Commit Graph

206 Commits

Author SHA1 Message Date
dan sinclair 26c8a216e8 [msl-writer] Add import emission.
This CL adds emission of import function calls to the MSL backend.

Bug: tint:8
Change-Id: Ib8b8638b11caee2ff3557d551447b215ef2a4c69
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25262
Reviewed-by: David Neto <dneto@google.com>
2020-07-20 22:13:00 +00:00
dan sinclair 4264af9d3d [msl-writer] Emitting of program constants.
This CL adds code to emit program constants in the MSL backend.

Bug: tint:8
Change-Id: I63e40983253349d2e293904fbe9b6f543b885b34
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24940
Reviewed-by: David Neto <dneto@google.com>
2020-07-16 17:54:26 +00:00
dan sinclair c5a5f9666f [msl-writer] Handle emitting user function calls.
This CL adds support for calling user defined functions from the MSL
backend. Intrinsics and imports are not handled yet.

Bug: tint:8
Change-Id: I45c3078d014ab89cc0eec76dd626759077e1a890
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24763
Reviewed-by: David Neto <dneto@google.com>
2020-07-14 20:37:38 +00:00
dan sinclair a2eb8c52b2 [msl-writer] Generate input/output structs
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>
2020-07-14 20:37:20 +00:00
dan sinclair 45101598a1 [msl-writer] Add variable declarations.
This CL adds variable declarations to the MSL backend.

Bug: tint:7
Change-Id: Icf63ad44a217213e5036eb76429e25a3031822eb
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24540
Reviewed-by: David Neto <dneto@google.com>
2020-07-08 20:52:46 +00:00
dan sinclair 6002a3345f [msl-writer] Add namer class.
This CL adds a namer class to prevent collisions with builtin names in
MSL. The MSL generator has been updated to use the namer anywhere that
names are emitted.

Bug: tint:8
Change-Id: I820f226a7286be1d5b0d613bd0fa41b68cb9f8ba
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24184
Reviewed-by: David Neto <dneto@google.com>
2020-07-02 20:53:45 +00:00
dan sinclair 53b3283c6a [msl-writer] Emit switch statements.
This CL adds support for switch and case statements into the MSL writer.

Bug: tint:8
Change-Id: Ib51f943e8476c0ecfd45e9131404f96934c6e21f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24180
Reviewed-by: David Neto <dneto@google.com>
2020-06-30 21:33:20 +00:00
dan sinclair e88c0f6f8a [msl-writer] Emit loop statements.
This CL adds the code to convert a loop/continuing statement into MSL.

Bug: tint:8
Change-Id: I9fa595908c6d834d9543b583c8baf8c19f8cae6c
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24122
Reviewed-by: David Neto <dneto@google.com>
2020-06-30 17:40:28 +00:00
dan sinclair 57b3b1d117 [msl-writer] Add break and continue emission.
This CL adds writting of break and continue statements to the MSL
backend.

Bug: tint:8
Change-Id: If2443c036fa82f54708d209d924192ee7a159e76
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24121
Reviewed-by: David Neto <dneto@google.com>
2020-06-29 21:17:54 +00:00
dan sinclair fa1659a3ef [msl-writer] Emit member accessors.
This CL adds emission of member accessor expressions to the MSL writer.

Bug: tint:8
Change-Id: I21d8564880c44d719c89dca2a10cd97ccb1e2cd7
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24120
Reviewed-by: David Neto <dneto@google.com>
2020-06-29 21:17:44 +00:00
dan sinclair d4eafb631d [msl-writer] Emit alias types.
This CL adds emission of alias types to the MSL writer. They are output
as `typedef`s.

Bug: tint:8
Change-Id: I18b839ed0238c4636e3975f35f5d88badd412fe4
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24001
Reviewed-by: David Neto <dneto@google.com>
2020-06-26 21:27:59 +00:00
dan sinclair dc841f1bf2 [msl-writer] Add array accessors.
This CL adds the code to emit array accessors from the MSL backend..

Bug: tint:8
Change-Id: Ia6b49c11602d39aa559feac31fcfd592ab54928c
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/24000
Reviewed-by: David Neto <dneto@google.com>
2020-06-26 21:27:59 +00:00
dan sinclair d1bf87b9d8 [msl-writer] Add unary op emission.
This CL adds emission of the unary `-` and `!` operators.

