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676 Commits

Author SHA1 Message Date
John Kessenich
9f9bad09b4 PP: Add missing atoms that effect -E mode. 
When preprocessing only, some tokens were emitted as <bad token>.
This fixes them to preserve their original content.

This supplants PR #182, with a correction and test results.
 2016-08-04 22:46:19 -06:00
steve-lunarg
7dfcf4d1ad HLSL: Add GatherRed/Green/Blue/Alpha methods, inc 4-offset forms 2016-08-03 13:34:39 -06:00
steve-lunarg
cb88de5e5e HLSL: allow semicolons between global scope declarations. 2016-08-03 07:08:06 -06:00
John Kessenich
f6640761c4 Front-end: Implement 2nd task of issue #400; precision of result and operation. 
From the ES spec + Bugzilla 15931 and GL_KHR_vulkan_glsl:
- Update precision qualifiers for all built-in function prototypes.
- Implement the new algorithm used to distinguish built-in function
  operation precisions from result precisions.
Also add tracking of separate result and operation precisions, and
use that in generating SPIR-V.
(SPIR-V cares about precision of operation, while the front-end
cares about precision of result, for propagation.)
 2016-08-02 21:48:02 -06:00
John Kessenich
1176530bf5 SPV: Prevent issue #415 with better semantic checking. 2016-07-31 12:39:46 -06:00
John Kessenich
11e1a073f3 PP: Fix issue #407; handle empty identifier. 
The sequence

  #define m()
  int m"

creates a token of no length (a string of 0 size).  Protect
against a string of 0 size as well as the existing protect
against a null string.
 2016-07-30 13:39:52 -06:00
John Kessenich
7208473c69 PP: Non-functional; fix typos and blank spaces. 2016-07-30 13:25:33 -06:00
John Kessenich
73d4fb5bc5 PP: Fix issue #408: # as last character in macro. 
This would look ahead for a second #, for token pasting, and if not
found, backup one token.  This is fine, unless at the end of line,
which would backup the #, rather than the look ahead.
 2016-07-30 12:41:35 -06:00
steve-lunarg
fe5a3ff2f3 HLSL: allow trailing commas in initializer lists & scalar initialization 2016-07-30 10:47:33 -06:00
John Kessenich
b38f071605 HLSL: Add back in the [subcomponent] part of a 'register' decl. 2016-07-30 10:30:51 -06:00
steve-lunarg
5964c64b2a HLSL: Fix a grammar error related to constructors in parenthetical expressions 2016-07-30 08:09:09 -06:00
John Kessenich
ff13213547 Front-ends GLSL/HLSL: Fix initializer lists for structs of one member. 
Single member structs initialized with an initializer list had
an incorrect argument for constructor emulation.
 2016-07-29 18:29:06 -06:00
John Kessenich
96e9f47cbb HLSL: Implement the register production. 2016-07-29 14:28:39 -06:00
John Kessenich
82d6baf86f HLSL: Implement packoffset production. 2016-07-29 13:03:50 -06:00
John Kessenich
64076ed7e9 HLSL: Fix binary-expression associativity and termination issue. 2016-07-28 21:48:25 -06:00
John Kessenich
fea226ba43 HLSL: Add shape conversions for scalar -> vector assigments. 
Also, this allows turning on the error check for a failed assigment
when parsing.

