diff options
Diffstat (limited to 'src/reflect/scala/reflect/internal/Flags.scala')
| -rw-r--r-- | src/reflect/scala/reflect/internal/Flags.scala | 155 |
1 files changed, 86 insertions, 69 deletions
diff --git a/src/reflect/scala/reflect/internal/Flags.scala b/src/reflect/scala/reflect/internal/Flags.scala index 1707061817..754b96a9dd 100644 --- a/src/reflect/scala/reflect/internal/Flags.scala +++ b/src/reflect/scala/reflect/internal/Flags.scala @@ -15,65 +15,65 @@ import scala.collection.{ mutable, immutable } // // Generated by mkFlagsTable() at Thu Feb 02 20:31:52 PST 2012 // -// 0: PROTECTED/M -// 1: OVERRIDE/M -// 2: PRIVATE/M -// 3: ABSTRACT/M -// 4: DEFERRED/M -// 5: FINAL/M -// 6: METHOD -// 7: INTERFACE/M -// 8: MODULE -// 9: IMPLICIT/M -// 10: SEALED/M -// 11: CASE/M -// 12: MUTABLE/M -// 13: PARAM/M -// 14: PACKAGE -// 15: MACRO/M -// 16: BYNAMEPARAM/M CAPTURED COVARIANT/M -// 17: CONTRAVARIANT/M INCONSTRUCTOR LABEL -// 18: ABSOVERRIDE/M -// 19: LOCAL/M -// 20: JAVA/M -// 21: SYNTHETIC -// 22: STABLE -// 23: STATIC/M -// 24: CASEACCESSOR/M -// 25: DEFAULTPARAM/M TRAIT/M -// 26: BRIDGE -// 27: ACCESSOR -// 28: SUPERACCESSOR -// 29: PARAMACCESSOR/M -// 30: MODULEVAR -// 31: LAZY/M -// 32: IS_ERROR -// 33: OVERLOADED -// 34: LIFTED -// 35: EXISTENTIAL MIXEDIN -// 36: EXPANDEDNAME -// 37: IMPLCLASS PRESUPER/M -// 38: TRANS_FLAG -// 39: LOCKED -// 40: SPECIALIZED -// 41: DEFAULTINIT/M -// 42: VBRIDGE -// 43: VARARGS -// 44: TRIEDCOOKING -// 45: SYNCHRONIZED/M -// 46: ARTIFACT -// 47: DEFAULTMETHOD/M -// 48: ENUM -// 49: +// 0: PROTECTED/M +// 1: OVERRIDE/M +// 2: PRIVATE/M +// 3: ABSTRACT/M +// 4: DEFERRED/M +// 5: FINAL/M +// 6: METHOD +// 7: INTERFACE/M +// 8: MODULE +// 9: IMPLICIT/M +// 10: SEALED/M +// 11: CASE/M +// 12: MUTABLE/M +// 13: PARAM/M +// 14: PACKAGE +// 15: MACRO/M +// 16: BYNAMEPARAM/M CAPTURED COVARIANT/M +// 17: CONTRAVARIANT/M INCONSTRUCTOR LABEL +// 18: ABSOVERRIDE/M +// 19: LOCAL/M +// 20: JAVA/M +// 21: SYNTHETIC +// 22: STABLE +// 23: STATIC/M +// 24: CASEACCESSOR/M +// 25: DEFAULTPARAM/M TRAIT/M +// 26: BRIDGE +// 27: ACCESSOR +// 28: SUPERACCESSOR +// 29: PARAMACCESSOR/M +// 30: MODULEVAR +// 31: LAZY/M +// 32: IS_ERROR +// 33: OVERLOADED +// 34: LIFTED +// 35: EXISTENTIAL MIXEDIN +// 36: EXPANDEDNAME +// 37: IMPLCLASS PRESUPER/M +// 38: TRANS_FLAG +// 39: LOCKED +// 40: SPECIALIZED +// 41: DEFAULTINIT/M +// 42: VBRIDGE +// 43: VARARGS +// 44: TRIEDCOOKING +// 45: SYNCHRONIZED/M +// 46: ARTIFACT +// 47: JAVA_DEFAULTMETHOD/M +// 48: JAVA_ENUM +// 49: JAVA_ANNOTATION // 50: -// 51: lateDEFERRED -// 52: lateFINAL -// 53: lateMETHOD -// 54: lateINTERFACE -// 55: lateMODULE -// 56: notPROTECTED -// 57: notOVERRIDE -// 58: notPRIVATE +// 51: lateDEFERRED +// 52: lateFINAL +// 53: lateMETHOD +// 54: lateINTERFACE +// 55: lateMODULE +// 56: notPROTECTED +// 57: notOVERRIDE +// 58: notPRIVATE // 59: // 60: // 61: @@ -119,8 +119,9 @@ class ModifierFlags { final val DEFAULTINIT = 1L << 41 // symbol is initialized to the default value: used by -Xcheckinit final val ARTIFACT = 1L << 46 // symbol should be ignored when typechecking; will be marked ACC_SYNTHETIC in bytecode // to see which symbols are marked as ARTIFACT, see scaladocs for FlagValues.ARTIFACT - final val DEFAULTMETHOD = 1L << 47 // symbol is a java default method - final