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From: "seurer at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/100952] New: [12 regression] several test case failures
 after r12-1202
Date: Mon, 07 Jun 2021 20:21:07 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100952

            Bug ID: 100952
           Summary: [12 regression] several test case failures after
                    r12-1202
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

previous run: g:a3f6bd7891495a0ed65f7da7a55d36c730328692, r12-1201: 240
failures
this run    : g:9080a3bf23297885fdc47221da37a71d6dec93c5, r12-1202: 252
failures

FAIL: gcc.target/powerpc/fusion-p10-ldcmpi.c scan-assembler-times
lbz_cmpldi_cr0_QI_clobber_CCUNS_zero 2
FAIL: gcc.target/powerpc/fusion-p10-ldcmpi.c scan-assembler-times
lha_cmpdi_cr0_HI_clobber_CC_sign 8
FAIL: gcc.target/powerpc/fusion-p10-ldcmpi.c scan-assembler-times
lhz_cmpldi_cr0_HI_clobber_CCUNS_zero 2
FAIL: gcc.target/powerpc/fusion-p10-ldcmpi.c scan-assembler-times
lwa_cmpdi_cr0_SI_EXTSI_CC_sign 3
FAIL: gcc.target/powerpc/fusion-p10-ldcmpi.c scan-assembler-times
lwz_cmpldi_cr0_SI_EXTSI_CCUNS_zero 2
FAIL: gcc.target/powerpc/pr56605.c scan-rtl-dump-times combine "\\(compare:=
CC
\\((?:and|zero_extend):DI \\(reg:[SD]I" 1
FAIL: gcc.target/powerpc/pr81348.c scan-assembler \\mlxsihzx\\M
FAIL: gcc.target/powerpc/pr81348.c scan-assembler \\mvextsh2d\\M
FAIL: gcc.target/powerpc/prefix-no-update.c scan-assembler-times \\mlwz\\M 2
FAIL: gcc.target/powerpc/prefix-no-update.c scan-assembler-times \\mplwz\\M=
 2
FAIL: gcc.target/powerpc/prefix-no-update.c scan-assembler-times \\mpstw\\M=
 2
FAIL: gcc.target/powerpc/prefix-no-update.c scan-assembler-times \\mstw\\M 2

I am seeing these on both BE and LE and on all levels of powerp64 hardware.=