[Piglit] [PATCH 1/3] cl: Add floating point rounding tests

[Jan Vesely]

On Fri, 2014-08-29 at 17:37 -0500, Aaron Watry wrote:
> Adds tests for ceil, floor, round, trunc
> 
> Signed-off-by: Aaron Watry <awatry at gmail.com>
All tests pass on intel CPU OCL, neg round tests fail on EG,
but afaict the tests follow the specs.

Reviewed-by: Jan Vesely <jan.vesely at rutgers.edu>

> ---
>  generated_tests/generate-cl-math-builtins.py | 38 +++++++++++++++++++++++++++-
>  1 file changed, 37 insertions(+), 1 deletion(-)
> 
> diff --git a/generated_tests/generate-cl-math-builtins.py b/generated_tests/generate-cl-math-builtins.py
> index 9739f90..dfcad50 100644
> --- a/generated_tests/generate-cl-math-builtins.py
> +++ b/generated_tests/generate-cl-math-builtins.py
> @@ -29,11 +29,15 @@ from math import atan, pi, sin, cos
>  
>  CLC_VERSION_MIN = {
>      'atan' : 10,
> +    'ceil' : 10,
>      'cos' : 10,
> +    'floor' : 10,
>      'mix' : 10,
>      'nextafter' : 10,
> +    'round' : 10,
>      'sign' : 10,
> -    'sin' : 10
> +    'sin' : 10,
> +    'trunc' : 10
>  }
>  
>  DATA_TYPES = ['float']
> @@ -52,6 +56,14 @@ tests = {
>          ],
>          'tolerance' : 2
>       },
> +    'ceil' : {
> +        'arg_types': [F, F],
> +        'function_type': 'ttt',
> +        'values': [
> +            [1.0,  0.0, 0.0, -0.0, float("nan"), -3.0],
> +            [0.5, -0.5, 0.0, -0.0, float("nan"), -3.99]
> +        ]
> +    },
>      'cos' : {
>          'arg_types' : [F, F],
>          'function_type': 'ttt',
> @@ -61,6 +73,14 @@ tests = {
>          ],
>          'tolerance' : 2
>      },
> +    'floor' : {
> +        'arg_types': [F, F],
> +        'function_type': 'ttt',
> +        'values': [
> +            [0.0, -1.0, 0.0, -0.0, float("nan"), -4.0,  1.0],
> +            [0.5, -0.5, 0.0, -0.0, float("nan"), -3.99, 1.5]
> +        ]
> +    },
>      'mix' : { #x + (y - x) * a
>          'arg_types': [F, F, F, F],
>          'function_type': 'tts',
> @@ -80,6 +100,14 @@ tests = {
>              [1.0,          -1.0         , 2.0, 0.0, 3.4, float("nan"), 5.0], # Arg1
>          ]
>      },
> +    'round' : {
> +        'arg_types': [F, F],
> +        'function_type': 'ttt',
> +        'values': [
> +            [1.0, -1.0, 0.0, -0.0, float("nan"), -4.0,  2.0, 0.0, 1.0],
> +            [0.5, -0.5, 0.0, -0.0, float("nan"), -3.99, 1.5, 0.4, 0.6]
> +        ]
> +    },
>      'sign' : { # This is really a Common function but it uses the same types
>                 # as a lot of the math functions.
>          'arg_types': [F, F],
> @@ -97,6 +125,14 @@ tests = {
>              [0.0, pi / 2, pi, 3 * pi / 2, 2 * pi, 2.234567] # Arg0
>          ],
>          'tolerance': 2
> +    },
> +    'trunc' : {
> +        'arg_types': [F, F],
> +        'function_type': 'ttt',
> +        'values': [
> +            [0.0, -0.0, 0.0, -0.0, float("nan"), -3.0,  1.0],
> +            [0.5, -0.5, 0.0, -0.0, float("nan"), -3.99, 1.5]
> +        ]
>      }
>  }
>  

-- 
Jan Vesely <jan.vesely at rutgers.edu>
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