From d89b86e9129a7c21a453fc495fc52b062708e8dc Mon Sep 17 00:00:00 2001 From: "Edgar E. Iglesias" Date: Tue, 8 May 2018 17:31:50 +0200 Subject: [PATCH] target-microblaze: Use table based condition-codes conversion 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; } } -- 2.11.4.GIT