Bug: tint:8
Change-Id: I9dda066111cc8f115b593127cf070c6ca37bdc66
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23842
Reviewed-by: David Neto <dneto@google.com>
2020-06-26 21:27:59 +00:00
dan sinclair 24a46e8e69 [msl-writer] Emit kill statement.
This Cl adds emission of the Kill statement as `discard_fragment`. This
may need to be revised when the semantics of Kill are agreed upon.

Bug: tint:8
Change-Id: I2d09f09143b2acd0139d876e873e3c70abbc84a3
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23841
Reviewed-by: David Neto <dneto@google.com>
2020-06-26 21:27:59 +00:00
dan sinclair 28d4a94bee [msl-writer] Add emission of if statements.
This Cl adds emission of `if`, `else if` and `else` statements to the
MSL backend.

Bug: tint:8
Change-Id: I8c22d70f2afa0a1d86cf475f5c98127504a6dc0e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23840
Reviewed-by: David Neto <dneto@google.com>
2020-06-26 21:27:59 +00:00
dan sinclair b1de84316c [msl-writer] Add cast conversion.
This CL adds conversion of casts to MSL.

Bug: tint:8
Change-Id: Iecfb9a5b413b1d10372b4d2fec31c0956b1475a0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23822
Reviewed-by: David Neto <dneto@google.com>
2020-06-26 21:27:59 +00:00
dan sinclair 3dbc8378fa [msl-writer] Add generation of as casts.
This CL adds the MSL conversion of as casts to `as_cast`.

Bug: tint:8
Change-Id: Iaa8ee1fa3077e4471bbead9d24fcf1e2d68998b0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23821
Reviewed-by: David Neto <dneto@google.com>
2020-06-26 21:27:59 +00:00
dan sinclair 6366f68121 [metal-writer] Emit constructors.
This Cl adds the code to emit scalar and type constructors from the
Metal backend.

Bug: tint:8
Change-Id: I95c713568ae3a73b82f8c9e10119e29e3469893e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23707
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 18:22:21 +00:00
dan sinclair 7f269e5bcb [metal-writer] Emit binary operations.
This CL adds emission of binary operations to the Metal backend.

Bug: tint:8
Change-Id: I797daadd238b718b081842b63ccefab3294bc20c
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23706
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 18:22:05 +00:00
dan sinclair 70c605fc47 [metal-writer] Emit assignment statements.
This CL adds assignment statements to the Metal backend.

Bug: tint:8
Change-Id: Iaf4faa62124948fd0e785d5bebd20aae778ba050
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23705
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 17:54:33 +00:00
dan sinclair e66d6a6745 [metal-writer] Emit functions
This Cl adds the code to emit functions from the metal writer. Note,
this does not handle entry points yet.

Bug: tint:8
Change-Id: Ie665771169261f6839de5eb1b66dc511bf47616a
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23704
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 17:54:25 +00:00
dan sinclair 646fb23c1f [metal-writer] Add identifier expression.
This CL adds the start of identifier expressions to the Metal backend.
Identifiers with paths are currently not supported.

Bug: tint:8
Change-Id: I4df8b6a3c32251d454d3dae5fa8933dad36094f8
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23703
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 17:49:08 +00:00
dan sinclair 8cd87513b3 [metal-writer] Add return generation.
This CL adds generation of the return statement.

Bug: tint:8
Change-Id: Iffee600e77a485649b987d39aab47742968e438e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23702
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 17:49:00 +00:00
dan sinclair 5dd37b2e6c [metal-writer] Add basic type emission.
This CL adds the start of type emission for the Metal backend. A few
types like pointers and structs aren't complete yet.

Bug: tint:8
Change-Id: I648e9275ef1b9dc6fa63b6ab328fe018a5f620ea
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23701
Reviewed-by: David Neto <dneto@google.com>
2020-06-23 17:48:53 +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
David Neto fd3700c0a7 [spirv-reader] Support Undef, mapping to null
Bug: tint:3
Change-Id: I1549f0445c92312b0d20292ff9d60736300d5378
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23600
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-06-22 20:48:59 +00:00
dan sinclair 8b48b26f73 [spirv-writer] Add as casts.
This CL adds the conversion of `as<f32>(b)` to SPIR-V.

