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-rw-r--r--src/main/scala/firrtl/transforms/BlackBoxSourceHelper.scala2
-rw-r--r--src/main/scala/firrtl/transforms/CheckCombLoops.scala2
-rw-r--r--src/main/scala/firrtl/transforms/CombineCats.scala2
-rw-r--r--src/main/scala/firrtl/transforms/ConstantPropagation.scala2
-rw-r--r--src/main/scala/firrtl/transforms/DeadCodeElimination.scala2
-rw-r--r--src/main/scala/firrtl/transforms/Dedup.scala2
-rw-r--r--src/main/scala/firrtl/transforms/FixAddingNegativeLiteralsTransform.scala2
-rw-r--r--src/main/scala/firrtl/transforms/Flatten.scala2
-rw-r--r--src/main/scala/firrtl/transforms/FlattenRegUpdate.scala2
-rw-r--r--src/main/scala/firrtl/transforms/GroupComponents.scala2
-rw-r--r--src/main/scala/firrtl/transforms/IdentityTransform.scala2
-rw-r--r--src/main/scala/firrtl/transforms/InferResets.scala2
-rw-r--r--src/main/scala/firrtl/transforms/InlineBitExtractions.scala2
-rw-r--r--src/main/scala/firrtl/transforms/InlineBooleanExpressions.scala2
-rw-r--r--src/main/scala/firrtl/transforms/InlineCasts.scala2
-rw-r--r--src/main/scala/firrtl/transforms/LegalizeClocksAndAsyncResets.scala2
-rw-r--r--src/main/scala/firrtl/transforms/LegalizeReductions.scala2
-rw-r--r--src/main/scala/firrtl/transforms/ManipulateNames.scala2
-rw-r--r--src/main/scala/firrtl/transforms/OptimizationAnnotations.scala2
-rw-r--r--src/main/scala/firrtl/transforms/PropagatePresetAnnotations.scala2
-rw-r--r--src/main/scala/firrtl/transforms/RemoveKeywordCollisions.scala2
-rw-r--r--src/main/scala/firrtl/transforms/RemoveReset.scala2
-rw-r--r--src/main/scala/firrtl/transforms/RemoveWires.scala2
-rw-r--r--src/main/scala/firrtl/transforms/RenameModules.scala2
-rw-r--r--src/main/scala/firrtl/transforms/ReplaceTruncatingArithmetic.scala2
-rw-r--r--src/main/scala/firrtl/transforms/SimplifyMems.scala2
-rw-r--r--src/main/scala/firrtl/transforms/TopWiring.scala2
-rw-r--r--src/main/scala/firrtl/transforms/formal/AssertSubmoduleAssumptions.scala2
-rw-r--r--src/main/scala/firrtl/transforms/formal/ConvertAsserts.scala2
-rw-r--r--src/main/scala/firrtl/transforms/formal/RemoveVerificationStatements.scala2
-rw-r--r--src/main/scala/firrtl/transforms/package.scala2
31 files changed, 40 insertions, 22 deletions
diff --git a/src/main/scala/firrtl/transforms/BlackBoxSourceHelper.scala b/src/main/scala/firrtl/transforms/BlackBoxSourceHelper.scala
index 5000e07a..12f33183 100644
--- a/src/main/scala/firrtl/transforms/BlackBoxSourceHelper.scala
+++ b/src/main/scala/firrtl/transforms/BlackBoxSourceHelper.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/CheckCombLoops.scala b/src/main/scala/firrtl/transforms/CheckCombLoops.scala
index ee4c1d0b..dee2f9c8 100644
--- a/src/main/scala/firrtl/transforms/CheckCombLoops.scala
+++ b/src/main/scala/firrtl/transforms/CheckCombLoops.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/CombineCats.scala b/src/main/scala/firrtl/transforms/CombineCats.scala
index 6d05698f..a37e6f08 100644
--- a/src/main/scala/firrtl/transforms/CombineCats.scala
+++ b/src/main/scala/firrtl/transforms/CombineCats.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/ConstantPropagation.scala b/src/main/scala/firrtl/transforms/ConstantPropagation.scala
index 10e99beb..5d57de3a 100644
--- a/src/main/scala/firrtl/transforms/ConstantPropagation.scala
+++ b/src/main/scala/firrtl/transforms/ConstantPropagation.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/DeadCodeElimination.scala b/src/main/scala/firrtl/transforms/DeadCodeElimination.scala
index c9b42f8e..13173fdd 100644
--- a/src/main/scala/firrtl/transforms/DeadCodeElimination.scala
+++ b/src/main/scala/firrtl/transforms/DeadCodeElimination.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl.transforms
import firrtl._
diff --git a/src/main/scala/firrtl/transforms/Dedup.scala b/src/main/scala/firrtl/transforms/Dedup.scala
index 18e32cbc..2fb98224 100644
--- a/src/main/scala/firrtl/transforms/Dedup.scala
