From patchwork Wed Aug 13 12:07:20 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bastian Koppelmann X-Patchwork-Id: 379593 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 4F4A71400D6 for ; Wed, 13 Aug 2014 21:08:29 +1000 (EST) Received: from localhost ([::1]:46611 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XHWPr-00058J-A2 for incoming@patchwork.ozlabs.org; Wed, 13 Aug 2014 07:08:27 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57198) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XHWLQ-0006B2-Jx for qemu-devel@nongnu.org; Wed, 13 Aug 2014 07:03:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XHWLK-0002Ss-Jd for qemu-devel@nongnu.org; Wed, 13 Aug 2014 07:03:52 -0400 Received: from mail.uni-paderborn.de ([131.234.142.9]:54500) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XHWLK-0002Sf-CX for qemu-devel@nongnu.org; Wed, 13 Aug 2014 07:03:46 -0400 From: Bastian Koppelmann To: qemu-devel@nongnu.org Date: Wed, 13 Aug 2014 13:07:20 +0100 Message-Id: <1407931644-25602-12-git-send-email-kbastian@mail.uni-paderborn.de> X-Mailer: git-send-email 2.0.4 In-Reply-To: <1407931644-25602-1-git-send-email-kbastian@mail.uni-paderborn.de> References: <1407931644-25602-1-git-send-email-kbastian@mail.uni-paderborn.de> X-IMT-Spam-Score: 0.0 () X-PMX-Version: 6.1.1.2430161, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2014.8.13.105419 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 v5 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 Reviewed-by: Richard Henderson --- target-tricore/translate.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/target-tricore/translate.c b/target-tricore/translate.c index b06f856..87b5ad3 100644 --- a/target-tricore/translate.c +++ b/target-tricore/translate.c @@ -389,6 +389,8 @@ static inline void gen_branch_condi(DisasContext *ctx, TCGCond 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 */ case OPC1_16_SB_J: @@ -405,6 +407,26 @@ static void gen_compute_branch(DisasContext *ctx, uint32_t opc, int r1, 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_EQ, temp, 0, 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_NE, temp, 0, offset); + tcg_temp_free(temp); + break; default: printf("Branch Error at %x\n", ctx->pc); } @@ -714,6 +736,20 @@ static void decode_16Bit_opc(CPUTRICOREState *env, DisasContext *ctx) address = MASK_OP_SB_DISP8_SEXT(ctx->opcode); gen_compute_branch(ctx, op1, 0, 0, 0, address); break; +/* SBC-format */ + case OPC1_16_SBC_JEQ: + case OPC1_16_SBC_JNE: + address = MASK_OP_SBC_DISP4(ctx->opcode); + const16 = MASK_OP_SBC_CONST4_SEXT(ctx->opcode); + gen_compute_branch(ctx, op1, 0, 0, const16, address); + break; +/* SBRN-format */ + case OPC1_16_SBRN_JNZ_T: + 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; } }