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| author | Kyrylo Tkachov <ktkachov@sourceware.org> | 2013-03-11 11:09:33 +0000 |
|---|---|---|
| committer | Kyrylo Tkachov <ktkachov@sourceware.org> | 2013-03-11 11:09:33 +0000 |
| commit | dd5181d57f54aba7df0cee40028b9b446ef55f57 (patch) | |
| tree | ea975d618fc936f9cb625ab747620f1212b2a2c2 /opcodes | |
| parent | 2f1d9bddccc54e02e2c5a94e8aa21e3c2f430068 (diff) | |
| download | gdb-dd5181d57f54aba7df0cee40028b9b446ef55f57.zip gdb-dd5181d57f54aba7df0cee40028b9b446ef55f57.tar.gz gdb-dd5181d57f54aba7df0cee40028b9b446ef55f57.tar.bz2 | |
Add support for AArch32 CRC instruction in ARMv8.
gas/ChangeLog
2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/tc-arm.c (crc_ext_armv8): New feature set.
(UNPRED_REG): New macro.
(do_crc32_1): New function.
(do_crc32b, do_crc32h, do_crc32w, do_crc32cb,
do_crc32ch, do_crc32cw): Likewise.
(TUEc): New macro.
(insns): Add entries for crc32 mnemonics.
(arm_extensions): Add entry for crc.
include/opcode/ChangeLog
2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* arm.h (CRC_EXT_ARMV8): New constant.
(ARCH_CRC_ARMV8): New macro.
opcodes/ChangeLog
2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* arm-dis.c (arm_opcodes): Add entries for CRC instructions.
(thumb32_opcodes): Likewise.
(print_insn_thumb32): Handle 'S' control char.
gas/testsuite/ChangeLog
2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* gas/arm/crc32-bad.d: New file.
* gas/arm/crc32-bad.l: Likewise.
* gas/arm/crc32-bad.s: Likewise.
* gas/arm/crc32.d: Likewise.
* gas/arm/crc32.s: Likewise.
Diffstat (limited to 'opcodes')
| -rw-r--r-- | opcodes/ChangeLog | 6 | ||||
| -rw-r--r-- | opcodes/arm-dis.c | 22 |
2 files changed, 27 insertions, 1 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index f311e1d..d7fe4a5 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,9 @@ +2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> + + * arm-dis.c (arm_opcodes): Add entries for CRC instructions. + (thumb32_opcodes): Likewise. + (print_insn_thumb32): Handle 'S' control char. + 2013-03-08 Yann Sionneau <yann.sionneau@gmail.com> * lm32-desc.c: Regenerate. diff --git a/opcodes/arm-dis.c b/opcodes/arm-dis.c index ad7a67f..0b1ed1a 100644 --- a/opcodes/arm-dis.c +++ b/opcodes/arm-dis.c @@ -903,6 +903,13 @@ static const struct opcode32 arm_opcodes[] = {ARM_EXT_V8, 0x01d00c9f, 0x0ff00fff, "ldab%c\t%12-15r, [%16-19R]"}, {ARM_EXT_V8, 0x01e0fc90, 0x0ff0fff0, "stlh%c\t%0-3r, [%16-19R]"}, {ARM_EXT_V8, 0x01f00c9f, 0x0ff00fff, "ldaexh%c\t%12-15r, [%16-19R]"}, + /* CRC32 instructions. */ + {CRC_EXT_ARMV8, 0xe1000040, 0xfff00ff0, "crc32b\t%12-15R, %16-19R, %0-3R"}, + {CRC_EXT_ARMV8, 0xe1200040, 0xfff00ff0, "crc32h\t%12-15R, %16-19R, %0-3R"}, + {CRC_EXT_ARMV8, 0xe1400040, 0xfff00ff0, "crc32w\t%12-15R, %16-19R, %0-3R"}, + {CRC_EXT_ARMV8, 0xe1000240, 0xfff00ff0, "crc32cb\t%12-15R, %16-19R, %0-3R"}, + {CRC_EXT_ARMV8, 0xe1200240, 0xfff00ff0, "crc32ch\t%12-15R, %16-19R, %0-3R"}, + {CRC_EXT_ARMV8, 0xe1400240, 0xfff00ff0, "crc32cw\t%12-15R, %16-19R, %0-3R"}, /* Virtualization Extension instructions. */ {ARM_EXT_VIRT, 0x0160006e, 0x0fffffff, "eret%c"}, @@ -1455,7 +1462,8 @@ static const struct opcode16 thumb_opcodes[] = %<bitfield>d print bitfield in decimal %<bitfield>W print bitfield*4 in decimal %<bitfield>r print bitfield as an ARM register - %<bitfield>R as %<>r bit r15 is UNPREDICTABLE + %<bitfield>R as %<>r but r15 is UNPREDICTABLE + %<bitfield>S as %<>R but r13 is UNPREDICTABLE %<bitfield>c print bitfield as a condition code %<bitfield>'c print specified char iff bitfield is all ones @@ -1490,6 +1498,14 @@ static const struct opcode32 thumb32_opcodes[] = {ARM_EXT_V8, 0xe8d00fef, 0xfff00fff, "ldaex%c\t%12-15r, [%16-19R]"}, {ARM_EXT_V8, 0xe8d000ff, 0xfff000ff, "ldaexd%c\t%12-15r, %8-11r, [%16-19R]"}, + /* CRC32 instructions. */ + {CRC_EXT_ARMV8, 0xfac0f080, 0xfff0f0f0, "crc32b\t%8-11S, %16-19S, %0-3S"}, + {CRC_EXT_ARMV8, 0xfac0f090, 0xfff0f0f0, "crc32h\t%9-11S, %16-19S, %0-3S"}, + {CRC_EXT_ARMV8, 0xfac0f0a0, 0xfff0f0f0, "crc32w\t%8-11S, %16-19S, %0-3S"}, + {CRC_EXT_ARMV8, 0xfad0f080, 0xfff0f0f0, "crc32cb\t%8-11S, %16-19S, %0-3S"}, + {CRC_EXT_ARMV8, 0xfad0f090, 0xfff0f0f0, "crc32ch\t%8-11S, %16-19S, %0-3S"}, + {CRC_EXT_ARMV8, 0xfad0f0a0, 0xfff0f0f0, "crc32cw\t%8-11S, %16-19S, %0-3S"}, + /* V7 instructions. */ {ARM_EXT_V7, 0xf910f000, 0xff70f000, "pli%c\t%a"}, {ARM_EXT_V7, 0xf3af80f0, 0xfffffff0, "dbg%c\t#%0-3d"}, @@ -4427,6 +4443,10 @@ print_insn_thumb32 (bfd_vma pc, struct disassemble_info *info, long given) value_in_comment = val * 4; break; + case 'S': + if (val == 13) + is_unpredictable = TRUE; + /* Fall through. */ case 'R': if (val == 15) is_unpredictable = TRUE; |