[Bug target/46453] MIPS backend is not using special instructions for __builtin_bswap32
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46453 Hans-Peter Nilsson changed: What|Removed |Added CC||hp at gcc dot gnu.org --- Comment #4 from Hans-Peter Nilsson 2012-11-27 11:10:11 UTC --- Any news on this?
[Bug target/46453] MIPS backend is not using special instructions for __builtin_bswap32
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46453 Andrew Pinski changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unassigned at gcc dot |pinskia at gcc dot gnu.org |gnu.org | --- Comment #3 from Andrew Pinski 2012-07-27 21:29:20 UTC --- Mine, I will submit a patch soon for both issues.
[Bug target/46453] MIPS backend is not using special instructions for __builtin_bswap32
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46453 Andrew Pinski changed: What|Removed |Added Target|mips-elf|mips*-*-* Status|UNCONFIRMED |NEW Keywords||missed-optimization Last reconfirmed||2011.04.11 18:52:12 CC||pinskia at gcc dot gnu.org Host|i686| Ever Confirmed|0 |1 Build|../configure| |--disable-libssp| |--prefix=/usr/local | |--target=mips-elf | --- Comment #2 from Andrew Pinski 2011-04-11 18:52:12 UTC --- Confirmed, I ran into this too and produced a similar patch. I also did a patch for "* Unaligned loads:" part too.
[Bug target/46453] MIPS backend is not using special instructions for __builtin_bswap32
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46453 --- Comment #1 from npl at chello dot at 2010-11-13 22:41:08 UTC --- Created attachment 22388 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22388 Partial patch inplementing 32 and 64 bit bswaps. diffed against gcc 4.5.1 Well, I went ahead and wrote a patch that adds support for the 32 and 64 bit bswap-builtins. Im not sure if this is the best way to do it and I dont know enough to tackle the 16bit bswaps.
