- final ABIType elfAbiType;
+ final ABIType elfABIType;
+ final int elfLittleEndian;
final boolean elfValid;
{
- final CPUType[] _ehCpuType = { null };
- final ABIType[] _ehAbiType = { null };
- final ElfHeader eh = queryABITypeImpl(OS_TYPE, _ehCpuType, _ehAbiType);
- if( null != eh && null != _ehCpuType[0] && null != _ehAbiType[0] ) {
- elfCpuType = _ehCpuType[0];
- elfAbiType = _ehAbiType[0];
- if( isAndroid ) {
- final CPUFamily aCpuFamily1 = null != AndroidVersion.CPU_TYPE ? AndroidVersion.CPU_TYPE.family : null;
- final CPUFamily aCpuFamily2 = null != AndroidVersion.CPU_TYPE2 ? AndroidVersion.CPU_TYPE2.family : null;
- if( elfCpuType.family != aCpuFamily1 && elfCpuType.family != aCpuFamily2 ) {
- // Ooops !
- elfValid = false;
- } else {
- elfValid = true;
- }
- } else {
- if( elfCpuType.family != sCpuType.family ) {
- // Ooops !
- elfValid = false;
- } else {
- elfValid = true;
+ final String[] _elfCpuName = { null };
+ final CPUType[] _elfCpuType = { null };
+ final ABIType[] _elfAbiType = { null };
+ final int[] _elfLittleEndian = { 0 }; // 1 - little, 2 - big
+ final boolean[] _elfValid = { false };
+ AccessController.doPrivileged(new PrivilegedAction<Object>() {
+ @Override
+ public Object run() {
+ RandomAccessFile in = null;
+ try {
+ final File file = queryElfFile(OS_TYPE);
+ if(DEBUG) {
+ System.err.println("ELF-1: Using "+file);
+ }
+ in = new RandomAccessFile(file, "r");
+ final ElfHeaderPart1 eh1 = readElfHeaderPart1(OS_TYPE, in);
+ if(DEBUG) {
+ System.err.println("ELF-1: Got "+eh1);
+ }
+ if( null != eh1 ) {
+ final ElfHeaderPart2 eh2 = readElfHeaderPart2(eh1, in);
+ if(DEBUG) {
+ System.err.println("ELF-2: Got "+eh2);
+ }
+ if( null != eh2 ) {
+ _elfCpuName[0] = eh2.cpuName;
+ _elfCpuType[0] = eh2.cpuType;
+ _elfAbiType[0] = eh2.abiType;
+ if( eh1.isLittleEndian() ) {
+ _elfLittleEndian[0] = 1;
+ } else if( eh1.isBigEndian() ) {
+ _elfLittleEndian[0] = 2;
+ }
+ _elfValid[0] = true;
+ }
+ }
+ } catch (final Throwable t) {
+ if(DEBUG) {
+ t.printStackTrace();
+ }
+ } finally {
+ if(null != in) {
+ try {
+ in.close();
+ } catch (final IOException e) { }
+ }
}
- }
- if( DEBUG ) {
- System.err.println("Platform.Elf: cpuType "+elfCpuType+", abiType "+elfAbiType+", valid "+elfValid);
- }
- } else {
- elfCpuType = null;
- elfAbiType = null;
- elfValid = false;
- if( DEBUG ) {
- System.err.println("Platform.Elf: n/a");
- }
+ return null;
+ } });
+ elfCpuName = _elfCpuName[0];
+ elfCpuType = _elfCpuType[0];
+ elfABIType = _elfAbiType[0];
+ elfLittleEndian = _elfLittleEndian[0];
+ elfValid = _elfValid[0];
+ if( DEBUG ) {
+ System.err.println("Platform.Elf: valid "+elfValid+", elfCpuName "+elfCpuName+", cpuType "+elfCpuType+", abiType "+elfABIType+", elfLittleEndian "+elfLittleEndian);
+ }
+ }
+
+ // Determine endianess, favor ELF value
+ final boolean littleEndian = queryIsLittleEndianImpl();
+ if( elfValid ) {
+ switch( elfLittleEndian ) {
+ case 1:
+ LITTLE_ENDIAN = true;
+ break;
+ case 2:
+ LITTLE_ENDIAN = false;
+ break;
+ default:
+ LITTLE_ENDIAN = littleEndian;
+ break;
}
+ } else {
+ LITTLE_ENDIAN = littleEndian;
+ }
+ if( DEBUG ) {
+ System.err.println("Platform.Endian: test-little "+littleEndian+", elf[valid "+elfValid+", val "+elfLittleEndian+"] -> LITTLE_ENDIAN "+LITTLE_ENDIAN);
}
+
+ // Property values for comparison
+ // We might take the property values even if ELF values are available,
+ // since the latter only reflect the CPU/ABI version of the binary files!
