;; PIC codegen for RISC-V for GNU compiler. ;; Copyright (C) 2011-2018 Free Software Foundation, Inc. ;; Contributed by Andrew Waterman (andrew@sifive.com).

;; This file is part of GCC.

;; GCC is free software; you can redistribute it and/or modify ;; it under the terms of the GNU General Public License as published by ;; the Free Software Foundation; either version 3, or (at your option) ;; any later version.

;; GCC is distributed in the hope that it will be useful, ;; but WITHOUT ANY WARRANTY; without even the implied warranty of ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License ;; along with GCC; see the file COPYING3. If not see ;; http://www.gnu.org/licenses/.

;; Simplify PIC loads to static variables. ;; These should go away once we figure out how to emit auipc discretely.

(define_insn “*local_pic_load_s” [(set (match_operand:ANYI 0 “register_operand” “=r”) (sign_extend:ANYI (mem:ANYI (match_operand 1 “absolute_symbolic_operand” ""))))] “USE_LOAD_ADDRESS_MACRO (operands[1])” “\t%0,%1” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_load_u” [(set (match_operand:ZERO_EXTEND_LOAD 0 “register_operand” “=r”) (zero_extend:ZERO_EXTEND_LOAD (mem:ZERO_EXTEND_LOAD (match_operand 1 “absolute_symbolic_operand” ""))))] “USE_LOAD_ADDRESS_MACRO (operands[1])” “u\t%0,%1” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_load” [(set (match_operand:ANYF 0 “register_operand” “=f”) (mem:ANYF (match_operand 1 “absolute_symbolic_operand” ""))) (clobber (match_scratch:DI 2 “=r”))] “TARGET_HARD_FLOAT && TARGET_64BIT && USE_LOAD_ADDRESS_MACRO (operands[1])” “\t%0,%1,%2” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_load” [(set (match_operand:ANYF 0 “register_operand” “=f”) (mem:ANYF (match_operand 1 “absolute_symbolic_operand” ""))) (clobber (match_scratch:SI 2 “=r”))] “TARGET_HARD_FLOAT && !TARGET_64BIT && USE_LOAD_ADDRESS_MACRO (operands[1])” “\t%0,%1,%2” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_loadu” [(set (match_operand:SUPERQI 0 “register_operand” “=r”) (zero_extend:SUPERQI (mem:SUBX (match_operand 1 “absolute_symbolic_operand” ""))))] “USE_LOAD_ADDRESS_MACRO (operands[1])” “u\t%0,%1” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_storedi” [(set (mem:ANYI (match_operand 0 “absolute_symbolic_operand” "")) (match_operand:ANYI 1 “reg_or_0_operand” “rJ”)) (clobber (match_scratch:DI 2 “=&r”))] “TARGET_64BIT && USE_LOAD_ADDRESS_MACRO (operands[0])” “\t%z1,%0,%2” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_storesi” [(set (mem:ANYI (match_operand 0 “absolute_symbolic_operand” "")) (match_operand:ANYI 1 “reg_or_0_operand” “rJ”)) (clobber (match_scratch:SI 2 “=&r”))] “!TARGET_64BIT && USE_LOAD_ADDRESS_MACRO (operands[0])” “\t%z1,%0,%2” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_storedi” [(set (mem:ANYF (match_operand 0 “absolute_symbolic_operand” "")) (match_operand:ANYF 1 “register_operand” “f”)) (clobber (match_scratch:DI 2 “=r”))] “TARGET_HARD_FLOAT && TARGET_64BIT && USE_LOAD_ADDRESS_MACRO (operands[0])” “\t%1,%0,%2” [(set (attr “length”) (const_int 8))])

(define_insn “*local_pic_storesi” [(set (mem:ANYF (match_operand 0 “absolute_symbolic_operand” "")) (match_operand:ANYF 1 “register_operand” “f”)) (clobber (match_scratch:SI 2 “=r”))] “TARGET_HARD_FLOAT && !TARGET_64BIT && USE_LOAD_ADDRESS_MACRO (operands[0])” “\t%1,%0,%2” [(set (attr “length”) (const_int 8))])