The hand-rolled `AsBlah()`, `IsBlah()` methods will be migrated in future changes.
Change-Id: I078c100b561b50018771cc38c1cac4379c393424
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/34301
Reviewed-by: dan sinclair <dsinclair@chromium.org>
Split out statments that are non-block (non-loops, etc) into a separate function.
These all end with a semi-colon, which is important for resynchronization on errors (coming up in another change).
Bug: tint:282
Change-Id: I0e58c4938f2bbe859dc6ffb8dcd45c8cf26101da
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/32281
Commit-Queue: dan sinclair <dsinclair@chromium.org>
Reviewed-by: dan sinclair <dsinclair@chromium.org>
This CL adds a BlockStatement to wrap the statements in a given block.
Bug: tint:130
Change-Id: Idc2389e001d9d87ef7f45dcd8aa90bbd27ff7dce
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25606
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
This CL removes the KillStatement from the AST and replaces all test
usage with DiscardStatement.
Bug: tint:169
Change-Id: Ie68dd3cdd54056f144d10506f05cc1f6903d1cda
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25605
Reviewed-by: David Neto <dneto@google.com>
This CL adds DiscardStatement to the AST.
Bug: tint:162
Change-Id: I1905023eb8297d9a983884e77c6a2267fd43a076
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25601
Reviewed-by: David Neto <dneto@google.com>
This CL adds CallStatement to the AST to allow wrapping a CallExpression
into a statement.
Bug: tint:45
Change-Id: I5a9525514344fcc2cf9900eb2cd78c1fb94ca2ef
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25320
Reviewed-by: David Neto <dneto@google.com>
The `unless` statement was removed from the WGSL grammar so remove it
from Tint.
Change-Id: I31a185f5c5e3e88b667caea1c9a88aee80c0b810
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22581
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
The NOP command was added for complete SPIR-V bijectivity which is no
longer a goal of WGSL. The NOP command has been removed from the spec,
so remove from Tint.
Change-Id: Ic640d9d3b987a19668dc169ff549444921c5bbb8
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22160
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
This CL removes the regardless statement and turns `regardless` into a
reserved word.
Change-Id: I50c521111b90dbadddaeb36674e8c40205186076
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19361
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Lots of little style nits needed to be fixed for this work.
BUG=tint:44
Change-Id: Ibb45d9e3f6795ee0c09f5eca994bb28e20979d97
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19221
Reviewed-by: dan sinclair <dsinclair@google.com>
This CL renames VariableStatement to VariableDeclStatement to make it
clearer what it was modeling.
Bug: tint:25
Change-Id: Idd0d27fad7cc402f286e1abad74092c9d1961d91
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18341
Reviewed-by: David Neto <dneto@google.com>