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Iglesias" , Brian Cain , Song Gao , Xiaojuan Yang , Laurent Vivier , Aurelien Jarno , Jiaxun Yang , Aleksandar Rikalo , Chris Wulff , Marek Vasut , Stafford Horne , Daniel Henrique Barboza , =?utf-8?q?C=C3=A9dric_Le_G?= =?utf-8?q?oater?= , David Gibson , Greg Kurz , Nicholas Piggin , Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Liu Zhiwei , Yoshinori Sato , David Hildenbrand , Ilya Leoshkevich , Mark Cave-Ayland , Artyom Tarasenko , Bastian Koppelmann , Max Filippov , qemu-devel@nongnu.org, qemu-arm@nongnu.org, qemu-ppc@nongnu.org, qemu-riscv@nongnu.org, qemu-s390x@nongnu.org, Anton Kochkov , Akihiko Odaki Subject: [PATCH v4 06/25] hw/core/cpu: Replace gdb_core_xml_file with gdb_core_feature Date: Wed, 16 Aug 2023 23:51:27 +0900 Message-ID: <20230816145155.21049-7-akihiko.odaki@daynix.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230816145155.21049-1-akihiko.odaki@daynix.com> References: <20230816145155.21049-1-akihiko.odaki@daynix.com> MIME-Version: 1.0 Received-SPF: none client-ip=2607:f8b0:4864:20::42d; envelope-from=akihiko.odaki@daynix.com; helo=mail-pf1-x42d.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This is a tree-wide change to replace gdb_core_xml_file, the path to GDB XML file with gdb_core_feature, the pointer to GDBFeature. This also replaces the values assigned to gdb_num_core_regs with the num_regs member of GDBFeature where applicable to remove magic numbers. A following change will utilize additional information provided by GDBFeature to simplify XML file lookup. Signed-off-by: Akihiko Odaki --- include/hw/core/cpu.h | 5 +++-- target/s390x/cpu.h | 2 -- gdbstub/gdbstub.c | 6 +++--- target/arm/cpu.c | 4 ++-- target/arm/cpu64.c | 4 ++-- target/arm/tcg/cpu32.c | 3 ++- target/avr/cpu.c | 4 ++-- target/hexagon/cpu.c | 2 +- target/i386/cpu.c | 7 +++---- target/loongarch/cpu.c | 4 ++-- target/m68k/cpu.c | 7 ++++--- target/microblaze/cpu.c | 4 ++-- target/ppc/cpu_init.c | 4 ++-- target/riscv/cpu.c | 7 ++++--- target/rx/cpu.c | 4 ++-- target/s390x/cpu.c | 4 ++-- 16 files changed, 36 insertions(+), 35 deletions(-) diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index fdcbe87352..84219c1885 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -23,6 +23,7 @@ #include "hw/qdev-core.h" #include "disas/dis-asm.h" #include "exec/cpu-common.h" +#include "exec/gdbstub.h" #include "exec/hwaddr.h" #include "exec/memattrs.h" #include "qapi/qapi-types-run-state.h" @@ -127,7 +128,7 @@ struct SysemuCPUOps; * breakpoint. Used by AVR to handle a gdb mis-feature with * its Harvard architecture split code and data. * @gdb_num_core_regs: Number of core registers accessible to GDB. - * @gdb_core_xml_file: File name for core registers GDB XML description. + * @gdb_core_feature: GDB core feature description. * @gdb_stop_before_watchpoint: Indicates whether GDB expects the CPU to stop * before the insn which triggers a watchpoint rather than after it. * @gdb_arch_name: Optional callback that returns the architecture name known @@ -163,7 +164,7 @@ struct CPUClass { int (*gdb_write_register)(CPUState *cpu, uint8_t *buf, int reg); vaddr (*gdb_adjust_breakpoint)(CPUState *cpu, vaddr addr); - const char *gdb_core_xml_file; + const GDBFeature *gdb_core_feature; gchar * (*gdb_arch_name)(CPUState *cpu); const char * (*gdb_get_dynamic_xml)(CPUState *cpu, const char *xmlname); diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index eb5b65b7d3..c5bac3230c 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -451,8 +451,6 @@ static inline void cpu_get_tb_cpu_state(CPUS390XState *env, vaddr *pc, #define S390_R13_REGNUM 15 #define S390_R14_REGNUM 16 #define S390_R15_REGNUM 17 -/* Total Core Registers. */ -#define S390_NUM_CORE_REGS 18 static inline void setcc(S390CPU *cpu, uint64_t cc) { diff --git a/gdbstub/gdbstub.c b/gdbstub/gdbstub.c index 5829e82073..293e8ea439 100644 --- a/gdbstub/gdbstub.c +++ b/gdbstub/gdbstub.c @@ -386,7 +386,7 @@ static const char *get_feature_xml(const char *p, const char **newp, g_free(arch); } pstrcat(buf, buf_sz, "gdb_core_xml_file); + pstrcat(buf, buf_sz, cc->gdb_core_feature->xmlname); pstrcat(buf, buf_sz, "\"/>"); for (r = cpu->gdb_regs; r; r = r->next) { pstrcat(buf, buf_sz, "gdb_core_xml_file) { + if (cc->gdb_core_feature) { g_string_append(gdbserver_state.str_buf, ";qXfer:features:read+"); } @@ -1548,7 +1548,7 @@ static void handle_query_xfer_features(GArray *params, void *user_ctx) process = gdb_get_cpu_process(gdbserver_state.g_cpu); cc = CPU_GET_CLASS(gdbserver_state.g_cpu); - if (!cc->gdb_core_xml_file) { + if (!cc->gdb_core_feature) { gdb_put_packet(""); return; } diff --git a/target/arm/cpu.c b/target/arm/cpu.c index d71a162070..a206ab6b1b 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2353,7 +2353,6 @@ static void arm_cpu_class_init(ObjectClass *oc, void *data) #ifndef CONFIG_USER_ONLY cc->sysemu_ops = &arm_sysemu_ops; #endif - cc->gdb_num_core_regs = 26; cc->gdb_arch_name = arm_gdb_arch_name; cc->gdb_get_dynamic_xml = arm_gdb_get_dynamic_xml; cc->gdb_stop_before_watchpoint = true; @@ -2378,7 +2377,8 @@ static void cpu_register_class_init(ObjectClass *oc, void *data) CPUClass *cc = CPU_CLASS(acc); acc->info = data; - cc->gdb_core_xml_file = "arm-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("arm-core.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; } void arm_cpu_register(const ARMCPUInfo *info) diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index 96158093cc..9c2a226159 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -754,8 +754,8 @@ static void aarch64_cpu_class_init(ObjectClass *oc, void *data) cc->gdb_read_register = aarch64_cpu_gdb_read_register; cc->gdb_write_register = aarch64_cpu_gdb_write_register; - cc->gdb_num_core_regs = 34; - cc->gdb_core_xml_file = "aarch64-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("aarch64-core.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; cc->gdb_arch_name = aarch64_gdb_arch_name; object_class_property_add_bool(oc, "aarch64", aarch64_cpu_get_aarch64, diff --git a/target/arm/tcg/cpu32.c b/target/arm/tcg/cpu32.c index 47d2e8e781..49a823ad58 100644 --- a/target/arm/tcg/cpu32.c +++ b/target/arm/tcg/cpu32.c @@ -1040,7 +1040,8 @@ static void arm_v7m_class_init(ObjectClass *oc, void *data) acc->info = data; cc->tcg_ops = &arm_v7m_tcg_ops; - cc->gdb_core_xml_file = "arm-m-profile.xml"; + cc->gdb_core_feature = gdb_find_static_feature("arm-m-profile.