[Bug testsuite/105349] [12 regression] gcc.target/powerpc/bswap-brw.c fails after r12-8221
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Mon Apr 25 16:36:52 GMT 2022
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105349
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
With a x86_64-linux -> powerpc64-linux cross, I can see with -mcpu=power10 -m32
--- bswap-brw.s1 2022-04-25 18:32:35.108799457 +0200
+++ bswap-brw.s2 2022-04-25 18:32:38.664750135 +0200
@@ -28,10 +28,11 @@ bswap_int_dbl:
# 0
# 0 "" 2
#NO_APP
- xxbrw 0,0
+ mfvsrwz 9,0
+ brw 9,9
+ stw 9,8(1)
addi 9,1,8
- xxextractuw 1,0,4
- stfiwx 0,0,9
+ lfiwzx 1,0,9
addi 1,1,16
.cfi_def_cfa_offset 0
fcfid 1,1
@@ -39,6 +40,6 @@ bswap_int_dbl:
.cfi_endproc
.LFE1:
.size bswap_int_dbl,.-bswap_int_dbl
- .ident "GCC: (GNU) 12.0.1 20220310 (experimental)"
+ .ident "GCC: (GNU) 12.0.1 20220425 (experimental)"
.gnu_attribute 4, 1
.section .note.GNU-stack,"",@progbits
difference, with -m64 xxbrw is still there even with latest trunk.
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