Allow mmintrin headers to work with function specific target opts.
Allow mmintrin headers to work with function specific target opts. Please
see discussion here:
http://gcc.gnu.org/ml/gcc-patches/2013-04/msg00740.html
* config/i386/i386.c (ix86_pragma_target_parse): Restore target
when current target options does not apply.
* config/i386/i386-protos.h (ix86_reset_previous_fndecl): New function.
* config/i386/i386.c (ix86_reset_previous_fndecl): Ditto.
* config/i386/bmiintrin.h: Pass appropriate target attributes to header.
* config/i386/mmintrin.h: Ditto.
* config/i386/nmmintrin.h: Ditto.
* config/i386/avx2intrin.h: Ditto.
* config/i386/fxsrintrin.h: Ditto.
* config/i386/tbmintrin.h: Ditto.
* config/i386/xsaveintrin.h: Ditto.
* config/i386/f16cintrin.h: Ditto.
* config/i386/xtestintrin.h: Ditto.
* config/i386/xsaveoptintrin.h: Ditto.
* config/i386/bmi2intrin.h: Ditto.
* config/i386/lzcntintrin.h: Ditto.
* config/i386/smmintrin.h: Ditto.
* config/i386/wmmintrin.h: Ditto.
* config/i386/x86intrin.h: Remove all header include guards.
* config/i386/prfchwintrin.h: Ditto.
* config/i386/pmmintrin.h: Ditto.
* config/i386/tmmintrin.h: Ditto.
* config/i386/xmmintrin.h: Ditto.
* config/i386/popcntintrin.h: Ditto.
* config/i386/rdseedintrin.h: Ditto.
* config/i386/ammintrin.h: Ditto.
* config/i386/emmintrin.h: Ditto.
* config/i386/immintrin.h: Remove all header include guards.
* config/i386/fma4intrin.h: Ditto.
* config/i386/lwpintrin.h: Ditto.
* config/i386/xopintrin.h: Ditto.
* config/i386/ia32intrin.h: Ditto.
* config/i386/avxintrin.h: Ditto.
* config/i386/rtmintrin.h: Ditto.
* config/i386/fmaintrin.h: Ditto.
* config/i386/mm3dnow.h: Ditto.
* testsuite/gcc.target/i386/intrinsics_1.c: New test.
* testsuite/gcc.target/i386/intrinsics_2.c: Ditto.
* testsuite/gcc.target/i386/intrinsics_3.c: Ditto.
* testsuite/gcc.target/i386/intrinsics_4.c: Ditto.
* testsuite/gcc.target/i386/intrinsics_5.c: Ditto.
* testsuite/gcc.target/i386/intrinsics_6.c: Ditto.
* testsuite/gcc.target/i386/avx-1.c: Provide macros for builtins
needing immediate arguments in f16cintrin.h and rtmintrin.h.
From-SVN: r200349