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microblaze.c: Add microblaze_asm_output_mi_thunk and define TARGET_ASM_OUTPUT_MI_THUNK and... 

* config/microblaze/microblaze.c: Add microblaze_asm_output_mi_thunk
	and define TARGET_ASM_OUTPUT_MI_THUNK and
	TARGET_ASM_CAN_OUTPUT_MI_THUNK.

From-SVN: r201185
This commit is contained in:
David Holsgrove 2013-07-23 21:09:50 +00:00 committed by Michael Eager
parent da8091da1b
commit 450b0ebbc0
5 changed files with 66 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2013-07-23 David Holsgrove <david.holsgrove@xilinx.com>
* config/microblaze/microblaze.c: Add microblaze_asm_output_mi_thunk
and define TARGET_ASM_OUTPUT_MI_THUNK and
TARGET_ASM_CAN_OUTPUT_MI_THUNK.
2013-07-23 Eric Botcazou <ebotcazou@adacore.com>
* doc/invoke.texi (SPARC Options): Document new leon3 processor value.

5
gcc/config/microblaze/constraints.md
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@ -70,3 +70,8 @@
"Double word operand."
(and (match_code "mem")
(match_test "double_memory_operand (op, GET_MODE (op))")))
(define_memory_constraint "Q"
"Memory operand which is a single register."
(and (match_code "mem")
(match_test "GET_CODE ( XEXP (op, 0)) == REG")))

10
gcc/config/microblaze/microblaze.c
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@ -2118,6 +2118,7 @@ microblaze_initial_elimination_offset (int from, int to)
't' print 't' for EQ, 'f' for NE
'm' Print 1<<operand.
'i' Print 'i' if MEM operand has immediate value
'y' Print 'y' if MEM operand is single register
'o' Print operand address+4
'?' Print 'd' if we use a branch with delay slot instead of normal branch.
'h' Print high word of const_double (int or float) value as hex
@ -2288,6 +2289,15 @@ print_operand (FILE * file, rtx op, int letter)
rtx op4 = adjust_address (op, GET_MODE (op), 4);
output_address (XEXP (op4, 0));
}
else if (letter == 'y')
{
rtx mem_reg = XEXP (op, 0);
if (GET_CODE (mem_reg) == REG)
{
register int regnum = REGNO (mem_reg);
fprintf (file, "%s", reg_names[regnum]);
}
}
else
output_address (XEXP (op, 0));

2
gcc/config/microblaze/microblaze.md
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@ -2221,3 +2221,5 @@
[(set_attr "type" "arith")
(set_attr "mode" "SI")
(set_attr "length" "4")])
(include "sync.md")

43
gcc/config/microblaze/sync.md Normal file
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@ -0,0 +1,43 @@
;; Machine description for Xilinx MicroBlaze synchronization instructions.
;; Copyright (C) 2011-2013 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_insn "atomic_compare_and_swapsi"
[(match_operand:SI 0 "register_operand" "=&d") ;; bool output
(match_operand:SI 1 "register_operand" "=&d") ;; val output
(match_operand:SI 2 "nonimmediate_operand" "+Q") ;; memory
(match_operand:SI 3 "register_operand" "d") ;; expected value
(match_operand:SI 4 "register_operand" "d") ;; desired value
(match_operand:SI 5 "const_int_operand" "") ;; is_weak
(match_operand:SI 6 "const_int_operand" "") ;; mod_s
(match_operand:SI 7 "const_int_operand" "") ;; mod_f
(clobber (match_scratch:SI 8 "=&d"))]
""
{
output_asm_insn ("addc \tr0,r0,r0", operands);
output_asm_insn ("lwx \t%1,%y2,r0", operands);
output_asm_insn ("addic\t%8,r0,0", operands);
output_asm_insn ("bnei \t%8,.-8", operands);
output_asm_insn ("cmp \t%0,%1,%3", operands);
output_asm_insn ("bnei \t%0,.+16", operands);
output_asm_insn ("swx \t%4,%y2,r0", operands);
output_asm_insn ("addic\t%8,r0,0", operands);
output_asm_insn ("bnei \t%8,.-28", operands);
return "";
}
)