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authorlaw <law@138bc75d-0d04-0410-961f-82ee72b054a4>1998-02-05 13:55:13 +0000
committerlaw <law@138bc75d-0d04-0410-961f-82ee72b054a4>1998-02-05 13:55:13 +0000
commit19a0c73b1169c649b8eabfe2cc0f65a96a5b1e59 (patch)
tree6fbc890d4a08c462988bc4e0b6aa6ba9c8d7d6d4 /gcc/LANGUAGES
parentd938c745ac506f42243584472dfd18aa953b7c00 (diff)
downloadgcc-19a0c73b1169c649b8eabfe2cc0f65a96a5b1e59.tar.gz
Document change in 3rd argument to DEFTREECODE.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@17667 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/LANGUAGES')
-rw-r--r--gcc/LANGUAGES12
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/LANGUAGES b/gcc/LANGUAGES
index 31bae9fd477..216ad2e798f 100644
--- a/gcc/LANGUAGES
+++ b/gcc/LANGUAGES
@@ -29,4 +29,16 @@ Feb 1, 1998:
scheme. Other languages will need to be updated accordingly.
Contact amylaar@cygnus.com for additional information.
+?? 1997:
+ In an effort to decrease cache thrashing and useless loads we've changed the
+ third argument to the DEFTREECODE macro to be a single char. This will
+ effect languages that defined their own tree codes (usually in a .def file).
+
+ Old way:
+
+ DEFTREECODE (CLASS_METHOD_DECL, "class_method_decl", "d", 0)
+
+ New way:
+
+ DEFTREECODE (CLASS_METHOD_DECL, "class_method_decl", 'd', 0)