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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3cce1724939sm6947712f8f.26.2025.08.28.07.04.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Aug 2025 07:04:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1756389868; x=1756994668; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=7hSK9046fz2eOZAdVTDCm3ohXKp1eomTarCacMcNHDw=; b=fE9lPzzHfcEWnO5UrxlwBCfpQhvS77pXPqCNprf/thEDZg0yogvK9kgCe1tJz1UxRb m9CR0fq0hkETWf3jLATGfpOWRY5K0Sf7uRPIK9GIBoS7AUZuNApJ+lHLDlwZRF9xMk2U 8f6/nA77UpImC/Qj1zxZcmaY3xAw+AA03ruqAcPslEMvZu0tC7kP9YbYWTseoR60FgNT YmForvvcM6D0cAJJ90ne9vsM+TraAc69S5IPiP47Snag0BD6OV0fr8pZLp6KKlED8DBK rcczfEP7QwYgEYYbeyURbpLcOIUq0uaPA5MfpZNUsHWq7NEtKn7Ytsrb1hF2mFkWV6hg wL/A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756389868; x=1756994668; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=7hSK9046fz2eOZAdVTDCm3ohXKp1eomTarCacMcNHDw=; b=V5BuhCt62OFzsc1n0E38B5ZQI1JfMOCk/EaNNPbA6yTQZVlJZntvBUU0plSgW0/6vd aFWsDwEFaztWECioBZflkogOwktgXEpAeUkofmT7RMzEPLtzn50mWVJ9A8olJuzX69KY 6yxhHnRpWO5mT0WrcFrN4aUavqe8sQzzo9UYyndg6rXifvEpVzFF4Vla1oL8wLqyag5r gPhBOKVvacPb2peQmajmIpEkhg+CRY6p4RBjbrC9e+EOZFeVUIeFs5GxPWLHSx+culS2 cC6jVBQ6BC/pyMVPPshjjjcV2zibRRX2s+IPNnL2ouEM3GC+5MVA0W60kDOjPunsI1E2 s0kQ== X-Forwarded-Encrypted: i=1; AJvYcCWbcYyLa8Av3Xbxh3afaVx6Lfu/icRe50t3n1VxRqnlLFLfZobM9IBJwTe/N05cuyXj1M2lPsNbNH+z@nongnu.org X-Gm-Message-State: AOJu0YwaGCv+g3OQJlv7QHHioE2oxF/vF2M3p/XamlnzIZtpWB3J8XYU EMKxBrOUMEUynRB7qjleC2cQE9N1RzIDTXA1odvt+YsclXO4OkKjqbqut4xRdRzBqbILP48kYC/ FspjU X-Gm-Gg: ASbGncvi8fMRXRr7sK7ijcAlc9Efb2K+xoKdL5D39ot44ykeThxpjTDkXyly84/x1KH ysQLY+0E73f4F7Pyk659O4WKBwQz9PuGJ3PaMSPKT6oYFhL6mmjC6DEITIc9VXxKCJLKkjho1AS 3zAhivSF6buYVOx7d0Go5mIkjXW0LKpCv+Rc6C62HS1ikyIgQWnIfns7LP5XfYp+3pea/B0mUNb Ih06WY4HcuH7VuijJBxK4FubnFo+H6dQAn95/JlhzHhj9oYHIrIrytlNHbtv0UL6O7HAHqxk0Lb BbWhHpA75A5vUe1W9uPL+t9gitSrtbR9K7DtjoY9BB8PHbW7cpq+fZcqpDMRjMt5ezjqR+6i1Pd 4IPqkW8f7y4/t5uTF/g2XCKECJ43+ X-Google-Smtp-Source: AGHT+IEQYjoj04yHYK2quKdM64Emfff5fvf2KEsAyQFSBdk/5dRz9PVDYJGcCu0s/7saA8eZ99lAkA== X-Received: by 2002:a05:6000:208a:b0:3ca:3b3f:ec8e with SMTP id ffacd0b85a97d-3ca3b3ff127mr10138033f8f.39.1756389867869; Thu, 28 Aug 2025 07:04:27 -0700 (PDT) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH 2/5] target/arm: Remove XScale and iWMMXt translate.c code Date: Thu, 28 Aug 2025 15:04:19 +0100 Message-ID: <20250828140422.3271703-3-peter.maydell@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250828140422.3271703-1-peter.maydell@linaro.org> References: <20250828140422.3271703-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::431; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x431.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1756401449114116600 Content-Type: text/plain; charset="utf-8" Remove all the translator code that is accessible only via ARM_FEATURE_XSCALE or ARM_FEATURE_IWMMXT. This includes the xscale-only cp15_cpar TB flags and cpu_{V0,V1,M0} TCG temps. The no-longer-used helper functions will be removed in a separate commit. Signed-off-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/arm/cpu.h | 7 - target/arm/tcg/translate.h | 2 - target/arm/tcg/hflags.c | 13 +- target/arm/tcg/translate.c | 1324 +----------------------------------- 4 files changed, 7 insertions(+), 1339 deletions(-) diff --git a/target/arm/cpu.h b/target/arm/cpu.h index dc9b6dce4c9..d6e8e99f191 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -3008,13 +3008,6 @@ FIELD(TBFLAG_AM32, THUMB, 23, 1) /* Not cach= ed. */ */ FIELD(TBFLAG_A32, VECLEN, 0, 3) /* Not cached. */ FIELD(TBFLAG_A32, VECSTRIDE, 3, 2) /* Not cached. */ -/* - * We store the bottom two bits of the CPAR as TB flags and handle - * checks on the other bits at runtime. This shares the same bits as - * VECSTRIDE, which is OK as no XScale CPU has VFP. - * Not cached, because VECLEN+VECSTRIDE are not cached. - */ -FIELD(TBFLAG_A32, XSCALE_CPAR, 5, 2) FIELD(TBFLAG_A32, VFPEN, 7, 1) /* Partially cached, minus FPEXC. */ FIELD(TBFLAG_A32, SCTLR__B, 8, 1) /* Cannot overlap with SCTLR_B */ FIELD(TBFLAG_A32, HSTR_ACTIVE, 9, 1) diff --git a/target/arm/tcg/translate.h b/target/arm/tcg/translate.h index f974996f3f8..ec4755ae3fd 100644 --- a/target/arm/tcg/translate.h +++ b/target/arm/tcg/translate.h @@ -175,8 +175,6 @@ typedef struct DisasContext { uint8_t gm_blocksize; /* True if the current insn_start has been updated. */ bool insn_start_updated; - /* Bottom two bits of XScale c15_cpar coprocessor access control reg */ - int c15_cpar; /* Offset from VNCR_EL2 when FEAT_NV2 redirects this reg to memory */ uint32_t nv2_redirect_offset; } DisasContext; diff --git a/target/arm/tcg/hflags.c b/target/arm/tcg/hflags.c index 59ab5263753..01894226cc9 100644 --- a/target/arm/tcg/hflags.c +++ b/target/arm/tcg/hflags.c @@ -624,16 +624,9 @@ TCGTBCPUState