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3 Commits

Author SHA1 Message Date
Aaron Watry
64a8e1b83e libclc/asin: Switch to amd builtins version of asin 
Fixes a wimpy-mode CTS failure for asin(float).

Passes non-wimpy for both float/double on RX580.

Signed-off-by: Aaron Watry <awatry@gmail.com>
Tested-by: Jan Vesely <jan.vesely@rutgers.edu>
Reviewed-by: Jan Vesely <jan.vesely@rutgers.edu>
 2020-02-04 14:29:20 -05:00
Jan Vesely
dbaf6d0f7c Move cl_khr_fp64 exntension enablement to gentype include lists 
This will make adding cl_khr_fp16 support easier

Reviewed-by: Aaron Watry <awatry@gmail.com>
Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 326816
 2018-03-06 17:48:35 +00:00
Aaron Watry
951ab64d19 math: Add asin implementation 
asin(x) = atan2(x, sqrt( 1-x^2 ))

alternatively:
asin(x) = PI/2 - acos(x)

Use the atan2 implementation since it produces slightly shorter bitcode and
R600 machine code.

Signed-off-by: Aaron Watry <awatry@gmail.com>
Reviewed-by: Jan Vesely <jan.vesely@rutgers.edu>
llvm-svn: 217510
 2014-09-10 15:43:32 +00:00