https://bugs.freedesktop.org/show_bug.cgi?id=72623
Priority: medium
Bug ID: 72623
Keywords: regression
CC: [email protected], [email protected],
[email protected]
Assignee: [email protected]
Summary: [llvmpipe] piglit arb_color_buffer_float-drawpixels
GL_RGBA16F regression
Severity: normal
Classification: Unclassified
OS: Linux (All)
Reporter: [email protected]
Hardware: x86-64 (AMD64)
Status: NEW
Version: git
Component: Other
Product: Mesa
mesa: e84a1ab3c400f819408a7ebe01c2325cd59d94d3 (master)
$ ./bin/arb_color_buffer_float-drawpixels GL_RGBA16F -auto
Testing 16-bit floating-point FBO
glDrawPixels of fbo with fragment clamp TRUE (expecting clamping)
Intrinsic has incorrect argument type!
void (i32*)* @llvm.x86.sse.stmxcsr
Intrinsic has incorrect argument type!
void (i32*)* @llvm.x86.sse.stmxcsr
Intrinsic has incorrect argument type!
void (i32*)* @llvm.x86.sse.ldmxcsr
Intrinsic has incorrect argument type!
void (i32*)* @llvm.x86.sse.ldmxcsr
Broken module found, verification continues.
155139059ba588da1161eaa692515cacdead9f4e is the first bad commit
commit 155139059ba588da1161eaa692515cacdead9f4e
Author: Zack Rusin <[email protected]>
Date: Fri Dec 6 01:28:25 2013 -0500
llvmpipe: fix blending with half-float formats
The fact that we flush denorms to zero breaks our half-float
conversion and blending. This patches enables denorms for
blending. It's a little tricky due to the llvm bug that makes
it incorrectly reorder the mxcsr intrinsics:
http://llvm.org/bugs/show_bug.cgi?id=6393
Signed-off-by: Zack Rusin <[email protected]>
Reviewed-by: José Fonseca <[email protected]>
Reviewed-by: Roland Scheidegger <[email protected]>
Signed-off-by: Zack Rusin <[email protected]>
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