Bug: tint:5
Change-Id: If1e04db2fe5520940527f4dcf52a89628b11b518
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23461
Reviewed-by: David Neto <dneto@google.com>
2020-06-18 18:02:46 +00:00
David Neto c7d1ac3361 [spirv-reader] Add OpCompositeConstruct
Bug: tint:3
Change-Id: Ibb1a4124e7e7b7a5b95bdd4e7c7e7f1c570e641c
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23127
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-06-12 15:09:56 +00:00
David Neto 0335adbc9a [spirv-reader] First GLSL.std.450 instructions
This supports the extended instructions used by the compute_boids
example.

Bug: tint:3
Change-Id: I364c343217139e489377dd2a9330058114023caa
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23126
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-06-12 15:09:14 +00:00
Ryan Harrison be45ff5081 Create tint.h for external users
tint.h selectively includes headers depending on what features are enabled. It
is based off of the original sample code, so should give users access to all of
the functionality demonstrated in there.

This is located in include/tint/, so that users can have a pretty include of
tint/tint.h.

BUG=tint:87

Change-Id: I8659c789c154349e4e8e7730dc334da4fb6eba70
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/23124
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-06-11 19:35:20 +00:00
dan sinclair 3e7dc82b35 [spirv-writer] Generate any intrinsic
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>
2020-06-04 17:05:35 +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 e009c2058d Add IntLiteral parent for Sint and Uint literals.
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>
2020-06-02 20:11:54 +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 916b408111 [spirv-writer] Add switch support
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>
2020-06-01 18:56:34 +00:00
dan sinclair 59fc026bcf [spirv-writer] Generate kill statements.
This Cl adds preliminary support for generating Kill commands. This may
change in the future if the semantics of kill are set in WGSL to not
match OpKill.

Bug: tint:5
Change-Id: Id466a1b26b37867a26373b93f56d627a0491f47f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22240
Reviewed-by: David Neto <dneto@google.com>
2020-06-01 13:44:43 +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 1d2ad81eb9 Update WGSL grammar builtins to match spec.
This CL removes the builtin_decoration from the parser in favour of
using IDENT tokens for builtins. We still convert to an enum in the
parser and validate the value provided.

Bug: tint:41
Change-Id: If5dc3844e3325c75951e7b320c123cf66cb8e106
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/22300
Reviewed-by: David Neto <dneto@google.com>
2020-06-01 13:43:11 +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
dan sinclair 2287f33424 [spirv-writer] Add null initializers where needed.
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>
2020-05-05 14:21:19 +00:00
dan sinclair abd472e45a [spirv-writer] Add start of cast support.
This CL starts support for the cast expression. It adds the i32 to f32
conversion path.

Bug: tint:5
Change-Id: Id1eafc38592060c4b5b91964302d79a847e2edaf
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20628
Reviewed-by: David Neto <dneto@google.com>
2020-05-01 19:05:55 +00:00
David Neto a92c114c1a [spirv-reader] Label control flow constructs
Label basic blocks with:
- their nearest enclosing structured control flow constructs.
- their nearest enclosing continue construct, if any
- their nearest enclosing loop construct, if any

A construct consists of a span of blocks in the computed block order.
It knows its parent construct, if any, and its nesting depth.

Bug: tint:3
Change-Id: Ia945706e8ea2435d6c40fb4e36dc2daeeb9780d0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20421
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-27 20:14:08 +00:00
dan sinclair 20077b7b87 [spirv-writer] Start accessor chain additions.
This Cl adds the code for the ArrayAccessor generation. Some of the
MemberAccessor code is included, but tests are coming in a later Cl.

Bug: tint:5
Change-Id: Id7d006ab4a82c1d31d8036d141c83d0d61f9bea5
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20180
Reviewed-by: David Neto <dneto@google.com>
2020-04-22 14:07:05 +00:00
dan sinclair c9308dcb75 [spirv-writer] Generate Unary Op expression.
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>
2020-04-22 00:24:11 +00:00
dan sinclair 21244880f8 Expression results should not be aliases.
This CL updates the expression class to set the alias value instead of
an alias as the result type.

Change-Id: If19ae394a09ba0dc76380514e53a488bbb5a7292
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20140
Reviewed-by: David Neto <dneto@google.com>
2020-04-22 00:23:49 +00:00
David Neto 9cba3e1850 [spirv-reader] Split arithmetic, bit tests
Separate them into different test files, to match SPIR-V spec sections

Bug: tint:3
Change-Id: I89fe76230740da060d57ac23870069a5483b2d7d
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/20043
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-21 17:44:44 +00:00
David Neto 571eea5a1a [spirv-reader] Compute basic block order
Test non-nested sequences and selections.

