From e91d95b27703c6d67370cb3aa78ed5e4f8b03bbb Mon Sep 17 00:00:00 2001 From: Sandipan Das Date: Tue, 26 Jul 2016 17:28:32 +0530 Subject: target-ppc: add cnttzd[.] instruction Add ISA3.0 Count trailing zeros double word Signed-off-by: Sandipan Das [ added ISA300 flag ] Signed-off-by: Nikunj A Dadhania Reviewed-by: Richard Henderson Signed-off-by: David Gibson --- target-ppc/translate.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'target-ppc/translate.c') diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 90aabb5323..8eea69216e 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -1823,6 +1823,15 @@ static void gen_cntlzd(DisasContext *ctx) if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); } + +/* cnttzd */ +static void gen_cnttzd(DisasContext *ctx) +{ + gen_helper_cnttzd(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); + if (unlikely(Rc(ctx->opcode) != 0)) { + gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); + } +} #endif /*** Integer rotate ***/ @@ -10060,6 +10069,7 @@ GEN_HANDLER_E(prtyw, 0x1F, 0x1A, 0x04, 0x0000F801, PPC_NONE, PPC2_ISA205), #if defined(TARGET_PPC64) GEN_HANDLER(popcntd, 0x1F, 0x1A, 0x0F, 0x0000F801, PPC_POPCNTWD), GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B), +GEN_HANDLER_E(cnttzd, 0x1F, 0x1A, 0x11, 0x00000000, PPC_NONE, PPC2_ISA300), GEN_HANDLER_E(prtyd, 0x1F, 0x1A, 0x05, 0x0000F801, PPC_NONE, PPC2_ISA205), GEN_HANDLER_E(bpermd, 0x1F, 0x1C, 0x07, 0x00000001, PPC_NONE, PPC2_PERM_ISA206), #endif -- cgit v1.2.3