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; } #ifndef TARGET_AARCH64 diff --git a/target/avr/cpu.c b/target/avr/cpu.c index 8f741f258c..217adc64cb 100644 --- a/target/avr/cpu.c +++ b/target/avr/cpu.c @@ -246,8 +246,8 @@ static void avr_cpu_class_init(ObjectClass *oc, void *data) cc->gdb_read_register = avr_cpu_gdb_read_register; cc->gdb_write_register = avr_cpu_gdb_write_register; cc->gdb_adjust_breakpoint = avr_cpu_gdb_adjust_breakpoint; - cc->gdb_num_core_regs = 35; - cc->gdb_core_xml_file = "avr-cpu.xml"; + cc->gdb_core_feature = gdb_find_static_feature("avr-cpu.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; cc->tcg_ops = &avr_tcg_ops; } diff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c index f155936289..b54162cbeb 100644 --- a/target/hexagon/cpu.c +++ b/target/hexagon/cpu.c @@ -391,7 +391,7 @@ static void hexagon_cpu_class_init(ObjectClass *c, void *data) cc->gdb_write_register = hexagon_gdb_write_register; cc->gdb_num_core_regs = TOTAL_PER_THREAD_REGS; cc->gdb_stop_before_watchpoint = true; - cc->gdb_core_xml_file = "hexagon-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("hexagon-core.xml"); cc->disas_set_info = hexagon_cpu_disas_set_info; cc->tcg_ops = &hexagon_tcg_ops; } diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 97ad229d8b..069410985f 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -7963,12 +7963,11 @@ static void x86_cpu_common_class_init(ObjectClass *oc, void *data) cc->gdb_arch_name = x86_gdb_arch_name; #ifdef TARGET_X86_64 - cc->gdb_core_xml_file = "i386-64bit.xml"; - cc->gdb_num_core_regs = 66; + cc->gdb_core_feature = gdb_find_static_feature("i386-64bit.xml"); #else - cc->gdb_core_xml_file = "i386-32bit.xml"; - cc->gdb_num_core_regs = 50; + cc->gdb_core_feature = gdb_find_static_feature("i386-32bit.xml"); #endif + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; cc->disas_set_info = x86_disas_set_info; dc->user_creatable = true; diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index ad93ecac92..b204cb279d 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -722,8 +722,8 @@ static void loongarch_cpu_class_init(ObjectClass *c, void *data) cc->gdb_read_register = loongarch_cpu_gdb_read_register; cc->gdb_write_register = loongarch_cpu_gdb_write_register; cc->disas_set_info = loongarch_cpu_disas_set_info; - cc->gdb_num_core_regs = 35; - cc->gdb_core_xml_file = "loongarch-base64.xml"; + cc->gdb_core_feature = gdb_find_static_feature("loongarch-base64.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; cc->gdb_stop_before_watchpoint = true; cc->gdb_arch_name = loongarch_gdb_arch_name; diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c index 70d58471dc..2bd7238aa8 100644 --- a/target/m68k/cpu.c +++ b/target/m68k/cpu.c @@ -572,7 +572,6 @@ static void m68k_cpu_class_init(ObjectClass *c, void *data) #endif cc->disas_set_info = m68k_cpu_disas_set_info; - cc->gdb_num_core_regs = 18; cc->tcg_ops = &m68k_tcg_ops; } @@ -580,7 +579,8 @@ static void m68k_cpu_class_init_cf_core(ObjectClass *c, void *data) { CPUClass *cc = CPU_CLASS(c); - cc->gdb_core_xml_file = "cf-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("cf-core.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; } #define DEFINE_M68K_CPU_TYPE_CF(model) \ @@ -595,7 +595,8 @@ static void m68k_cpu_class_init_m68k_core(ObjectClass *c, void *data) { CPUClass *cc = CPU_CLASS(c); - cc->gdb_core_xml_file = "m68k-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("m68k-core.