r256575 - in /trunk/gcc: ChangeLog config/sparc...

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Fri Jan 12 11:29:30 2018
New Revision: 256575

URL: https://gcc.gnu.org/viewcvs?rev=256575&root=gcc&view=rev
Log:
	PR target/83368
	* config/sparc/sparc.h (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM
	in PIC mode except for TARGET_VXWORKS_RTP.
	* config/sparc/sparc.c: Include cfgrtl.h.
	(TARGET_INIT_PIC_REG): Define.
	(TARGET_USE_PSEUDO_PIC_REG): Likewise.
	(sparc_pic_register_p): New predicate.
	(sparc_legitimate_address_p): Use it.
	(sparc_legitimize_pic_address): Likewise.
	(sparc_delegitimize_address): Likewise.
	(sparc_mode_dependent_address_p): Likewise.
	(gen_load_pcrel_sym): Remove 4th parameter.
	(load_got_register): Adjust call to above.  Remove obsolete stuff.
	(sparc_expand_prologue): Do not call load_got_register here.
	(sparc_flat_expand_prologue): Likewise.
	(sparc_output_mi_thunk): Set the pic_offset_table_rtx object.
	(sparc_use_pseudo_pic_reg): New function.
	(sparc_init_pic_reg): Likewise.
	* config/sparc/sparc.md (vxworks_load_got): Set the GOT register.
	(builtin_setjmp_receiver): Enable only for TARGET_VXWORKS_RTP.

Added:
    trunk/gcc/testsuite/gcc.target/sparc/setjmp-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/sparc/sparc.c
    trunk/gcc/config/sparc/sparc.h
    trunk/gcc/config/sparc/sparc.md