diff options
| author | Richard Sandiford <rdsandiford@googlemail.com> | 2010-12-18 11:14:14 +0000 |
|---|---|---|
| committer | Richard Sandiford <rdsandiford@googlemail.com> | 2010-12-18 11:14:14 +0000 |
| commit | 986754024085408d77fabdc6e1e94fa2b8221b7f (patch) | |
| tree | 4f6313245d69122a6630ea1137dc24ab934f5e52 /opcodes/mips-dis.c | |
| parent | e6a3fb4b5cc97668b0822c98d7896a5fca165360 (diff) | |
| download | gdb-986754024085408d77fabdc6e1e94fa2b8221b7f.zip gdb-986754024085408d77fabdc6e1e94fa2b8221b7f.tar.gz gdb-986754024085408d77fabdc6e1e94fa2b8221b7f.tar.bz2 | |
include/opcode/
2010-12-14 Mingjie Xing <mingjie.xing@gmail.com>
* mips.h (OP_*_OFFSET_A, OP_*_OFFSET_B, OP_*_OFFSET_C)
(OP_*_RZ, OP_*_FZ, INSN2_M_FP_D, INSN2_WRITE_GPR_Z, INSN2_WRITE_FPR_Z)
(INSN2_READ_GPR_Z, INSN2_READ_FPR_Z, INSN2_READ_GPR_D): Define.
opcodes/
2010-12-14 Mingjie Xing <mingjie.xing@gmail.com>
* mips-opc.c (WR_z, WR_Z, RD_z, RD_Z, RD_d): Define.
(mips_builtin_opcodes): Add loongson3a specific instructions.
* mips-dis.c (print_insn_args): Handle the new arguments +a|b|c|z|Z.
gas/
2010-12-14 Mingjie Xing <mingjie.xing@gmail.com>
* config/tc-mips.c (insn_uses_reg): Handle the new flags
INSN2_READ_FPR_Z, INSN2_READ_GPR_D and INSN2_READ_GPR_Z.
(append_insn): Handle delay-slot filling for the new flags.
(validate_mips_insn): Handle the new arguments +a|b|c|z|Z.
(mips_ip): Handle the new arguments +a|b|c|z|Z.
gas/testsuite/
2010-12-14 Mingjie Xing <mingjie.xing@gmail.com>
* gas/mips/loongson-3a-2.s, gas/mips/loongson-3a-2.d,
gas/mips/loongson-3a-3.s, gas/mips/loongson-3a-3.d: New tests.
* gas/mips/mips.exp: Run them.
Diffstat (limited to 'opcodes/mips-dis.c')
| -rw-r--r-- | opcodes/mips-dis.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/opcodes/mips-dis.c b/opcodes/mips-dis.c index a528e96..ca65d71 100644 --- a/opcodes/mips-dis.c +++ b/opcodes/mips-dis.c @@ -973,6 +973,37 @@ print_insn_args (const char *d, (*info->fprintf_func) (info->stream, "%d", op); break; + case 'a': /* 8-bit signed offset in bit 6 */ + delta = (l >> OP_SH_OFFSET_A) & OP_MASK_OFFSET_A; + if (delta & 0x80) + delta |= ~OP_MASK_OFFSET_A; + (*info->fprintf_func) (info->stream, "%d", delta); + break; + + case 'b': /* 8-bit signed offset in bit 3 */ + delta = (l >> OP_SH_OFFSET_B) & OP_MASK_OFFSET_B; + if (delta & 0x80) + delta |= ~OP_MASK_OFFSET_B; + (*info->fprintf_func) (info->stream, "%d", delta); + break; + + case 'c': /* 9-bit signed offset in bit 6 */ + delta = (l >> OP_SH_OFFSET_C) & OP_MASK_OFFSET_C; + if (delta & 0x100) + delta |= ~OP_MASK_OFFSET_C; + (*info->fprintf_func) (info->stream, "%d", delta); + break; + + case 'z': + (*info->fprintf_func) (info->stream, "%s", + mips_gpr_names[(l >> OP_SH_RZ) & OP_MASK_RZ]); + break; + + case 'Z': + (*info->fprintf_func) (info->stream, "%s", + mips_fpr_names[(l >> OP_SH_FZ) & OP_MASK_FZ]); + break; + default: /* xgettext:c-format */ (*info->fprintf_func) (info->stream, |