gcc/config/rs6000/crypto.md

;; 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/.

;; NOTE: Although this file contains all the instructions from ;; section 5.11 of ISA 2.07, only those in sections 5.11.1 and ;; 5.11.2 are in Category:Vector.Crypto. Those are the only ;; ones controlled by -m[no-]crypto.

;; FIXME: The builtin names for the instructions in this file ;; are likely to be deprecated in favor of other names to be ;; agreed upon with the XL compilers and LLVM.

(define_c_enum “unspec” [UNSPEC_VCIPHER UNSPEC_VNCIPHER UNSPEC_VCIPHERLAST UNSPEC_VNCIPHERLAST UNSPEC_VSBOX UNSPEC_VSHASIGMA UNSPEC_VPERMXOR UNSPEC_VPMSUM])

;; Iterator for VPMSUM/VPERMXOR (define_mode_iterator CR_mode [V16QI V8HI V4SI V2DI])

(define_mode_attr CR_char [(V16QI “b”) (V8HI “h”) (V4SI “w”) (V2DI “d”)])

;; Iterator for VSHASIGMAD/VSHASIGMAW (define_mode_iterator CR_hash [V4SI V2DI])

;; Iterator for VSBOX/VCIPHER/VNCIPHER/VCIPHERLAST/VNCIPHERLAST (define_mode_iterator CR_vqdi [V16QI V2DI])

;; Iterator for the other crypto functions (define_int_iterator CR_code [UNSPEC_VCIPHER UNSPEC_VNCIPHER UNSPEC_VCIPHERLAST UNSPEC_VNCIPHERLAST])

(define_int_attr CR_insn [(UNSPEC_VCIPHER “vcipher”) (UNSPEC_VNCIPHER “vncipher”) (UNSPEC_VCIPHERLAST “vcipherlast”) (UNSPEC_VNCIPHERLAST “vncipherlast”)])

;; 2 operand crypto instructions (define_insn “crypto_<CR_insn>_” [(set (match_operand:CR_vqdi 0 “register_operand” “=v”) (unspec:CR_vqdi [(match_operand:CR_vqdi 1 “register_operand” “v”) (match_operand:CR_vqdi 2 “register_operand” “v”)] CR_code))] “TARGET_CRYPTO” “<CR_insn> %0,%1,%2” [(set_attr “type” “crypto”)])

(define_insn “crypto_vpmsum<CR_char>” [(set (match_operand:CR_mode 0 “register_operand” “=v”) (unspec:CR_mode [(match_operand:CR_mode 1 “register_operand” “v”) (match_operand:CR_mode 2 “register_operand” “v”)] UNSPEC_VPMSUM))] “TARGET_P8_VECTOR” “vpmsum<CR_char> %0,%1,%2” [(set_attr “type” “crypto”)])

;; 3 operand crypto instructions (define_insn “crypto_vpermxor_” [(set (match_operand:CR_mode 0 “register_operand” “=v”) (unspec:CR_mode [(match_operand:CR_mode 1 “register_operand” “v”) (match_operand:CR_mode 2 “register_operand” “v”) (match_operand:CR_mode 3 “register_operand” “v”)] UNSPEC_VPERMXOR))] “TARGET_P8_VECTOR” “vpermxor %0,%1,%2,%3” [(set_attr “type” “vecperm”)])

;; 1 operand crypto instruction (define_insn “crypto_vsbox_” [(set (match_operand:CR_vqdi 0 “register_operand” “=v”) (unspec:CR_vqdi [(match_operand:CR_vqdi 1 “register_operand” “v”)] UNSPEC_VSBOX))] “TARGET_CRYPTO” “vsbox %0,%1” [(set_attr “type” “crypto”)])

;; Hash crypto instructions (define_insn “crypto_vshasigma<CR_char>” [(set (match_operand:CR_hash 0 “register_operand” “=v”) (unspec:CR_hash [(match_operand:CR_hash 1 “register_operand” “v”) (match_operand:SI 2 “const_0_to_1_operand” “n”) (match_operand:SI 3 “const_0_to_15_operand” “n”)] UNSPEC_VSHASIGMA))] “TARGET_CRYPTO” “vshasigma<CR_char> %0,%1,%2,%3” [(set_attr “type” “vecsimple”)])