r274876 - in /branches/ibm/pcrel-trunk/gcc: Cha...

[meissner@gcc.gnu.org]

Author: meissner
Date: Fri Aug 23 20:23:57 2019
New Revision: 274876

URL: https://gcc.gnu.org/viewcvs?rev=274876&root=gcc&view=rev
Log:
Fix pc-relative vector extract with variable index.

2019-08-23  Michael Meissner  <meissner@linux.ibm.com>

	* config/rs6000/constraints.md (ep constraint): New constraint.
	* config/rs6000/predicates.md (non_pcrel_mem_operand): New
	predicate.
	(reg_or_non_pcrel_operand): New predicate.
	* config/rs6000/vsx.md (vsx_extract_<mode>_var, VSX_D iterator):
	Don't allow pc-relative memory addresses.
	(vsx_extract_v4sf_var): Don't allow pc-relative memory addresses.
	(vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): Don't allow
	pc-relative memory addresses.
	(vsx_extract_<mode>_<VS_scalar>mode_var): Don't allow pc-relative
	memory addresses.
	* doc/md.texi (PowerPC Constraints): Document ep constraint.


Modified:
    branches/ibm/pcrel-trunk/gcc/ChangeLog.meissner
    branches/ibm/pcrel-trunk/gcc/config/rs6000/constraints.md
    branches/ibm/pcrel-trunk/gcc/config/rs6000/predicates.md
    branches/ibm/pcrel-trunk/gcc/config/rs6000/vsx.md
    branches/ibm/pcrel-trunk/gcc/doc/md.texi