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[qemu-xen master] target/i386: Save cc_op before loop insns



commit 3cb3a7720b01830abd5fbb81819dbb9271bf7821
Author:     Richard Henderson <richard.henderson@xxxxxxxxxx>
AuthorDate: Mon Jul 20 08:30:40 2020 -0700
Commit:     Richard Henderson <richard.henderson@xxxxxxxxxx>
CommitDate: Fri Jul 24 14:29:35 2020 -0700

    target/i386: Save cc_op before loop insns
    
    We forgot to update cc_op before these branch insns,
    which lead to losing track of the current eflags.
    
    Buglink: https://bugs.launchpad.net/qemu/+bug/1888165
    Reviewed-by: Alex Bennée <alex.bennee@xxxxxxxxxx>
    Signed-off-by: Richard Henderson <richard.henderson@xxxxxxxxxx>
    Message-Id: <20200720154028.477457-1-richard.henderson@xxxxxxxxxx>
---
 target/i386/translate.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/i386/translate.c b/target/i386/translate.c
index a1d31f09c1..caea6f5fb1 100644
--- a/target/i386/translate.c
+++ b/target/i386/translate.c
@@ -7148,6 +7148,7 @@ static target_ulong disas_insn(DisasContext *s, CPUState 
*cpu)
             l1 = gen_new_label();
             l2 = gen_new_label();
             l3 = gen_new_label();
+            gen_update_cc_op(s);
             b &= 3;
             switch(b) {
             case 0: /* loopnz */
--
generated by git-patchbot for /home/xen/git/qemu-xen.git#master



 


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