Re: [PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower CPU QOM cast macro
On 27/1/24 13:21, Zhao Liu wrote: Hi Philippe, On Fri, Jan 26, 2024 at 11:03:52PM +0100, Philippe Mathieu-Daudé wrote: Date: Fri, 26 Jan 2024 23:03:52 +0100 From: Philippe Mathieu-Daudé Subject: [PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower CPU QOM cast macro X-Mailer: git-send-email 2.41.0 Mechanical patch produced running the command documented in scripts/coccinelle/cpu_env.cocci_template header. Signed-off-by: Philippe Mathieu-Daudé --- target/i386/hvf/vmx.h | 13 +++--- hw/i386/vmmouse.c | 6 ++--- hw/i386/xen/xen-hvm.c | 3 +-- target/i386/arch_memory_mapping.c | 3 +-- target/i386/cpu-dump.c | 3 +-- target/i386/cpu.c | 37 +-- target/i386/helper.c| 39 - target/i386/hvf/hvf.c | 8 ++ target/i386/hvf/x86.c | 4 +-- target/i386/hvf/x86_emu.c | 6 ++--- target/i386/hvf/x86_task.c | 10 +++- target/i386/hvf/x86hvf.c| 6 ++--- target/i386/kvm/kvm.c | 6 ++--- target/i386/kvm/xen-emu.c | 32 --- target/i386/tcg/sysemu/bpt_helper.c | 3 +-- target/i386/tcg/tcg-cpu.c | 14 +++ target/i386/tcg/user/excp_helper.c | 3 +-- target/i386/tcg/user/seg_helper.c | 3 +-- 18 files changed, 59 insertions(+), 140 deletions(-) [snip] diff --git a/target/i386/hvf/x86hvf.c b/target/i386/hvf/x86hvf.c index 3b1ef5f49a..1e7fd587fe 100644 --- a/target/i386/hvf/x86hvf.c +++ b/target/i386/hvf/x86hvf.c @@ -238,8 +238,7 @@ void hvf_get_msrs(CPUState *cs) int hvf_put_registers(CPUState *cs) { -X86CPU *x86cpu = X86_CPU(cs); -CPUX86State *env = &x86cpu->env; +CPUX86State *env = cpu_env(cs); wreg(cs->accel->fd, HV_X86_RAX, env->regs[R_EAX]); wreg(cs->accel->fd, HV_X86_RBX, env->regs[R_EBX]); @@ -282,8 +281,7 @@ int hvf_put_registers(CPUState *cs) int hvf_get_registers(CPUState *cs) { -X86CPU *x86cpu = X86_CPU(cs); -CPUX86State *env = &x86cpu->env; +CPUX86State *env = cpu_env(cs); env->regs[R_EAX] = rreg(cs->accel->fd, HV_X86_RAX); env->regs[R_EBX] = rreg(cs->accel->fd, HV_X86_RBX); In this file, there's another corner case: diff --git a/target/i386/hvf/x86hvf.c b/target/i386/hvf/x86hvf.c index 3b1ef5f49a8a..9a145aa5aa4f 100644 --- a/target/i386/hvf/x86hvf.c +++ b/target/i386/hvf/x86hvf.c @@ -342,8 +342,7 @@ void vmx_clear_int_window_exiting(CPUState *cs) bool hvf_inject_interrupts(CPUState *cs) { -X86CPU *x86cpu = X86_CPU(cs); -CPUX86State *env = &x86cpu->env; +CPUX86State *env = cpu_env(cs); uint8_t vector; uint64_t intr_type; @@ -408,7 +407,7 @@ bool hvf_inject_interrupts(CPUState *cs) if (!(env->hflags & HF_INHIBIT_IRQ_MASK) && (cs->interrupt_request & CPU_INTERRUPT_HARD) && (env->eflags & IF_MASK) && !(info & VMCS_INTR_VALID)) { -int line = cpu_get_pic_interrupt(&x86cpu->env); +int line = cpu_get_pic_interrupt(env); cs->interrupt_request &= ~CPU_INTERRUPT_HARD; if (line >= 0) { wvmcs(cs->accel->fd, VMCS_ENTRY_INTR_INFO, line | For this special case, I'm not sure if the script can cover it as well, otherwise maybe it's OK to be cleaned up manually ;-). BTW I forgot to mention I had to skip target/i386/tcg/translate.c (7100 LoC) because it is too complex for Coccinelle.
