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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug bootstrap/97502] [11 Regression] PGO bootstrap failure on
 s390x-linux with -march=z13 starting with r11-3426
Date: Tue, 20 Oct 2020 14:13:18 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97502

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
With
--- gcc/config/s390/vx-builtins.md.jj   2020-04-30 09:26:01.000000000 +0200
+++ gcc/config/s390/vx-builtins.md      2020-10-20 16:08:31.847698827 +0200
@@ -812,6 +812,16 @@
   DONE;
 })

+(define_expand "vec_cmp<intcmp:code><VI_HW:mode><VI_HW:mode>"
+  [(set (match_operand:VI_HW               0 "register_operand" "=3Dv")
+       (intcmp:VI_HW (match_operand:VI_HW 1 "register_operand"  "v")
+                     (match_operand:VI_HW 2 "register_operand"  "v")))]
+  "TARGET_VX"
+{
+  s390_expand_vec_compare (operands[0], <intcmp:CODE>, operands[1],
operands[2]);
+  DONE;
+})
+
 (define_expand "vec_cmp<fpcmp:code><mode>"
   [(set (match_operand:<tointvec>              0 "register_operand" "=3Dv")
        (fpcmp:<tointvec> (match_operand:VF_HW 1 "register_operand"  "v")
(couldn't just change the existing pattern easily as s390.c refers to the
current names) the testcase doesn't ICE anymore, but whether it does the ri=
ght
thing is unclear.  Anyway, deferring to s390x maintainers now.=