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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ILK Bisected]Piglit spec_ARB_depth_buffer_float_fbo-depthstencil-GL_DEPTH32F_STENCIL8-blit Aborted"
href="https://bugs.freedesktop.org/show_bug.cgi?id=78872">78872</a>
</td>
</tr>
<tr>
<th>CC</th>
<td>idr@freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>topi.pohjolainen@intel.com
</td>
</tr>
<tr>
<th>Summary</th>
<td>[ILK Bisected]Piglit spec_ARB_depth_buffer_float_fbo-depthstencil-GL_DEPTH32F_STENCIL8-blit Aborted
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-3d-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>Drivers/DRI/i965
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr></table>
<p>
<div>
<pre>System Environment:
--------------------------
Platform: Ironlake
Libdrm: (master)libdrm-2.4.54-8-g305478ce02ebd908a75c9830ecea15f6e2469b42
Mesa: (master)5646319f25c7880b3706bb7590e24c84fd8de0fc
Xserver:(master)xorg-server-1.15.99.902-91-g01e18af17f8dc91451fbd0902049045afd1cea7e
Xf86_video_intel:(master)2.99.911-173-gdf297e9fafe1a7de1036f3151f93de67661c2a4e
Libva: (staging)968ade9411de9c5ae2eead0a7e8755747a32a3a2
Libva_intel_driver: (staging)1c4d3468229797e787f4b99b0729baf90a115a1d
Kernel: (drm-intel-nightly)f79ba79cf037eea9ee757ad37730b00f43d5ef80
Bug detailed description:
-----------------------------
It fails on Ironlake with Mesa master branch and 10.2 branch.
Following cases also fails with same bisect commit:
spec_ARB_depth_buffer_float_fbo-depthstencil-GL_DEPTH32F_STENCIL8-blit
spec_ARB_depth_buffer_float_fbo-stencil-GL_DEPTH32F_STENCIL8-blit
spec_ARB_framebuffer_object_framebuffer-blit-levels_draw_stencil
spec_ARB_framebuffer_object_framebuffer-blit-levels_read_stencil
spec_EXT_framebuffer_object_fbo-stencil-GL_STENCIL_INDEX1-blit
spec_EXT_framebuffer_object_fbo-stencil-GL_STENCIL_INDEX16-blit
spec_EXT_framebuffer_object_fbo-stencil-GL_STENCIL_INDEX4-blit
spec_EXT_framebuffer_object_fbo-stencil-GL_STENCIL_INDEX8-blit
spec_EXT_packed_depth_stencil_fbo-blit-d24s8
spec_EXT_packed_depth_stencil_fbo-depthstencil-GL_DEPTH24_STENCIL8-blit
spec_EXT_packed_depth_stencil_fbo-stencil-GL_DEPTH24_STENCIL8-blit
spec_OpenGL_1.1_depthstencil-default_fb-blit
Bisect shows:b18f6b9b86531581da567eaa400923e35e22006d is the first bad commit
commit b18f6b9b86531581da567eaa400923e35e22006d
Author: Topi Pohjolainen <<a href="mailto:topi.pohjolainen@intel.com">topi.pohjolainen@intel.com</a>>
AuthorDate: Sat Apr 19 17:11:10 2014 +0300
Commit: Topi Pohjolainen <<a href="mailto:topi.pohjolainen@intel.com">topi.pohjolainen@intel.com</a>>
CommitDate: Thu May 15 21:39:33 2014 +0300
i965/fb: Use meta path for stencil blits
This is effective only on gen8 for now as previous generations still
go through blorp.
Cc: "10.2" <<a href="mailto:mesa-stable@lists.freedesktop.org">mesa-stable@lists.freedesktop.org</a>>
Signed-off-by: Topi Pohjolainen <<a href="mailto:topi.pohjolainen@intel.com">topi.pohjolainen@intel.com</a>>
Reviewed-by: Kenneth Graunke <<a href="mailto:kenneth@whitecape.org">kenneth@whitecape.org</a>>
output:
Testing GL_DEPTH32F_STENCIL8.
Testing glBlitFramebuffer(depthstencil).
