| Commit message (Collapse) | Author | Age | Files | Lines |
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The software-tracked transform feedback offsets (svbi_0_starting_index)
are incorrect in the presence of primitive restart, so we can't reliably
compute offsets for our buffer pointers after a batch flush. Thanks to HW
contexts, our transform feedback offsets are now saved, so we can just
keep using the ones from before the batch wrap.
Fixes piglit OpenGL 3.1/primitive-restart-xfb flush
Reviewed-by: Paul Berry <[email protected]>
NOTE: This is a candidate for the 9.1 branch.
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v2: fix instrinsic name as well
v3: LLVM revision incremented as well
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>
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Signed-off-by: Niels Ole Salscheider <[email protected]>
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Reviewed-by: Jordan Justen <[email protected]>
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Reviewed-by: Jordan Justen <[email protected]>
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Reviewed-by: Jordan Justen <[email protected]>
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None of these were needed.
Reviewed-by: Jordan Justen <[email protected]>
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Rather than creating a new buffer each time. Fixes problems found
with vtk.
Tested-by: Kevin H. Hobbs <[email protected]>
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This makes sure that ctx->DrawBuffer->Visual.samples is up-to-date.
Reviewed-by: Eric Anholt <[email protected]>
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"ctx->DrawBuffer->Visual" might be invalid if (NewState &_NEW_BUFFERS) != 0.
v2: also fix:
- RGBA_INTEGER_MODE_EXT
- RGBA_FLOAT_MODE_ARB (also check API support)
- FRAMEBUFFER_SRGB_CAPABLE_EXT
NOTE: This is a candidate for stable branches.
Reviewed-by: Eric Anholt <[email protected]>
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Gen7.5 (Haswell) hardware supports primitive restart for all primitive
types. It also handles all possible primitive restart indices.
Rather than specialize both can_cut_index_handle_restart_index() and
the switch statement in can_cut_index_handle_prims() for Haswell, just
return early if the hardware is Haswell because we know it can handle
everything.
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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brw_draw.c contains a trim() function which modifies the vertex count
for quads and quad strips in order to discard dangling vertices. In
principle this shouldn't be necessary, since hardware since Gen4 is
capable of discarding dangling vertices by itself. However, it's
necessary because as a hack to speed up rendering on Gen 4-5, we
sometimes convert quads to trifans and quad strips to tristrips. The
trim() function isn't necessary on Gen6 and up.
This patch documents why and when the trim() function is necessary,
and avoids calling it when it's not needed.
This will avoid creating problems when we enable hardware support for
primitive restart of quads and quad strips on Haswell.
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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The call to emit_shader_time_end() before the second URB write was
conditioned with "if (eot)", but eot is always false in this code
path, so emit_shader_time_end() was never being called for vertex
shaders that performed 2 URB writes.
Reviewed-by: Jordan Justen <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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Drawing subtitles didn't increased the dirty area of the surface.
Reported and tested by freeedrich on irc.
v2: don't clear the surface
Signed-off-by: Christian König <[email protected]>
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In the mailing list discussion of "glsl/linker: fix varying packing
for non-flat integer varyings." (commit 7862bde), we concluded that
since the bug only applies to integral variables, it is safer to just
apply the bug fix to integer varyings. I forgot to make the change
before pushing the patch upstream. (Note: we aren't aware of any bugs
in commit 7862bde; it just seems wise to be on the safe side).
This patch makes the change. Assuming commit 7862bde gets
cherry-picked back to 9.1, this commit should be cherry-picked too.
NOTE: This is a candidate for the 9.1 release branch.
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When a varying is consumed by transform feedback, but is not used by
the fragment shader, assign_varying_locations() sets its interpolation
type to "flat" in order to ensure that lower_packed_varyings never has
to deal with non-flat integral varyings (the GLSL spec doesn't require
integral vertex outputs to be flat if they aren't consumed by the
fragment shader).
A similar situation will arise when geometry shader support is added,
since the GLSL spec only requires integral vertex shader outputs to be
flat when they are consumed by the fragment shader. This patch
modifies the linker to handle this situation too.
