This CL removes the StatementList define now that BlockStatement is used
everywhere.
Bug: tint:130
Change-Id: Id51de13cd1ca0cd69023523c762fe719bc2da999
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25725
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
This CL updates the SPIR-V Reader to create BlockStatements instead of
StatementLists.
Bug: tint:136
Change-Id: I957019446ca00306187de701f86ae3e0dd5c5eb8
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25740
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
This CL converts the LoopStatement class to using a BlockStatement
internally. All usages have been updated execept for the two readers.
Bug: tint:130
Change-Id: Ied4b82f0ef49c7b92caa040bcf73050093022df7
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25723
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
This CL converts the IfStatement and ElseStatement classes to using a
BlockStatement internally. All usages have been updated execept for the
two readers.
Bug: tint:130
Change-Id: I59a5b92f22f35f27f17e005aa9b266f4a2b0ef25
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25722
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
This CL converts the CaseStatement class to using a BlockStatement
internally. All usages have been updated execept for the two readers.
Bug: tint:130
Change-Id: Idb9114230f7d9eb0f2208af635316edb0a0e8f99
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25721
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
This CL converts the Function class to using a BlockStatement
internally. All usages have been updated execept for the two readers.
Bug: tint:130
Change-Id: I7159cf2d3ed5cb8a34d51fbe848b88f0e5479605
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25720
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
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 type determination for a `select` intrinsic.
Bug: tint:106
Change-Id: Ie5c051cb42c72ae732579e3064561a4544a90473
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25380
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>
This Cl adds the emission of storage buffers to the MSL backend.
Bug: tint:8
Change-Id: I6923926b36e73f2e351443cf1d2bf6d70873bc9a
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25264
Reviewed-by: David Neto <dneto@google.com>
Couple of little style issues, and a path to a file that was incorrect.
Change-Id: I21d1a4ca41bc36163602378086989ac712f54469
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25265
Reviewed-by: dan sinclair <dsinclair@chromium.org>
This CL adds support for handling uniform data. Currently the uniform is
added to a buffer where the number is the binding value. This will need
to be updated to accept the correct mapping from the embedder.
Bug: tint:8
Change-Id: Icccccbe599a9555defa6136e384745f4093df020
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25104
Reviewed-by: David Neto <dneto@google.com>
This CL adds a `_stride_` into the array type name to differentiate an
array of 8 elements and a runtime array of stride 8.
Bug: tint:102
Change-Id: Iaf10fe5957acde16a9ccdf2a0fd8a83e47bb57bc
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24962
Reviewed-by: David Neto <dneto@google.com>
This CL extends module scoped variables to include support for builtins.
Bug: tint:8
Change-Id: I9e4363be32401bfdd45ad5d1727d9432aca206fe
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24786
Reviewed-by: David Neto <dneto@google.com>
This CL adds a helper to get referenced builtins and referenced
locations from the ast::Function.
Change-Id: I95cf7efd6b0fe9569c5e514d3245112e78147ffe
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24783
Reviewed-by: David Neto <dneto@google.com>
This CL generates entry point functions and duplicate functions as
needed to call from the entry points.
Bug: tint:8
Change-Id: I8092ce463248e7a887c26ae05b0774e8fa21ab94
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24764
Reviewed-by: David Neto <dneto@google.com>
This CL adds generation of the input/output structures for entry points.
Bug: tint:8
Change-Id: I93942496bcea0a2eea944e5e1cd0baf383530f5e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24721
Reviewed-by: David Neto <dneto@google.com>
This Cl updates the type determiner to annotate each function with the
name of any entry points which call into the given function. This will
allow determining in the backends if we need to duplicate the function
due to differing entry point parameter requirements.
Bug: tint:8
Change-Id: Icd7c4ccab72dd6eabcf0abaf1159319949c4ecf5
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24760
Reviewed-by: David Neto <dneto@google.com>
This Cl updates the entry point code to only output Input/Output
variabes which are referenced by the function instead of all
Input/Output variables.
Bug: tint:28
Change-Id: Idc429e02cac8dac7fc7b609cbd7f88039695829e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23623
Reviewed-by: David Neto <dneto@google.com>
This Cl updates the system to allow zero initializers. This allows:
```
var a : vec3<f32> = vec3<f32>();
```
Bug: tint:34
Change-Id: I84d6b431914c4ddf112ed375fae028d912f4a080
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23660
Reviewed-by: David Neto <dneto@google.com>
This CL cleans up various formatting and lint errors.
Change-Id: Ieee14db90e36acc8b469d58abb84fcf3595321bb
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23224
Reviewed-by: David Neto <dneto@google.com>
This CL adds the ability to attach a stride to an array type and have it
emitted during SPIR-V generation.
