From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55676) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gXfxY-0004PO-KT for qemu-devel@nongnu.org; Fri, 14 Dec 2018 00:24:27 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gXfxX-0005M9-ID for qemu-devel@nongnu.org; Fri, 14 Dec 2018 00:24:24 -0500 Received: from mail-ot1-x343.google.com ([2607:f8b0:4864:20::343]:35113) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gXfxX-0005Ke-C4 for qemu-devel@nongnu.org; Fri, 14 Dec 2018 00:24:23 -0500 Received: by mail-ot1-x343.google.com with SMTP id 81so4325841otj.2 for ; Thu, 13 Dec 2018 21:24:20 -0800 (PST) From: Richard Henderson Date: Thu, 13 Dec 2018 23:23:48 -0600 Message-Id: <20181214052410.11863-6-richard.henderson@linaro.org> In-Reply-To: <20181214052410.11863-1-richard.henderson@linaro.org> References: <20181214052410.11863-1-richard.henderson@linaro.org> Subject: [Qemu-devel] [PATCH v2 05/27] target/arm: Decode PAuth within system hint space List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org Signed-off-by: Richard Henderson --- target/arm/translate-a64.c | 93 +++++++++++++++++++++++++++++++++----- 1 file changed, 81 insertions(+), 12 deletions(-) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 7c1cc1ce8e..0df344f9e8 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -1471,33 +1471,102 @@ static void handle_hint(DisasContext *s, uint32_t insn, } switch (selector) { - case 0: /* NOP */ - return; - case 3: /* WFI */ + case 000: /* NOP */ + break; + case 003: /* WFI */ s->base.is_jmp = DISAS_WFI; - return; + break; + case 001: /* YIELD */ /* When running in MTTCG we don't generate jumps to the yield and * WFE helpers as it won't affect the scheduling of other vCPUs. * If we wanted to more completely model WFE/SEV so we don't busy * spin unnecessarily we would need to do something more involved. */ - case 1: /* YIELD */ if (!(tb_cflags(s->base.tb) & CF_PARALLEL)) { s->base.is_jmp = DISAS_YIELD; } - return; - case 2: /* WFE */ + break; + case 002: /* WFE */ if (!(tb_cflags(s->base.tb) & CF_PARALLEL)) { s->base.is_jmp = DISAS_WFE; } - return; - case 4: /* SEV */ - case 5: /* SEVL */ + break; + case 004: /* SEV */ + case 005: /* SEVL */ /* we treat all as NOP at least for now */ - return; + break; + case 007: /* XPACLRI */ + if (s->pauth_active) { + gen_helper_xpaci(cpu_X[30], cpu_env, cpu_X[30]); + } + break; + case 010: /* PACIA1716 */ + if (s->pauth_active) { + gen_helper_pacia(cpu_X[17], cpu_env, cpu_X[17], cpu_X[16]); + } + break; + case 012: /* PACIB1716 */ + if (s->pauth_active) { + gen_helper_pacib(cpu_X[17], cpu_env, cpu_X[17], cpu_X[16]); + } + break; + case 014: /* AUTIA1716 */ + if (s->pauth_active) { + gen_helper_autia(cpu_X[17], cpu_env, cpu_X[17], cpu_X[16]); + } + break; + case 016: /* AUTIB1716 */ + if (s->pauth_active) { + gen_helper_autib(cpu_X[17], cpu_env, cpu_X[17], cpu_X[16]); + } + break; + case 030: /* PACIAZ */ + if (s->pauth_active) { + gen_helper_pacia(cpu_X[30], cpu_env, cpu_X[30], + new_tmp_a64_zero(s)); + } + break; + case 031: /* PACIASP */ + if (s->pauth_active) { + gen_helper_pacia(cpu_X[30], cpu_env, cpu_X[30], cpu_X[31]); + } + break; + case 032: /* PACIBZ */ + if (s->pauth_active) { + gen_helper_pacib(cpu_X[30], cpu_env, cpu_X[30], + new_tmp_a64_zero(s)); + } + break; + case 033: /* PACIBSP */ + if (s->pauth_active) { + gen_helper_pacib(cpu_X[30], cpu_env, cpu_X[30], cpu_X[31]); + } + break; + case 034: /* AUTIAZ */ + if (s->pauth_active) { + gen_helper_autia(cpu_X[30], cpu_env, cpu_X[30], + new_tmp_a64_zero(s)); + } + break; + case 035: /* AUTIASP */ + if (s->pauth_active) { + gen_helper_autia(cpu_X[30], cpu_env, cpu_X[30], cpu_X[31]); + } + break; + case 036: /* AUTIBZ */ + if (s->pauth_active) { + gen_helper_autib(cpu_X[30], cpu_env, cpu_X[30], + new_tmp_a64_zero(s)); + } + break; + case 037: /* AUTIBSP */ + if (s->pauth_active) { + gen_helper_autib(cpu_X[30], cpu_env, cpu_X[30], cpu_X[31]); + } + break; default: /* default specified as NOP equivalent */ - return; + break; } } -- 2.17.2