arm_get_tb_cpu_state(CPUState *cs) DP_TBFLAG_M32(flags, MVE_NO_PRED, 1); } } else { - /* - * Note that XSCALE_CPAR shares bits with VECSTRIDE. - * Note that VECLEN+VECSTRIDE are RES0 for M-profile. - */ - if (arm_feature(env, ARM_FEATURE_XSCALE)) { - DP_TBFLAG_A32(flags, XSCALE_CPAR, env->cp15.c15_cpar); - } else { - DP_TBFLAG_A32(flags, VECLEN, env->vfp.vec_len); - DP_TBFLAG_A32(flags, VECSTRIDE, env->vfp.vec_stride); - } + /* Note that VECLEN+VECSTRIDE are RES0 for M-profile. */ + DP_TBFLAG_A32(flags, VECLEN, env->vfp.vec_len); + DP_TBFLAG_A32(flags, VECSTRIDE, env->vfp.vec_stride); if (env->vfp.xregs[ARM_VFP_FPEXC] & (1 << 30)) { DP_TBFLAG_A32(flags, VFPEN, 1); } diff --git a/target/arm/tcg/translate.c b/target/arm/tcg/translate.c index f7d6d8ce196..e62dcc5d85d 100644 --- a/target/arm/tcg/translate.c +++ b/target/arm/tcg/translate.c @@ -44,8 +44,6 @@ #define ENABLE_ARCH_7 arm_dc_feature(s, ARM_FEATURE_V7) #define ENABLE_ARCH_8 arm_dc_feature(s, ARM_FEATURE_V8) =20 -/* These are TCG temporaries used only by the legacy iwMMXt decoder */ -static TCGv_i64 cpu_V0, cpu_V1, cpu_M0; /* These are TCG globals which alias CPUARMState fields */ static TCGv_i32 cpu_R[16]; TCGv_i32 cpu_CF, cpu_NF, cpu_VF, cpu_ZF; @@ -1252,1263 +1250,6 @@ void write_neon_element64(TCGv_i64 src, int reg, i= nt ele, MemOp memop) } } =20 -#define ARM_CP_RW_BIT (1 << 20) - -static inline void iwmmxt_load_reg(TCGv_i64 var, int reg) -{ - tcg_gen_ld_i64(var, tcg_env, offsetof(CPUARMState, iwmmxt.regs[reg])); -} - -static inline void iwmmxt_store_reg(TCGv_i64 var, int reg) -{ - tcg_gen_st_i64(var, tcg_env, offsetof(CPUARMState, iwmmxt.regs[reg])); -} - -static inline TCGv_i32 iwmmxt_load_creg(int reg) -{ - TCGv_i32 var =3D tcg_temp_new_i32(); - tcg_gen_ld_i32(var, tcg_env, offsetof(CPUARMState, iwmmxt.cregs[reg])); - return var; -} - -static inline void iwmmxt_store_creg(int reg, TCGv_i32 var) -{ - tcg_gen_st_i32(var, tcg_env, offsetof(CPUARMState, iwmmxt.cregs[reg])); -} - -static inline void gen_op_iwmmxt_movq_wRn_M0(int rn) -{ - iwmmxt_store_reg(cpu_M0, rn); -} - -static inline void gen_op_iwmmxt_movq_M0_wRn(int rn) -{ - iwmmxt_load_reg(cpu_M0, rn); -} - -static inline void gen_op_iwmmxt_orq_M0_wRn(int rn) -{ - iwmmxt_load_reg(cpu_V1, rn); - tcg_gen_or_i64(cpu_M0, cpu_M0, cpu_V1); -} - -static inline void gen_op_iwmmxt_andq_M0_wRn(int rn) -{ - iwmmxt_load_reg(cpu_V1, rn); - tcg_gen_and_i64(cpu_M0, cpu_M0, cpu_V1); -} - -static inline void gen_op_iwmmxt_xorq_M0_wRn(int rn) -{ - iwmmxt_load_reg(cpu_V1, rn); - tcg_gen_xor_i64(cpu_M0, cpu_M0, cpu_V1); -} - -#define IWMMXT_OP(name) \ -static inline void gen_op_iwmmxt_##name##_M0_wRn(int rn) \ -{ \ - iwmmxt_load_reg(cpu_V1, rn); \ - gen_helper_iwmmxt_##name(cpu_M0, cpu_M0, cpu_V1); \ -} - -#define IWMMXT_OP_ENV(name) \ -static inline void gen_op_iwmmxt_##name##_M0_wRn(int rn) \ -{ \ - iwmmxt_load_reg(cpu_V1, rn); \ - gen_helper_iwmmxt_##name(cpu_M0, tcg_env, cpu_M0, cpu_V1); \ -} - -#define IWMMXT_OP_ENV_SIZE(name) \ -IWMMXT_OP_ENV(name##b) \ -IWMMXT_OP_ENV(name##w) \ -IWMMXT_OP_ENV(name##l) - -#define IWMMXT_OP_ENV1(name) \ -static inline void gen_op_iwmmxt_##name##_M0(void) \ -{ \ - gen_helper_iwmmxt_##name(cpu_M0, tcg_env, cpu_M0); \ -} - -IWMMXT_OP(maddsq) -IWMMXT_OP(madduq) -IWMMXT_OP(sadb) -IWMMXT_OP(sadw) -IWMMXT_OP(mulslw) -IWMMXT_OP(mulshw) -IWMMXT_OP(mululw) -IWMMXT_OP(muluhw) -IWMMXT_OP(macsw) -IWMMXT_OP(macuw) - -IWMMXT_OP_ENV_SIZE(unpackl) -IWMMXT_OP_ENV_SIZE(unpackh) - -IWMMXT_OP_ENV1(unpacklub) -IWMMXT_OP_ENV1(unpackluw) -IWMMXT_OP_ENV1(unpacklul) -IWMMXT_OP_ENV1(unpackhub) -IWMMXT_OP_ENV1(unpackhuw) -IWMMXT_OP_ENV1(unpackhul) -IWMMXT_OP_ENV1(unpacklsb) -IWMMXT_OP_ENV1(unpacklsw) -IWMMXT_OP_ENV1(unpacklsl) -IWMMXT_OP_ENV1(unpackhsb) -IWMMXT_OP_ENV1(unpackhsw) -IWMMXT_OP_ENV1(unpackhsl) - -IWMMXT_OP_ENV_SIZE(cmpeq) -IWMMXT_OP_ENV_SIZE(cmpgtu) -IWMMXT_OP_ENV_SIZE(cmpgts) - -IWMMXT_OP_ENV_SIZE(mins) -IWMMXT_OP_ENV_SIZE(minu) -IWMMXT_OP_ENV_SIZE(maxs) -IWMMXT_OP_ENV_SIZE(maxu) - -IWMMXT_OP_ENV_SIZE(subn) -IWMMXT_OP_ENV_SIZE(addn) -IWMMXT_OP_ENV_SIZE(subu) -IWMMXT_OP_ENV_SIZE(addu) -IWMMXT_OP_ENV_SIZE(subs) -IWMMXT_OP_ENV_SIZE(adds) - -IWMMXT_OP_ENV(avgb0) -IWMMXT_OP_ENV(avgb1) -IWMMXT_OP_ENV(avgw0) -IWMMXT_OP_ENV(avgw1) - -IWMMXT_OP_ENV(packuw) -IWMMXT_OP_ENV(packul) -IWMMXT_OP_ENV(packuq) -IWMMXT_OP_ENV(packsw) -IWMMXT_OP_ENV(packsl) -IWMMXT_OP_ENV(packsq) - -static void gen_op_iwmmxt_set_mup(void) -{ - TCGv_i32 tmp; - tmp =3D load_cpu_field(iwmmxt.cregs[ARM_IWMMXT_wCon]); - tcg_gen_ori_i32(tmp, tmp, 2); - store_cpu_field(tmp, iwmmxt.cregs[ARM_IWMMXT_wCon]); -} - -static void gen_op_iwmmxt_set_cup(void) -{ - TCGv_i32 tmp; - tmp =3D load_cpu_field(iwmmxt.cregs[ARM_IWMMXT_wCon]); - tcg_gen_ori_i32(tmp, tmp, 1); - store_cpu_field(tmp, iwmmxt.cregs[ARM_IWMMXT_wCon]); -} - -static void gen_op_iwmmxt_setpsr_nz(void) -{ - TCGv_i32 tmp =3D