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(parent: 9c39876) | patch
Explain why we don't use RDPC for sparc PIC register setup.
authordavem <davem@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 21 Feb 2012 01:37:42 +0000 (01:37 +0000)
committerdavem <davem@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 21 Feb 2012 01:37:42 +0000 (01:37 +0000)
commit005acfe031fcf1711ec15ab7335ec1d4ec4c0393
tree38e311a21b0073a0e3017df93bfd40876aa40ba6tree | snapshot
parent9c39876eb490246a72748b7cd5e7d5cf0117abe3commit | 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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184422 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/config/sparc/sparc.md diff | blob | history
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