From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36044) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vq345-0003rr-MM for qemu-devel@nongnu.org; Mon, 09 Dec 2013 10:48:18 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vq33x-0001GT-3b for qemu-devel@nongnu.org; Mon, 09 Dec 2013 10:48:09 -0500 From: Tom Musta Date: Mon, 9 Dec 2013 09:47:15 -0600 Message-Id: <1386604035-2507-19-git-send-email-tommusta@gmail.com> In-Reply-To: <1386604035-2507-1-git-send-email-tommusta@gmail.com> References: <1386604035-2507-1-git-send-email-tommusta@gmail.com> Subject: [Qemu-devel] [PATCH 18/18] target-ppc: Add ISA2.06 lfiwzx Instruction List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Tom Musta , qemu-ppc@nongnu.org This patch adds the Load Floating Point as Integer Word and Zero Indexed (lfiwzx) instruction which was introduced in Power ISA 2.06. Signed-off-by: Tom Musta --- target-ppc/translate.c | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-) diff --git a/target-ppc/translate.c b/target-ppc/translate.c index eb1c49a..4148ba9 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -3529,6 +3529,20 @@ static void gen_lfiwax(DisasContext *ctx) tcg_temp_free(t0); } +/* lfiwzx */ +static void gen_lfiwzx(DisasContext *ctx) +{ + TCGv EA; + if (unlikely(!ctx->fpu_enabled)) { + gen_exception(ctx, POWERPC_EXCP_FPU); + return; + } + gen_set_access_type(ctx, ACCESS_FLOAT); + EA = tcg_temp_new(); + gen_addr_reg_index(ctx, EA); + gen_qemu_ld32u(ctx, cpu_fpr[rD(ctx->opcode)], EA); + tcg_temp_free(EA); +} /*** Floating-point store ***/ #define GEN_STF(name, stop, opc, type) \ static void glue(gen_, name)(DisasContext *ctx) \ @@ -9942,6 +9956,7 @@ GEN_LDXF(name, ldop, 0x17, op | 0x00, type) GEN_LDFS(lfd, ld64, 0x12, PPC_FLOAT) GEN_LDFS(lfs, ld32fs, 0x10, PPC_FLOAT) GEN_HANDLER_E(lfiwax, 0x1f, 0x17, 0x1a, 0x00000001, PPC_NONE, PPC2_ISA205), +GEN_HANDLER_E(lfiwzx, 0x1f, 0x17, 0x1b, 0x00000001, PPC_NONE, PPC2_ISA206), GEN_HANDLER_E(lfdp, 0x39, 0xFF, 0xFF, 0x00200003, PPC_NONE, PPC2_ISA205), GEN_HANDLER_E(lfdpx, 0x1F, 0x17, 0x18, 0x00200001, PPC_NONE, PPC2_ISA205), -- 1.7.1