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authorPeter Maydell <peter.maydell@linaro.org>2021-05-02 12:02:46 +0100
committerPeter Maydell <peter.maydell@linaro.org>2021-05-02 12:02:46 +0100
commit53c5433e84e8935abed8e91d4a2eb813168a0ecf (patch)
tree3f5ec23f5f4d490bbd297fd0175c2f50d9a1af71 /docs/devel
parent8f860d2633baf9c2b6261f703f86e394c6bc22ca (diff)
parentaf93ccacc772019298be4c3e47251cdaa60d0c21 (diff)
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Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20210501' into staging
Include cleanups. Decodetree enhancements for power10. # gpg: Signature made Sat 01 May 2021 19:50:22 BST # gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F # gpg: issuer "richard.henderson@linaro.org" # gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full] # Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F * remotes/rth-gitlab/tags/pull-tcg-20210501: decodetree: Extend argument set syntax to allow types decodetree: Add support for 64-bit instructions decodetree: More use of f-strings decodetree: Introduce whex and whexC helpers exec: Remove accel/tcg/ from include paths Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs/devel')
-rw-r--r--docs/devel/decodetree.rst11
1 files changed, 7 insertions, 4 deletions
diff --git a/docs/devel/decodetree.rst b/docs/devel/decodetree.rst
index 74f66bf..49ea50c 100644
--- a/docs/devel/decodetree.rst
+++ b/docs/devel/decodetree.rst
@@ -40,9 +40,6 @@ and returns an integral value extracted from there.
A field with no ``unnamed_fields`` and no ``!function`` is in error.
-FIXME: the fields of the structure into which this result will be stored
-is restricted to ``int``. Which means that we cannot expand 64-bit items.
-
Field examples:
+---------------------------+---------------------------------------------+
@@ -66,9 +63,14 @@ Argument Sets
Syntax::
args_def := '&' identifier ( args_elt )+ ( !extern )?
- args_elt := identifier
+ args_elt := identifier (':' identifier)?
Each *args_elt* defines an argument within the argument set.
+If the form of the *args_elt* contains a colon, the first
+identifier is the argument name and the second identifier is
+the argument type. If the colon is missing, the argument
+type will be ``int``.
+
Each argument set will be rendered as a C structure "arg_$name"
with each of the fields being one of the member arguments.
@@ -86,6 +88,7 @@ Argument set examples::
&reg3 ra rb rc
&loadstore reg base offset
+ &longldst reg base offset:int64_t
Formats