val ENUM = 1L << 48 // symbol is an enum + final val JAVA_DEFAULTMETHOD = 1L << 47 // symbol is a java default method + final val JAVA_ENUM = 1L << 48 // symbol is a java enum + final val JAVA_ANNOTATION = 1L << 49 // symbol is a java annotation // Overridden. def flagToString(flag: Long): String = "" @@ -172,12 +173,28 @@ class Flags extends ModifierFlags { final val SYNCHRONIZED = 1L << 45 // symbol is a method which should be marked ACC_SYNCHRONIZED // ------- shift definitions ------------------------------------------------------- + // + // Flags from 1L to (1L << 50) are normal flags. + // + // The flags DEFERRED (1L << 4) to MODULE (1L << 8) have a `late` counterpart. Late flags change + // their counterpart from 0 to 1 after a specific phase (see below). The first late flag + // (lateDEFERRED) is at (1L << 51), i.e., late flags are shifted by 47. The last one is (1L << 55). + // + // The flags PROTECTED (1L) to PRIVATE (1L << 2) have a `not` counterpart. Negated flags change + // their counterpart from 1 to 0 after a specific phase (see below). They are shifted by 56, i.e., + // the first negated flag (notPROTECTED) is at (1L << 56), the last at (1L << 58). + // + // Late and negative flags are only enabled after certain phases, implemented by the phaseNewFlags + // method of the SubComponent, so they implement a bit of a flag history. + // + // The flags (1L << 59) to (1L << 63) are currently unused. If added to the InitialFlags mask, + // they could be used as normal flags. - final val InitialFlags = 0x0001FFFFFFFFFFFFL // flags that are enabled from phase 1. - final val LateFlags = 0x00FE000000000000L // flags that override flags in 0x1FC. - final val AntiFlags = 0x7F00000000000000L // flags that cancel flags in 0x07F - final val LateShift = 47L - final val AntiShift = 56L + final val InitialFlags = 0x0007FFFFFFFFFFFFL // normal flags, enabled from the first phase: 1L to (1L << 50) + final val LateFlags = 0x00F8000000000000L // flags that override flags in (1L << 4) to (1L << 8): DEFERRED, FINAL, INTERFACE, METHOD, MODULE + final val AntiFlags = 0x0700000000000000L // flags that cancel flags in 1L to (1L << 2): PROTECTED, OVERRIDE, PRIVATE + final val LateShift = 47 + final val AntiShift = 56 // Flags which sketchily share the same slot // 16: BYNAMEPARAM/M CAPTURED COVARIANT/M @@ -243,7 +260,7 @@ class Flags extends ModifierFlags { */ final val ExplicitFlags = PRIVATE | PROTECTED | ABSTRACT | FINAL | SEALED | - OVERRIDE | CASE | IMPLICIT | ABSOVERRIDE | LAZY | DEFAULTMETHOD + OVERRIDE | CASE | IMPLICIT | ABSOVERRIDE | LAZY | JAVA_DEFAULTMETHOD /** The two bridge flags */ final val BridgeFlags = BRIDGE | VBRIDGE @@ -434,9 +451,9 @@ class Flags extends ModifierFlags { case TRIEDCOOKING => "<triedcooking>" // (1L << 44) case SYNCHRONIZED => "<synchronized>" // (1L << 45) case ARTIFACT => "<artifact>" // (1L << 46) - case DEFAULTMETHOD => "<defaultmethod>" // (1L << 47) - case ENUM => "<enum>" // (1L << 48) - case 0x2000000000000L => "" // (1L << 49) + case JAVA_DEFAULTMETHOD => "<defaultmethod>" // (1L << 47) + case JAVA_ENUM => "<enum>" // (1L << 48) + case JAVA_ANNOTATION => "<annotation>" // (1L << 49) case 0x4000000000000L => "" // (1L << 50) case `lateDEFERRED` => "<latedeferred>" // (1L << 51) case `lateFINAL` => "<latefinal>" // (1L << 52) |