60 Commits

Author SHA1 Message Date
dan sinclair
077d16d5e1 [wgsl-reader][wgsl-writer] Update array decorations to new syntax.
This CL updates the array decorations to the new syntax requiring ()'s
around parameters.

Bug: tint:238
Change-Id: I5a8b19e302fbd3f78392553d8d1c5e882b900180
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/28601
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
Commit-Queue: dan sinclair <dsinclair@chromium.org>
2020-09-20 21:28:18 +00:00
dan sinclair
8b685866cd [wgsl-reader][wgsl-writer] Update struct decorations to new syntax.
This CL updates the parsing of struct decorations to require ()'s around
parameters.

Bug: tint:238
Change-Id: Ia35ca5c260c3c57b5fc95788bd1aef07f75edc39
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/28600
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
Commit-Queue: Sarah Mashayekhi <sarahmashay@google.com>
2020-09-20 19:14:28 +00:00
dan sinclair
d3f75ca0e8 Add support for multisampled textures.
This Cl adds the AST, WGSL-Reader and SPIRV-Writer support for the
`texture_multisampled_2d` type.

Bug: tint:237
Change-Id: Ib3eb831227b49f32162801f1e1b4e474774c78b3
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/28480
Commit-Queue: dan sinclair <dsinclair@chromium.org>
Reviewed-by: David Neto <dneto@google.com>
2020-09-17 03:53:04 +00:00
dan sinclair
83ed2cc2b9 [wgsl-writer] Emit texture types.
This CL adds texture type emission to the WGSL writer.

Bug: tint:144
Change-Id: I18e40a587b77b953f17a6d0ad1a75a1bc4158ef0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/28460
Reviewed-by: David Neto <dneto@google.com>
Commit-Queue: dan sinclair <dsinclair@chromium.org>
2020-09-17 02:51:03 +00:00
dan sinclair
e7ec7f1689 [wgsl-writer] Add GenerateEntryPoint
This Cl adds the preliminary GenerateEntryPoint method to the WGSL
writer.

Bug: tint:211
Change-Id: Ib414ff66d482179f10eeeb890f6127bc585cd664
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/28045
Reviewed-by: David Neto <dneto@google.com>
Commit-Queue: David Neto <dneto@google.com>
2020-09-03 01:46:36 +00:00
Ryan Harrison
a291fc1e7f Ran 'git cl format' over an empty CL
Change-Id: Ied8585a4d266900925a81836db45f7525cd5f628
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/27181
Commit-Queue: dan sinclair <dsinclair@chromium.org>
Reviewed-by: dan sinclair <dsinclair@chromium.org>
2020-08-25 14:55:53 +00:00
dan sinclair
ac4a2894fe [wgsl-writer] Emit array stride decoration.
This CL adds array stride decorations to the WGSL writer.

Bug: tint:179
Change-Id: I39d7625e1bdc876bbf9a83da7af76eb98bd09c28
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/26002
Reviewed-by: David Neto <dneto@google.com>
2020-07-30 16:48:36 +00:00
dan sinclair
37c0970d51 Convert LoopStatement to use BlockStatement.
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>
2020-07-27 15:25:00 +00:00
dan sinclair
77040b85d9 Convert IfStatement and ElseStatement to use BlockStatement.
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>
2020-07-27 15:25:00 +00:00
dan sinclair
7c2fa1e7bc Convert CaseStatement to use BlockStatement.
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>
2020-07-27 15:25:00 +00:00
dan sinclair
4069f3357d Convert Function to use BlockStatement.
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>
2020-07-27 15:25:00 +00:00
dan sinclair
21f8e253a0 [wgsl-writer] Add emission of BlockStatement.
This CL adds BlockStatement writting to the WGSL writer.

Bug: tint:131
Change-Id: I6d1d286134311cea13e19c7381ed344da8205199
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25607
Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
2020-07-27 15:25:00 +00:00
dan sinclair
8f3c6356d4 Remove KillStatement
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>
2020-07-25 14:33:50 +00:00
dan sinclair
d81bebcfcc [wgsl-writer] Add DiscardStatement support
This CL adds the DiscardStatement to the WGSL writer.

Bug: tint:165
Change-Id: I012bc030482e097fd9a957ed96f15d8360f621a5
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25603
Reviewed-by: David Neto <dneto@google.com>
2020-07-25 14:33:04 +00:00
dan sinclair
b44fe3c034 Emit call statements from the various backends.
This CL adds emission of CallStatement to the various backends.

