diff options
Diffstat (limited to 'macros/src/main/scala/chisel3/internal')
| -rw-r--r-- | macros/src/main/scala/chisel3/internal/InstantiableMacro.scala | 182 |
1 files changed, 91 insertions, 91 deletions
diff --git a/macros/src/main/scala/chisel3/internal/InstantiableMacro.scala b/macros/src/main/scala/chisel3/internal/InstantiableMacro.scala index a001b284..7d44d8a9 100644 --- a/macros/src/main/scala/chisel3/internal/InstantiableMacro.scala +++ b/macros/src/main/scala/chisel3/internal/InstantiableMacro.scala @@ -1,97 +1,97 @@ -// SPDX-License-Identifier: Apache-2.0 +// // SPDX-License-Identifier: Apache-2.0 -package chisel3.internal +// package chisel3.internal -import scala.language.experimental.macros -import scala.annotation.StaticAnnotation -import scala.reflect.macros.whitebox +// import scala.language.experimental.macros +// import scala.annotation.StaticAnnotation +// import scala.reflect.macros.whitebox -private[chisel3] object instantiableMacro { +// private[chisel3] object instantiableMacro { - def impl(c: whitebox.Context)(annottees: c.Expr[Any]*): c.Expr[Any] = { - import c.universe._ - def processBody(stats: Seq[Tree]): (Seq[Tree], Iterable[Tree]) = { - val extensions = scala.collection.mutable.ArrayBuffer.empty[Tree] - extensions += q"implicit val mg = new chisel3.internal.MacroGenerated{}" - // Note the triple `_` prefixing `module` is to avoid conflicts if a user marks a 'val module' - // with @public; in this case, the lookup code is ambiguous between the generated `def module` - // function and the argument to the generated implicit class. - val resultStats = stats.flatMap { stat => - stat match { - case hasPublic: ValOrDefDef if hasPublic.mods.annotations.toString.contains("new public()") => - hasPublic match { - case aDef: DefDef => - c.error(aDef.pos, s"Cannot mark a def as @public") - Nil - // For now, we only omit protected/private vals - case aVal: ValDef - if aVal.mods.hasFlag(c.universe.Flag.PRIVATE) || aVal.mods.hasFlag(c.universe.Flag.PROTECTED) => - c.error(aVal.pos, s"Cannot mark a private or protected val as @public") - Nil - case aVal: ValDef => - extensions += atPos(aVal.pos)(q"def ${aVal.name} = ___module._lookup(_.${aVal.name})") - if (aVal.name.toString == aVal.children.last.toString) Nil else Seq(aVal) - case other => Seq(other) - } - case other => Seq(other) - } - } - (resultStats, extensions) - } - val result = { - val (clz, objOpt) = annottees.map(_.tree).toList match { - case Seq(c, o) => (c, Some(o)) - case Seq(c) => (c, None) - } - val (newClz, implicitClzs, tpname) = clz match { - case q"$mods class $tpname[..$tparams] $ctorMods(...$paramss) extends { ..$earlydefns } with ..$parents { $self => ..$stats }" => - val defname = TypeName(tpname + c.freshName()) - val instname = TypeName(tpname + c.freshName()) - val (newStats, extensions) = processBody(stats) - val argTParams = tparams.map(_.name) - ( - q""" $mods class $tpname[..$tparams] $ctorMods(...$paramss) extends { ..$earlydefns } with ..$parents with chisel3.experimental.hierarchy.IsInstantiable { $self => ..$newStats } """, - Seq( - q"""implicit class $defname[..$tparams](___module: chisel3.experimental.hierarchy.Definition[$tpname[..$argTParams]]) { ..$extensions }""", - q"""implicit class $instname[..$tparams](___module: chisel3.experimental.hierarchy.Instance[$tpname[..$argTParams]]) { ..$extensions } """ - ), - tpname - ) - case q"$mods trait $tpname[..$tparams] extends { ..$earlydefns } with ..$parents { $self => ..$stats }" => - val defname = TypeName(tpname + c.freshName()) - val instname = TypeName(tpname + c.freshName()) - val (newStats, extensions) = processBody(stats) - val argTParams = tparams.map(_.name) - ( - q"$mods trait $tpname[..$tparams] extends { ..$earlydefns } with ..$parents with chisel3.experimental.hierarchy.IsInstantiable { $self => ..$newStats }", - Seq( - q"""implicit class $defname[..$tparams](___module: chisel3.experimental.hierarchy.Definition[$tpname[..$argTParams]]) { ..$extensions }""", - q"""implicit class $instname[..$tparams](___module: chisel3.experimental.hierarchy.Instance[$tpname[..$argTParams]]) { ..$extensions } """ - ), - tpname - ) - } - val newObj = objOpt match { - case None => q"""object ${tpname.toTermName} { ..$implicitClzs } """ - case Some(obj @ q"$mods object $tname extends { ..$earlydefns } with ..