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Command:
sbt scalafmtAll
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* Remove all manual cloneTypes and make it chisel runtime deprecated to add one
* runtime deprecate cloneType with runtime reflection
* [Backport this commit] Bundle: add check that override def cloneType still works (will be made an error later)
* Plugin: make it an error to override cloneType and add a test for that
* Docs: can't compile the cloneType anymore
* BundleSpec: comment out failing test I cannot get to fail or ignore
Co-authored-by: Jack Koenig <koenig@sifive.com>
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Change source and other relevant files to use SPDX license
LICENSE file moved from src/ to ./
Changed license file to refer to this per recommendation
using_spdx_license_list_short_identifiers
WARNING: Tests fail with as of yet undiagnosed error
```
[error] Failed: Total 691, Failed 19, Errors 0, Passed 672, Ignored 15
[error] Failed tests:
[error] chiselTests.QueueSpec
[error] examples.VendingMachineGeneratorSpec
[error] chiselTests.HarnessSpec
[error] chiselTests.ConnectSpec
[error] chiselTests.aop.SelectSpec
[error] chiselTests.PopCountSpec
[error] chiselTests.CloneModuleSpec
[error] (Test / test) sbt.TestsFailedException: Tests unsuccessful
[error] Total time: 379 s (06:19), completed Sep 30, 2020 12:38:17 AM
sbt:chisel3>
```
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Anything removed by this that is used by the compatibility layer is
migrated to the compatibility layer.
Signed-off-by: Schuyler Eldridge <schuyler.eldridge@ibm.com>
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Add runtime warnings for use of deprecated Chisel methods. This is done using a macro that takes the message from a `@deprecated` annotation, and adds a call to `Builder.deprecated`.
Reasoning is that by default, Scala doesn't print all deprecations, and that it's somewhat tricky to notice them - yet some support questions revolve around the use of deprecated and terribad API. This now prints warnings for uses of deprecated functions at runtime, and aggregates them by error and line to avoid spam. Also included is convenient information on enabling scalac deprecations.
This also changes how line numbers for Chisel's error facility is determined, using prefix string comparison of the stack trace element classnames, instead of checking if the class is a subtype of UserModule. The previous one (specifically, calls to Class.forName) seems to interact badly with reflection-based cloneType when called at scale. This should also give more accurate reporting of errors that are in user code but outside of a UserModule.
It turns out that `@deprecated` on macro functions don't do anything, so this changes the tags to the functions that the macros point to, which seems to work properly. It also turns out that there's a bunch of uses of deprecated functions in chiselTests which needs to be fixed.
Not all `@deprecated` functions are also annotated with `@chiselRuntimeDeprecation`, because they're still used in Chisel internals, and we can't track whether they're called by the user or by Chisel and it will give a misleading error. These are a small amount of functions.
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Fixes #554
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Get rid of some cruft exposed in #373
This also allows Bits.fromtInt(...) to be removed. Yay!
All old APIs (with some new restrictions, rocket still works fine) are preserved without deprecation in Chisel._, aside from the non-compile-time-checkable Map[] enum constructor which probably should have been deprecated during chisel2. The Map[] enums have been removed from chisel3._ without deprecation.
The new restriction is that nodeType (legacy API) may only be of UInt type with unspecified width. Note that Bits() creates a UInt, and if you can't control the enum values, it makes little sense to specify a bitwidth.
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