tcg_temp_new_i32(); - gen_helper_iwmmxt_setpsr_nz(tmp, cpu_M0); - store_cpu_field(tmp, iwmmxt.cregs[ARM_IWMMXT_wCASF]); -} - -static inline void gen_op_iwmmxt_addl_M0_wRn(int rn) -{ - iwmmxt_load_reg(cpu_V1, rn); - tcg_gen_ext32u_i64(cpu_V1, cpu_V1); - tcg_gen_add_i64(cpu_M0, cpu_M0, cpu_V1); -} - -static inline int gen_iwmmxt_address(DisasContext *s, uint32_t insn, - TCGv_i32 dest) -{ - int rd; - uint32_t offset; - TCGv_i32 tmp; - - rd =3D (insn >> 16) & 0xf; - tmp =3D load_reg(s, rd); - - offset =3D (insn & 0xff) << ((insn >> 7) & 2); - if (insn & (1 << 24)) { - /* Pre indexed */ - if (insn & (1 << 23)) - tcg_gen_addi_i32(tmp, tmp, offset); - else - tcg_gen_addi_i32(tmp, tmp, -offset); - tcg_gen_mov_i32(dest, tmp); - if (insn & (1 << 21)) { - store_reg(s, rd, tmp); - } - } else if (insn & (1 << 21)) { - /* Post indexed */ - tcg_gen_mov_i32(dest, tmp); - if (insn & (1 << 23)) - tcg_gen_addi_i32(tmp, tmp, offset); - else - tcg_gen_addi_i32(tmp, tmp, -offset); - store_reg(s, rd, tmp); - } else if (!(insn & (1 << 23))) - return 1; - return 0; -} - -static inline int gen_iwmmxt_shift(uint32_t insn, uint32_t mask, TCGv_i32 = dest) -{ - int rd =3D (insn >> 0) & 0xf; - TCGv_i32 tmp; - - if (insn & (1 << 8)) { - if (rd < ARM_IWMMXT_wCGR0 || rd > ARM_IWMMXT_wCGR3) { - return 1; - } else { - tmp =3D iwmmxt_load_creg(rd); - } - } else { - tmp =3D tcg_temp_new_i32(); - iwmmxt_load_reg(cpu_V0, rd); - tcg_gen_extrl_i64_i32(tmp, cpu_V0); - } - tcg_gen_andi_i32(tmp, tmp, mask); - tcg_gen_mov_i32(dest, tmp); - return 0; -} - -/* Disassemble an iwMMXt instruction. Returns nonzero if an error occurred - (ie. an undefined instruction). */ -static int disas_iwmmxt_insn(DisasContext *s, uint32_t insn) -{ - int rd, wrd; - int rdhi, rdlo, rd0, rd1, i; - TCGv_i32 addr; - TCGv_i32 tmp, tmp2, tmp3; - - if ((insn & 0x0e000e00) =3D=3D 0x0c000000) { - if ((insn & 0x0fe00ff0) =3D=3D 0x0c400000) { - wrd =3D insn & 0xf; - rdlo =3D (insn >> 12) & 0xf; - rdhi =3D (insn >> 16) & 0xf; - if (insn & ARM_CP_RW_BIT) { /* TMRRC */ - iwmmxt_load_reg(cpu_V0, wrd); - tcg_gen_extrl_i64_i32(cpu_R[rdlo], cpu_V0); - tcg_gen_extrh_i64_i32(cpu_R[rdhi], cpu_V0); - } else { /* TMCRR */ - tcg_gen_concat_i32_i64(cpu_V0, cpu_R[rdlo], cpu_R[rdhi]); - iwmmxt_store_reg(cpu_V0, wrd); - gen_op_iwmmxt_set_mup(); - } - return 0; - } - - wrd =3D (insn >> 12) & 0xf; - addr =3D tcg_temp_new_i32(); - if (gen_iwmmxt_address(s, insn, addr)) { - return 1; - } - if (insn & ARM_CP_RW_BIT) { - if ((insn >> 28) =3D=3D 0xf) { /* WLDRW wCx */ - tmp =3D tcg_temp_new_i32(); - gen_aa32_ld32u(s, tmp, addr, get_mem_index(s)); - iwmmxt_store_creg(wrd, tmp); - } else { - i =3D 1; - if (insn & (1 << 8)) { - if (insn & (1 << 22)) { /* WLDRD */ - gen_aa32_ld64(s, cpu_M0, addr, get_mem_index(s)); - i =3D 0; - } else { /* WLDRW wRd */ - tmp =3D tcg_temp_new_i32(); - gen_aa32_ld32u(s, tmp, addr, get_mem_index(s)); - } - } else { - tmp =3D tcg_temp_new_i32(); - if (insn & (1 << 22)) { /* WLDRH */ - gen_aa32_ld16u(s, tmp, addr, get_mem_index(s)); - } else { /* WLDRB */ - gen_aa32_ld8u(s, tmp, addr, get_mem_index(s)); - } - } - if (i) { - tcg_gen_extu_i32_i64(cpu_M0, tmp); - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - } - } else { - if ((insn >> 28) =3D=3D 0xf) { /* WSTRW wCx */ - tmp =3D iwmmxt_load_creg(wrd); - gen_aa32_st32(s, tmp, addr, get_mem_index(s)); - } else { - gen_op_iwmmxt_movq_M0_wRn(wrd); - tmp =3D tcg_temp_new_i32(); - if (insn & (1 << 8)) { - if (insn & (1 << 22)) { /* WSTRD */ - gen_aa32_st64(s, cpu_M0, addr, get_mem_index(s)); - } else { /* WSTRW wRd */ - tcg_gen_extrl_i64_i32(tmp, cpu_M0); - gen_aa32_st32(s, tmp, addr, get_mem_index(s)); - } - } else { - if (insn & (1 << 22)) { /* WSTRH */ - tcg_gen_extrl_i64_i32(tmp, cpu_M0); - gen_aa32_st16(s, tmp, addr, get_mem_index(s)); - } else { /* WSTRB */ - tcg_gen_extrl_i64_i32(tmp, cpu_M0); - gen_aa32_st8(s, tmp, addr, get_mem_index(s)); - } - } - } - } - return 0; - } - - if ((insn & 0x0f000000) !=3D 0x0e000000) - return 1; - - switch (((insn >> 12) & 0xf00) | ((insn >> 4) & 0xff)) { - case 0x000: /* WOR */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 0) & 0xf; - rd1 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - gen_op_iwmmxt_orq_M0_wRn(rd1); - gen_op_iwmmxt_setpsr_nz(); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x011: /* TMCR */ - if (insn & 0xf) - return 1; - rd =3D (insn >> 12) & 0xf; - wrd =3D (insn >> 16) & 0xf; - switch (wrd) { - case ARM_IWMMXT_wCID: - case ARM_IWMMXT_wCASF: - break; - case ARM_IWMMXT_wCon: - gen_op_iwmmxt_set_cup(); - /* Fall through. */ - case ARM_IWMMXT_wCSSF: - tmp =3D iwmmxt_load_creg(wrd); - tmp2 =3D load_reg(s, rd); - tcg_gen_andc_i32(tmp, tmp, tmp2); - iwmmxt_store_creg(wrd, tmp); - break; - case ARM_IWMMXT_wCGR0: - case ARM_IWMMXT_wCGR1: - case ARM_IWMMXT_wCGR2: - case ARM_IWMMXT_wCGR3: - gen_op_iwmmxt_set_cup(); - tmp =3D load_reg(s, rd); - iwmmxt_store_creg(wrd, tmp); - break; - default: - return 1; - } - break; - case 0x100: /* WXOR */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 0) & 0xf; - rd1 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - gen_op_iwmmxt_xorq_M0_wRn(rd1); - gen_op_iwmmxt_setpsr_nz(); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x111: /* TMRC */ - if (insn & 0xf) - return 1; - rd =3D (insn >> 12) & 0xf; - wrd =3D (insn >> 16) & 0xf; - tmp =3D iwmmxt_load_creg(wrd); - store_reg(s, rd, tmp); - break; - case 0x300: /* WANDN */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 0) & 0xf; - rd1 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tcg_gen_neg_i64(cpu_M0, cpu_M0); - gen_op_iwmmxt_andq_M0_wRn(rd1); - gen_op_iwmmxt_setpsr_nz(); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x200: /* WAND */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 0) & 0xf; - rd1 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - gen_op_iwmmxt_andq_M0_wRn(rd1); - gen_op_iwmmxt_setpsr_nz(); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x810: case 0xa10: /* WMADD */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 0) & 0xf; - rd1 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - if (insn & (1 << 21)) - gen_op_iwmmxt_maddsq_M0_wRn(rd1); - else - gen_op_iwmmxt_madduq_M0_wRn(rd1); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x10e: case 0x50e: case 0x90e: case 0xd0e: /* WUNPCKIL */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - gen_op_iwmmxt_unpacklb_M0_wRn(rd1); - break; - case 1: - gen_op_iwmmxt_unpacklw_M0_wRn(rd1); - break; - case 2: - gen_op_iwmmxt_unpackll_M0_wRn(rd1); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x10c: case 0x50c: case 0x90c: case 0xd0c: /* WUNPCKIH */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - gen_op_iwmmxt_unpackhb_M0_wRn(rd1); - break; - case 1: - gen_op_iwmmxt_unpackhw_M0_wRn(rd1); - break; - case 2: - gen_op_iwmmxt_unpackhl_M0_wRn(rd1); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x012: case 0x112: case 0x412: case 0x512: /* WSAD */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - if (insn & (1 << 22)) - gen_op_iwmmxt_sadw_M0_wRn(rd1); - else - gen_op_iwmmxt_sadb_M0_wRn(rd1); - if (!(insn & (1 << 20))) - gen_op_iwmmxt_addl_M0_wRn(wrd); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x010: case 0x110: case 0x210: case 0x310: /* WMUL */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - if (insn & (1 << 21)) { - if (insn & (1 << 20)) - gen_op_iwmmxt_mulshw_M0_wRn(rd1); - else - gen_op_iwmmxt_mulslw_M0_wRn(rd1); - } else { - if (insn & (1 << 20)) - gen_op_iwmmxt_muluhw_M0_wRn(rd1); - else - gen_op_iwmmxt_mululw_M0_wRn(rd1); - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x410: case 0x510: case 0x610: case 0x710: /* WMAC */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - if (insn & (1 << 21)) - gen_op_iwmmxt_macsw_M0_wRn(rd1); - else - gen_op_iwmmxt_macuw_M0_wRn(rd1); - if (!(insn & (1 << 20))) { - iwmmxt_load_reg(cpu_V1, wrd); - tcg_gen_add_i64(cpu_M0, cpu_M0, cpu_V1); - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x006: case 0x406: case 0x806: case 0xc06: /* WCMPEQ */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - gen_op_iwmmxt_cmpeqb_M0_wRn(rd1); - break; - case 1: - gen_op_iwmmxt_cmpeqw_M0_wRn(rd1); - break; - case 2: - gen_op_iwmmxt_cmpeql_M0_wRn(rd1); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x800: case 0x900: case 0xc00: case 0xd00: /* WAVG2 */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - if (insn & (1 << 22)) { - if (insn & (1 << 20)) - gen_op_iwmmxt_avgw1_M0_wRn(rd1); - else - gen_op_iwmmxt_avgw0_M0_wRn(rd1); - } else { - if (insn & (1 << 20)) - gen_op_iwmmxt_avgb1_M0_wRn(rd1); - else - gen_op_iwmmxt_avgb0_M0_wRn(rd1); - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x802: case 0x902: case 0xa02: case 0xb02: /* WALIGNR */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tmp =3D iwmmxt_load_creg(ARM_IWMMXT_wCGR0 + ((insn >> 20) & 3)); - tcg_gen_andi_i32(tmp, tmp, 7); - iwmmxt_load_reg(cpu_V1, rd1); - gen_helper_iwmmxt_align(cpu_M0, cpu_M0, cpu_V1, tmp); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x601: case 0x605: case 0x609: case 0x60d: /* TINSR */ - if (((insn >> 6) & 3) =3D=3D 3) - return 1; - rd =3D (insn >> 12) & 0xf; - wrd =3D (insn >> 16) & 0xf; - tmp =3D load_reg(s, rd); - gen_op_iwmmxt_movq_M0_wRn(wrd); - switch ((insn >> 6) & 3) { - case 0: - tmp2 =3D tcg_constant_i32(0xff); - tmp3 =3D tcg_constant_i32((insn & 7) << 3); - break; - case 1: - tmp2 =3D tcg_constant_i32(0xffff); - tmp3 =3D tcg_constant_i32((insn & 3) << 4); - break; - case 2: - tmp2 =3D tcg_constant_i32(0xffffffff); - tmp3 =3D tcg_constant_i32((insn & 1) << 5); - break; - default: - g_assert_not_reached(); - } - gen_helper_iwmmxt_insr(cpu_M0, cpu_M0, tmp, tmp2, tmp3); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x107: case 0x507: case 0x907: case 0xd07: /* TEXTRM */ - rd =3D (insn >> 12) & 0xf; - wrd =3D (insn >> 16) & 0xf; - if (rd =3D=3D 15 || ((insn >> 22) & 3) =3D=3D 3) - return 1; - gen_op_iwmmxt_movq_M0_wRn(wrd); - tmp =3D tcg_temp_new_i32(); - switch ((insn >> 22) & 3) { - case 0: - tcg_gen_shri_i64(cpu_M0, cpu_M0, (insn & 7) << 3); - tcg_gen_extrl_i64_i32(tmp, cpu_M0); - if (insn & 8) { - tcg_gen_ext8s_i32(tmp, tmp); - } else { - tcg_gen_andi_i32(tmp, tmp, 0xff); - } - break; - case 1: - tcg_gen_shri_i64(cpu_M0, cpu_M0, (insn & 3) << 4); - tcg_gen_extrl_i64_i32(tmp, cpu_M0); - if (insn & 8) { - tcg_gen_ext16s_i32(tmp, tmp); - } else { - tcg_gen_andi_i32(tmp, tmp, 0xffff); - } - break; - case 2: - tcg_gen_shri_i64(cpu_M0, cpu_M0, (insn & 1) << 5); - tcg_gen_extrl_i64_i32(tmp, cpu_M0); - break; - } - store_reg(s, rd, tmp); - break; - case 0x117: case 0x517: case 0x917: case 0xd17: /* TEXTRC */ - if ((insn & 0x000ff008) !=3D 0x0003f000 || ((insn >> 22) & 3) =3D= =3D 3) - return 1; - tmp =3D iwmmxt_load_creg(ARM_IWMMXT_wCASF); - switch ((insn >> 22) & 3) { - case 0: - tcg_gen_shri_i32(tmp, tmp, ((insn & 7) << 2) + 0); - break; - case 1: - tcg_gen_shri_i32(tmp, tmp, ((insn & 3) << 3) + 4); - break; - case 2: - tcg_gen_shri_i32(tmp, tmp, ((insn & 1) << 4) + 12); - break; - } - tcg_gen_shli_i32(tmp, tmp, 28); - gen_set_nzcv(tmp); - break; - case 0x401: case 0x405: case 0x409: case 0x40d: /* TBCST */ - if (((insn >> 6) & 3) =3D=3D 3) - return 1; - rd =3D (insn >> 12) & 0xf; - wrd =3D (insn >> 16) & 0xf; - tmp =3D load_reg(s, rd); - switch ((insn >> 6) & 3) { - case 0: - gen_helper_iwmmxt_bcstb(cpu_M0, tmp); - break; - case 1: - gen_helper_iwmmxt_bcstw(cpu_M0, tmp); - break; - case 2: - gen_helper_iwmmxt_bcstl(cpu_M0, tmp); - break; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x113: case 0x513: case 0x913: case 0xd13: /* TANDC */ - if ((insn & 0x000ff00f) !=3D 0x0003f000 || ((insn >> 22) & 3) =3D= =3D 3) - return 1; - tmp =3D iwmmxt_load_creg(ARM_IWMMXT_wCASF); - tmp2 =3D tcg_temp_new_i32(); - tcg_gen_mov_i32(tmp2, tmp); - switch ((insn >> 22) & 3) { - case 0: - for (i =3D 0; i < 7; i ++) { - tcg_gen_shli_i32(tmp2, tmp2, 4); - tcg_gen_and_i32(tmp, tmp, tmp2); - } - break; - case 1: - for (i =3D 0; i < 3; i ++) { - tcg_gen_shli_i32(tmp2, tmp2, 8); - tcg_gen_and_i32(tmp, tmp, tmp2); - } - break; - case 2: - tcg_gen_shli_i32(tmp2, tmp2, 16); - tcg_gen_and_i32(tmp, tmp, tmp2); - break; - } - gen_set_nzcv(tmp); - break; - case 0x01c: case 0x41c: case 0x81c: case 0xc1c: /* WACC */ - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - gen_helper_iwmmxt_addcb(cpu_M0, cpu_M0); - break; - case 1: - gen_helper_iwmmxt_addcw(cpu_M0, cpu_M0); - break; - case 2: - gen_helper_iwmmxt_addcl(cpu_M0, cpu_M0); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x115: case 0x515: case 0x915: case 0xd15: /* TORC */ - if ((insn & 0x000ff00f) !=3D 0x0003f000 || ((insn >> 22) & 3) =3D= =3D 3) - return 1; - tmp =3D iwmmxt_load_creg(ARM_IWMMXT_wCASF); - tmp2 =3D tcg_temp_new_i32(); - tcg_gen_mov_i32(tmp2, tmp); - switch ((insn >> 22) & 3) { - case 0: - for (i =3D 0; i < 7; i ++) { - tcg_gen_shli_i32(tmp2, tmp2, 4); - tcg_gen_or_i32(tmp, tmp, tmp2); - } - break; - case 1: - for (i =3D 0; i < 3; i ++) { - tcg_gen_shli_i32(tmp2, tmp2, 8); - tcg_gen_or_i32(tmp, tmp, tmp2); - } - break; - case 2: - tcg_gen_shli_i32(tmp2, tmp2, 16); - tcg_gen_or_i32(tmp, tmp, tmp2); - break; - } - gen_set_nzcv(tmp); - break; - case 0x103: case 0x503: case 0x903: case 0xd03: /* TMOVMSK */ - rd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - if ((insn & 0xf) !=3D 0 || ((insn >> 22) & 3) =3D=3D 3) - return 1; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tmp =3D tcg_temp_new_i32(); - switch ((insn >> 22) & 3) { - case 0: - gen_helper_iwmmxt_msbb(tmp, cpu_M0); - break; - case 1: - gen_helper_iwmmxt_msbw(tmp, cpu_M0); - break; - case 2: - gen_helper_iwmmxt_msbl(tmp, cpu_M0); - break; - } - store_reg(s, rd, tmp); - break; - case 0x106: case 0x306: case 0x506: case 0x706: /* WCMPGT */ - case 0x906: case 0xb06: case 0xd06: case 0xf06: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - if (insn & (1 << 21)) - gen_op_iwmmxt_cmpgtsb_M0_wRn(rd1); - else - gen_op_iwmmxt_cmpgtub_M0_wRn(rd1); - break; - case 1: - if (insn & (1 << 21)) - gen_op_iwmmxt_cmpgtsw_M0_wRn(rd1); - else - gen_op_iwmmxt_cmpgtuw_M0_wRn(rd1); - break; - case 2: - if (insn & (1 << 21)) - gen_op_iwmmxt_cmpgtsl_M0_wRn(rd1); - else - gen_op_iwmmxt_cmpgtul_M0_wRn(rd1); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x00e: case 0x20e: case 0x40e: case 0x60e: /* WUNPCKEL */ - case 0x80e: case 0xa0e: case 0xc0e: case 0xe0e: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - if (insn & (1 << 21)) - gen_op_iwmmxt_unpacklsb_M0(); - else - gen_op_iwmmxt_unpacklub_M0(); - break; - case 1: - if (insn & (1 << 