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author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/config/vax/constraints.md | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/config/vax/constraints.md')
-rw-r--r-- | gcc-4.9/gcc/config/vax/constraints.md | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/vax/constraints.md b/gcc-4.9/gcc/config/vax/constraints.md new file mode 100644 index 000000000..daa9eeb0b --- /dev/null +++ b/gcc-4.9/gcc/config/vax/constraints.md @@ -0,0 +1,119 @@ +;; Constraints for the DEC VAX port. +;; Copyright (C) 2007-2014 Free Software Foundation, Inc. +;; +;; 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_constraint "Z0" + "Match a CONST_INT of 0" + (and (match_code "const_int") + (match_test "ival == 0"))) + +(define_constraint "U06" + "unsigned 6 bit value (0..63)" + (and (match_code "const_int") + (match_test "0 <= ival && ival < 64"))) + +(define_constraint "U08" + "Unsigned 8 bit value" + (and (match_code "const_int") + (match_test "0 <= ival && ival < 256"))) + +(define_constraint "U16" + "Unsigned 16 bit value" + (and (match_code "const_int") + (match_test "0 <= ival && ival < 65536"))) + +(define_constraint "CN6" + "negative 6 bit value (-63..-1)" + (and (match_code "const_int") + (match_test "-63 <= ival && ival < 0"))) + +(define_constraint "S08" + "signed 8 bit value [old]" + (and (match_code "const_int") + (match_test "-128 <= ival && ival < 128"))) + +(define_constraint "S16" + "signed 16 bit value [old]" + (and (match_code "const_int") + (match_test "-32768 <= ival && ival < 32768"))) + +(define_constraint "I" + "Match a CONST_INT of 0 [old]" + (and (match_code "const_int") + (match_test "satisfies_constraint_Z0 (GEN_INT (ival))"))) + +(define_constraint "J" + "unsigned 6 bit value [old]" + (and (match_code "const_int") + (match_test "satisfies_constraint_U06 (GEN_INT (ival))"))) + +(define_constraint "K" + "signed 8 bit value [old]" + (and (match_code "const_int") + (match_test "satisfies_constraint_S08 (GEN_INT (ival))"))) + +(define_constraint "L" + "signed 16 bit value [old]" + (and (match_code "const_int") + (match_test "satisfies_constraint_S16 (GEN_INT (ival))"))) + +(define_constraint "M" + "Unsigned 8 bit value [old]" + (and (match_code "const_int") + (match_test "satisfies_constraint_U08 (GEN_INT (ival))"))) + +(define_constraint "N" + "Unsigned 16 bit value [old]" + (and (match_code "const_int") + (match_test "satisfies_constraint_U16 (GEN_INT (ival))"))) + +(define_constraint "O" + "Negative short literals (-63..-1) [old]" + (and (match_code "const_int") + (match_test "satisfies_constraint_CN6 (GEN_INT (ival))"))) + +/* Similar, but for floating constants, and defining letters G and H. */ + +(define_constraint "G" + "Match a floating-point zero" + (and (match_code "const_double") + (match_test "op == CONST0_RTX (DFmode) || op == CONST0_RTX (SFmode)"))) + +/* Optional extra constraints for this machine. */ + +(define_memory_constraint "Q" + "operand is a MEM that does not have a mode-dependent address." + (and (match_code "mem") + (match_test "!mode_dependent_address_p (XEXP (op, 0), + MEM_ADDR_SPACE (op))"))) + +(define_memory_constraint "B" + "" + (and (match_operand:BLK 0 "memory_operand") + (not (match_operand:BLK 0 "illegal_blk_memory_operand" "")))) + +(define_memory_constraint "R" + "" + (and (match_operand:DI 0 "memory_operand") + (not (match_operand:DI 0 "illegal_addsub_di_memory_operand" "")))) + +(define_constraint "T" + "@internal satisfies CONSTANT_P and, if pic is enabled, is not a SYMBOL_REF, LABEL_REF, or CONST." + (and (match_test ("CONSTANT_P (op)")) + (ior (not (match_code "symbol_ref,label_ref,const")) + (match_test "!flag_pic")))) |