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authorIlia Mirkin <[email protected]>2015-12-13 22:11:25 -0500
committerIlia Mirkin <[email protected]>2016-01-08 15:10:33 -0500
commit90ba06618ef9fe22bb4be4604a233c9a3a0ea1f7 (patch)
treedffff09b7f9792c17e05d48ba1283b77ccb5d9d8 /src/gallium/docs/source
parentebfb5446c78cd3e9f3f3e92fef88e4b0645a34e8 (diff)
gallium: add a RESQ opcode to query info about a resource
Signed-off-by: Ilia Mirkin <[email protected]> Reviewed-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src/gallium/docs/source')
-rw-r--r--src/gallium/docs/source/tgsi.rst12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst
index b6acc3fda95..7810a3eb915 100644
--- a/src/gallium/docs/source/tgsi.rst
+++ b/src/gallium/docs/source/tgsi.rst
@@ -2311,6 +2311,18 @@ Resource Access Opcodes
texture arrays and 2D textures. address.w is always
ignored.
+.. opcode:: RESQ - Query information about a resource
+
+ Syntax: ``RESQ dst, resource``
+
+ Example: ``RESQ TEMP[0], BUFFER[0]``
+
+ Returns information about the buffer or image resource. For buffer
+ resources, the size (in bytes) is returned in the x component. For
+ image resources, .xyz will contain the width/height/layers of the
+ image, while .w will contain the number of samples for multi-sampled
+ images.
+
.. _threadsyncopcodes: