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From: Richard Henderson <rth@twiddle.net>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, James Hogan <james.hogan@imgtec.com>
Subject: [Qemu-devel] [PULL 05/10] disas/mips: Add R6 jr/jr.hb to disassembler
Date: Wed, 21 Oct 2015 11:42:54 -1000	[thread overview]
Message-ID: <1445463779-5823-6-git-send-email-rth@twiddle.net> (raw)
In-Reply-To: <1445463779-5823-1-git-send-email-rth@twiddle.net>

From: James Hogan <james.hogan@imgtec.com>

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>
---
 disas/mips.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/disas/mips.c b/disas/mips.c
index 01336a8..bf0bbaf 100644
--- a/disas/mips.c
+++ b/disas/mips.c
@@ -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.  */
-- 
2.4.3

  parent reply	other threads:[~2015-10-21 21:43 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-21 21:42 [Qemu-devel] [PULL 00/10] collected tcg patches Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 01/10] tcg/ppc: Adjust exit_tb for change in prologue placement Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 02/10] tcg/ppc: Revise goto_tb implementation Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 03/10] tcg/ppc: Prefer mask over andi Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 04/10] tcg-opc.h: Simplify insn_start def Richard Henderson
2015-10-21 21:42 ` Richard Henderson [this message]
2015-10-21 21:42 ` [Qemu-devel] [PULL 06/10] tcg/mips: Add use_mips32r6_instructions definition Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 07/10] tcg/mips: Support r6 JR encoding Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 08/10] tcg/mips: Support r6 multiply/divide encodings Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 09/10] tcg/mips: Support r6 SEL{NE, EQ}Z instead of MOVN/MOVZ Richard Henderson
2015-10-21 21:42 ` [Qemu-devel] [PULL 10/10] cpu-exec: Add "nochain" debug flag Richard Henderson
2015-10-22  6:34   ` Edgar E. Iglesias
2015-10-22 11:02 ` [Qemu-devel] [PULL 00/10] collected tcg patches Peter Maydell
2015-10-22 17:47   ` Peter Maydell

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