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| author | Rebecca N. Palmer <rebecca_palmer@zoho.com> | 2016-09-26 00:20:37 +0100 |
|---|---|---|
| committer | Yang Rong <rong.r.yang@intel.com> | 2016-10-21 12:40:15 +0800 |
| commit | 17f92fa64238a3b4f2bbc038bec67718d7174bc5 (patch) | |
| tree | 1c857aeb24e02fb1352e03d25235796ac4faeec9 | |
| parent | 8852d0f8b6a94f7466b278baae0493bd38eadfc3 (diff) | |
| download | beignet-17f92fa64238a3b4f2bbc038bec67718d7174bc5.tar.gz | |
Utest: test pow, not powr, on negative x
powr(x,y) is explicitly undefined for negative x; on my hardware,
it happens to be correct in default mode, but acts like pow(abs(x),y)
in fast (OCL_STRICT_CONFORMANCE=0) mode, failing the test.
Signed-off-by: Rebecca Palmer <rebecca_palmer@zoho.com>
Reviewed-by: Yang Rong <rong.r.yang@intel.com>
| -rwxr-xr-x | utests/utest_math_gen.py | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/utests/utest_math_gen.py b/utests/utest_math_gen.py index a4bfd51b..67714211 100755 --- a/utests/utest_math_gen.py +++ b/utests/utest_math_gen.py @@ -447,14 +447,20 @@ static float minmag(float x, float y){ nextafterUtests = func('nextafter','nextafterf',[nextafter_input_type1,nextafter_input_type2],nextafter_output_type,[nextafter_input_values1,nextafter_input_values2],'0 * FLT_ULP') ##### gentype pow(gentype x, gentype y) - pow_base_values = base_input_values1 + pow_base_values = [80, -80, 3.14, -3.14, 0.5, 1, -3,-4,2,0.0,-0.0,1500.24,-1500.24] pow_input_values1 = [] pow_input_values2 = [] pow_input_values1,pow_input_values2=gene2ValuesLoop(pow_input_values1,pow_input_values2,pow_base_values) pow_input_type1 = ['float','float2','float4','float8','float16'] pow_input_type2 = ['float','float2','float4','float8','float16'] pow_output_type = ['float','float2','float4','float8','float16'] - powUtests = func('pow','powf',[pow_input_type1,pow_input_type2],pow_output_type,[pow_input_values1,pow_input_values2],'16 * FLT_ULP') + pow_cpu_func=''' +static float pow_utest(float x, float y){ + if ((x == 0.0f) && (y == -INFINITY)) + return INFINITY; + return pow(x,y); +} ''' + powUtests = func('pow','pow_utest',[pow_input_type1,pow_input_type2],pow_output_type,[pow_input_values1,pow_input_values2],'16 * FLT_ULP',pow_cpu_func) ##### floatn pown(floatn x, intn y) pown_input_values1 = [FLT_MAX_POSI,FLT_MIN_NEGA,FLT_MIN_POSI,FLT_MAX_NEGA,80, -80, 3.14, -3.14, 0.5, 1, 0.0,1500.24,-1500.24] @@ -469,7 +475,7 @@ static float pown(float x, int y){ pownUtests = func('pown','pown',[pown_input_type1,pown_input_type2],pown_output_type,[pown_input_values1,pown_input_values2],'16 * FLT_ULP', pown_cpu_func) ##### gentype powr(gentype x, gentype y) - powr_input_values1 = [80, -80, 3.14, 1, 1.257, +0.0, -0.0, +0.0, -0.0, +0.0, -0.0, +1, +1, -80, +0.0, -0.0, +0.0, -0.0, 'INFINITY','INFINITY', +1, +1, +0.0, 2.5,' NAN', 'NAN', 'NAN'] + powr_input_values1 = [80, 80, 3.14, 1, 1.257, +0.0, -0.0, +0.0, -0.0, +0.0, -0.0, +1, +1, 80, +0.0, -0.0, +0.0, -0.0, 'INFINITY','INFINITY', +1, +1, +0.0, 2.5,' NAN', 'NAN', 'NAN'] powr_input_values2 = [5.5, 6,7, +0.0, -0.0, -1, -15.67, '-INFINITY', '-INFINITY', 1, -2.7, 10.5, 3.1415, 3.5, -0.0, -0.0, +0.0, +0.0, +0.0, -0.0, 'INFINITY', '-INFINITY', 'NAN', 'NAN', -1.5, +0.0, 1.5] powr_input_type1 = ['float','float2','float4','float8','float16'] powr_input_type2 = ['float','float2','float4','float8','float16'] |