gallium/docs: Add opcode formatting.

1 files changed, 17 insertions, 0 deletions

diff --git a/src/gallium/docs/source/exts/tgsi.py b/src/gallium/docs/source/exts/tgsi.py
new file mode 100644
index 00000000000..e92cd5c4d1b
--- /dev/null
+++ b/src/gallium/docs/source/exts/tgsi.py
@@ -0,0 +1,17 @@
+# tgsi.py
+# Sphinx extension providing formatting for TGSI opcodes
+# (c) Corbin Simpson 2010
+
+import docutils.nodes
+import sphinx.addnodes
+
+def parse_opcode(env, sig, signode):
+    opcode, desc = sig.split("-", 1)
+    opcode = opcode.strip().upper()
+    desc = " (%s)" % desc.strip()
+    signode += sphinx.addnodes.desc_name(opcode, opcode)
+    signode += sphinx.addnodes.desc_annotation(desc, desc)
+    return opcode
+
+def setup(app):
+    app.add_description_unit("opcode", "opcode", "%s (TGSI opcode)", parse_opcode)