configure.ac: Add Visium support.
* configure.ac: Add Visium support.
* configure: Regenerate.
libgcc/
* config.host: Add Visium support.
* config/visium: New directory.
gcc/
* config.gcc: Add Visium support.
* configure.ac: Likewise.
* configure: Regenerate.
* doc/extend.texi (interrupt attribute): Add Visium.
* doc/invoke.texi: Document Visium options.
* doc/install.texi: Document Visium target.
* doc/md.texi: Document Visium constraints.
* common/config/visium: New directory.
* config/visium: Likewise.
gcc/testsuite/
* lib/target-supports.exp (check_profiling_available): Return 0 for
Visium.
(check_effective_target_tls_runtime): Likewise.
(check_effective_target_logical_op_short_circuit): Return 1 for Visium.
* gcc.dg/
20020312-2.c: Adjust for Visium.
* gcc.dg/tls/thr-cse-1.c: Likewise
* gcc.dg/tree-ssa/
20040204-1.c: Likewise
* gcc.dg/tree-ssa/loop-1.c: Likewise.
* gcc.dg/weak/typeof-2.c: Likewise.
From-SVN: r219219