https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70738
--- Comment #6 from uros at gcc dot gnu.org --- Author: uros Date: Wed May 25 18:58:49 2016 New Revision: 236738 URL: https://gcc.gnu.org/viewcvs?rev=236738&root=gcc&view=rev Log: PR target/70738 * common/config/i386/i386-common.c (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New. (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only. * config/i386/i386.opt (ix86_target_flags): Add new Variable. (-mgeneral-regs-only): Add new option. * config/i386/i386.c (ix86_option_override_internal): Don't enable x87 instructions if only general registers are allowed. (ix86_target_string): Add ix86_flags argument. Handle additional flags options through ix86_flags argument. Update all callers. * doc/invoke.texi: Document -mgeneral-regs-only. testsuite/ChangeLog: PR target/70738 * gcc.target/i386/pr70738-1.c: New test. * gcc.target/i386/pr70738-2.c: Likewise. * gcc.target/i386/pr70738-3.c: Likewise. * gcc.target/i386/pr70738-4.c: Likewise. * gcc.target/i386/pr70738-5.c: Likewise. * gcc.target/i386/pr70738-6.c: Likewise. * gcc.target/i386/pr70738-7.c: Likewise. * gcc.target/i386/pr70738-8.c: Likewise. * gcc.target/i386/pr70738-9.c: Likewise. Added: trunk/gcc/testsuite/gcc.target/i386/pr70738-1.c trunk/gcc/testsuite/gcc.target/i386/pr70738-2.c trunk/gcc/testsuite/gcc.target/i386/pr70738-3.c trunk/gcc/testsuite/gcc.target/i386/pr70738-4.c trunk/gcc/testsuite/gcc.target/i386/pr70738-5.c trunk/gcc/testsuite/gcc.target/i386/pr70738-6.c trunk/gcc/testsuite/gcc.target/i386/pr70738-7.c trunk/gcc/testsuite/gcc.target/i386/pr70738-8.c trunk/gcc/testsuite/gcc.target/i386/pr70738-9.c Modified: trunk/gcc/ChangeLog trunk/gcc/common/config/i386/i386-common.c trunk/gcc/config/i386/i386.c trunk/gcc/config/i386/i386.opt trunk/gcc/doc/invoke.texi trunk/gcc/testsuite/ChangeLog