Reviewed-by: Jordan Justen <[email protected]>
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To minimize the variety of type conversions that lower_packed_varyings
needs to perform, it assumes that integral varyings are always
qualified as "flat". link_varyings.cpp takes care of ensuring that
this is the case (even in the circumstances where GLSL doesn't require
it).
This patch documents the assumption with an assertion, for ease in
future debugging.
Reviewed-by: Jordan Justen <[email protected]>
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Commit dfb57e7 (glsl: Fix error checking on "flat" keyword to match
GLSL ES 3.00, GLSL 1.50) relaxed the rules for integral varyings: they
only need to be declared as "flat" if they are a fragment shader
inputs. This allowed for the possibility of a vertex shader output
being a non-flat integer, provided that it was not matched to a
fragment shader input. A non-contrived situation where this might
arise is if a vertex shader generates some integral outputs which are
consumed by tranform feedback, but not by the fragment shader.
Unfortunately, lower_packed_varyings assumes that *all* integral
varyings are flat, regardless of whether they are consumed by the
fragment shader. As a result, attempting to create a non-flat
integral vertex output of a size that required packing (i.e. a size
other than ivec4 or uvec4) would cause an assertion failure in
lower_packed_varyings.
This patch prevents the assertion failure by forcing vertex shader
outputs to be "flat" whenever they are not consumed by the fragment
shader. This should have no effect on rendering since the "flat"
keyword only affects the behaviour of fragment shader inputs.
Fixes piglit test "spec/EXT_transform_feedback/nonflat-integral".
NOTE: This is a candidate for the 9.1 release branch.
Reviewed-by: Jordan Justen <[email protected]>
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ir_print_visitor::visit(ir_variable *)'s mode[] array needs to match
the declaration of the enum ir_variable_mode. It's hard to verify
that at compile time, but at least we can use a STATIC_ASSERT to make
sure it's the right size.
This required adding ir_var_mode_count to the enum.
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This patch updates the interp[] array to match the enum
glsl_interp_qualifier.
Reviewed-by: Jordan Justen <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
v2: Add a STATIC_ASSERT to make sure the array is the correct size.
This required adding INTERP_QUALIFIER_COUNT to the enum.
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Fixes uninitialized scalar variable defect reported by Coverity.
Signed-off-by: Vinson Lee <[email protected]>
Reviewed-by: Brian Paul <[email protected]>
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The multiplication part of tgsi_umad did not work on Cayman, because it did
not populate the correct vector slots.
This fixed hardlocks in the EXT_transform_feedback/order tests.
NOTE: This is a candidate for the stable branches.
(might not be easy to cherry-pick though)
Signed-off-by: Marek Olšák <[email protected]>
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This option can force textures to be untiled. However, on Gen6+, depth
buffers must be Y-tiled. MSAA buffers also must be Y-tiled. So setting
this option on even a trivial application like glxgears causes assertion
failures in a debug build, and likely GPU hangs in a release build.
It's just giving users a license to shoot themselves in the foot.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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In the past, we preferred X-tiling for color buffers because our BLT
code couldn't handle Y-tiling. However, the BLT paths have been largely
replaced by BLORP on Gen6+, which can handle any kind of tiling.
We hadn't measured any performance improvement in the past, but that's
probably because compressed textures were all untiled anyway.
Improves performance in GLB27_TRex_C24Z16_FixedTime by 7.69231%.
v2: Rebase on top of Eric's untiled-for-larger-than-aperture changes.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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The code has no rationale for why we would force compressed textures to
be untiled, and it appears to work fine. Git archeology indicates that
it's been that way dating back to when we first started tiling.
Improves performance in GLB27_TRex_C24Z16_FixedTimeStep at 1280x720 by
10.0529% +/- 0.573075% (n=12). Improves performance in Xonotic by
4.56409% +/- 0.27965% (n=3).
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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This patch (1) extracts from intel_miptree_create() the spaghetti logic
that selects the tiling format, (2) rewrites that spaghetti into a lucid
form, and (3) moves it to a new function, intel_miptree_choose_tiling().
No behavioral change.
As a bonus, it is now evident that the force_y_tiling parameter to
intel_miptree_create() does not really force Y tiling.
v2 (Ken): Rebase on top of Eric's untiled-for-larger-than-aperture
changes. This required passing in the miptree.