Bug: tint:45
Change-Id: Ia2bdf0433f136c516ecccdcbc64a5365094220af
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25281
Reviewed-by: David Neto <dneto@google.com>
2020-07-21 13:44:27 +00:00
dan sinclair
2a59901483 [metal-writer] Stub out the Metal Shading Language backend.
This CL adds the basis of the Metal Shading Language backend.

Bug: tint:8
Change-Id: I85976250eb41ac12203a5db116444e993c3d09d4
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23700
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 17:48:40 +00:00
dan sinclair
ccb699eb00 Remove right shift arithmetic operand.
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>
2020-06-03 16:11:44 +00:00
dan sinclair
2b23e4bd70 Remove unless_stmt
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>
2020-06-03 16:11:37 +00:00
dan sinclair
6bd7061a2e Remove conditional break/continue.
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>
2020-06-03 16:11:28 +00:00
dan sinclair
c6f2947ceb Rename the IntLiteral to SintLiteral.
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>
2020-06-02 20:11:44 +00:00
dan sinclair
1d69915155 Rename case statement conditions to selectors.
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>
2020-06-02 17:18:56 +00:00
dan sinclair
1aadbd4e47 Add case_selectors update
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>
2020-06-01 16:56:46 +00:00
dan sinclair
46e959da39 Update intrinsics in the grammar.
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>
2020-06-01 13:43:22 +00:00
dan sinclair
5370390096 Remove NOP.
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>
2020-05-26 15:05:54 +00:00
David Neto
91c5a496d2 [wgsl-writer] Function var decls don't mention storage class
From WGSL decision in https://github.com/gpuweb/gpuweb/issues/654

Change-Id: I570475cf0d069043d70794d7b92626798963bfdc
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/21363
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-05-20 18:33:54 +00:00
dan sinclair
50714622b4 Cleanup IdentifierExpression API.
This CL renames the parts of the identifier to segments and then adds a
path() and name() methods to get the respective parts of the identifier.

Change-Id: I1a365df7cb83ac0dd3d6be9ec6ccb83bfc73dd91
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19762
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
2020-04-20 14:21:00 +00:00
Ryan Harrison
460345d993 Add support for WGSL writing to BUILD.gn
BUG=tint:49

Change-Id: I4473176d4177a719b7b2659f765b6b467ac43c84
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19682
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-15 20:54:10 +00:00
dan sinclair
efb5d4e10f Remove regardless.
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>
2020-04-14 14:46:51 +00:00
dan sinclair
1c9b486d6e Rename RelationalExpression to BinaryExpression.
Match the more common usage for the expression type.

Bug: tint:37
Change-Id: Ia5d48a0444742ec4e304ea1036e499b3d7cad682
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18981
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
2020-04-07 19:27:41 +00:00
dan sinclair
3ffec80c63 Add list helpers
This CL adds various using statements for the

std::vector<std::unique_ptr<CLASS>> constructs found in the AST.
Change-Id: Ic9a2357cd73b2aafd99e961a38727f2f9874cde5
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18920
Reviewed-by: David Neto <dneto@google.com>
2020-04-06 19:37:37 +00:00
dan sinclair
e49bd5eeb4 Rename VariableStatement to VariableDeclStatement.
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>
2020-03-30 22:46:48 +00:00
dan sinclair
a322f5ddfa Update initializer names.
This Cl updates the names of the initializer expressions to be clearer.

 * InitializerExpression -> ConstructorExpression
 * ConstInitializerExpression -> ScalarConstructorExpression
 * TypeInitializerExpression -> TypeConstructorExpression

Bug: tint:26
Change-Id: Ib046497f589cc65d1d64bc172015588348feeffe
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18340
Reviewed-by: David Neto <dneto@google.com>
2020-03-30 22:46:06 +00:00
David Neto
b020cd900e [wgsl-writer] Restore huggie-style braces
Change-Id: Ieec33cccbfeb2589d1292103001f0de5267e02bb
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18040
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-30 19:56:59 +00:00
dan sinclair
0984214d8b [wgsl-writer] Add statement writer helper.
This CL adds a helper to emit a block of statements from the WGSL
writer.

Change-Id: I6fe62d894882c0a0fdc8865967bfa4887f3a65a3
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17761
Reviewed-by: David Neto <dneto@google.com>
2020-03-25 18:54:01 +00:00
dan sinclair
3740fd2d46 Emit functions.
This Cl adds functions to the WGSL generator.

