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panfrost: Passthrough NATIVE loads/stores

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Now that we handle load_output directly, this works for e.g. RGB565 on
Midgard.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5285>
This commit is contained in:
Alyssa Rosenzweig 2020-05-25 14:00:17 -04:00 • committed by Marge Bot
parent 36af05bbde
commit afc18c62d7
1 changed files with 18 additions and 0 deletions
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18
src/panfrost/util/pan_lower_framebuffer.c
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@ -126,6 +126,17 @@ pan_format_class_store(const struct util_format_description *desc, unsigned quir
return PAN_FORMAT_NATIVE;
}
/* Convenience method */
static enum pan_format_class
pan_format_class(const struct util_format_description *desc, unsigned quirks, bool is_store)
{
if (is_store)
return pan_format_class_store(desc, quirks);
else
return pan_format_class_load(desc, quirks);
}
/* Software packs/unpacks, by format class. Packs take in the pixel value typed
* as `pan_unpacked_type_for_format` of the format and return an i32vec4
* suitable for storing (with components replicated to fill). Unpacks do the
@ -668,6 +679,13 @@ pan_lower_framebuffer(nir_shader *shader,
if (!(is_load || is_store))
continue;
enum pan_format_class fmt_class =
pan_format_class(desc, quirks, is_store);
/* Don't lower */
if (fmt_class == PAN_FORMAT_NATIVE)
continue;
/* Don't worry about MRT */
nir_variable *var = nir_intrinsic_get_var(intr, 0);