21)) - gen_op_iwmmxt_unpacklsw_M0(); - else - gen_op_iwmmxt_unpackluw_M0(); - break; - case 2: - if (insn & (1 << 21)) - gen_op_iwmmxt_unpacklsl_M0(); - else - gen_op_iwmmxt_unpacklul_M0(); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x00c: case 0x20c: case 0x40c: case 0x60c: /* WUNPCKEH */ - case 0x80c: case 0xa0c: case 0xc0c: case 0xe0c: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - if (insn & (1 << 21)) - gen_op_iwmmxt_unpackhsb_M0(); - else - gen_op_iwmmxt_unpackhub_M0(); - break; - case 1: - if (insn & (1 << 21)) - gen_op_iwmmxt_unpackhsw_M0(); - else - gen_op_iwmmxt_unpackhuw_M0(); - break; - case 2: - if (insn & (1 << 21)) - gen_op_iwmmxt_unpackhsl_M0(); - else - gen_op_iwmmxt_unpackhul_M0(); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x204: case 0x604: case 0xa04: case 0xe04: /* WSRL */ - case 0x214: case 0x614: case 0xa14: case 0xe14: - if (((insn >> 22) & 3) =3D=3D 0) - return 1; - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tmp =3D tcg_temp_new_i32(); - if (gen_iwmmxt_shift(insn, 0xff, tmp)) { - return 1; - } - switch ((insn >> 22) & 3) { - case 1: - gen_helper_iwmmxt_srlw(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 2: - gen_helper_iwmmxt_srll(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 3: - gen_helper_iwmmxt_srlq(cpu_M0, tcg_env, cpu_M0, tmp); - break; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x004: case 0x404: case 0x804: case 0xc04: /* WSRA */ - case 0x014: case 0x414: case 0x814: case 0xc14: - if (((insn >> 22) & 3) =3D=3D 0) - return 1; - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tmp =3D tcg_temp_new_i32(); - if (gen_iwmmxt_shift(insn, 0xff, tmp)) { - return 1; - } - switch ((insn >> 22) & 3) { - case 1: - gen_helper_iwmmxt_sraw(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 2: - gen_helper_iwmmxt_sral(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 3: - gen_helper_iwmmxt_sraq(cpu_M0, tcg_env, cpu_M0, tmp); - break; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x104: case 0x504: case 0x904: case 0xd04: /* WSLL */ - case 0x114: case 0x514: case 0x914: case 0xd14: - if (((insn >> 22) & 3) =3D=3D 0) - return 1; - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tmp =3D tcg_temp_new_i32(); - if (gen_iwmmxt_shift(insn, 0xff, tmp)) { - return 1; - } - switch ((insn >> 22) & 3) { - case 1: - gen_helper_iwmmxt_sllw(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 2: - gen_helper_iwmmxt_slll(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 3: - gen_helper_iwmmxt_sllq(cpu_M0, tcg_env, cpu_M0, tmp); - break; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x304: case 0x704: case 0xb04: case 0xf04: /* WROR */ - case 0x314: case 0x714: case 0xb14: case 0xf14: - if (((insn >> 22) & 3) =3D=3D 0) - return 1; - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tmp =3D tcg_temp_new_i32(); - switch ((insn >> 22) & 3) { - case 1: - if (gen_iwmmxt_shift(insn, 0xf, tmp)) { - return 1; - } - gen_helper_iwmmxt_rorw(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 2: - if (gen_iwmmxt_shift(insn, 0x1f, tmp)) { - return 1; - } - gen_helper_iwmmxt_rorl(cpu_M0, tcg_env, cpu_M0, tmp); - break; - case 3: - if (gen_iwmmxt_shift(insn, 0x3f, tmp)) { - return 1; - } - gen_helper_iwmmxt_rorq(cpu_M0, tcg_env, cpu_M0, tmp); - break; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x116: case 0x316: case 0x516: case 0x716: /* WMIN */ - case 0x916: case 0xb16: case 0xd16: case 0xf16: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - if (insn & (1 << 21)) - gen_op_iwmmxt_minsb_M0_wRn(rd1); - else - gen_op_iwmmxt_minub_M0_wRn(rd1); - break; - case 1: - if (insn & (1 << 21)) - gen_op_iwmmxt_minsw_M0_wRn(rd1); - else - gen_op_iwmmxt_minuw_M0_wRn(rd1); - break; - case 2: - if (insn & (1 << 21)) - gen_op_iwmmxt_minsl_M0_wRn(rd1); - else - gen_op_iwmmxt_minul_M0_wRn(rd1); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x016: case 0x216: case 0x416: case 0x616: /* WMAX */ - case 0x816: case 0xa16: case 0xc16: case 0xe16: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 0: - if (insn & (1 << 21)) - gen_op_iwmmxt_maxsb_M0_wRn(rd1); - else - gen_op_iwmmxt_maxub_M0_wRn(rd1); - break; - case 1: - if (insn & (1 << 21)) - gen_op_iwmmxt_maxsw_M0_wRn(rd1); - else - gen_op_iwmmxt_maxuw_M0_wRn(rd1); - break; - case 2: - if (insn & (1 << 21)) - gen_op_iwmmxt_maxsl_M0_wRn(rd1); - else - gen_op_iwmmxt_maxul_M0_wRn(rd1); - break; - case 3: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x002: case 0x102: case 0x202: case 0x302: /* WALIGNI */ - case 0x402: case 0x502: case 0x602: case 0x702: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - iwmmxt_load_reg(cpu_V1, rd1); - gen_helper_iwmmxt_align(cpu_M0, cpu_M0, cpu_V1, - tcg_constant_i32((insn >> 20) & 3)); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - case 0x01a: case 0x11a: case 0x21a: case 0x31a: /* WSUB */ - case 0x41a: case 0x51a: case 0x61a: case 0x71a: - case 0x81a: case 0x91a: case 0xa1a: case 0xb1a: - case 0xc1a: case 0xd1a: case 0xe1a: case 0xf1a: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 20) & 0xf) { - case 0x0: - gen_op_iwmmxt_subnb_M0_wRn(rd1); - break; - case 0x1: - gen_op_iwmmxt_subub_M0_wRn(rd1); - break; - case 0x3: - gen_op_iwmmxt_subsb_M0_wRn(rd1); - break; - case 0x4: - gen_op_iwmmxt_subnw_M0_wRn(rd1); - break; - case 0x5: - gen_op_iwmmxt_subuw_M0_wRn(rd1); - break; - case 0x7: - gen_op_iwmmxt_subsw_M0_wRn(rd1); - break; - case 0x8: - gen_op_iwmmxt_subnl_M0_wRn(rd1); - break; - case 0x9: - gen_op_iwmmxt_subul_M0_wRn(rd1); - break; - case 0xb: - gen_op_iwmmxt_subsl_M0_wRn(rd1); - break; - default: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x01e: case 0x11e: case 0x21e: case 0x31e: /* WSHUFH */ - case 0x41e: case 0x51e: case 0x61e: case 0x71e: - case 0x81e: case 0x91e: case 0xa1e: case 0xb1e: - case 0xc1e: case 0xd1e: case 0xe1e: case 0xf1e: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - tmp =3D tcg_constant_i32(((insn >> 16) & 0xf0) | (insn & 0x0f)); - gen_helper_iwmmxt_shufh(cpu_M0, tcg_env, cpu_M0, tmp); - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x018: case 0x118: case 0x218: case 0x318: /* WADD */ - case 0x418: case 0x518: case 0x618: case 0x718: - case 0x818: case 0x918: case 0xa18: case 0xb18: - case 0xc18: case 0xd18: case 0xe18: case 0xf18: - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 20) & 0xf) { - case 0x0: - gen_op_iwmmxt_addnb_M0_wRn(rd1); - break; - case 0x1: - gen_op_iwmmxt_addub_M0_wRn(rd1); - break; - case 0x3: - gen_op_iwmmxt_addsb_M0_wRn(rd1); - break; - case 0x4: - gen_op_iwmmxt_addnw_M0_wRn(rd1); - break; - case 0x5: - gen_op_iwmmxt_adduw_M0_wRn(rd1); - break; - case 0x7: - gen_op_iwmmxt_addsw_M0_wRn(rd1); - break; - case 0x8: - gen_op_iwmmxt_addnl_M0_wRn(rd1); - break; - case 0x9: - gen_op_iwmmxt_addul_M0_wRn(rd1); - break; - case 0xb: - gen_op_iwmmxt_addsl_M0_wRn(rd1); - break; - default: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x008: case 0x108: case 0x208: case 0x308: /* WPACK */ - case 0x408: case 0x508: case 0x608: case 0x708: - case 0x808: case 0x908: case 0xa08: case 0xb08: - case 0xc08: case 0xd08: case 0xe08: case 0xf08: - if (!(insn & (1 << 20)) || ((insn >> 22) & 3) =3D=3D 0) - return 1; - wrd =3D (insn >> 12) & 0xf; - rd0 =3D (insn >> 16) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - gen_op_iwmmxt_movq_M0_wRn(rd0); - switch ((insn >> 22) & 3) { - case 1: - if (insn & (1 << 21)) - gen_op_iwmmxt_packsw_M0_wRn(rd1); - else - gen_op_iwmmxt_packuw_M0_wRn(rd1); - break; - case 2: - if (insn & (1 << 21)) - gen_op_iwmmxt_packsl_M0_wRn(rd1); - else - gen_op_iwmmxt_packul_M0_wRn(rd1); - break; - case 3: - if (insn & (1 << 21)) - gen_op_iwmmxt_packsq_M0_wRn(rd1); - else - gen_op_iwmmxt_packuq_M0_wRn(rd1); - break; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - gen_op_iwmmxt_set_cup(); - break; - case 0x201: case 0x203: case 0x205: case 0x207: - case 0x209: case 0x20b: case 0x20d: case 0x20f: - case 0x211: case 0x213: case 0x215: case 0x217: - case 0x219: case 0x21b: case 0x21d: case 0x21f: - wrd =3D (insn >> 5) & 0xf; - rd0 =3D (insn >> 12) & 0xf; - rd1 =3D (insn >> 0) & 0xf; - if (rd0 =3D=3D 0xf || rd1 =3D=3D 0xf) - return 1; - gen_op_iwmmxt_movq_M0_wRn(wrd); - tmp =3D load_reg(s, rd0); - tmp2 =3D load_reg(s, rd1); - switch ((insn >> 16) & 0xf) { - case 0x0: /* TMIA */ - gen_helper_iwmmxt_muladdsl(cpu_M0, cpu_M0, tmp, tmp2); - break; - case 0x8: /* TMIAPH */ - gen_helper_iwmmxt_muladdsw(cpu_M0, cpu_M0, tmp, tmp2); - break; - case 0xc: case 0xd: case 0xe: case 0xf: /* TMIAxy = */ - if (insn & (1 << 16)) - tcg_gen_shri_i32(tmp, tmp, 16); - if (insn & (1 << 17)) - tcg_gen_shri_i32(tmp2, tmp2, 16); - gen_helper_iwmmxt_muladdswl(cpu_M0, cpu_M0, tmp, tmp2); - break; - default: - return 1; - } - gen_op_iwmmxt_movq_wRn_M0(wrd); - gen_op_iwmmxt_set_mup(); - break; - default: - return 1; - } - - return 0; -} - -/* Disassemble an XScale DSP instruction. Returns nonzero if an error occ= urred - (ie. an undefined instruction). */ -static int disas_dsp_insn(DisasContext *s, uint32_t insn) -{ - int acc, rd0, rd1, rdhi, rdlo; - TCGv_i32 tmp, tmp2; - - if ((insn & 0x0ff00f10) =3D=3D 0x0e200010) { - /* Multiply with Internal Accumulate Format */ - rd0 =3D (insn >> 12) & 0xf; - rd1 =3D insn & 0xf; - acc =3D (insn >> 5) & 7; - - if (acc !=3D 0) - return 1; - - tmp =3D load_reg(s, rd0); - tmp2 =3D load_reg(s, rd1); - switch ((insn >> 16) & 0xf) { - case 0x0: /* MIA */ - gen_helper_iwmmxt_muladdsl(cpu_M0, cpu_M0, tmp, tmp2); - break; - case 0x8: /* MIAPH */ - gen_helper_iwmmxt_muladdsw(cpu_M0, cpu_M0, tmp, tmp2); - break; - case 0xc: /* MIABB */ - case 0xd: /* MIABT */ - case 0xe: /* MIATB */ - case 0xf: /* MIATT */ - if (insn & (1 << 16)) - tcg_gen_shri_i32(tmp, tmp, 16); - if (insn & (1 << 17)) - tcg_gen_shri_i32(tmp2, tmp2, 16); - gen_helper_iwmmxt_muladdswl(cpu_M0, cpu_M0, tmp, tmp2); - break; - default: - return 1; - } - - gen_op_iwmmxt_movq_wRn_M0(acc); - return 0; - } - - if ((insn & 0x0fe00ff8) =3D=3D 0x0c400000) { - /* Internal Accumulator Access Format */ - rdhi =3D (insn >> 16) & 0xf; - rdlo =3D (insn >> 12) & 0xf; - acc =3D insn & 7; - - if (acc !