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;; Hardware Transactional Memory (HTM) patterns.
;; Copyright (C) 2013-2015 Free Software Foundation, Inc.
;; Contributed by Peter Bergner <bergner@vnet.ibm.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/>.
(define_constants
[(TFHAR_SPR 128)
(TFIAR_SPR 129)
(TEXASR_SPR 130)
(TEXASRU_SPR 131)
(MAX_HTM_OPERANDS 4)
])
;;
;; UNSPEC_VOLATILE usage
;;
(define_c_enum "unspecv"
[UNSPECV_HTM_TABORT
UNSPECV_HTM_TABORTXC
UNSPECV_HTM_TABORTXCI
UNSPECV_HTM_TBEGIN
UNSPECV_HTM_TCHECK
UNSPECV_HTM_TEND
UNSPECV_HTM_TRECHKPT
UNSPECV_HTM_TRECLAIM
UNSPECV_HTM_TSR
UNSPECV_HTM_TTEST
UNSPECV_HTM_MFSPR
UNSPECV_HTM_MTSPR
])
(define_insn "tabort"
[(set (match_operand:CC 1 "cc_reg_operand" "=x")
(unspec_volatile:CC [(match_operand:SI 0 "gpc_reg_operand" "r")]
UNSPECV_HTM_TABORT))]
"TARGET_HTM"
"tabort. %0"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "tabort<wd>c"
[(set (match_operand:CC 3 "cc_reg_operand" "=x")
(unspec_volatile:CC [(match_operand 0 "u5bit_cint_operand" "n")
(match_operand:GPR 1 "gpc_reg_operand" "r")
(match_operand:GPR 2 "gpc_reg_operand" "r")]
UNSPECV_HTM_TABORTXC))]
"TARGET_HTM"
"tabort<wd>c. %0,%1,%2"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "tabort<wd>ci"
[(set (match_operand:CC 3 "cc_reg_operand" "=x")
(unspec_volatile:CC [(match_operand 0 "u5bit_cint_operand" "n")
(match_operand:GPR 1 "gpc_reg_operand" "r")
(match_operand 2 "s5bit_cint_operand" "n")]
UNSPECV_HTM_TABORTXCI))]
"TARGET_HTM"
"tabort<wd>ci. %0,%1,%2"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "tbegin"
[(set (match_operand:CC 1 "cc_reg_operand" "=x")
(unspec_volatile:CC [(match_operand 0 "const_0_to_1_operand" "n")]
UNSPECV_HTM_TBEGIN))]
"TARGET_HTM"
"tbegin. %0"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "tcheck"
[(set (match_operand:CC 0 "cc_reg_operand" "=y")
(unspec_volatile:CC [(const_int 0)]
UNSPECV_HTM_TCHECK))]
"TARGET_HTM"
"tcheck %0"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "tend"
[(set (match_operand:CC 1 "cc_reg_operand" "=x")
(unspec_volatile:CC [(match_operand 0 "const_0_to_1_operand" "n")]
UNSPECV_HTM_TEND))]
"TARGET_HTM"
"tend. %0"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "trechkpt"
[(set (match_operand:CC 0 "cc_reg_operand" "=x")
(unspec_volatile:CC [(const_int 0)]
UNSPECV_HTM_TRECHKPT))]
"TARGET_HTM"
"trechkpt."
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "treclaim"
[(set (match_operand:CC 1 "cc_reg_operand" "=x")
(unspec_volatile:CC [(match_operand:SI 0 "gpc_reg_operand" "r")]
UNSPECV_HTM_TRECLAIM))]
"TARGET_HTM"
"treclaim. %0"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "tsr"
[(set (match_operand:CC 1 "cc_reg_operand" "=x")
(unspec_volatile:CC [(match_operand 0 "const_0_to_1_operand" "n")]
UNSPECV_HTM_TSR))]
"TARGET_HTM"
"tsr. %0"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "ttest"
[(set (match_operand:CC 0 "cc_reg_operand" "=x")
(unspec_volatile:CC [(const_int 0)]
UNSPECV_HTM_TTEST))]
"TARGET_HTM"
"tabortwci. 0,1,0"
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "htm_mfspr_<mode>"
[(set (match_operand:GPR 0 "gpc_reg_operand" "=r")
(unspec_volatile:GPR [(match_operand 1 "u10bit_cint_operand" "n")
(match_operand:GPR 2 "htm_spr_reg_operand" "")]
UNSPECV_HTM_MFSPR))]
"TARGET_HTM"
"mfspr %0,%1";
[(set_attr "type" "htm")
(set_attr "length" "4")])
(define_insn "htm_mtspr_<mode>"
[(set (match_operand:GPR 2 "htm_spr_reg_operand" "")
(unspec_volatile:GPR [(match_operand:GPR 0 "gpc_reg_operand" "r")
(match_operand 1 "u10bit_cint_operand" "n")]
UNSPECV_HTM_MTSPR))]
"TARGET_HTM"
"mtspr %1,%0";
[(set_attr "type" "htm")
(set_attr "length" "4")])
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