Bug: tint:3
Change-Id: Ibbbcd428d701d9e7d4da1682f94c2bdbef00121b
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19920
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-21 17:44:44 +00:00
David Neto 89af8a23cc [spirv-reader] Add OpBitcast
Bug: tint:3
Change-Id: I51f4521edeacf9e7c4d8dbf4a1832295b1705550
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19886
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-20 21:06:43 +00:00
dan sinclair fd5d4ca16c [spirv-writer] Add preliminary support for GLSL methods
This CL adds the type determination and builder code to support
outputting the GLSL Round call.

Bug: tint:5
Change-Id: I84dadebaf19aee3361fb13b5f32ce1a9f1b0c421
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19923
Reviewed-by: David Neto <dneto@google.com>
2020-04-20 15:46:18 +00:00
dan sinclair 6866cb7677 [spirv-writer] Add initial loop support.
This CL adds the initial generation of a loop construct into the
spirv-writer. This does not support break or continue yet.

Bug: tint:5
Change-Id: I41f5d9b634a1a4120f880c4143feacc7e58e2147
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19620
Reviewed-by: David Neto <dneto@google.com>
2020-04-20 14:07:29 +00:00
Ryan Harrison 0a196c13c8 Adding support for testing BUILD.gn
BUG=tint:50

Change-Id: Ie19a1af6a97a49a67dcc7474991c960b986ddebe
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19782
Reviewed-by: David Neto <dneto@google.com>
2020-04-17 13:18:20 +00:00
David Neto bd2965858a [spirv-reader] Support OpIEqual
Bug: tint:3
Change-Id: I8d87711dcc0ffd1de3cd4a4874a8bf225c676b30
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19540
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-14 20:56:07 +00:00
dan sinclair 79448a34a0 [spirv-writer] Simple if statements.
This CL adds the code to generate simple if statements.

Bug: tint:5
Change-Id: Ied42ad8b3632d7926ac646d1aa21e190a7a2c07e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19411
Reviewed-by: David Neto <dneto@google.com>
2020-04-14 16:40:30 +00:00
dan sinclair a28bcceb15 Remove premerge.
This CL removes the premerge statement and replaces it with a `premerge`
reserved word.

Change-Id: Ic9bc13878ed26e1733eb65dd1ba30d9bef095cb6
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19380
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
2020-04-14 14:46:58 +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
David Neto 3743c5ee65 [spirv-reader] Support IAdd
Also adds generic support for generating a combinatorial value
as a const definition.

Bug: tint:3
Change-Id: Idae758d146264491679710967e48ea270436be91
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19107
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-09 20:45:31 +00:00
David Neto a1a86007c9 [spirv-reader] Emit stores
Bug: tint:3
Change-Id: Ibda57e58ac13abb650eb0f3e01adbd40b439a82b
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/19120
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-08 20:06:26 +00:00
dan sinclair 719bfe01bf [spirv-writer] Add relational add
This CL adds the relational add expression to the spirv writer.

Bug: tint:5
Change-Id: Ideed225c63e60f53a019b79803809f8e973299c6
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18605
Reviewed-by: David Neto <dneto@google.com>
2020-04-08 17:18:20 +00:00
David Neto 4fa1ceb094 [spirv-reader] Emit function vars, no initializers
Bug: tint:3
Change-Id: I64a4a2c675e5440766ffc814867e6cf247d14c13
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18706
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-07 20:25:03 +00:00
David Neto 753cdc75c4 [spirv-reader] Test EmitFunctionDeclaration
Tests FunctionEmitter directly.
This is mostly refactoring to be able to selectively run parts of the
parsing flow, and to access relevant internal data.

Bug: tint:3
Change-Id: Ic2b166a2e9623a7e30e6769806088d12e78dcf45
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18704
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-07 19:56:02 +00:00
David Neto e70e10953b [spirv-reader] Refactor function emission
Create a FunctionEmitter class.
Move ParserImpl::Name to Namer::Name, and add tests.

Bug: tint:3
Change-Id: I271e8c75f6f5a0edf9d94fe0a4af5a022afac708
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18702
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-07 19:54:52 +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 b7edc4c765 Add type determination for constructors.
This CL adds type determination for the ScalarConstructorExpression and
TypeConstructorExpression.

