2014-05-29  Radovan Obradovic  <robradovic@mips.com>
            Tom de Vries  <tom@codesourcery.com>

	* config/mips/mips.h (POST_CALL_TMP_REG): Define.
	* config/mips/mips.c (mips_emit_call_insn): Add POST_CALL_TMP_REG
	clobber.
	(mips_split_call): Use POST_CALL_TMP_REG.
	(TARGET_CALL_FUSAGE_CONTAINS_NON_CALLEE_CLOBBERS): Redefine to true.

	* gcc.target/mips/mips.exp: Add use-caller-save to -ffoo/-fno-foo
	options.
	* gcc.target/mips/fuse-caller-save.h: New include file.
	* gcc.target/mips/fuse-caller-save.c: New test.
	* gcc.target/mips/fuse-caller-save-mips16.c: Same.
	* gcc.target/mips/fuse-caller-save-micromips.c: Same.

Co-Authored-By: Tom de Vries <tom@codesourcery.com>

From-SVN: r211049