=3D 0) - return 1; - - if (insn & ARM_CP_RW_BIT) { /* MRA */ - iwmmxt_load_reg(cpu_V0, acc); - tcg_gen_extrl_i64_i32(cpu_R[rdlo], cpu_V0); - tcg_gen_extrh_i64_i32(cpu_R[rdhi], cpu_V0); - tcg_gen_andi_i32(cpu_R[rdhi], cpu_R[rdhi], (1 << (40 - 32)) - = 1); - } else { /* MAR */ - tcg_gen_concat_i32_i64(cpu_V0, cpu_R[rdlo], cpu_R[rdhi]); - iwmmxt_store_reg(cpu_V0, acc); - } - return 0; - } - - return 1; -} - static void gen_goto_ptr(void) { tcg_gen_lookup_and_goto_ptr(); @@ -3048,13 +1789,10 @@ static void do_coproc_insn(DisasContext *s, int cpn= um, int is64, } =20 if ((s->hstr_active && s->current_el =3D=3D 0) || ri->accessfn || - (ri->fgt && s->fgt_active) || - (arm_dc_feature(s, ARM_FEATURE_XSCALE) && cpnum < 14)) { + (ri->fgt && s->fgt_active)) { /* * Emit code to perform further access permissions checks at * runtime; this may result in an exception. - * Note that on XScale all cp0..c13 registers do an access check - * call in order to handle c15_cpar. */ gen_set_condexec(s); gen_update_pc(s, 0); @@ -3192,24 +1930,6 @@ static void do_coproc_insn(DisasContext *s, int cpnu= m, int is64, } } =20 -/* Decode XScale DSP or iWMMXt insn (in the copro space, cp=3D0 or 1) */ -static void disas_xscale_insn(DisasContext *s, uint32_t insn) -{ - int cpnum =3D (insn >> 8) & 0xf; - - if (extract32(s->c15_cpar, cpnum, 1) =3D=3D 0) { - unallocated_encoding(s); - } else if (arm_dc_feature(s, ARM_FEATURE_IWMMXT)) { - if (disas_iwmmxt_insn(s, insn)) { - unallocated_encoding(s); - } - } else if (arm_dc_feature(s, ARM_FEATURE_XSCALE)) { - if (disas_dsp_insn(s, insn)) { - unallocated_encoding(s); - } - } -} - /* Store a 64-bit value to a register pair. Clobbers val. */ static void gen_storeq_reg(DisasContext *s, int rlow, int rhigh, TCGv_i64 = val) { @@ -3569,14 +2289,7 @@ static bool valid_cp(DisasContext *s, int cp) * only cp14 and cp15 are valid, and other values aren't considered * to be in the coprocessor-instruction space at all. v8M still * permits coprocessors 0..7. - * For XScale, we must not decode the XScale cp0, cp1 space as - * a standard coprocessor insn, because we want to fall through to - * the legacy disas_xscale_insn() decoder after decodetree is done. */ - if (arm_dc_feature(s, ARM_FEATURE_XSCALE) && (cp =3D=3D 0 || cp =3D=3D= 1)) { - return false; - } - if (arm_dc_feature(s, ARM_FEATURE_V8) && !arm_dc_feature(s, ARM_FEATURE_M)) { return cp >=3D 14; @@ -7343,18 +6056,6 @@ static void disas_arm_insn(DisasContext *s, unsigned= int insn) disas_neon_shared(s, insn)) { return; } - /* fall back to legacy decoder */ - - if ((insn & 0x0e000f00) =3D=3D 0x0c000100) { - if (arm_dc_feature(s, ARM_FEATURE_IWMMXT)) { - /* iWMMXt register transfer. */ - if (extract32(s->c15_cpar, 1, 1)) { - if (!disas_iwmmxt_insn(s, insn)) { - return; - } - } - } - } goto illegal_op; } if (cond !=3D 0xe) { @@ -7368,16 +6069,7 @@ static void disas_arm_insn(DisasContext *s, unsigned= int insn) disas_vfp(s, insn)) { return; } - /* fall back to legacy decoder */ - /* TODO: convert xscale/iwmmxt decoder to decodetree ?? */ - if (arm_dc_feature(s, ARM_FEATURE_XSCALE)) { - if (((insn & 0x0c000e00) =3D=3D 0x0c000000) - && ((insn & 0x03000000) !=3D 0x03000000)) { - /* Coprocessor insn, coprocessor 0 or 1 */ - disas_xscale_insn(s, insn); - return; - } - } + /* We didn't match anything in the decoder: UNDEF */ =20 illegal_op: unallocated_encoding(s); @@ -7606,12 +6298,8 @@ static void arm_tr_init_disas_context(DisasContextBa= se *dcbase, CPUState *cs) dc->hstr_active =3D EX_TBFLAG_A32(tb_flags, HSTR_ACTIVE); dc->ns =3D EX_TBFLAG_A32(tb_flags, NS); dc->vfp_enabled =3D EX_TBFLAG_A32(tb_flags, VFPEN); - if (arm_feature(env, ARM_FEATURE_XSCALE)) { - dc->c15_cpar =3D EX_TBFLAG_A32(tb_flags, XSCALE_CPAR); - } else { - dc->vec_len =3D EX_TBFLAG_A32(tb_flags, VECLEN); - dc->vec_stride =3D EX_TBFLAG_A32(tb_flags, VECSTRIDE); - } + dc->vec_len =3D EX_TBFLAG_A32(tb_flags, VECLEN); + dc->vec_stride =3D EX_TBFLAG_A32(tb_flags, VECSTRIDE); dc->sme_trap_nonstreaming =3D EX_TBFLAG_A32(tb_flags, SME_TRAP_NONSTREAMING); } @@ -7651,10 +6339,6 @@ static void arm_tr_init_disas_context(DisasContextBa= se *dcbase, CPUState *cs) int bound =3D -(dc->base.pc_first | TARGET_PAGE_MASK) / 4; dc->base.max_insns =3D MIN(dc->base.max_insns, bound); } - - cpu_V0 =3D tcg_temp_new_i64(); - cpu_V1 =3D tcg_temp_new_i64(); - cpu_M0 =3D tcg_temp_new_i64(); } =20 static void arm_tr_tb_start(DisasContextBase *dcbase, CPUState *cpu) --=20 2.43.0