r237720 - in /trunk/gcc: ChangeLog config/i386/...

[uros@gcc.gnu.org]

Author: uros
Date: Wed Jun 22 22:06:56 2016
New Revision: 237720

URL: https://gcc.gnu.org/viewcvs?rev=237720&root=gcc&view=rev
Log:
	PR target/67400
	* config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
	* config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
	(ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
	ix86_force_load_from_GOT_p returns true.
	(ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
	ix86_force_load_from_GOT_p returns true.
	(ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
	ix86_force_load_from_GOT_p returns true.
	(ix86_expand_move): Load the external function address via the
	GOT slot if ix86_force_load_from_GOT_p returns true.
	* config/i386/predicates.md (x86_64_immediate_operand): Return
	false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
	(x86_64_zext_immediate_operand): Ditto.

testsuite/ChangeLog:

	PR target/67400
        * gcc.target/i386/pr67400-1.c: New test.
        * gcc.target/i386/pr67400-2.c: Likewise.
        * gcc.target/i386/pr67400-3.c: Likewise.
        * gcc.target/i386/pr67400-4.c: Likewise.
        * gcc.target/i386/pr67400-5.c: Likewise.
        * gcc.target/i386/pr67400-6.c: Likewise.
        * gcc.target/i386/pr67400-7.c: Likewise.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr67400-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr67400-2.c
    trunk/gcc/testsuite/gcc.target/i386/pr67400-3.c
    trunk/gcc/testsuite/gcc.target/i386/pr67400-4.c
    trunk/gcc/testsuite/gcc.target/i386/pr67400-5.c
    trunk/gcc/testsuite/gcc.target/i386/pr67400-6.c
    trunk/gcc/testsuite/gcc.target/i386/pr67400-7.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386-protos.h
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/predicates.md
    trunk/gcc/testsuite/ChangeLog