From patchwork Mon Jul 7 18:13:38 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bastian Koppelmann X-Patchwork-Id: 367666 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id C8A441400B9 for ; Tue, 8 Jul 2014 03:28:52 +1000 (EST) Received: from localhost ([::1]:51824 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X4CTG-0006z9-VB for incoming@patchwork.ozlabs.org; Mon, 07 Jul 2014 13:12:54 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47526) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X4CRB-0004Rd-PF for qemu-devel@nongnu.org; Mon, 07 Jul 2014 13:10:51 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1X4CR5-0005Ye-LC for qemu-devel@nongnu.org; Mon, 07 Jul 2014 13:10:45 -0400 Received: from mail.uni-paderborn.de ([131.234.142.9]:10621) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1X4CR5-0005Y1-3b for qemu-devel@nongnu.org; Mon, 07 Jul 2014 13:10:39 -0400 From: Bastian Koppelmann To: qemu-devel@nongnu.org Date: Mon, 7 Jul 2014 19:13:38 +0100 Message-Id: <1404756822-3253-12-git-send-email-kbastian@mail.uni-paderborn.de> X-Mailer: git-send-email 2.0.1 In-Reply-To: <1404756822-3253-1-git-send-email-kbastian@mail.uni-paderborn.de> References: <1404756822-3253-1-git-send-email-kbastian@mail.uni-paderborn.de> X-IMT-Spam-Score: 0.0 () X-PMX-Version: 6.1.0.2415318, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2014.7.7.170019 X-IMT-Authenticated-Sender: uid=kbastian,ou=People,o=upb,c=de X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 131.234.142.9 Cc: peter.maydell@linaro.org, rth@twiddle.net Subject: [Qemu-devel] [PATCH 11/15] target-tricore: Add instructions of SBC and SBRN opcode format X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add instructions of SBC and SBRN opcode format. Signed-off-by: Bastian Koppelmann --- target-tricore/translate.c | 45 ++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 44 insertions(+), 1 deletion(-) diff --git a/target-tricore/translate.c b/target-tricore/translate.c index f32e1d1..69d99d3 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -284,6 +284,7 @@ static inline void gen_branch_condi(DisasContext *ctx, int cond, TCGv r1, static void gen_compute_branch(DisasContext *ctx, uint32_t opc, int r1, int r2 , int32_t constant , int32_t offset) { + TCGv temp; switch (opc) { /* SB-format jumps */ @@ -302,6 +303,26 @@ static void gen_compute_branch(DisasContext *ctx, uint32_t opc, case OPC1_16_SB_JNZ: gen_branch_condi(ctx, TCG_COND_NE, cpu_gpr_d[15], 0, offset); break; +/* SBC-format jumps */ + case OPC1_16_SBC_JEQ: + gen_branch_condi(ctx, TCG_COND_NE, cpu_gpr_d[15], constant, offset); + break; + case OPC1_16_SBC_JNE: + gen_branch_condi(ctx, TCG_COND_NE, cpu_gpr_d[15], constant, offset); + break; +/* SBRN-format jumps */ + case OPC1_16_SBRN_JZ_T: + temp = tcg_temp_new(); + tcg_gen_andi_tl(temp, cpu_gpr_d[15], 0x1u << constant); + gen_branch_condi(ctx, TCG_COND_NE, temp, 0x1 << constant, offset); + tcg_temp_free(temp); + break; + case OPC1_16_SBRN_JNZ_T: + temp = tcg_temp_new(); + tcg_gen_andi_tl(temp, cpu_gpr_d[15], 0x1u << constant); + gen_branch_condi(ctx, TCG_COND_EQ, temp, 0x1 << constant, offset); + tcg_temp_free(temp); + break; default: printf("Branch Error at %x\n", ctx->pc); } @@ -626,7 +647,29 @@ static void decode_16Bit_opc(CPUTRICOREState *env, DisasContext *ctx) address = sign_extend(MASK_OP_SB_DISP8(ctx->opcode), 7); gen_compute_branch(ctx, op1, 0, 0, 0, address); break; - } +/* SBC-format */ + case OPC1_16_SBC_JEQ: + address = MASK_OP_SBC_DISP4(ctx->opcode); + const16 = sign_extend(MASK_OP_SBC_CONST4(ctx->opcode), 3); + gen_compute_branch(ctx, op1, 0, 0, const16, address); + break; + case OPC1_16_SBC_JNE: + address = MASK_OP_SBC_DISP4(ctx->opcode); + const16 = sign_extend(MASK_OP_SBC_CONST4(ctx->opcode), 3); + gen_compute_branch(ctx, op1, 0, 0, const16, address); + break; +/* SBRN-format */ + case OPC1_16_SBRN_JNZ_T: + address = MASK_OP_SBRN_DISP4(ctx->opcode); + const16 = MASK_OP_SBRN_N(ctx->opcode); + gen_compute_branch(ctx, op1, 0, 0, const16, address); + break; + case OPC1_16_SBRN_JZ_T: + address = MASK_OP_SBRN_DISP4(ctx->opcode); + const16 = MASK_OP_SBRN_N(ctx->opcode); + gen_compute_branch(ctx, op1, 0, 0, const16, address); + break; + } } static void decode_32Bit_opc(CPUTRICOREState *env, DisasContext *ctx)