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; } #define DEFINE_M68K_CPU_TYPE_M68K(model) \ diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c index 03c2c4db1f..47f37c2519 100644 --- a/target/microblaze/cpu.c +++ b/target/microblaze/cpu.c @@ -428,8 +428,8 @@ static void mb_cpu_class_init(ObjectClass *oc, void *data) cc->sysemu_ops = &mb_sysemu_ops; #endif device_class_set_props(dc, mb_properties); - cc->gdb_num_core_regs = 32 + 25; - cc->gdb_core_xml_file = "microblaze-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("microblaze-core.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; cc->disas_set_info = mb_disas_set_info; cc->tcg_ops = &mb_tcg_ops; diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index 02b7aad9b0..eb56226865 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -7381,9 +7381,9 @@ static void ppc_cpu_class_init(ObjectClass *oc, void *data) cc->gdb_arch_name = ppc_gdb_arch_name; #if defined(TARGET_PPC64) - cc->gdb_core_xml_file = "power64-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("power64-core.xml"); #else - cc->gdb_core_xml_file = "power-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("power-core.xml"); #endif cc->disas_set_info = ppc_disas_set_info; diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 6b93b04453..36de35270d 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -1031,11 +1031,11 @@ static void riscv_cpu_validate_misa_mxl(RISCVCPU *cpu, Error **errp) #ifdef TARGET_RISCV64 case MXL_RV64: case MXL_RV128: - cc->gdb_core_xml_file = "riscv-64bit-cpu.xml"; + cc->gdb_core_feature = gdb_find_static_feature("riscv-64bit-cpu.xml"); break; #endif case MXL_RV32: - cc->gdb_core_xml_file = "riscv-32bit-cpu.xml"; + cc->gdb_core_feature = gdb_find_static_feature("riscv-32bit-cpu.xml"); break; default: g_assert_not_reached(); @@ -1045,6 +1045,8 @@ static void riscv_cpu_validate_misa_mxl(RISCVCPU *cpu, Error **errp) error_setg(errp, "misa_mxl_max must be equal to misa_mxl"); return; } + + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; } /* @@ -2138,7 +2140,6 @@ static void riscv_cpu_class_init(ObjectClass *c, void *data) cc->get_pc = riscv_cpu_get_pc; cc->gdb_read_register = riscv_cpu_gdb_read_register; cc->gdb_write_register = riscv_cpu_gdb_write_register; - cc->gdb_num_core_regs = 33; cc->gdb_stop_before_watchpoint = true; cc->disas_set_info = riscv_cpu_disas_set_info; #ifndef CONFIG_USER_ONLY diff --git a/target/rx/cpu.c b/target/rx/cpu.c index 157e57da0f..b139265728 100644 --- a/target/rx/cpu.c +++ b/target/rx/cpu.c @@ -239,8 +239,8 @@ static void rx_cpu_class_init(ObjectClass *klass, void *data) cc->gdb_write_register = rx_cpu_gdb_write_register; cc->disas_set_info = rx_cpu_disas_set_info; - cc->gdb_num_core_regs = 26; - cc->gdb_core_xml_file = "rx-core.xml"; + cc->gdb_core_feature = gdb_find_static_feature("rx-core.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; cc->tcg_ops = &rx_tcg_ops; } diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c index df167493c3..2a2ff8cbdc 100644 --- a/target/s390x/cpu.c +++ b/target/s390x/cpu.c @@ -348,8 +348,8 @@ static void s390_cpu_class_init(ObjectClass *oc, void *data) s390_cpu_class_init_sysemu(cc); #endif cc->disas_set_info = s390_cpu_disas_set_info; - cc->gdb_num_core_regs = S390_NUM_CORE_REGS; - cc->gdb_core_xml_file = "s390x-core64.xml"; + cc->gdb_core_feature = gdb_find_static_feature("s390x-core64.xml"); + cc->gdb_num_core_regs = cc->gdb_core_feature->num_regs; cc->gdb_arch_name = s390_gdb_arch_name; s390_cpu_model_class_register_props(oc);