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agx: Add agx_internal_format_supports_mask helper

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Not all formats can be masked, add a query to check which can be.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21431>
This commit is contained in:
Alyssa Rosenzweig 2023-02-18 12:14:03 -05:00 • committed by Marge Bot
parent 5e031867fe
commit 3084e6e689
1 changed files with 18 additions and 0 deletions
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18
src/asahi/compiler/agx_internal_formats.h
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@ -6,6 +6,7 @@
#ifndef AGX_INTERNAL_FORMATS_H
#define AGX_INTERNAL_FORMATS_H
#include <stdbool.h>
#include "util/format/u_formats.h"
/* Define aliases for the subset formats that are accessible in the ISA. These
@ -27,4 +28,21 @@ enum agx_internal_formats {
AGX_INTERNAL_FORMAT_RGB9E5 = PIPE_FORMAT_R9G9B9E5_FLOAT
};
/*
* The architecture load/store instructions support masking, but packed formats
* are not compatible with masking. Check if a format is packed.
*/
static inline bool
agx_internal_format_supports_mask(enum agx_internal_formats format)
{
switch (format) {
case AGX_INTERNAL_FORMAT_RGB10A2:
case AGX_INTERNAL_FORMAT_RG11B10F:
case AGX_INTERNAL_FORMAT_RGB9E5:
return false;
default:
return true;
}
}
#endif