Signed-off-by: Chad Versace <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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When moving the renderbuffer to a new miptree, we neglected to allocate
the hiz buffer for the new miptree. Oops.
Fixes all Piglit depthstencil-render-miplevels tests from crash to pass on
Sandybridge.
Note: This is a candidate for the 9.1 branch.
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
Signed-off-by: Chad Versace <[email protected]>
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calim pointed out we were getting mipmap levels for array multisamples,
this didn't make sense. So then I noticed this function takes last_level
so we are passing in a too high value here.
I think this should fix the case he was seeing.
Reviewed-by: Brian Paul <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
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Check the type of the array operand and the index operand before doing
other checks. This simplifies the code a bit now (eliminating the
error_emitted parameter), and enables some later functional changes.
The shader
uniform float x[6];
uniform sampler2D s;
void main() { gl_Position.x = xx[s + 1]; }
still generates (only) the two expected errors:
0:3(33): error: `xx' undeclared
0:3(39): error: Operands to arithmetic operators must be numeric
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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Previously the shader
uniform float x[6];
void main() { gl_Position.x = x[1.0]; }
would have generated the errors
0:2(33): error: array index must be integer type
0:2(36): error: array index must be < 6
Now only
0:2(33): error: array index must be integer type
will be generated.
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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This puts all of the checks togeher for easier reading. It also means
that all the checks are blocked on array->type->is_array. Shortly this
will allow elimination of some is_error check work-arounds in this
function.
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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Also, document the reason for not checking for type->is_array in some of
the bound-checking cases.
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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That last consumer of the return value was changed to not use it by the
previous commit.
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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The error_emitted flag is used in semantic checking to prevent spurious
cascading errors. For example,
void foo(sampler2D s, float a)
{
float x = a + (1.2 + s);
...
}
should only generate a single error. Without the error_emitted flag for
the first error, "a + ..." would also generate an error.
However, a bunch of cases in _mesa_ast_array_index_to_hir that were
setting error_emitted would mask legitimate errors. For example,
vec4 a[7];
float b = a[3.14];
should generate two error (float index and type mismatch in assignment).
The uses of error_emitted would cause only the first to be emitted.
This patch removes most of the places in _mesa_ast_array_index_to_hir
that would set the error_emitted flag.
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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I love 800+ line switch-statements as much as the next guy... Future
commits will make changes to this part of the AST-to-HIR conversion, and
extracting this code will make that a bit easier.
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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A future commit will try to use this function in a different file.
Signed-off-by: Ian Romanick <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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Doing so was breaking miptree mapping, which we really need to be able to
handle. With this change, intel_miptree_map_direct() falls through to
doing a CPU mapping on the buffer like we need.
With the previous 2 patches, all of these should be fixed:
piglit max-texture-size (all 3 patches required!)
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=37871
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=44958
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=53494
Reviewed-by: Kenneth Graunke <[email protected]>
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This still fails, since 8192*4bpp == 32768, which is too big to use the
blitter on.
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Daniel Vetter <[email protected]>
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This will be used for handling updates of large textures.
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Chad Versace <[email protected]>.
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Now that we require 2.6.39, there's no need to also check for 2.6.29.
Calling drm_intel_bufmgr_gem_enable_fenced_relocs() without checking
should be safe, as it simply sets a flag.
This does remove the check for zero fences available, but that doesn't
seem worth checking.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Daniel Vetter <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Chris Wilson's relaxed relocation patch landed in March 2011. Anyone
running pre-3.0 kernels probably isn't going to get the latest Mesa
anyway.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Daniel Vetter <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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These were likely used for BRW_NEW_... dirty bit flags at one point, but
they're unused now.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Nobody uses this value, so there's no need to set it.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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When I removed the proj_attrib_mask optimization, I also removed the
last consumer of this bit without realizing it.
Since nobody uses it, there's no point in flagging it.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
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This fixes bug 62756 :
https://bugs.freedesktop.org/show_bug.cgi?id=62756#c12
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Reviewed-by: Brian Paul <[email protected]>
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Reviewed-by: Brian Paul <[email protected]>
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