$parents { $self => ..$body }") => - q""" - $mods object $tname extends { ..$earlydefns } with ..$parents { $self => - ..$implicitClzs - ..$body - } - """ - } - q""" - $newClz +// def impl(c: whitebox.Context)(annottees: c.Expr[Any]*): c.Expr[Any] = { +// import c.universe._ +// def processBody(stats: Seq[Tree]): (Seq[Tree], Iterable[Tree]) = { +// val extensions = scala.collection.mutable.ArrayBuffer.empty[Tree] +// extensions += q"implicit val mg = new chisel3.internal.MacroGenerated{}" +// // Note the triple `_` prefixing `module` is to avoid conflicts if a user marks a 'val module' +// // with @public; in this case, the lookup code is ambiguous between the generated `def module` +// // function and the argument to the generated implicit class. +// val resultStats = stats.flatMap { stat => +// stat match { +// case hasPublic: ValOrDefDef if hasPublic.mods.annotations.toString.contains("new public()") => +// hasPublic match { +// case aDef: DefDef => +// c.error(aDef.pos, s"Cannot mark a def as @public") +// Nil +// // For now, we only omit protected/private vals +// case aVal: ValDef +// if aVal.mods.hasFlag(c.universe.Flag.PRIVATE) || aVal.mods.hasFlag(c.universe.Flag.PROTECTED) => +// c.error(aVal.pos, s"Cannot mark a private or protected val as @public") +// Nil +// case aVal: ValDef => +// extensions += atPos(aVal.pos)(q"def ${aVal.name} = ___module._lookup(_.${aVal.name})") +// if (aVal.name.toString == aVal.children.last.toString) Nil else Seq(aVal) +// case other => Seq(other) +// } +// case other => Seq(other) +// } +// } +// (resultStats, extensions) +// } +// val result = { +// val (clz, objOpt) = annottees.map(_.tree).toList match { +// case Seq(c, o) => (c, Some(o)) +// case Seq(c) => (c, None) +// } +// val (newClz, implicitClzs, tpname) = clz match { +// case q"$mods class $tpname[..$tparams] $ctorMods(...$paramss) extends { ..$earlydefns } with ..$parents { $self => ..$stats }" => +// val defname = TypeName(tpname + c.freshName()) +// val instname = TypeName(tpname + c.freshName()) +// val (newStats, extensions) = processBody(stats) +// val argTParams = tparams.map(_.name) +// ( +// q""" $mods class $tpname[..$tparams] $ctorMods(...$paramss) extends { ..$earlydefns } with ..$parents with chisel3.experimental.hierarchy.IsInstantiable { $self => ..$newStats } """, +// Seq( +// q"""implicit class $defname[..$tparams](___module: chisel3.experimental.hierarchy.Definition[$tpname[..$argTParams]]) { ..$extensions }""", +// q"""implicit class $instname[..$tparams](___module: chisel3.experimental.hierarchy.Instance[$tpname[..$argTParams]]) { ..$extensions } """ +// ), +// tpname +// ) +// case q"$mods trait $tpname[..$tparams] extends { ..$earlydefns } with ..$parents { $self => ..$stats }" => +// val defname = TypeName(tpname + c.freshName()) +// val instname = TypeName(tpname + c.freshName()) +// val (newStats, extensions) = processBody(stats) +// val argTParams = tparams.map(_.name) +// ( +// q"$mods trait $tpname[..$tparams] extends { ..$earlydefns } with ..$parents with chisel3.experimental.hierarchy.IsInstantiable { $self => ..$newStats }", +// Seq( +// q"""implicit class $defname[..$tparams](___module: chisel3.experimental.hierarchy.Definition[$tpname[..$argTParams]]) { ..$extensions }""", +// q"""implicit class $instname[..$tparams](___module: chisel3.experimental.hierarchy.Instance[$tpname[..$argTParams]]) { ..$extensions } """ +// ), +// tpname +// ) +// } +// val newObj = objOpt match { +// case None => q"""object ${tpname.toTermName} { ..$implicitClzs } """ +// case Some(obj @ q"$mods object $tname extends { ..$earlydefns } with ..$parents { $self => ..$body }") => +// q""" +// $mods object $tname extends { ..$earlydefns } with ..$parents { $self => +// ..$implicitClzs +// ..$body +// } +// """ +// } +// q""" +// $newClz - $newObj - """ - } - c.Expr[Any](result) - } -} +// $newObj +// """ +// } +// c.Expr[Any](result) +// } +// } -private[chisel3] class instantiable extends StaticAnnotation { - def macroTransform(annottees: Any*): Any = macro instantiableMacro.impl -} -private[chisel3] class public extends StaticAnnotation +// private[chisel3] class instantiable extends StaticAnnotation { +// def macroTransform(annottees: Any*): Any = macro instantiableMacro.impl +// } +// private[chisel3] class public extends StaticAnnotation |