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2 Commits

Author SHA1 Message Date
Jan Vesely
973c1fa5f5 math: Use single precision fmax in sp path 
Fixes fdim piglit on Turks

v2: use CL fmax instead of __builtin

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: Tom Stellard <tom.stellard@amd.com>
llvm-svn: 269807
 2016-05-17 19:44:01 +00:00
Aaron Watry
55a8e0fd6d math: Add fdim implementation 
Based on the amd-builtin, but explicitly vectorized for all sizes (not just
float4), and includes a vectorized double implementation.

Passes piglit (float) tests on pitcairn.

Signed-off-by: Aaron Watry <awatry@gmail.com>
Reviewed-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 268708
 2016-05-06 03:34:45 +00:00