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(parent: d1d7a85) | patch
Explain why we don't use RDPC for sparc PIC register setup.
authorDavid S. Miller <davem@davemloft.net>
Tue, 21 Feb 2012 01:37:42 +0000 (01:37 +0000)
committerDavid S. Miller <davem@gcc.gnu.org>
Tue, 21 Feb 2012 01:37:42 +0000 (17:37 -0800)
commit3ed27cf5e7f7507dc3fec0e6ad20aab55316cb57
tree38e311a21b0073a0e3017df93bfd40876aa40ba6tree
parentd1d7a85e534f4c388c881652f04bfe73ff71267ccommit | diff
Explain why we don't use RDPC for sparc PIC register setup.

* config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
don't use the "rd %pc" instruction on v9 for PIC register loads.

From-SVN: r184422
gcc/ChangeLog diff | blob | history
gcc/config/sparc/sparc.md diff | blob | history