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authorAlbert Magyar2020-02-03 13:42:39 -0700
committerGitHub2020-02-03 13:42:39 -0700
commit509895c428f73b1c47e018df33e6cb64834e6e94 (patch)
treee2912c1c7528df820fe9163272397edd7efa1259 /chiselFrontend/src/main/scala/chisel3/internal
parent4f1f638663a7176ac28d95d71c14a37021314c3b (diff)
Add read-under-write parameter to SyncReadMem (#1183)
* Add support for readUnderWrite to SyncReadMem * Add write collision behavior test to MemorySpec * Update constant names
Diffstat (limited to 'chiselFrontend/src/main/scala/chisel3/internal')
-rw-r--r--chiselFrontend/src/main/scala/chisel3/internal/firrtl/Converter.scala4
-rw-r--r--chiselFrontend/src/main/scala/chisel3/internal/firrtl/IR.scala4
2 files changed, 5 insertions, 3 deletions
diff --git a/chiselFrontend/src/main/scala/chisel3/internal/firrtl/Converter.scala b/chiselFrontend/src/main/scala/chisel3/internal/firrtl/Converter.scala
index 548ed294..5c1d6935 100644
--- a/chiselFrontend/src/main/scala/chisel3/internal/firrtl/Converter.scala
+++ b/chiselFrontend/src/main/scala/chisel3/internal/firrtl/Converter.scala
@@ -106,8 +106,8 @@ private[chisel3] object Converter {
convert(reset, ctx), convert(init, ctx)))
case e @ DefMemory(info, id, t, size) =>
Some(firrtl.CDefMemory(convert(info), e.name, extractType(t), size, false))
- case e @ DefSeqMemory(info, id, t, size) =>
- Some(firrtl.CDefMemory(convert(info), e.name, extractType(t), size, true))
+ case e @ DefSeqMemory(info, id, t, size, ruw) =>
+ Some(firrtl.CDefMemory(convert(info), e.name, extractType(t), size, true, ruw))
case e: DefMemPort[_] =>
Some(firrtl.CDefMPort(convert(e.sourceInfo), e.name, fir.UnknownType,
e.source.fullName(ctx), Seq(convert(e.index, ctx), convert(e.clock, ctx)), convert(e.dir)))
diff --git a/chiselFrontend/src/main/scala/chisel3/internal/firrtl/IR.scala b/chiselFrontend/src/main/scala/chisel3/internal/firrtl/IR.scala
index e76a8d60..a16d84bb 100644
--- a/chiselFrontend/src/main/scala/chisel3/internal/firrtl/IR.scala
+++ b/chiselFrontend/src/main/scala/chisel3/internal/firrtl/IR.scala
@@ -2,6 +2,8 @@
package chisel3.internal.firrtl
+import firrtl.{ir => fir}
+
import chisel3._
import chisel3.internal._
import chisel3.internal.sourceinfo.SourceInfo
@@ -721,7 +723,7 @@ case class DefWire(sourceInfo: SourceInfo, id: Data) extends Definition
case class DefReg(sourceInfo: SourceInfo, id: Data, clock: Arg) extends Definition
case class DefRegInit(sourceInfo: SourceInfo, id: Data, clock: Arg, reset: Arg, init: Arg) extends Definition
case class DefMemory(sourceInfo: SourceInfo, id: HasId, t: Data, size: BigInt) extends Definition
-case class DefSeqMemory(sourceInfo: SourceInfo, id: HasId, t: Data, size: BigInt) extends Definition
+case class DefSeqMemory(sourceInfo: SourceInfo, id: HasId, t: Data, size: BigInt, readUnderWrite: fir.ReadUnderWrite.Value) extends Definition
case class DefMemPort[T <: Data](sourceInfo: SourceInfo, id: T, source: Node, dir: MemPortDirection, index: Arg, clock: Arg) extends Definition
case class DefInstance(sourceInfo: SourceInfo, id: BaseModule, ports: Seq[Port]) extends Definition
case class WhenBegin(sourceInfo: SourceInfo, pred: Arg) extends Command