+ final String propARCH = System.getProperty("os.arch");
+ final String propARCH_lower = propARCH.toLowerCase();
+ final CPUType propCpuType = CPUType.query(propARCH_lower);
+ final ABIType propABIType = ABIType.query(propCpuType, propARCH_lower);
+ if( DEBUG ) {
+ System.err.println("Platform.Property: ARCH "+propARCH+", CpuType "+propCpuType+", ABIType "+propABIType);
+ }
+
+ final int strategy;
if( isAndroid ) {
+ if( DEBUG ) {
+ System.err.println("Android: CPU_ABI1 str "+AndroidVersion.CPU_ABI+", CPU_TYPE "+AndroidVersion.CPU_TYPE+", ABI_TYPE "+AndroidVersion.ABI_TYPE);
+ System.err.println("Android: CPU_ABI2 str "+AndroidVersion.CPU_ABI2+", CPU_TYPE2 "+AndroidVersion.CPU_TYPE2+", ABI_TYPE2 "+AndroidVersion.ABI_TYPE2);
+ }
if( elfValid ) {
- if( elfCpuType.family == AndroidVersion.CPU_TYPE.family &&
- elfAbiType == AndroidVersion.ABI_TYPE )
+ if( null != AndroidVersion.CPU_TYPE &&
+ isCompatible(elfCpuType, elfABIType, AndroidVersion.CPU_TYPE, AndroidVersion.ABI_TYPE) )
{
+ // ELF matches Android-1
ARCH = AndroidVersion.CPU_ABI;
+ ARCH_lower = ARCH;
CPU_ARCH = AndroidVersion.CPU_TYPE;
- } else {
+ strategy = 110;
+ } else if( null != AndroidVersion.CPU_TYPE2 &&
+ isCompatible(elfCpuType, elfABIType, AndroidVersion.CPU_TYPE2, AndroidVersion.ABI_TYPE2) )
+ {
+ // ELF matches Android-2
ARCH = AndroidVersion.CPU_ABI2;
+ ARCH_lower = ARCH;
CPU_ARCH = AndroidVersion.CPU_TYPE2;
+ strategy = 111;
+ } else {
+ // We assume our ELF data beats AndroidVersion info (correctness)
+ ARCH = elfCpuType.toString();
+ ARCH_lower = ARCH.toLowerCase();
+ CPU_ARCH = elfCpuType;
+ strategy = 112;
}
- ABI_TYPE = elfAbiType;
+ ABI_TYPE = elfABIType;
} else {
- // default
- if( AndroidVersion.CPU_TYPE.family == CPUFamily.ARM || null == AndroidVersion.CPU_TYPE2 ) {
+ if( AndroidVersion.CPU_TYPE.family == CPUFamily.ARM ||
+ null == AndroidVersion.CPU_TYPE2 ) {
+ // Favor Android-1: Either b/c ARM Family, or no Android-2
ARCH = AndroidVersion.CPU_ABI;
+ ARCH_lower = ARCH;
CPU_ARCH = AndroidVersion.CPU_TYPE;
ABI_TYPE = AndroidVersion.ABI_TYPE;
+ strategy = 120;
} else {
+ // Last resort Android-2
ARCH = AndroidVersion.CPU_ABI2;
+ ARCH_lower = ARCH;
CPU_ARCH = AndroidVersion.CPU_TYPE2;
ABI_TYPE = AndroidVersion.ABI_TYPE2;
+ strategy = 121;
}
}
- ARCH_lower = ARCH;
} else {
- ARCH = sARCH;
- ARCH_lower = sARCH_lower;
- if( elfValid && CPUFamily.ARM == elfCpuType.family ) {
- // Use Elf for ARM
- CPU_ARCH = elfCpuType;
- ABI_TYPE = elfAbiType;
+ if( elfValid ) {
+ if( isCompatible(elfCpuType, elfABIType, propCpuType, propABIType) ) {
+ // Use property ARCH, compatible w/ ELF
+ ARCH = propARCH;
+ ARCH_lower = propARCH_lower;
+ CPU_ARCH = propCpuType;
+ ABI_TYPE = propABIType;
+ strategy = 210;
+ } else {
+ // use ELF ARCH