Bug: tint:5
Change-Id: I46299140785eb420c3801de470d6423c25e9c700
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18827
Reviewed-by: David Neto <dneto@google.com>
2020-04-07 12:46:30 +00:00
dan sinclair c2d97ae6c8 Move the variable stack to a common class.
This Cl extracts the variable stack from the SPIR-V builder and makes it
available as a general class.

Change-Id: I3505d7cc4ec34f78bbc3360b064fa99479fd97d6
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18701
Reviewed-by: David Neto <dneto@google.com>
2020-04-03 02:35:23 +00:00
dan sinclair cfe4f13b1b [spirv-writer] Add assignment statements
This Cl adds assignment statement generation to the SPIR-V writer.

Bug: tint:5
Change-Id: I17876c0211e4b4e061d39e08fc6a433098252f38
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18621
Reviewed-by: David Neto <dneto@google.com>
2020-04-02 02:41:30 +00:00
dan sinclair 43178d016c [spirv-writer] Add identifier expressions
This Cl adds the code to convert an identifer expression into an ID.

Bug: tint:5
Change-Id: Id6cb08404f091fd4d89c3f7f9292c9de2eb4fa65
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18601
Reviewed-by: David Neto <dneto@google.com>
2020-04-01 23:44:11 +00:00
dan sinclair baaf989452 [spirv-writer] Add function variables
This Cl adds function variables to the SPIR-V output. This requires some
refactoring to split function instructions and variables apart in the
builder.

Bug: tint:5
Change-Id: I4d0045f5a02311cf9a2803929c66c648278e3734
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18600
Reviewed-by: David Neto <dneto@google.com>
2020-04-01 23:40:53 +00:00
David Neto 790b2f6b32 [spirv-reader] Start adding functions
Only emit functions that have bodies.
Don't emit their bodies yet.
Emit them so that callees precede callers.

Bug: tint:3
Change-Id: Ia67ba2fe1d47c7c7d5c290d1d4fc5256fa293b51
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18620
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-01 21:21:21 +00:00
David Neto 06faf3bd5b [spirv-reader] Emit module-scope variables
Bug: tint:3
Change-Id: I54f35022c86d6c8df635bf86cc7bf39327674f6e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18460
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-04-01 17:55:57 +00:00
David Neto a7640d6d4c [spir-reader] Emit alias types (named types)
Bug: tint:3
Change-Id: I4882160d9fe533d956f29ca15e65bf99eb80f5df
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18360
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-31 20:02:36 +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 e68c9b4075 [spirv-reader] Convert struct types
Handle as many member decorations as the Tint AST can express right now.
See crbug.com/tint/30

Bug: tint:3
Change-Id: I6d04f1beb438b3d952a76886fbd9c6b7ea701d81
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18160
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-30 21:14:28 +00:00
David Neto 4da4c696e2 [spirv-reader] Get decorations
Bug: tint:3
Change-Id: Idfd49c5bfc8629c17f42f954d65c881865548b8a
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18140
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-30 21:09:59 +00:00
dan sinclair 8ae34868cf [spirv-writer] Generate return statements
This CL adds the code to generate OpReturn and OpReturnValue statements.

Bug: tint:5
Change-Id: Ia4e4f6eb3f8b182be0caea88147d23fe4b6e341c
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18300
Reviewed-by: David Neto <dneto@google.com>
2020-03-30 20:03:24 +00:00
dan sinclair 5cd08fd72a [spirv-writer] Add initializer generation.
This CL adds generation for the ConstInitializer and TypeInitializer
expression. The global variable method has been extended to output the
constant and variable initializers.

Bug: tint:5
Change-Id: I2b3783d0e5a8bbf7a6aba9cf6e154910568bdb5d
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/18241
Reviewed-by: David Neto <dneto@google.com>
2020-03-30 20:01:38 +00:00
dan sinclair 15cbc98a8c [spirv-writer] Start global variable output
This CL starts adding global variable output to the SPIR-V writer. This
does not handle constants or initializers at this point.

Bug: tint:5
Change-Id: Id06533b2ec1f61feadf66f3e43a484f6f3765546
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17922
Reviewed-by: David Neto <dneto@google.com>
2020-03-30 19:49:01 +00:00
David Neto a8cd18e9e7 Context object owns a TypeManager
Add a Context::Reset method to clear state.

