subject:"\[PATCH\] i386\: Fix up split_double_concat \[PR109109\]"

Re: [PATCH] i386: Fix up split_double_concat [PR109109]

2023-03-14 Thread Uros Bizjak via Gcc-patches

On Tue, Mar 14, 2023 at 5:09 PM Jakub Jelinek wrote: > > Hi! > > In my PR107627 change I've missed one important case, which causes > miscompilation of f4 and f6 in the following tests. > > Combine matches there *concatsidi3_3 define_insn_and_split (as with all > other f* functions in those tests)

[PATCH] i386: Fix up split_double_concat [PR109109]

2023-03-14 Thread Jakub Jelinek via Gcc-patches

Hi! In my PR107627 change I've missed one important case, which causes miscompilation of f4 and f6 in the following tests. Combine matches there *concatsidi3_3 define_insn_and_split (as with all other f* functions in those tests), and RA ends up with: (insn 11 10 17 2 (set (reg:DI 0 ax [89])