rs6000.md (*call_indirect_nonlocal_sysv<mode>): Generate different code for -mno...

rs6000.md (*call_indirect_nonlocal_sysv<mode>): Generate different code for -mno-speculate-indirect-jumps.

[gcc]

2018-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.md (*call_indirect_nonlocal_sysv<mode>):
	Generate different code for -mno-speculate-indirect-jumps.
	(*call_value_indirect_nonlocal_sysv<mode>): Likewise.
	(*call_indirect_aix<mode>): Disable for
	-mno-speculate-indirect-jumps.
	(*call_indirect_aix<mode>_nospec): New define_insn.
	(*call_value_indirect_aix<mode>): Disable for
	-mno-speculate-indirect-jumps.
	(*call_value_indirect_aix<mode>_nospec): New define_insn.
	(*sibcall_nonlocal_sysv<mode>): Generate different code for
	-mno-speculate-indirect-jumps.
	(*sibcall_value_nonlocal_sysv<mode>): Likewise.

[gcc/testsuite]

2018-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gcc.target/powerpc/safe-indirect-jump-1.c: Remove endian
	restriction, but still restrict to 64-bit.
	* gcc.target/powerpc/safe-indirect-jump-7.c: New file.
	* gcc.target/powerpc/safe-indirect-jump-8.c: New file.

From-SVN: r256831