This makes 39 HLSL tests have a working assignment that was previously
silently dropped, due to lack of this functionality.
 2016-07-28 18:41:20 -06:00
John Kessenich
c552aece83 Merge pull request #417 from steve-lunarg/buffers 
HLSL: add Buffer support for Load method
 2016-07-28 16:56:39 -06:00
John Kessenich
c21badf2a1 Merge pull request #419 from steve-lunarg/lerp-fix 
HLSL: add missing vec,vec,scalar form of lerp(), + test
 2016-07-28 16:56:25 -06:00
steve-lunarg
2de329112b HLSL: allow uint literals, and add test for numeric suffixes 2016-07-28 14:49:48 -06:00
steve-lunarg
cf57c04401 HLSL: add missing vec,vec,scalar form of lerp(), + test 2016-07-28 13:23:22 -06:00
steve-lunarg
d53f717fd3 HLSL: add Buffer support for Load method 2016-07-27 15:57:31 -06:00
John Kessenich
414f735443 Front-end: Fix issue #409, check for implicitly-sized binding arrays. 2016-07-27 14:55:06 -06:00
steve-lunarg
68f2c144e3 HLSL: Add CalculateLevelOfDetail, and unimplemented errors for *Unclamped and GetSamplePosition 2016-07-27 10:46:33 -06:00
John Kessenich
00957f8110 HLSL: Implement ?: grammar productions. 
Missing are implicit conversions between int/bool/etc.
 2016-07-27 10:39:57 -06:00
steve-lunarg
1e19d90043 HLSL: add 2DMS texture formats, and matching Load / GetDimensions support 2016-07-27 07:37:21 -06:00
John Kessenich
8c8505c604 SPV: For AST interpolateAt* ops consuming a swizzle, invert the order. 
Apply the interpolation first, then apply the swizzle to the result,
the inverse of the order requested by the AST.  This fixes issue #411.
 2016-07-26 12:53:54 -06:00
John Kessenich
731cd83ef6 Merge pull request #405 from steve-lunarg/samplers 
HLSL: Add gather, improve proto generator machine for upcoming 2DMS/S…
 2016-07-26 09:40:46 -06:00
John Kessenich
64723c20b5 Merge pull request #406 from steve-lunarg/pp_line 
HLSL: enable #line extension by default for HLSL source.
 2016-07-26 09:39:48 -06:00
John Kessenich
3d157c510f HLSL: cbuffer and tbuffer grammar and production. 2016-07-25 16:05:33 -06:00
LoopDawg
6256146ef3 HLSL: enable #line extension by default for HLSL source. 2016-07-23 10:45:00 -06:00
LoopDawg
a2f3d285a8 HLSL: Add gather, improve proto generator machine for upcoming 2DMS/Shadow 2016-07-22 12:46:11 -06:00
John Kessenich
630e1bc636 Merge pull request #402 from steve-lunarg/samplers 
HLSL: Add SampleLevel method
 2016-07-21 15:47:27 -06:00
John Kessenich
c8f6903b1d Front-end: Fix default layout(component) widths and correct for doubles. 
Replaces PR #372.
 2016-07-21 15:43:00 -06:00
John Kessenich
5c08ecb419 Tests: line-number change only: make room for more component tests. 2016-07-21 15:39:23 -06:00
LoopDawg
3ef7852ef6 HLSL: Add SampleLevel method 2016-07-21 15:02:30 -06:00
LoopDawg
f245101954 HLSL: Add texture Load method & decomposition 2016-07-21 09:42:35 -06:00
LoopDawg
a78b02941b HLSL: Add SampleCmp and SampleCmpLevelZero texture methods 2016-07-20 09:57:03 -06:00
John Kessenich
934855a642 Fix issue #382: Detect implicitly-sized atomic_uint arrays. 2016-07-19 15:50:58 -06:00
John Kessenich
f2cfe27021 Fix issue #388. 
Protect more against error recovery of bad built-in variable redeclarations.
 2016-07-19 15:13:47 -06:00
John Kessenich
31a51becd2 Fix issue #391: input stack underflow on too few macro arguments. 2016-07-19 14:32:52 -06:00
LoopDawg
5d58faecc0 HLSL: Add tx.GetDimensions method (uint returns only) 2016-07-18 16:40:21 -06:00
LoopDawg
a2b7991497 HLSL: Add SampleBias and SampleGrad, and associated tests 2016-07-15 11:38:49 -06:00
John Kessenich
51e74b17bf Merge pull request #385 from steve-lunarg/inout-qualifiers 
HLSL: add in/out/inout qualifiers
 2016-07-13 15:42:48 -06:00
LoopDawg
92aff54632 HLSL: add offset Sample() form and arrayed texture support 2016-07-13 11:58:56 -06:00
LoopDawg
9249c709b0 HLSL: add in/out/inout qualifiers. 2016-07-12 20:50:34 -06:00
LoopDawg
4886f69734 HLSL: Sampler/texture declarations, method syntax, partial Sample method 2016-07-12 15:57:46 -06:00
John Kessenich
d8509b3367 Front-end: Implement compile-time constant folding for any() and all(). 2016-07-12 01:27:48 -06:00
John Kessenich
a86836ede2 Front-end: Fix known crashes by early exit on error (issue #29, issue #34, issue #35). 
Added -C option to request cascading errors.  By default, will exit early,
to avoid all error-recovery-based crashes.

This works by simulating end-of-file in input on first error, so no
need for exception handling, or stack unwinding, or any complex error
checking/handling to get out of the stack.
 2016-07-09 14:53:11 -06:00
John Kessenich
b501a7501c Front end: Fix issue #374: put a limit on how big a type name can get. 2016-07-08 14:49:48 -06:00
John Kessenich
78a4557621 SPV: Fix issue #376; declare Geometry capability for fragment use of gl_Layer. 2016-07-08 14:05:15 -06:00