Signed-off-by: Lionel Landwerlin <lionel.g.landwer...@intel.com>
---
 generated_tests/CMakeLists.txt                     |   4 +
 .../gen_shader_intel_conservative_rasterization.py | 173 +++++++++++++++++++++
 2 files changed, 177 insertions(+)
 create mode 100644 
generated_tests/gen_shader_intel_conservative_rasterization.py

diff --git a/generated_tests/CMakeLists.txt b/generated_tests/CMakeLists.txt
index c22ac20..7aee214 100644
--- a/generated_tests/CMakeLists.txt
+++ b/generated_tests/CMakeLists.txt
@@ -153,6 +153,9 @@ piglit_make_generated_tests(
        templates/gen_conversion_fp64/shader_base.mako
        )
 piglit_make_generated_tests(
+       shader_intel_conservative_rasterization.list
+       gen_shader_intel_conservative_rasterization.py)
+piglit_make_generated_tests(
        shader_precision_tests.list
        gen_shader_precision_tests.py
        builtin_function.py
@@ -250,6 +253,7 @@ add_custom_target(gen-gl-tests
                        shader_framebuffer_fetch_tests.list
                        shader_image_load_store_tests.list
                        shader_image_nv_image_formats_tests.list
+                       shader_intel_conservative_rasterization.list
                        variable_index_read_tests.list
                        gen_extensions_defined.list
                        vp-tex.list
diff --git a/generated_tests/gen_shader_intel_conservative_rasterization.py 
b/generated_tests/gen_shader_intel_conservative_rasterization.py
new file mode 100644
index 0000000..5a3a5e9
--- /dev/null
+++ b/generated_tests/gen_shader_intel_conservative_rasterization.py
@@ -0,0 +1,173 @@
+# coding=utf-8
+#
+# Copyright (C) 2016 Intel Corporation
+#
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice (including the next
+# paragraph) shall be included in all copies or substantial portions of the
+# Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+# IN THE SOFTWARE.
+
+"""Generate a set of tests to verify that layout qualifiers introduced
+ by INTEL_conservative_rasterization are properly parsed.
+
+ This also verifies the interaction with ARB_post_depth_coverage.
+
+ This program outputs, to stdout, the name of each file it generates.
+
+"""
+
+import os.path
+from textwrap import dedent
+
+from mako.template import Template
+
+from modules import utils
+
+def gen_header(status, gl_api, shader_stage):
+    """
+    Generate a GLSL program header.
+
+    Generate header code for INTEL_conservative_rasterization GLSL parser
+    tests that are expected to give status as result.
+    """
+
+    if shader_stage != 'frag':
+        status = 'fail'
+    print("%s - %s" % (shader_stage, status))
+
+    if gl_api == "gles":
+        glsl_version = ("3.20 es", "320 es")
+    else:
+        glsl_version = ("4.20", "420")
+
+    return dedent("""
+        /*
+         * [config]
+         * expect_result: {0}
+         * glsl_version: {1}
+         * require_extensions: GL_INTEL_conservative_rasterization
+         * [end config]
+         */
+        #version {2}
+        #extension GL_INTEL_conservative_rasterization : enable
+    """.format(status, glsl_version[0], glsl_version[1]))
+
+
+def gen(name, src, tests):
+    """
+    Expand a source template for the provided list of test definitions.
+
+    Generate a GLSL parser test for each of the elements of the
+    'tests' iterable, each of them should be a dictionary of
+    definitions that will be used as environment to render the source
+    template.
+
+    The file name of each test will be the concatenation of the 'name'
+    argument with the 'name' item from the respective test dictionary.
+    """
+    template = Template(dedent(src))
+
+    for t in product([{'name': name}], tests):
+        filename = os.path.join('spec',
+                                'intel_conservative_rasterization',
+                                'compiler',
+                                '{0}.{1}.{2}'.format(t['name'],
+                                                     t['gl_api'],
+                                                     t['shader_stage']))
+        print(filename)
+
+        dirname = os.path.dirname(filename)
+        utils.safe_makedirs(dirname)
+
+        with open(filename, 'w') as f:
+            f.write(template.render(header=gen_header, **t))
+
+
+shader_stages = [
+    {'shader_stage': 'frag'},
+    {'shader_stage': 'vert'}
+]
+
+
+gl_apis = [
+    {'gl_api': 'gl'},
+    {'gl_api': 'gles'}
+]
+
+
+def product(ps, *qss):
+    """
+    Generate the cartesian product of a number of lists of dictionaries.
+
+    Each generated element will be the union of some combination of
+    elements from the iterable arguments.  The resulting value of each
+    'name' item will be the concatenation of names of the respective
+    element combination separated with dashes.
+    """
+    for q in (product(*qss) if qss else [{}]):
+        for p in ps:
+            r = dict(p, **q)
+            r['name'] = '-'.join(s['name'] for s in (p, q) if s.get('name'))
+            yield r
+
+
+def main():
+    """Main function."""
+
+
+    #
+    # Test inner_coverage layout qualifier.
+    #
+    gen('inner_coverage', """
+        ${header('pass', gl_api, shader_stage)}
+
+        layout(inner_coverage) in;
+
+        void main()
+        {
+        }
+    """, product(gl_apis, shader_stages))
+
+    #
+    # Test depth_coverage layout qualifier.
+    #
+    gen('post_depth_coverage', """
+        ${header('pass', gl_api, shader_stage)}
+
+        layout(post_depth_coverage) in;
+
+        void main()
+        {
+        }
+    """, product(gl_apis, shader_stages))
+
+    #
+    # Test depth_coverage layout qualifier.
+    #
+    gen('inner_post_depth_coverage', """
+        ${header('fail', gl_api, shader_stage)}
+
+        layout(inner_coverage) in;
+        layout(post_depth_coverage) in;
+
+        void main()
+        {
+        }
+    """, product(gl_apis, shader_stages))
+
+if __name__ == '__main__':
+    main()
-- 
2.10.2

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