Bug: tint:4
Change-Id: Ibc7d27597c6c0d63c82931d0fa016856359d21b5
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17340
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:09:04 +00:00
dan sinclair
c574295a42 Emit If statements.
This CL adds emitting of if statements to the WGSL generator.

Bug: tint:4
Change-Id: Ie79b40779a028dd40eac99c5459c971ead6cc43e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17286
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:08:56 +00:00
dan sinclair
eaf2689a44 Emit else statements.
This Cl updates the WGSL writer to generate else statements.

Bug: tint:4
Change-Id: I72f6bbb6a2ab00bec3933083fd12c5da1a3dd5f8
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17285
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:08:07 +00:00
dan sinclair
0d00402124 Emit loop statement.
This CL emits the loop statement from the WGSL generator.

Bug: tint:4
Change-Id: I45be066ed306a71df053f7e61e6201a10a3d1056
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17283
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:07:00 +00:00
dan sinclair
5f64aee763 Emit switch statements.
This CL updates the WGSL generator to output switch statements.

Bug: tint:4
Change-Id: I4450b10932960691c76e76869105ade01fdd5a79
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17282
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:06:52 +00:00
dan sinclair
4202d7d016 Emit variable statements
This Cl updates the WGSL writer to output variable statements.

Bug: tint:4
Change-Id: Ic557ea0c1b366644a8496dd43e4cfd85b9e8a84f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17281
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:06:45 +00:00
dan sinclair
187f9165a5 Emit Unless statement.
This CL adds unless statement to the WGSL generator.

Bug: tint:4
Change-Id: Id171cb1438d290938f1da946c23992bdae688359
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17280
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:05:32 +00:00
dan sinclair
b42c76c47d Emit regardless.
This Cl updates the WGSL writer to emit the regardless statement.

Bug: tint:4
Change-Id: Iab35f3f0d956bd6cdd1411a06b4ca022147b0f87
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17261
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:05:22 +00:00
dan sinclair
2a6e275057 Emit Return statements.
This CL adds emitting return statements into the WGSL writer.

Bug: tint:4
Change-Id: Ia2331f7c20e3a3e3af1aa1553cef83bec315eae3
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17260
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:05:10 +00:00
dan sinclair
c083af83ea Add Kill, Nop and Fallthrough to WGSL writer
This CL adds the Kill, Nop and Fallthrough statements to the WGSL
writer.

Bug: tint:4
Change-Id: Ic0c635cfa7ca4c3195c593b119f9436ffeb1f9dc
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17201
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:05:02 +00:00
dan sinclair
17686fc57c Emit WGSL continue statement.
This Cl adds support for emitting the WGSL continue statement.

Bug: tint:4
Change-Id: I20f87d46e707bdd7ae2a517983e779988892c445
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17200
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:04:54 +00:00
dan sinclair
37f4fb0f75 Emit case statement
This CL adds case statements to the WGSL generator.

Bug: tint:4
Change-Id: Ic7945646d79b7c3e9e1cb1cf57d1633a28f45fc0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17180
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:04:45 +00:00
dan sinclair
bf5ab65e98 Emit WGSL Break statement.
This CL adds emitting of the break statement to the WGSL writer.

Bug: tint:4
Change-Id: Iceae8cf8c1c77d63455621ea23f566af57c9e717
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17163
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:02:05 +00:00
dan sinclair
7f9d570a5a Emit assignment statement.
This CL updates the WGSL writer to emit the assignment statement nodes.

Bug: tint:4
Change-Id: I8a52f4e96c61ecb9e97cd3da41f4a1aa718e8d37
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17162
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:01:57 +00:00
dan sinclair
daff3e2616 Emit UnaryOp expression.
This CL updates the WGSL generator to emit the UnaryOpExpression node.

Bug: tint:4
Change-Id: I54046b5238a45994f7a4ed27941bd22b0c75f836
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17161
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:01:47 +00:00
dan sinclair
09671ab6f1 Emit UnaryMethod expressions.
This CL updates the WGSL generator to output UnaryMethodExpression
nodes.

Bug: tint:4
Change-Id: If43c0e5c12a967f08cc23e816d292353490404cf
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17160
Reviewed-by: David Neto <dneto@google.com>
2020-03-20 19:01:38 +00:00