+++ b/src/main/scala/firrtl/transforms/Dedup.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/FixAddingNegativeLiteralsTransform.scala b/src/main/scala/firrtl/transforms/FixAddingNegativeLiteralsTransform.scala
index bfab31bf..2ba28ebb 100644
--- a/src/main/scala/firrtl/transforms/FixAddingNegativeLiteralsTransform.scala
+++ b/src/main/scala/firrtl/transforms/FixAddingNegativeLiteralsTransform.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/Flatten.scala b/src/main/scala/firrtl/transforms/Flatten.scala
index 36e71470..1d9f8083 100644
--- a/src/main/scala/firrtl/transforms/Flatten.scala
+++ b/src/main/scala/firrtl/transforms/Flatten.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/FlattenRegUpdate.scala b/src/main/scala/firrtl/transforms/FlattenRegUpdate.scala
index b582fe2a..664ce1e6 100644
--- a/src/main/scala/firrtl/transforms/FlattenRegUpdate.scala
+++ b/src/main/scala/firrtl/transforms/FlattenRegUpdate.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/GroupComponents.scala b/src/main/scala/firrtl/transforms/GroupComponents.scala
index 0db67f1e..ae110414 100644
--- a/src/main/scala/firrtl/transforms/GroupComponents.scala
+++ b/src/main/scala/firrtl/transforms/GroupComponents.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl.transforms
import firrtl._
diff --git a/src/main/scala/firrtl/transforms/IdentityTransform.scala b/src/main/scala/firrtl/transforms/IdentityTransform.scala
index 4faa5cd0..16da324e 100644
--- a/src/main/scala/firrtl/transforms/IdentityTransform.scala
+++ b/src/main/scala/firrtl/transforms/IdentityTransform.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/InferResets.scala b/src/main/scala/firrtl/transforms/InferResets.scala
index 376382cc..0f5fb608 100644
--- a/src/main/scala/firrtl/transforms/InferResets.scala
+++ b/src/main/scala/firrtl/transforms/InferResets.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/InlineBitExtractions.scala b/src/main/scala/firrtl/transforms/InlineBitExtractions.scala
index 100b598f..4b2773c5 100644
--- a/src/main/scala/firrtl/transforms/InlineBitExtractions.scala
+++ b/src/main/scala/firrtl/transforms/InlineBitExtractions.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/InlineBooleanExpressions.scala b/src/main/scala/firrtl/transforms/InlineBooleanExpressions.scala
index 29bdde0f..fcf8e335 100644
--- a/src/main/scala/firrtl/transforms/InlineBooleanExpressions.scala
+++ b/src/main/scala/firrtl/transforms/InlineBooleanExpressions.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/InlineCasts.scala b/src/main/scala/firrtl/transforms/InlineCasts.scala
index 0efc0727..71318eee 100644
--- a/src/main/scala/firrtl/transforms/InlineCasts.scala
+++ b/src/main/scala/firrtl/transforms/InlineCasts.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/LegalizeClocksAndAsyncResets.scala b/src/main/scala/firrtl/transforms/LegalizeClocksAndAsyncResets.scala
index 0edf0cc6..5e3d276d 100644
--- a/src/main/scala/firrtl/transforms/LegalizeClocksAndAsyncResets.scala
+++ b/src/main/scala/firrtl/transforms/LegalizeClocksAndAsyncResets.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/LegalizeReductions.scala b/src/main/scala/firrtl/transforms/LegalizeReductions.scala
index 33a10349..b5751b14 100644
--- a/src/main/scala/firrtl/transforms/LegalizeReductions.scala
+++ b/src/main/scala/firrtl/transforms/LegalizeReductions.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/ManipulateNames.scala b/src/main/scala/firrtl/transforms/ManipulateNames.scala
index d0b12e66..1dbc46ad 100644
--- a/src/main/scala/firrtl/transforms/ManipulateNames.scala
+++ b/src/main/scala/firrtl/transforms/ManipulateNames.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/OptimizationAnnotations.scala b/src/main/scala/firrtl/transforms/OptimizationAnnotations.scala
index 5532d0f0..10163b72 100644
--- a/src/main/scala/firrtl/transforms/OptimizationAnnotations.scala
+++ b/src/main/scala/firrtl/transforms/OptimizationAnnotations.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/PropagatePresetAnnotations.scala b/src/main/scala/firrtl/transforms/PropagatePresetAnnotations.scala
index 97db0219..941dce41 100644
