From: Max Filippov <jcmvbkbc@gmail.com>
To: qemu-devel@nongnu.org
Cc: Max Filippov <jcmvbkbc@gmail.com>,
Peter Maydell <peter.maydell@linaro.org>,
Aurelien Jarno <aurelien@aurel32.net>,
Richard Henderson <rth@twiddle.net>
Subject: [Qemu-devel] [PATCH 1/2] tcg/README: document tcg_gen_goto_tb restrictions
Date: Fri, 21 Sep 2012 04:18:07 +0400 [thread overview]
Message-ID: <1348186688-29410-2-git-send-email-jcmvbkbc@gmail.com> (raw)
In-Reply-To: <1348186688-29410-1-git-send-email-jcmvbkbc@gmail.com>
See
http://lists.nongnu.org/archive/html/qemu-devel/2012-09/msg03196.html
for the whole story.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
tcg/README | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/tcg/README b/tcg/README
index cfdfd96..86b43f1 100644
--- a/tcg/README
+++ b/tcg/README
@@ -386,7 +386,8 @@ Exit the current TB and return the value t0 (word type).
Exit the current TB and jump to the TB index 'index' (constant) if the
current TB was linked to this TB. Otherwise execute the next
-instructions.
+instructions. Only indices 0 and 1 are valid and tcg_gen_goto_tb may be issued
+at most once with each slot index per TB.
* qemu_ld8u t0, t1, flags
qemu_ld8s t0, t1, flags
--
1.7.7.6
next prev parent reply other threads:[~2012-09-21 0:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-21 0:18 [Qemu-devel] [PATCH 0/2] Add TCG sanity checks (goto_tb related) Max Filippov
2012-09-21 0:18 ` Max Filippov [this message]
2012-09-22 14:55 ` [Qemu-devel] [PATCH 1/2] tcg/README: document tcg_gen_goto_tb restrictions Aurelien Jarno
2012-09-21 0:18 ` [Qemu-devel] [PATCH 2/2] tcg: add TB sanity checking Max Filippov
2012-09-21 8:37 ` Michael Tokarev
2012-09-22 14:55 ` Aurelien Jarno
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