[AArch64][Patch 5/5] Add instruction PSB CSYNC
authorMatthew Wahab <matthew.wahab@arm.com>
Fri, 11 Dec 2015 10:22:40 +0000 (10:22 +0000)
committerMatthew Wahab <matthew.wahab@arm.com>
Fri, 11 Dec 2015 10:22:40 +0000 (10:22 +0000)
commit1e6f4800fc01c7957d0688158385aba3bf5ce8de
treebea10feba856f6bc823faf5b009f788f11333d45
parent9ed608f98b2c8c483c994f884429420e74835417
[AArch64][Patch 5/5] Add instruction PSB CSYNC

The Statistical Profile Extension adds the instruction PSB CSYNC as an
alias for the HINT #17 instruction. This patch adds the instruction to
binutils as a HINT alias that takes an operand.

A new operand type, AARCH64_OPND_BARRIER_PSB, is added to represent the
operand to PSB. A parser for the operand type is added to the assembler
and a printer to the disassembler. The operand name "csync" is added to
the list of HINT options with HINT number #17. Encoding and decoding of
the operand is handled by the ins_hint/ext_hint functions added in the
preceding patches.

gas/
2015-12-11  Matthew Wahab  <matthew.wahab@arm.com>

* config/tc-aarch64.c (aarch64_hint_opt_hsh): New.
(parse_barrier_psb): New.
(parse_operands): Add case for AARCH64_OPND_BARRIER_PSB.
(md_begin): Set up aarch64_hint_opt_hsh.

gas/testsuite/
2015-12-11  Matthew Wahab  <matthew.wahab@arm.com>

* gas/aarch64/system-2.d: Enable the statistical profiling
extension.  Update the expected output.
* gas/aarch64/system-2.s: Add tests for PSB CSYNC.
* gas/aarch64/system.d: Update the expected output.

include/opcode/
2015-12-11  Matthew Wahab  <matthew.wahab@arm.com>

* aarch64.h (aarch64_opnd): Add AARCH64_OPND_BARRIER_PSB.
* aarch64-asm-2.c: Regenerate.
* aarch64-dis-2.c: Regenerate.
* aarch64-opc-2.c: Regenerate.
* aarch64-opc.c (aarch64_hint_options): Add "csync".
(aarch64_print_operands): Handle AARCH64_OPND_BARRIER_PSB.
* aarch64-tbl.h (aarch64_feature_stat_profile): New.
(STAT_PROFILE): New.
(aarch64_opcode_table): Add "psb".
(AARCH64_OPERANDS): Add "BARRIER_PSB".

Change-Id: I5ffb672d26a8b15b48785478d359350a9b70ca09
13 files changed:
gas/ChangeLog
gas/config/tc-aarch64.c
gas/testsuite/ChangeLog
gas/testsuite/gas/aarch64/system-2.d
gas/testsuite/gas/aarch64/system-2.s
gas/testsuite/gas/aarch64/system.d
include/opcode/ChangeLog
include/opcode/aarch64.h
opcodes/aarch64-asm-2.c
opcodes/aarch64-dis-2.c
opcodes/aarch64-opc-2.c
opcodes/aarch64-opc.c
opcodes/aarch64-tbl.h