From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44861) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VYVTq-0005xR-Bn for qemu-devel@nongnu.org; Tue, 22 Oct 2013 02:30:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VYVTh-0002ti-Ml for qemu-devel@nongnu.org; Tue, 22 Oct 2013 02:30:14 -0400 Sender: Paolo Bonzini Message-ID: <52661B58.8040703@redhat.com> Date: Tue, 22 Oct 2013 07:29:44 +0100 From: Paolo Bonzini MIME-Version: 1.0 References: <5257F4DD.7000204@gmail.com> <5257F6AB.9050405@gmail.com> In-Reply-To: <5257F6AB.9050405@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [v2 06/13] Add stxvw4x List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Tom Musta Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org Il 11/10/2013 14:01, Tom Musta ha scritto: > This patch adds the Store VSX Vector Word*4 Indexed (stxvw4x) > instruction. > > Signed-off-by: Tom Musta > --- > target-ppc/translate.c | 28 ++++++++++++++++++++++++++++ > 1 files changed, 28 insertions(+), 0 deletions(-) > > diff --git a/target-ppc/translate.c b/target-ppc/translate.c > index 46b8380..8d53cb5 100644 > --- a/target-ppc/translate.c > +++ b/target-ppc/translate.c > @@ -7111,6 +7111,33 @@ static void gen_stxvd2x(DisasContext *ctx) > tcg_temp_free(EA); > } > > +static void gen_stxvw4x(DisasContext *ctx) > +{ > + TCGv EA, tmp; > + if (unlikely(!ctx->vsx_enabled)) { > + gen_exception(ctx, POWERPC_EXCP_VSXU); > + return; > + } > + gen_set_access_type(ctx, ACCESS_INT); > + EA = tcg_temp_new(); > + gen_addr_reg_index(ctx, EA); > + tmp = tcg_temp_new(); > + > + tcg_gen_shri_i64(tmp, cpu_vsrh(xS(ctx->opcode)), 32); > + gen_qemu_st32(ctx, tmp, EA); > + tcg_gen_addi_tl(EA, EA, 4); > + gen_qemu_st32(ctx, cpu_vsrh(xS(ctx->opcode)), EA); > + > + tcg_gen_shri_i64(tmp, cpu_vsrl(xS(ctx->opcode)), 32); > + tcg_gen_addi_tl(EA, EA, 4); > + gen_qemu_st32(ctx, tmp, EA); > + tcg_gen_addi_tl(EA, EA, 4); > + gen_qemu_st32(ctx, cpu_vsrl(xS(ctx->opcode)), EA); > + > + tcg_temp_free(EA); > + tcg_temp_free(tmp); > +} > + > static void gen_xxpermdi(DisasContext *ctx) > { > TCGv_i64 xh, xl; > @@ -9597,6 +9624,7 @@ GEN_HANDLER_E(lxvw4x, 0x1F, 0x0C, 0x18, 0, > PPC_NONE, PPC2_VSX), > > GEN_HANDLER_E(stxsdx, 0x1F, 0xC, 0x16, 0, PPC_NONE, PPC2_VSX), > GEN_HANDLER_E(stxvd2x, 0x1F, 0xC, 0x1E, 0, PPC_NONE, PPC2_VSX), > +GEN_HANDLER_E(stxvw4x, 0x1F, 0xC, 0x1C, 0, PPC_NONE, PPC2_VSX), > > #undef GEN_XX3FORM_DM > #define GEN_XX3FORM_DM(name, opc2, opc3) \ Reviewed-by: Paolo Bonzini