+ ARCH = elfCpuName;
+ ARCH_lower = elfCpuName;
+ CPU_ARCH = elfCpuType;
+ ABI_TYPE = elfABIType;
+ strategy = 211;
+ }
} else {
- // Otherwise trust detailed os.arch (?)
- CPU_ARCH = sCpuType;
- ABI_TYPE = ABIType.GENERIC_ABI;
+ // Last resort: properties
+ ARCH = propARCH;
+ ARCH_lower = propARCH_lower;
+ CPU_ARCH = propCpuType;
+ ABI_TYPE = propABIType;
+ strategy = 220;
}
}
if( DEBUG ) {
- System.err.println("Platform.Hard: ARCH "+ARCH+", CPU_ARCH "+CPU_ARCH+", ABI_TYPE "+ABI_TYPE+" - isAndroid "+isAndroid+", elfValid "+elfValid);
+ System.err.println("Platform.Hard: ARCH "+ARCH+", CPU_ARCH "+CPU_ARCH+", ABI_TYPE "+ABI_TYPE+" - strategy "+strategy+"(isAndroid "+isAndroid+", elfValid "+elfValid+")");
}
- MachineDescriptionRuntime.notifyPropsInitialized();
os_and_arch = getOSAndArch(OS_TYPE, CPU_ARCH, ABI_TYPE);
}
@@ -271,49 +364,6 @@ public abstract class PlatformPropsImpl {
return 0x0C0D == tst_s.get(0);
}
- private static final CPUType getCPUTypeImpl(final String archLower) {
- if( archLower.equals("x86") || // jvm + android
- archLower.equals("i386") ||
- archLower.equals("i486") ||
- archLower.equals("i586") ||
- archLower.equals("i686") ) {
- return CPUType.X86_32;
- } else if( archLower.equals("x86_64") ||
- archLower.equals("amd64") ) {
- return CPUType.X86_64;
- } else if( archLower.equals("ia64") ) {
- return CPUType.IA64;
- } else if( archLower.equals("arm") ) {
- return CPUType.ARM;
- } else if( archLower.equals("armv5l") ) {
- return CPUType.ARMv5;
- } else if( archLower.equals("armv6l") ) {
- return CPUType.ARMv6;
- } else if( archLower.equals("armv7l") ||
- archLower.equals("armeabi") || // android
- archLower.equals("armeabi-v7a") ) { // android
- return CPUType.ARMv7;
- } else if( archLower.equals("aarch64") ||
- archLower.equals("arm64") ) {
- return CPUType.ARM64;
- } else if( archLower.equals("armv8-a") ||
- archLower.equals("arm64-v8a") ) {
- return CPUType.ARMv8_A;
- } else if( archLower.equals("sparc") ) {
- return CPUType.SPARC_32;
- } else if( archLower.equals("sparcv9") ) {
- return CPUType.SPARCV9_64;
- } else if( archLower.equals("pa_risc2.0") ) {
- return CPUType.PA_RISC2_0;
- } else if( archLower.equals("ppc") ) {
- return CPUType.PPC;
- } else if( archLower.equals("mips") ) { // android
- return CPUType.MIPS_32;
- } else {
- throw new RuntimeException("Please port CPU detection to your platform (" + OS_lower + "/" + archLower + ")");
- }
- }
-
@SuppressWarnings("unused")
private static final boolean contains(final String data, final String[] search) {
if(null != data && null != search) {
@@ -341,101 +391,53 @@ public abstract class PlatformPropsImpl {
* Elf ARM Tags are read using {@link ElfHeader}, .. and {@link SectionArmAttributes#abiVFPArgsAcceptsVFPVariant(byte)}.
