Implement out-of-line FPR and GPR saves for PPC/Darwin
gcc:
* config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA):
Move darwin-fpsave.asm from here to ... LIB2FUNCS_EXTRA.
(LIB2FUNCS_EXTRA): Add darwin-gpsave.asm.
(TARGET_LIBGCC2_CFLAGS): Ensure that fPIC and -pipe are inherited from
config/t-darwin.
* config/rs6000/darwin.h (FP_SAVE_INLINE): Adjust to enable.
(GP_SAVE_INLINE): Likewise.
(SAVE_FP_PREFIX, SAVE_FP_SUFFIX, RESTORE_FP_PREFIX,
RESTORE_FP_SUFFIX): Set to empty strings.
* config/rs6000/rs6000.c (rs6000_savres_strategy): Implement for Darwin.
(debug_stack_info): Print savres_strategy.
(rs6000_savres_routine_name): Implement for Darwin.
(rs6000_make_savres_rtx): Adjust used register for Darwin.
(rs6000_emit_prologue): Implement out-of-line saves for Darwin.
(rs6000_output_function_prologue): Don't emit .extern for Mach-O.
(rs6000_emit_epilogue): Implement out-of-line saves for Darwin.
* config/rs6000/darwin-gpsave.asm: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180610
138bc75d-0d04-0410-961f-
82ee72b054a4