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[81.231.232.130]) by smtp.gmail.com with ESMTPSA id l10-v6sm6373370lja.62.2018.05.29.03.51.06 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 29 May 2018 03:51:06 -0700 (PDT) From: "Edgar E. Iglesias" To: qemu-devel@nongnu.org Date: Tue, 29 May 2018 12:50:06 +0200 Message-Id: <20180529105011.1914-34-edgar.iglesias@gmail.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20180529105011.1914-1-edgar.iglesias@gmail.com> References: <20180529105011.1914-1-edgar.iglesias@gmail.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:400c:c0c::230 Subject: [Qemu-devel] [PULL v1 33/38] target-microblaze: Use table based condition-codes conversion X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: edgar.iglesias@xilinx.com, peter.maydell@linaro.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: "Edgar E. Iglesias" Use a table based conversion to map condition-codes between MicroBlaze ISA encoding and TCG. No functional change. Reviewed-by: Richard Henderson Signed-off-by: Edgar E. Iglesias --- target/microblaze/translate.c | 41 ++++++++++++++++++++--------------------- 1 file changed, 20 insertions(+), 21 deletions(-) diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c index 0d8ef77513..092e182c2f 100644 --- a/target/microblaze/translate.c +++ b/target/microblaze/translate.c @@ -1145,28 +1145,27 @@ static void dec_store(DisasContext *dc) static inline void eval_cc(DisasContext *dc, unsigned int cc, TCGv_i32 d, TCGv_i32 a, TCGv_i32 b) { + static const int mb_to_tcg_cc[] = { + [CC_EQ] = TCG_COND_EQ, + [CC_NE] = TCG_COND_NE, + [CC_LT] = TCG_COND_LT, + [CC_LE] = TCG_COND_LE, + [CC_GE] = TCG_COND_GE, + [CC_GT] = TCG_COND_GT, + }; + switch (cc) { - case CC_EQ: - tcg_gen_setcond_i32(TCG_COND_EQ, d, a, b); - break; - case CC_NE: - tcg_gen_setcond_i32(TCG_COND_NE, d, a, b); - break; - case CC_LT: - tcg_gen_setcond_i32(TCG_COND_LT, d, a, b); - break; - case CC_LE: - tcg_gen_setcond_i32(TCG_COND_LE, d, a, b); - break; - case CC_GE: - tcg_gen_setcond_i32(TCG_COND_GE, d, a, b); - break; - case CC_GT: - tcg_gen_setcond_i32(TCG_COND_GT, d, a, b); - break; - default: - cpu_abort(CPU(dc->cpu), "Unknown condition code %x.\n", cc); - break; + case CC_EQ: + case CC_NE: + case CC_LT: + case CC_LE: + case CC_GE: + case CC_GT: + tcg_gen_setcond_i32(mb_to_tcg_cc[cc], d, a, b); + break; + default: + cpu_abort(CPU(dc->cpu), "Unknown condition code %x.\n", cc); + break; } }