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authorPeter Maydell <peter.maydell@linaro.org>2013-02-22 18:10:00 +0000
committerBlue Swirl <blauwirbel@gmail.com>2013-03-03 14:28:19 +0000
commit0980011b4f66482d2733ab2dd0f2f61747772c6b (patch)
treeecf9d171341120c519fa34aea30841223d66c8fd /include/exec/gen-icount.h
parent07ca08bac88f116e9beb05d48d07b406ace8fbc0 (diff)
tcg: Document tcg_qemu_tb_exec() and provide constants for low bit uses
Document tcg_qemu_tb_exec(). In particular, its return value is a combination of a pointer to the next translation block and some extra information in the low two bits. Provide some #defines for the values passed in these bits to improve code clarity. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'include/exec/gen-icount.h')
-rw-r--r--include/exec/gen-icount.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/exec/gen-icount.h b/include/exec/gen-icount.h
index 8043b3ba26..c858a738c0 100644
--- a/include/exec/gen-icount.h
+++ b/include/exec/gen-icount.h
@@ -32,7 +32,7 @@ static void gen_icount_end(TranslationBlock *tb, int num_insns)
if (use_icount) {
*icount_arg = num_insns;
gen_set_label(icount_label);
- tcg_gen_exit_tb((tcg_target_long)tb + 2);
+ tcg_gen_exit_tb((tcg_target_long)tb + TB_EXIT_ICOUNT_EXPIRED);
}
}