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i965: Test that nonrepresentable floats cannot be converted to VF.

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Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
This commit is contained in:
Matt Turner 2015-11-04 14:38:27 -08:00
parent f450030f66
commit f6986a81c9
1 changed files with 15 additions and 0 deletions
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15
src/mesa/drivers/dri/i965/test_vf_float_conversions.cpp
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@ -93,3 +93,18 @@ TEST_F(vf_float_conversion_test, test_special_case_0)
EXPECT_EQ(f2u(brw_vf_to_float(brw_float_to_vf(+0.0f))), f2u(+0.0f));
EXPECT_EQ(f2u(brw_vf_to_float(brw_float_to_vf(-0.0f))), f2u(-0.0f));
}
TEST_F(vf_float_conversion_test, test_nonrepresentable_float_input)
{
EXPECT_EQ(brw_float_to_vf(+32.0f), -1);
EXPECT_EQ(brw_float_to_vf(-32.0f), -1);
EXPECT_EQ(brw_float_to_vf(+16.5f), -1);
EXPECT_EQ(brw_float_to_vf(-16.5f), -1);
EXPECT_EQ(brw_float_to_vf(+8.25f), -1);
EXPECT_EQ(brw_float_to_vf(-8.25f), -1);
EXPECT_EQ(brw_float_to_vf(+4.125f), -1);
EXPECT_EQ(brw_float_to_vf(-4.125f), -1);
}