Hide the member behind an accessor.

Change-Id: Iafb7c39249f66f70c5a99a8ed1c69f2c0238834f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17742
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-27 00:47:16 +00:00
dan sinclair 113fb07071 [spirv-writer] Generate constants
This CL updates the SPIR-V writer to generate the OpConstantTrue,
OpConstantFalse and OpConstant instructions.

Bug: tint:5
Change-Id: I660554c491e4eb569e3902fce0973fae3f27e6c0
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17820
Reviewed-by: David Neto <dneto@google.com>
2020-03-27 00:45:34 +00:00
dan sinclair 33d34650e8 [spirv-writer] Emit function signatures.
This CL updates the SPIR-V writer to emit the OpTypeFunction and
OpFunction instructions.

Bug: tint:5
Change-Id: I85ead161ca37304a977213257a825ff268d29f2d
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17741
Reviewed-by: David Neto <dneto@google.com>
2020-03-25 19:43:20 +00:00
dan sinclair 9981b63fa4 Use a context object instead of a singleton
This Cl replaces the TypeManager singleton with a context object.

Bug: tint:29
Change-Id: Ia662709db1b562c34955633977ce4363f28f238e
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17780
Reviewed-by: David Neto <dneto@google.com>
2020-03-25 19:16:36 +00:00
David Neto 71e1d81654 Add reader::spirv::ParserImpl::ConvertType
For now, it only handles scalar types

Bug: tint:3
Change-Id: Ic20e18a4f80790e6cd10d4c06dd2abfd8f67a304
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17700
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-24 21:42:16 +00:00
dan sinclair 7a480f4313 [spirv-writer] Start emitting types
This CL starts the emitting of SPIR-V types. This CL adds code to emit
the `AliasType`, `BoolType`, `F32Type`, `I32Type`, `MatrixType`,
`U32Type`, `VectorType` and `VoidType`.

Bug: tint:5
Change-Id: Ic13026ca9006fc0a253d019b1a6dd984ae992fba
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17561
Reviewed-by: David Neto <dneto@google.com>
2020-03-24 15:03:29 +00:00
David Neto a14fec951e readers::spirv: Emit entry points
Bug: tint:3
Change-Id: I66b99ad6ecb3f409f9df7bfa9aa6c4da65e3f66b
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17582
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-23 22:54:36 +00:00
David Neto 14cfcd707d Add conversion of SpvExecutionModel
Bug: tint:3
Change-Id: I2b1a12beea9343ab3a8db50308e2f6fd790c654b
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17581
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-23 22:53:42 +00:00
David Neto 1ae8e85144 reader::spirv::Parser: register user names
Bug: tint:3
Change-Id: I4391aa733079d24fb19ff2cba9f612406e63a203
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17580
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-23 21:40:23 +00:00
dan sinclair dc200f7d1d Add SPIR-V dump to the SPIR-V generator
This Cl adds utility classes to dump out SPIR-V disassembly of the
builder and instructions.

Bug: tint:5
Change-Id: Ib4c57025ac63cb0be456bd819461c98ffa94367f
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17560
Reviewed-by: David Neto <dneto@google.com>
2020-03-23 20:59:12 +00:00
dan sinclair 781a4acb6f Generate errors from the SPIR-V builder.
This Cl adds error messages into the SPIR-V generator.

Bug: tint:5
Change-Id: I45c0d286dd8ec251773ff5e036322090647d780c
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17521
Reviewed-by: David Neto <dneto@google.com>
2020-03-23 20:07:34 +00:00
dan sinclair 248170ae44 Generate entry point instructions in SPIR-V writer.
This CL updates the SPIR-V generator to create entry point instructions.

Bug: tint:5
Change-Id: I04394bd508c0871ae9563cc811b4e49e42c2bb3a
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17322
Reviewed-by: David Neto <dneto@google.com>
2020-03-23 18:08:41 +00:00
David Neto be4c89a4d2 Add reader::spirv::Namer
A Namer is a place for saving and looking up names
based on SPIR-V IDs.

Bug: tint:3
Change-Id: I6aeb2f5f7ba63c2e0a816dcbac88f964beafabc6
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17284
Reviewed-by: dan sinclair <dsinclair@google.com>
2020-03-20 19:24:23 +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