Bug: tint:5
Change-Id: I9c0f0a6afef6ae6662b64f4da2c150ba3f8da29f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23223
Reviewed-by: David Neto <dneto@google.com>
This CL adds type determination for the umin, umax, smin and smax GLSL
methods.
Change-Id: Ib301da41baf718e309a940f4a3560088daa10741
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22841
Reviewed-by: David Neto <dneto@google.com>
This CL adds the SSign and SAbs GLSL methods to the type determination.
Change-Id: If0e25cd153bd3aaef1cb031d647a86e98ff917bf
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22840
Reviewed-by: David Neto <dneto@google.com>
This CL adds support for generating the various dpdx, dpdy and fwidth
instructions.
Bug: tint:5
Change-Id: I6d12c738b93931d1e740659d9c1871892b801f71
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22625
Reviewed-by: David Neto <dneto@google.com>
This CL adds the necessary code to generate an OpAny instruction.
Bug: tint:5
Change-Id: I558b2cbf4bade3b4ab17997d24dcffddc32e2b41
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22620
Reviewed-by: David Neto <dneto@google.com>
The `>>>` symbol was folded into the `>>` symbol in WGSL. This CL
removes `>>>` from Tint.
Change-Id: I9d900de9a6026a8099796b94aad44483f0c6813f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22582
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
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>
This CL removes the conditional forms of the break and continue
statements as they are no longer in the WGSL spec.
Change-Id: I46224d6cb5ce706cfc95d35ab0a4eea46abf62a9
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22580
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
This CL adds a parent class for the type types of interger literals for
the cases where we can have either.
Change-Id: I61b540bedd49a6cf5a899e6864e2ea6f140cd2be
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22541
Reviewed-by: David Neto <dneto@google.com>
This Cl clarifies that IntLiteral is a signed value, which matches with
the usage of UintLiteral.
Change-Id: Ic8f0e2382cb66eb6b09daed096886dcc55e6b0f0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22540
Reviewed-by: David Neto <dneto@google.com>
The name conditions isn't quite correct for the case statement. This CL
updates the code to use selectors instead of conditions.
Change-Id: I98b8050b11e2328f97e4443469572ab47d7c1555
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22520
Reviewed-by: David Neto <dneto@google.com>
This CL adds switch support to the SPIR-V writer.
Bug: tint:5
Change-Id: I8a6ad40cb2d344c87abdf842194b60afb1b4c96e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22165
Reviewed-by: David Neto <dneto@google.com>
This CL adds the missing case_selectors option from the grammar updates.
Change-Id: Ia6c110e917dd574711d396fb34ad53a2a67cf1fe
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22306
Reviewed-by: David Neto <dneto@google.com>
The intrinsic methods were removed from the WGSL grammar and are treated
as builtin functions. This Cl updates Tint to match.
Bug: tint:41
Change-Id: I3f9ff6c17f1ca57ad159d883fd5a966657caeb4f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22301
Reviewed-by: David Neto <dneto@google.com>
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>
Push constants won't be supported by WebGPU. This CL removes them from
Tint.
For the SPIR-V reader case, this means the push constant will cause a
unknown storage class error.
Bug: tint:19
Change-Id: I10b09ce589b6b370fc828af0cd56e6213c5bc694
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/21180
Reviewed-by: David Neto <dneto@google.com>
The WGSL spec requires initializers for Output, Private and Function
variables. This CL adds initializers where needed.
Bug: tint:75
Change-Id: Id97f85a67ead2ffc41d6bdd1b71bf7034b04502a
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20980
Reviewed-by: David Neto <dneto@google.com>
This CL fixes the IntLiteral name to contain the type of the literal.
This keeps i32 and u32 from fighting over a given name. Now, the name
ends up being __int__i32_0 instead of __int_0.
Change-Id: Ifb9f0516139d25f34312c75c77318eccbe076ef8
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20941
Reviewed-by: David Neto <dneto@google.com>
TEST=Built fuzzer in local checkout of Chromium with tint integrated.
BUG=dawn:14
Change-Id: I84aacd41f893070c3af40f5e640361e177689f9e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20343
Reviewed-by: dan sinclair <dsinclair@google.com>
This CL updates the type determiner such that variable result types
end up wrapped inside pointers, constants do not. The result of Member
and Array accessors are also pointers if the source was a pointer.
Change-Id: I6694367daf6ba1db929e54a975dfea8404fca40c
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20265
Reviewed-by: David Neto <dneto@google.com>
This CL adds the code to generate the negation and not operators.
Bug: tint:5
Change-Id: Ibb4d374586e1415a2a678e375c64ba69bbc20367
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20143
Reviewed-by: David Neto <dneto@google.com>
dan sinclair
dan sinclair
dan sinclair
Ryan Harrison
David Neto
Sarah Mashayekhi