Author: Armin Rigo <ar...@tunes.org>
Branch:
Changeset: r87061:a8a4ffe56b74
Date: 2016-09-13 09:37 +0100
http://bitbucket.org/pypy/pypy/changeset/a8a4ffe56b74/
Log: Warning
diff --git a/rpython/jit/codewriter/call.py b/rpython/jit/codewriter/call.py
--- a/rpython/jit/codewriter/call.py
+++ b/rpython/jit/codewriter/call.py
@@ -250,6 +250,8 @@
error = '@jit.loop_invariant'
if hasattr(graph.func, '_call_aroundstate_target_'):
error = '_call_aroundstate_target_'
+ if hasattr(graph.func, '_call_shortcut_'):
+ error = '@jit.call_shortcut'
if not error:
continue
raise Exception(
diff --git a/rpython/rlib/jit.py b/rpython/rlib/jit.py
--- a/rpython/rlib/jit.py
+++ b/rpython/rlib/jit.py
@@ -259,6 +259,8 @@
def call_shortcut(func):
"""A decorator to ensure that a function has a fast-path.
+ DOES NOT RELIABLY WORK ON METHODS, USE ONLY ON FUNCTIONS!
+
Only useful on functions that the JIT doesn't normally look inside.
It still replaces residual calls to that function with inline code
that checks for a fast path, and only does the call if not. For
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