Mesa 10.3.0-devel implementation error: meta program compile failed:
0:1(10): error: GLSL 1.30 is not supported. Supported versions are: 1.10, 1.20,
and 1.00 ES
source:
#version 130
in vec2 position;
out vec2 tex_coords;
void main()
{
tex_coords = (position + 1.0) / 2.0;
gl_Position = vec4(position, 0.0, 1.0);
}
Please report at <a href="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa">https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa</a>
Mesa 10.3.0-devel implementation error: meta program compile failed:
0:1(10): error: GLSL 1.30 is not supported. Supported versions are: 1.10, 1.20,
and 1.00 ES
source:
#version 130
uniform usampler2D texSampler;
uniform float src_x_scale;
uniform float src_y_scale;
uniform float src_x_off;
uniform float src_y_off;
uniform float dst_x_off;
uniform float dst_y_off;
uniform float draw_rect_w;
uniform float draw_rect_h;
uniform int dst_x0;
uniform int dst_x1;
uniform int dst_y0;
uniform int dst_y1;
uniform int dst_num_samples;
in vec2 tex_coords;
ivec2 txl_coords;
int sample_index;
out uvec4 out_color;
void get_unorm_target_coords()
{
txl_coords.x = int(tex_coords.x * draw_rect_w + dst_x_off);
txl_coords.y = int(tex_coords.y * draw_rect_h + dst_y_off);
}
void translate_dst_to_src()
{
txl_coords.x = int(float(txl_coords.x) * src_x_scale + src_x_off);
txl_coords.y = int(float(txl_coords.y) * src_y_scale + src_y_off);
}
void translate_y_to_w_tiling()
{
int X = txl_coords.x;
int Y = txl_coords.y;
txl_coords.x = (X & int(0xfff4)) >> 1;
txl_coords.x |= ((Y & int(0x1)) << 2);
txl_coords.x |= (X & int(0x1));
txl_coords.y = (Y & int(0xfffe)) << 1;
txl_coords.y |= ((X & int(0x8)) >> 2);
txl_coords.y |= ((X & int(0x2)) >> 1);
}
void decode_msaa()
{
int X = txl_coords.x;
int Y = txl_coords.y;
switch (dst_num_samples) {
case 0:
sample_index = 0;
break;
case 2:
txl_coords.x = ((X & int(0xfffc)) >> 1) | (X & int(0x1));
sample_index = (X & 0x2) >> 1;
break;
case 4:
txl_coords.x = ((X & int(0xfffc)) >> 1) | (X & int(0x1));
txl_coords.y = ((Y & int(0xfffc)) >> 1) | (Y & int(0x1));
sample_index = (Y & 0x2) | ((X & 0x2) >> 1);
break;
case 8:
txl_coords.x = ((X & int(0xfff8)) >> 2) | (X & int(0x1));
txl_coords.y = ((Y & int(0xfffc)) >> 1) | (Y & int(0x1));
sample_index = (X & 0x4) | (Y & 0x2) | ((X & 0x2) >> 1);
}
}
void discard_outside_bounding_rect()
{
int X = txl_coords.x;
int Y = txl_coords.y;
if (X >= dst_x1 || X < dst_x0 || Y >= dst_y1 || Y < dst_y0)
discard;
}
void main()
{
get_unorm_target_coords();
translate_y_to_w_tiling();
decode_msaa(); discard_outside_bounding_rect();
translate_dst_to_src();
out_color = texelFetch(texSampler, txl_coords, 0);
}
Please report at <a href="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa">https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa</a>
Stencil at 0,0 Expected: 0x33 Observed: 0xfe
Stencil at 1,0 Expected: 0x33 Observed: 0xfe
Stencil at 2,0 Expected: 0x33 Observed: 0xfe
Stencil at 3,0 Expected: 0x33 Observed: 0xfe
Stencil at 4,0 Expected: 0x33 Observed: 0xfe
Stencil at 5,0 Expected: 0x33 Observed: 0xfe
Stencil at 6,0 Expected: 0x33 Observed: 0xfe
Stencil at 7,0 Expected: 0x33 Observed: 0xfe
Stencil at 8,0 Expected: 0x33 Observed: 0xfe
Stencil at 9,0 Expected: 0x33 Observed: 0xfe
Stencil at 10,0 Expected: 0x33 Observed: 0xfe
Stencil at 11,0 Expected: 0x33 Observed: 0xfe
Stencil at 12,0 Expected: 0x33 Observed: 0xfe
Stencil at 13,0 Expected: 0x33 Observed: 0xfe
Stencil at 14,0 Expected: 0x33 Observed: 0xfe
Stencil at 15,0 Expected: 0x33 Observed: 0xfe
Stencil at 16,0 Expected: 0x33 Observed: 0xfe
Stencil at 17,0 Expected: 0x33 Observed: 0xfe
Stencil at 18,0 Expected: 0x33 Observed: 0xfe
...
Total failures: 3721
fbo-depthstencil: /GFX/Test/Piglit/piglit/tests/fbo/fbo-depthstencil.c:483:
piglit_display: Assertion `piglit_dispatch_glGetError() == 0' failed.
Aborted (core dumped)
Reproduce steps:
----------------------------
1. xinit
2. bin/fbo-depthstencil blit GL_DEPTH32F_STENCIL8 -fbo -auto</pre>
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