From patchwork Wed Aug 17 20:46:46 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [041/111] mm68k: add nbcd instruction Date: Wed, 17 Aug 2011 10:46:46 -0000 From: Bryce Lanham X-Patchwork-Id: 110485 Message-Id: <1313614076-28878-42-git-send-email-blanham@gmail.com> To: qemu-devel@nongnu.org Cc: Laurent Vivier From: Laurent Vivier Signed-off-by: Laurent Vivier --- target-m68k/translate.c | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/target-m68k/translate.c b/target-m68k/translate.c index 7aef2f6..56000eb 100644 --- a/target-m68k/translate.c +++ b/target-m68k/translate.c @@ -1125,6 +1125,18 @@ DISAS_INSN(sbcd_mem) gen_store(s, OS_BYTE, addr_dest, dest); } +DISAS_INSN(nbcd) +{ + TCGv dest; + TCGv addr; + + SRC_EA(dest, OS_BYTE, -1, &addr); + + gen_helper_sbcd_cc(dest, cpu_env, dest, tcg_const_i32(0)); + + DEST_EA(insn, OS_BYTE, dest, &addr); +} + DISAS_INSN(addsub) { TCGv reg; @@ -3865,6 +3877,7 @@ void register_m68k_insns (CPUM68KState *env) INSN(not, 4600, ff00, M68000); INSN(undef, 46c0, ffc0, M68000); INSN(move_to_sr, 46c0, ffc0, CF_ISA_A); + INSN(nbcd, 4800, ffc0, M68000); INSN(linkl, 4808, fff8, M68000); INSN(pea, 4840, ffc0, CF_ISA_A); INSN(pea, 4840, ffc0, M68000);