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Signed-off-by: Jason Chien Reviewed-by: Frank Chang Reviewed-by: Max Chou Reviewed-by: Daniel Henrique Barboza --- target/riscv/cpu.c | 1 + target/riscv/cpu_cfg.h | 1 + target/riscv/cpu_helper.c | 2 +- target/riscv/csr.c | 2 +- target/riscv/insn_trans/trans_rvv.c.inc | 4 ++-- target/riscv/tcg/tcg-cpu.c | 16 ++++++++-------- 6 files changed, 14 insertions(+), 12 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 36e3e5fdaf..851ac7372c 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -153,6 +153,7 @@ const RISCVIsaExtData isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zvbb, PRIV_VERSION_1_12_0, ext_zvbb), ISA_EXT_DATA_ENTRY(zvbc, PRIV_VERSION_1_12_0, ext_zvbc), ISA_EXT_DATA_ENTRY(zve32f, PRIV_VERSION_1_10_0, ext_zve32f), + ISA_EXT_DATA_ENTRY(zve32x, PRIV_VERSION_1_10_0, ext_zve32x), ISA_EXT_DATA_ENTRY(zve64f, PRIV_VERSION_1_10_0, ext_zve64f), ISA_EXT_DATA_ENTRY(zve64d, PRIV_VERSION_1_10_0, ext_zve64d), ISA_EXT_DATA_ENTRY(zvfbfmin, PRIV_VERSION_1_12_0, ext_zvfbfmin), diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index cb750154bd..dce49050c0 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -91,6 +91,7 @@ struct RISCVCPUConfig { bool ext_zhinx; bool ext_zhinxmin; bool ext_zve32f; + bool ext_zve32x; bool ext_zve64f; bool ext_zve64d; bool ext_zvbb; diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index fc090d729a..b13a50a665 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -72,7 +72,7 @@ void cpu_get_tb_cpu_state(CPURISCVState *env, vaddr *pc, *pc =3D env->xl =3D=3D MXL_RV32 ? env->pc & UINT32_MAX : env->pc; *cs_base =3D 0; =20 - if (cpu->cfg.ext_zve32f) { + if (cpu->cfg.ext_zve32x) { /* * If env->vl equals to VLMAX, we can use generic vector operation * expanders (GVEC) to accerlate the vector operations. diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 726096444f..d96feea5d3 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -93,7 +93,7 @@ static RISCVException fs(CPURISCVState *env, int csrno) =20 static RISCVException vs(CPURISCVState *env, int csrno) { - if (riscv_cpu_cfg(env)->ext_zve32f) { + if (riscv_cpu_cfg(env)->ext_zve32x) { #if !defined(CONFIG_USER_ONLY) if (!env->debugger && !riscv_cpu_vector_enabled(env)) { return RISCV_EXCP_ILLEGAL_INST; diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_tr= ans/trans_rvv.c.inc index 7d84e7d812..eec2939e23 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -149,7 +149,7 @@ static bool do_vsetvl(DisasContext *s, int rd, int rs1,= TCGv s2) { TCGv s1, dst; =20 - if (!require_rvv(s) || !s->cfg_ptr->ext_zve32f) { + if (!require_rvv(s) || !s->cfg_ptr->ext_zve32x) { return false; } =20 @@ -179,7 +179,7 @@ static bool do_vsetivli(DisasContext *s, int rd, TCGv s= 1, TCGv s2) { TCGv dst; =20 - if (!require_rvv(s) || !s->cfg_ptr->ext_zve32f) { + if (!require_rvv(s) || !s->cfg_ptr->ext_zve32x) { return false; } =20 diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index b5b95e052d..ff0d485e7f 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -511,9 +511,13 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) return; } =20 - if (cpu->cfg.ext_zve32f && !riscv_has_ext(env, RVF)) { - error_setg(errp, "Zve32f/Zve64f extensions require F extension"); - return; + /* The Zve32f extension depends on the Zve32x extension */ + if (cpu->cfg.ext_zve32f) { + if (!riscv_has_ext(env, RVF)) { + error_setg(errp, "Zve32f/Zve64f extensions require F extension= "); + return; + } + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve32x), true); } =20 if (cpu->cfg.ext_zvfh) { @@ -658,13 +662,9 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvbc), true); } =20 - /* - * In principle Zve*x would also suffice here, were they supported - * in qemu - */ if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkb || cpu->cfg.ext_zvkg || cpu->cfg.ext_zvkned || cpu->cfg.ext_zvknha || cpu->cfg.ext_zvksed= || - cpu->cfg.ext_zvksh) && !cpu->cfg.ext_zve32f) { + cpu->cfg.ext_zvksh) && !cpu->cfg.ext_zve32x) { error_setg(errp, "Vector crypto extensions require V or Zve* extensions"= ); return; --=20 2.43.2 From nobody Tue May 14 07:09:03 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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Mon, 25 Mar 2024 01:34:05 -0700 (PDT) From: Jason Chien To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Jason Chien , Frank Chang , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei Subject: [PATCH v2 2/5] target/riscv: Expose Zve32x extension to users Date: Mon, 25 Mar 2024 16:33:36 +0800 Message-ID: <20240325083346.16656-3-jason.chien@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240325083346.16656-1-jason.chien@sifive.com> References: <20240325083346.16656-1-jason.chien@sifive.com> 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=2607:f8b0:4864:20::52a; envelope-from=jason.chien@sifive.com; helo=mail-pg1-x52a.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 @sifive.com) X-ZM-MESSAGEID: 1711355739300100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: Jason Chien Reviewed-by: Frank Chang Reviewed-by: Max Chou --- target/riscv/cpu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 851ac7372c..6bd8798bb5 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -1473,6 +1473,7 @@ const RISCVCPUMultiExtConfig riscv_cpu_extensions[] = =3D { MULTI_EXT_CFG_BOOL("zfh", ext_zfh, false), MULTI_EXT_CFG_BOOL("zfhmin", ext_zfhmin, false), MULTI_EXT_CFG_BOOL("zve32f", ext_zve32f, false), + MULTI_EXT_CFG_BOOL("zve32x", ext_zve32x, false), MULTI_EXT_CFG_BOOL("zve64f", ext_zve64f, false), MULTI_EXT_CFG_BOOL("zve64d", ext_zve64d, false), MULTI_EXT_CFG_BOOL("zvfbfmin", ext_zvfbfmin, false), --=20 2.43.2 From nobody Tue May 14 07:09:03 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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Enabling Zve64f enables Zve64x and enabling Zve64x enables Zve32x according to their dependency. Signed-off-by: Jason Chien Reviewed-by: Frank Chang Reviewed-by: Max Chou Reviewed-by: Daniel Henrique Barboza --- target/riscv/cpu.c | 1 + target/riscv/cpu_cfg.h | 1 + target/riscv/tcg/tcg-cpu.c | 17 +++++++++++------ 3 files changed, 13 insertions(+), 6 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 6bd8798bb5..f6287bf892 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -156,6 +156,7 @@ const RISCVIsaExtData isa_edata_arr[] =3D { ISA_EXT_DATA_ENTRY(zve32x, PRIV_VERSION_1_10_0, ext_zve32x), ISA_EXT_DATA_ENTRY(zve64f, PRIV_VERSION_1_10_0, ext_zve64f), ISA_EXT_DATA_ENTRY(zve64d, PRIV_VERSION_1_10_0, ext_zve64d), + ISA_EXT_DATA_ENTRY(zve64x, PRIV_VERSION_1_10_0, ext_zve64x), ISA_EXT_DATA_ENTRY(zvfbfmin, PRIV_VERSION_1_12_0, ext_zvfbfmin), ISA_EXT_DATA_ENTRY(zvfbfwma, PRIV_VERSION_1_12_0, ext_zvfbfwma), ISA_EXT_DATA_ENTRY(zvfh, PRIV_VERSION_1_12_0, ext_zvfh), diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index dce49050c0..e1e4f32698 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -94,6 +94,7 @@ struct RISCVCPUConfig { bool ext_zve32x; bool ext_zve64f; bool ext_zve64d; + bool ext_zve64x; bool ext_zvbb; bool ext_zvbc; bool ext_zvkb; diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index ff0d485e7f..4ebebebe09 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -498,17 +498,22 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu,= Error **errp) =20 /* The Zve64d extension depends on the Zve64f extension */ if (cpu->cfg.ext_zve64d) { + if (!riscv_has_ext(env, RVD)) { + error_setg(errp, "Zve64d/V extensions require D extension"); + return; + } cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve64f), true); } =20 - /* The Zve64f extension depends on the Zve32f extension */ + /* The Zve64f extension depends on the Zve64x and Zve32f extensions */ if (cpu->cfg.ext_zve64f) { + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve64x), true); cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve32f), true); } =20 - if (cpu->cfg.ext_zve64d && !riscv_has_ext(env, RVD)) { - error_setg(errp, "Zve64d/V extensions require D extension"); - return; + /* The Zve64x extension depends on the Zve32x extension */ + if (cpu->cfg.ext_zve64x) { + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve32x), true); } =20 /* The Zve32f extension depends on the Zve32x extension */ @@ -670,10 +675,10 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu,= Error **errp) return; } =20 - if ((cpu->cfg.ext_zvbc || cpu->cfg.ext_zvknhb) && !cpu->cfg.ext_zve64f= ) { + if ((cpu->cfg.ext_zvbc || cpu->cfg.ext_zvknhb) && !cpu->cfg.ext_zve64x= ) { error_setg( errp, - "Zvbc and Zvknhb extensions require V or Zve64{f,d} extensions= "); + "Zvbc and Zvknhb extensions require V or Zve64x extensions"); return; } =20 --=20 2.43.2 From nobody Tue May 14 07:09:03 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; 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Mon, 25 Mar 2024 01:34:16 -0700 (PDT) From: Jason Chien To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Jason Chien , Frank Chang , Max Chou , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei Subject: [PATCH v2 4/5] target/riscv: Expose Zve64x extension to users Date: Mon, 25 Mar 2024 16:33:38 +0800 Message-ID: <20240325083346.16656-5-jason.chien@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240325083346.16656-1-jason.chien@sifive.com> References: <20240325083346.16656-1-jason.chien@sifive.com> 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=2607:f8b0:4864:20::634; envelope-from=jason.chien@sifive.com; helo=mail-pl1-x634.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, 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 @sifive.com) X-ZM-MESSAGEID: 1711355719311100011 Content-Type: text/plain; charset="utf-8" Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2107 Signed-off-by: Jason Chien Reviewed-by: Frank Chang Reviewed-by: Max Chou --- target/riscv/cpu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index f6287bf892..18e1ae66f4 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -1477,6 +1477,7 @@ const RISCVCPUMultiExtConfig riscv_cpu_extensions[] = =3D { MULTI_EXT_CFG_BOOL("zve32x", ext_zve32x, false), MULTI_EXT_CFG_BOOL("zve64f", ext_zve64f, false), MULTI_EXT_CFG_BOOL("zve64d", ext_zve64d, false), + MULTI_EXT_CFG_BOOL("zve64x", ext_zve64x, false), MULTI_EXT_CFG_BOOL("zvfbfmin", ext_zvfbfmin, false), MULTI_EXT_CFG_BOOL("zvfbfwma", ext_zvfbfwma, false), MULTI_EXT_CFG_BOOL("zvfh", ext_zvfh, false), --=20 2.43.2 From nobody Tue May 14 07:09:03 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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However, all vector extensions and vector crypto extensions have the vector registers and they all depend on Zve32x. The gdbstub should check for Zve32x instead. Signed-off-by: Jason Chien Reviewed-by: Frank Chang Reviewed-by: Max Chou --- target/riscv/gdbstub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/riscv/gdbstub.c b/target/riscv/gdbstub.c index be7a02cd90..d0cc5762c2 100644 --- a/target/riscv/gdbstub.c +++ b/target/riscv/gdbstub.c @@ -338,7 +338,7 @@ void riscv_cpu_register_gdb_regs_for_features(CPUState = *cs) gdb_find_static_feature("riscv-32bit-fpu.= xml"), 0); } - if (env->misa_ext & RVV) { + if (cpu->cfg.ext_zve32x) { gdb_register_coprocessor(cs, riscv_gdb_get_vector, riscv_gdb_set_vector, ricsv_gen_dynamic_vector_feature(cs, cs->= gdb_num_regs), --=20 2.43.2