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disas/mips: Add R6 jr/jr.hb to disassembler

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MIPS r6 encodes jr as jalr zero, and jr.hb as jalr.hb zero, so add these
encodings to the MIPS disassembly table.

Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Leon Alrae <leon.alrae@imgtec.com>
Signed-off-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Message-Id: <1443788657-14537-3-git-send-email-james.hogan@imgtec.com>
This commit is contained in:
James Hogan 2015-10-02 13:24:13 +01:00 committed by Richard Henderson
parent c0e40dbdcc
commit d76f365350
1 changed files with 2 additions and 0 deletions
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disas/mips.c
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@ -2420,9 +2420,11 @@ const struct mips_opcode mips_builtin_opcodes[] =
{"hibernate","", 0x42000023, 0xffffffff, 0, 0, V1 },
{"ins", "t,r,+A,+B", 0x7c000004, 0xfc00003f, WR_t|RD_s, 0, I33 },
{"jr", "s", 0x00000008, 0xfc1fffff, UBD|RD_s, 0, I1 },
{"jr", "s", 0x00000009, 0xfc1fffff, UBD|RD_s, 0, I32R6 }, /* jalr */
/* jr.hb is officially MIPS{32,64}R2, but it works on R1 as jr with
the same hazard barrier effect. */
{"jr.hb", "s", 0x00000408, 0xfc1fffff, UBD|RD_s, 0, I32 },
{"jr.hb", "s", 0x00000409, 0xfc1fffff, UBD|RD_s, 0, I32R6 }, /* jalr.hb */
{"j", "s", 0x00000008, 0xfc1fffff, UBD|RD_s, 0, I1 }, /* jr */
/* SVR4 PIC code requires special handling for j, so it must be a
macro. */