--- a/src/main/scala/firrtl/transforms/PropagatePresetAnnotations.scala
+++ b/src/main/scala/firrtl/transforms/PropagatePresetAnnotations.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/RemoveKeywordCollisions.scala b/src/main/scala/firrtl/transforms/RemoveKeywordCollisions.scala
index 216dd7c1..3cf0e40a 100644
--- a/src/main/scala/firrtl/transforms/RemoveKeywordCollisions.scala
+++ b/src/main/scala/firrtl/transforms/RemoveKeywordCollisions.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/RemoveReset.scala b/src/main/scala/firrtl/transforms/RemoveReset.scala
index 8736e21b..14880ab9 100644
--- a/src/main/scala/firrtl/transforms/RemoveReset.scala
+++ b/src/main/scala/firrtl/transforms/RemoveReset.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/RemoveWires.scala b/src/main/scala/firrtl/transforms/RemoveWires.scala
index 31fa3b6f..440989f4 100644
--- a/src/main/scala/firrtl/transforms/RemoveWires.scala
+++ b/src/main/scala/firrtl/transforms/RemoveWires.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/RenameModules.scala b/src/main/scala/firrtl/transforms/RenameModules.scala
index 16fd655a..162f726e 100644
--- a/src/main/scala/firrtl/transforms/RenameModules.scala
+++ b/src/main/scala/firrtl/transforms/RenameModules.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
diff --git a/src/main/scala/firrtl/transforms/ReplaceTruncatingArithmetic.scala b/src/main/scala/firrtl/transforms/ReplaceTruncatingArithmetic.scala
index 14c84b91..b34b1f6a 100644
--- a/src/main/scala/firrtl/transforms/ReplaceTruncatingArithmetic.scala
+++ b/src/main/scala/firrtl/transforms/ReplaceTruncatingArithmetic.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/SimplifyMems.scala b/src/main/scala/firrtl/transforms/SimplifyMems.scala
index 7790d060..8ecc484a 100644
--- a/src/main/scala/firrtl/transforms/SimplifyMems.scala
+++ b/src/main/scala/firrtl/transforms/SimplifyMems.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl
package transforms
diff --git a/src/main/scala/firrtl/transforms/TopWiring.scala b/src/main/scala/firrtl/transforms/TopWiring.scala
index b35fed22..c231d347 100644
--- a/src/main/scala/firrtl/transforms/TopWiring.scala
+++ b/src/main/scala/firrtl/transforms/TopWiring.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms
package TopWiring
diff --git a/src/main/scala/firrtl/transforms/formal/AssertSubmoduleAssumptions.scala b/src/main/scala/firrtl/transforms/formal/AssertSubmoduleAssumptions.scala
index cdbee495..e5e65d1d 100644
--- a/src/main/scala/firrtl/transforms/formal/AssertSubmoduleAssumptions.scala
+++ b/src/main/scala/firrtl/transforms/formal/AssertSubmoduleAssumptions.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl.transforms.formal
import firrtl.ir.{Circuit, Formal, Statement, Verification}
diff --git a/src/main/scala/firrtl/transforms/formal/ConvertAsserts.scala b/src/main/scala/firrtl/transforms/formal/ConvertAsserts.scala
index 5928c79c..e49be6eb 100644
--- a/src/main/scala/firrtl/transforms/formal/ConvertAsserts.scala
+++ b/src/main/scala/firrtl/transforms/formal/ConvertAsserts.scala
@@ -1,4 +1,4 @@
-// See LICENSE for license details.
+// SPDX-License-Identifier: Apache-2.0
package firrtl.transforms.formal
diff --git a/src/main/scala/firrtl/transforms/formal/RemoveVerificationStatements.scala b/src/main/scala/firrtl/transforms/formal/RemoveVerificationStatements.scala
index 1e6d2c72..35e2d804 100644
--- a/src/main/scala/firrtl/transforms/formal/RemoveVerificationStatements.scala
+++ b/src/main/scala/firrtl/transforms/formal/RemoveVerificationStatements.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl.transforms.formal
import firrtl.ir.{Circuit, EmptyStmt, Statement, Verification}
diff --git a/src/main/scala/firrtl/transforms/package.scala b/src/main/scala/firrtl/transforms/package.scala
index 4043598c..d758fa0a 100644
--- a/src/main/scala/firrtl/transforms/package.scala
+++ b/src/main/scala/firrtl/transforms/package.scala
@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: Apache-2.0
+
package firrtl
package object transforms {