2012-10-28 18:05:07 +00:00
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From 08de143bdd34e906c3e89443cb6b24665f7c088d Mon Sep 17 00:00:00 2001
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From: Max Filippov <jcmvbkbc@gmail.com>
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Date: Fri, 21 Sep 2012 04:18:07 +0400
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Subject: [PATCH] tcg/README: document tcg_gen_goto_tb restrictions
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See
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http://lists.nongnu.org/archive/html/qemu-devel/2012-09/msg03196.html
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for the whole story.
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Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
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Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
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Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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---
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tcg/README | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/tcg/README b/tcg/README
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index d03ae05..33783ee 100644
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--- a/tcg/README
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+++ b/tcg/README
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@@ -392,7 +392,8 @@ Exit the current TB and return the value t0 (word type).
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Exit the current TB and jump to the TB index 'index' (constant) if the
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current TB was linked to this TB. Otherwise execute the next
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-instructions.
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+instructions. Only indices 0 and 1 are valid and tcg_gen_goto_tb may be issued
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+at most once with each slot index per TB.
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* qemu_ld8u t0, t1, flags
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qemu_ld8s t0, t1, flags
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--
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2012-12-16 23:27:22 +00:00
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1.8.0.2
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2012-10-28 18:05:07 +00:00
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