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[97.113.7.119]) by smtp.gmail.com with ESMTPSA id d2sm13446951pjs.21.2019.08.19.14.38.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Aug 2019 14:38:36 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Mon, 19 Aug 2019 14:37:19 -0700 Message-Id: <20190819213755.26175-33-richard.henderson@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190819213755.26175-1-richard.henderson@linaro.org> References: <20190819213755.26175-1-richard.henderson@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::444 Subject: [Qemu-devel] [PATCH v2 32/68] target/arm: Convert SVC X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- target/arm/translate.c | 19 +++++++++++++------ target/arm/a32.decode | 4 ++++ 2 files changed, 17 insertions(+), 6 deletions(-) diff --git a/target/arm/translate.c b/target/arm/translate.c index 6b7b3df685..b6d8b7be8c 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -9968,6 +9968,18 @@ static bool trans_BLX_i(DisasContext *s, arg_BLX_i *a) return true; } +/* + * Supervisor call + */ + +static bool trans_SVC(DisasContext *s, arg_SVC *a) +{ + gen_set_pc_im(s, s->base.pc_next); + s->svc_imm = a->imm; + s->base.is_jmp = DISAS_SWI; + return true; +} + /* * Legacy decoder. */ @@ -10235,6 +10247,7 @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) case 0x09: case 0xa: case 0xb: + case 0xf: /* All done in decodetree. Reach here for illegal ops. */ goto illegal_op; case 0xc: @@ -10250,12 +10263,6 @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) goto illegal_op; } break; - case 0xf: - /* swi */ - gen_set_pc_im(s, s->base.pc_next); - s->svc_imm = extract32(insn, 0, 24); - s->base.is_jmp = DISAS_SWI; - break; default: illegal_op: unallocated_encoding(s); diff --git a/target/arm/a32.decode b/target/arm/a32.decode index 62c6f8562e..0bd952c069 100644 --- a/target/arm/a32.decode +++ b/target/arm/a32.decode @@ -528,3 +528,7 @@ LDM_a32 ---- 100 b:1 i:1 u:1 w:1 1 rn:4 list:16 &ldst_block B .... 1010 ........................ @branch BL .... 1011 ........................ @branch + +# Supervisor call + +SVC ---- 1111 imm:24 &i -- 2.17.1