On 01/04/2018 07:54 PM, Bas Nieuwenhuizen wrote:
Reviewed-by: Bas Nieuwenhuizen <b...@basnieuwenhuizen.nl>
Yeah, I think it's easier to fix it that way for now. Thanks!
On Thu, Dec 28, 2017 at 10:55 PM, Samuel Pitoiset <samuel.pitoi...@gmail.com> wrote:Similar to RadeonSI. This fixes: dEQP-VK.image.texel_view_compatible.graphic.basic.attachment_read.bc*r16g16b16a16_sfloat dEQP-VK.image.extended_usage_bit.attachment_write.r16_sfloat Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com> --- src/amd/common/ac_nir_to_llvm.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index d9f2cb408c..9d9a1f911b 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -6879,6 +6879,20 @@ static void ac_compile_llvm_module(LLVMTargetMachineRef tm, /* +3 for scratch wave offset and VCC */ config->num_sgprs = MAX2(config->num_sgprs, shader_info->num_input_sgprs + 3); + + /* Enable 64-bit and 16-bit denormals, because there is no performance + * cost. + * + * If denormals are enabled, all floating-point output modifiers are + * ignored. + * + * Don't enable denormals for 32-bit floats, because: + * - Floating-point output modifiers would be ignored by the hw. + * - Some opcodes don't support denormals, such as v_mad_f32. We would + * have to stop using those. + * - SI & CI would be very slow. + */ + config->float_mode |= V_00B028_FP_64_DENORMS; } static void -- 2.15.1 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
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