* </p>
*/
- private static final ElfHeader queryABITypeImpl(final OSType osType, final CPUType[] cpuType, final ABIType[] abiType) {
- return AccessController.doPrivileged(new PrivilegedAction<ElfHeader>() {
- @Override
- public ElfHeader run() {
- ElfHeader res = null;
- try {
- File file = null;
- if( OSType.ANDROID == osType ) {
- file = new File(NativeLibrary.findLibrary("gluegen-rt", PlatformPropsImpl.class.getClassLoader()));
- } else {
- if( OSType.LINUX == osType ) {
- file = new File("/proc/self/exe");
- if( !checkFileReadAccess(file) ) {
- file = null;
- }
- }
- if( null == file ) {
- file = findSysLib("java");
- }
- if( null == file ) {
- file = findSysLib("jvm");
- }
- }
- if( null != file ) {
- res = queryABITypeImpl(file, cpuType, abiType);
- }
- } catch(final Throwable t) {
- if(DEBUG) {
- t.printStackTrace();
- }
- }
- return res;
- } } );
- }
- private static final ElfHeader queryABITypeImpl(final File file, final CPUType[] cpuType, final ABIType[] abiType) {
- ElfHeader res = null;
- RandomAccessFile in = null;
+ private static final File queryElfFile(final OSType osType) {
+ File file = null;
try {
- in = new RandomAccessFile(file, "r");
- final ElfHeader eh = ElfHeader.read(in);
- if(DEBUG) {
- System.err.println("ELF: Got HDR "+file+": "+eh);
- }
- if( eh.isArm() ) {
- boolean abiVFPArgsAcceptsVFPVariant = false;
- final SectionHeader sh = eh.getSectionHeader(SectionHeader.SHT_ARM_ATTRIBUTES);
- if( null != sh ) {
- if(DEBUG) {
- System.err.println("ELF: Got ARM Attribs Section Header: "+sh);
- }
- final SectionArmAttributes sArmAttrs = (SectionArmAttributes) sh.readSection(in);
- if(DEBUG) {
- System.err.println("ELF: Got ARM Attribs Section Block : "+sArmAttrs);
- }
- final SectionArmAttributes.Attribute abiVFPArgsAttr = sArmAttrs.get(SectionArmAttributes.Tag.ABI_VFP_args);
- if( null != abiVFPArgsAttr ) {
- abiVFPArgsAcceptsVFPVariant = SectionArmAttributes.abiVFPArgsAcceptsVFPVariant(abiVFPArgsAttr.getULEB128());
+ if( OSType.ANDROID == osType ) {
+ file = new File(NativeLibrary.findLibrary("gluegen-rt", PlatformPropsImpl.class.getClassLoader()));
+ } else {
+ if( OSType.LINUX == osType ) {
+ file = new File("/proc/self/exe");
+ if( !checkFileReadAccess(file) ) {
+ file = null;
}
}
- cpuType[0] = CPUType.ARM; // lowest 32bit denominator, ok for us
- abiType[0] = abiVFPArgsAcceptsVFPVariant ? ABIType.EABI_GNU_ARMHF : ABIType.EABI_GNU_ARMEL;
- if(DEBUG) {
- System.err.println("ELF: abiARM, abiVFPArgsAcceptsVFPVariant "+abiVFPArgsAcceptsVFPVariant);
