[PULL 32/62] tcg: Adjust TCGContext.temps_in_use check

Richard Henderson posted 62 patches 2 years, 2 months ago
Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Riku Voipio <riku.voipio@iki.fi>, "Alex Bennée" <alex.bennee@linaro.org>, Peter Xu <peterx@redhat.com>, David Hildenbrand <david@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Peter Maydell <peter.maydell@linaro.org>, Michael Rolnik <mrolnik@gmail.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Taylor Simpson <tsimpson@quicinc.com>, Alessandro Di Federico <ale@rev.ng>, Anton Johansson <anjo@rev.ng>, Eduardo Habkost <eduardo@habkost.net>, Song Gao <gaosong@loongson.cn>, Xiaojuan Yang <yangxiaojuan@loongson.cn>, Laurent Vivier <laurent@vivier.eu>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Chris Wulff <crwulff@gmail.com>, Marek Vasut <marex@denx.de>, Stafford Horne <shorne@gmail.com>, Daniel Henrique Barboza <danielhb413@gmail.com>, "Cédric Le Goater" <clg@kaod.org>, David Gibson <david@gibson.dropbear.id.au>, Greg Kurz <groug@kaod.org>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Yoshinori Sato <ysato@users.sourceforge.jp>, Ilya Leoshkevich <iii@linux.ibm.com>, Thomas Huth <thuth@redhat.com>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Max Filippov <jcmvbkbc@gmail.com>
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[PULL 32/62] tcg: Adjust TCGContext.temps_in_use check
Posted by Richard Henderson 2 years, 2 months ago
Change the temps_in_use check to use assert not fprintf.
Move the assert for double-free before the check for count,
since that is the more immediate problem.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/tcg.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/tcg/tcg.c b/tcg/tcg.c
index 9822c65ea8..855e4cc537 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -1374,16 +1374,14 @@ void tcg_temp_free_internal(TCGTemp *ts)
         g_assert_not_reached();
     }
 
-#if defined(CONFIG_DEBUG_TCG)
-    s->temps_in_use--;
-    if (s->temps_in_use < 0) {
-        fprintf(stderr, "More temporaries freed than allocated!\n");
-    }
-#endif
-
     tcg_debug_assert(ts->temp_allocated != 0);
     ts->temp_allocated = 0;
 
+#if defined(CONFIG_DEBUG_TCG)
+    assert(s->temps_in_use > 0);
+    s->temps_in_use--;
+#endif
+
     idx = temp_idx(ts);
     k = ts->base_type + (ts->kind == TEMP_NORMAL ? 0 : TCG_TYPE_COUNT);
     set_bit(idx, s->free_temps[k].l);
-- 
2.34.1