Message ID | 20200626151424.30117-25-peter.maydell@linaro.org |
---|---|
State | Accepted |
Commit | 438efea0bb639c9c2dfb42c8d9459e21aa183c8a |
Headers | show
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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id w13sm37838852wrr.67.2020.06.26.08.14.52 for <qemu-devel@nongnu.org> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 26 Jun 2020 08:14:53 -0700 (PDT) From: Peter Maydell <peter.maydell@linaro.org> To: qemu-devel@nongnu.org Subject: [PULL 24/57] target/arm: Implement the GMI instruction Date: Fri, 26 Jun 2020 16:13:51 +0100 Message-Id: <20200626151424.30117-25-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200626151424.30117-1-peter.maydell@linaro.org> References: <20200626151424.30117-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::331; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x331.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 2ec02c8a5f3..ee9dfa8e439 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -5346,6 +5346,21 @@ static void disas_data_proc_2src(DisasContext *s, uint32_t insn) cpu_reg_sp(s, rn)); } break; + case 5: /* GMI */ + if (sf == 0 || !dc_isar_feature(aa64_mte_insn_reg, s)) { + goto do_unallocated; + } else { + TCGv_i64 t1 = tcg_const_i64(1); + TCGv_i64 t2 = tcg_temp_new_i64(); + + tcg_gen_extract_i64(t2, cpu_reg_sp(s, rn), 56, 4); + tcg_gen_shl_i64(t1, t1, t2); + tcg_gen_or_i64(cpu_reg(s, rd), cpu_reg(s, rm), t1); + + tcg_temp_free_i64(t1); + tcg_temp_free_i64(t2); + } + break; case 8: /* LSLV */ handle_shift_reg(s, A64_SHIFT_TYPE_LSL, sf, rm, rn, rd); break;