From: Richard Henderson <richard.henderson@linaro.org>
Date: Tue, 9 Jun 2020 23:32:09 +0000 (-0700)
Subject: tcg: Save/restore vecop_list around minmax fallback
X-Git-Tag: v5.1.0-rc1~12^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=69c918d2ef319ac63cd759c527debc2a2bdf3a0c;p=thirdparty%2Fqemu.git

tcg: Save/restore vecop_list around minmax fallback

Forgetting this asserts when tcg_gen_cmp_vec is called from
within tcg_gen_cmpsel_vec.

Fixes: 72b4c792c7a
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---

diff --git a/tcg/tcg-op-vec.c b/tcg/tcg-op-vec.c
index f784517d843..ed6fb55fe14 100644
--- a/tcg/tcg-op-vec.c
+++ b/tcg/tcg-op-vec.c
@@ -657,7 +657,9 @@ static void do_minmax(unsigned vece, TCGv_vec r, TCGv_vec a,
                       TCGv_vec b, TCGOpcode opc, TCGCond cond)
 {
     if (!do_op3(vece, r, a, b, opc)) {
+        const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL);
         tcg_gen_cmpsel_vec(cond, vece, r, a, b, a, b);
+        tcg_swap_vecop_list(hold_list);
     }
 }