+ if( null == file ) {
+ file = findSysLib("java");
+ }
+ if( null == file ) {
+ file = findSysLib("jvm");
}
- } else if ( eh.isAARCH64() ) {
- cpuType[0] = CPUType.ARM64;
- abiType[0] = ABIType.EABI_AARCH64;
- } else if ( eh.isX86_64() ) {
- cpuType[0] = CPUType.X86_64;
- abiType[0] = ABIType.GENERIC_ABI;
- } else if ( eh.isX86_32() ) {
- cpuType[0] = CPUType.X86_32;
- abiType[0] = ABIType.GENERIC_ABI;
- } else if ( eh.isIA64() ) {
- cpuType[0] = CPUType.IA64;
- abiType[0] = ABIType.GENERIC_ABI;
- } else if ( eh.isMips() ) {
- cpuType[0] = CPUType.MIPS_32; // FIXME
- abiType[0] = ABIType.GENERIC_ABI;
}
- res = eh;
} catch(final Throwable t) {
if(DEBUG) {
- System.err.println("Caught: "+t.getMessage());
t.printStackTrace();
}
- } finally {
- if(null != in) {
- try {
- in.close();
- } catch (final IOException e) { }
+ }
+ return file;
+ }
+ private static final ElfHeaderPart1 readElfHeaderPart1(final OSType osType, final RandomAccessFile in) {
+ ElfHeaderPart1 res = null;
+ try {
+ res = ElfHeaderPart1.read(osType, in);
+ } catch(final Throwable t) {
+ if(DEBUG) {
+ System.err.println("Caught: "+t.getMessage());
+ t.printStackTrace();
}
}
- if(DEBUG) {
- System.err.println("ELF: res "+res+", cpuType "+cpuType[0]+", abiType "+abiType[0]);
+ return res;
+ }
+ private static final ElfHeaderPart2 readElfHeaderPart2(final ElfHeaderPart1 eh1, final RandomAccessFile in) {
+ ElfHeaderPart2 res = null;
+ try {
+ res = ElfHeaderPart2.read(eh1, in);
+ } catch(final Throwable t) {
+ if(DEBUG) {
+ System.err.println("Caught: "+t.getMessage());
+ t.printStackTrace();
+ }
}
return res;
}
@@ -551,6 +553,9 @@ public abstract class PlatformPropsImpl {
case SPARC_32:
_and_arch_tmp = "sparc";
break;
+ case PPC64:
+ _and_arch_tmp = "ppc64"; // TODO: sync with gluegen-cpptasks-base.xml
+ break;
case PPC:
_and_arch_tmp = "ppc"; // TODO: sync with gluegen-cpptasks-base.xml
break;
@@ -567,7 +572,7 @@ public abstract class PlatformPropsImpl {
_and_arch_tmp = "risc2.0"; // TODO: sync with gluegen-cpptasks-base.xml
break;
default:
- throw new InternalError("Complete case block");
+ throw new InternalError("Unhandled CPUType: "+cpuType);
}
switch( osType ) {
@@ -604,7 +609,7 @@ public abstract class PlatformPropsImpl {
_and_arch_final = "hppa"; // TODO: really only hppa ?
break;
default:
- throw new InternalError("Complete case block");
+ throw new InternalError("Unhandled OSType: "+osType);
}
return os_ + "-" + _and_arch_final;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-29 08:29:02 +0000