Re: [PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower CPU QOM cast macro
Hi Philippe, On Fri, Jan 26, 2024 at 11:03:52PM +0100, Philippe Mathieu-Daudé wrote: > Date: Fri, 26 Jan 2024 23:03:52 +0100 > From: Philippe Mathieu-Daudé > Subject: [PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower > CPU QOM cast macro > X-Mailer: git-send-email 2.41.0 > > Mechanical patch produced running the command documented > in scripts/coccinelle/cpu_env.cocci_template header. > > Signed-off-by: Philippe Mathieu-Daudé > --- > target/i386/hvf/vmx.h | 13 +++--- > hw/i386/vmmouse.c | 6 ++--- > hw/i386/xen/xen-hvm.c | 3 +-- > target/i386/arch_memory_mapping.c | 3 +-- > target/i386/cpu-dump.c | 3 +-- > target/i386/cpu.c | 37 +-- > target/i386/helper.c| 39 - > target/i386/hvf/hvf.c | 8 ++ > target/i386/hvf/x86.c | 4 +-- > target/i386/hvf/x86_emu.c | 6 ++--- > target/i386/hvf/x86_task.c | 10 +++- > target/i386/hvf/x86hvf.c| 6 ++--- > target/i386/kvm/kvm.c | 6 ++--- > target/i386/kvm/xen-emu.c | 32 --- > target/i386/tcg/sysemu/bpt_helper.c | 3 +-- > target/i386/tcg/tcg-cpu.c | 14 +++ > target/i386/tcg/user/excp_helper.c | 3 +-- > target/i386/tcg/user/seg_helper.c | 3 +-- > 18 files changed, 59 insertions(+), 140 deletions(-) > [snip] > diff --git a/target/i386/hvf/x86hvf.c b/target/i386/hvf/x86hvf.c > index 3b1ef5f49a..1e7fd587fe 100644 > --- a/target/i386/hvf/x86hvf.c > +++ b/target/i386/hvf/x86hvf.c > @@ -238,8 +238,7 @@ void hvf_get_msrs(CPUState *cs) > > int hvf_put_registers(CPUState *cs) > { > -X86CPU *x86cpu = X86_CPU(cs); > -CPUX86State *env = &x86cpu->env; > +CPUX86State *env = cpu_env(cs); > > wreg(cs->accel->fd, HV_X86_RAX, env->regs[R_EAX]); > wreg(cs->accel->fd, HV_X86_RBX, env->regs[R_EBX]); > @@ -282,8 +281,7 @@ int hvf_put_registers(CPUState *cs) > > int hvf_get_registers(CPUState *cs) > { > -X86CPU *x86cpu = X86_CPU(cs); > -CPUX86State *env = &x86cpu->env; > +CPUX86State *env = cpu_env(cs); > > env->regs[R_EAX] = rreg(cs->accel->fd, HV_X86_RAX); > env->regs[R_EBX] = rreg(cs->accel->fd, HV_X86_RBX); In this file, there's another corner case: diff --git a/target/i386/hvf/x86hvf.c b/target/i386/hvf/x86hvf.c index 3b1ef5f49a8a..9a145aa5aa4f 100644 --- a/target/i386/hvf/x86hvf.c +++ b/target/i386/hvf/x86hvf.c @@ -342,8 +342,7 @@ void vmx_clear_int_window_exiting(CPUState *cs) bool hvf_inject_interrupts(CPUState *cs) { -X86CPU *x86cpu = X86_CPU(cs); -CPUX86State *env = &x86cpu->env; +CPUX86State *env = cpu_env(cs); uint8_t vector; uint64_t intr_type; @@ -408,7 +407,7 @@ bool hvf_inject_interrupts(CPUState *cs) if (!(env->hflags & HF_INHIBIT_IRQ_MASK) && (cs->interrupt_request & CPU_INTERRUPT_HARD) && (env->eflags & IF_MASK) && !(info & VMCS_INTR_VALID)) { -int line = cpu_get_pic_interrupt(&x86cpu->env); +int line = cpu_get_pic_interrupt(env); cs->interrupt_request &= ~CPU_INTERRUPT_HARD; if (line >= 0) { wvmcs(cs->accel->fd, VMCS_ENTRY_INTR_INFO, line | For this special case, I'm not sure if the script can cover it as well, otherwise maybe it's OK to be cleaned up manually ;-). > diff --git a/target/i386/tcg/user/excp_helper.c > b/target/i386/tcg/user/excp_helper.c > index b3bdb7831a..bfcae9f39e 100644 > --- a/target/i386/tcg/user/excp_helper.c > +++ b/target/i386/tcg/user/excp_helper.c > @@ -26,8 +26,7 @@ void x86_cpu_record_sigsegv(CPUState *cs, vaddr addr, > MMUAccessType access_type, > bool maperr, uintptr_t ra) > { > -X86CPU *cpu = X86_CPU(cs); > -CPUX86State *env = &cpu->env; > +CPUX86State *env = cpu_env(cs); > > /* > * The error_code that hw reports as part of the exception frame In this file, there's another case: diff --git a/target/i386/tcg/user/excp_helper.c b/target/i386/tcg/user/excp_helper.c index b3bdb7831a7a..02fcd64fc080 100644 --- a/target/i386/tcg/user/excp_helper.c +++ b/target/i386/tcg/user/excp_helper.c @@ -52,6 +52,5 @@ void x86_cpu_record_sigsegv(CPUState *cs, vaddr addr, void x86_cpu_record_sigbus(CPUState *cs, vaddr addr, MMUAccessType access_type, uintptr_t ra) { -X86CPU *cpu = X86_CPU(cs); -handle_unaligned_access(&cpu->env, addr, access_type, ra); +handle_unaligned_access(cpu_env(cs), addr, access_type, ra); } [snip] LGTM. Reviewed-by: Zhao Liu
Re: [PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower CPU QOM cast macro
On Fri, 2024-01-26 at 23:03 +0100, Philippe Mathieu-Daudé wrote: > Mechanical patch produced running the command documented > in scripts/coccinelle/cpu_env.cocci_template header. > > Signed-off-by: Philippe Mathieu-Daudé > --- For the KVM/Xen parts Acked-by: David Woodhouse smime.p7s Description: S/MIME cryptographic signature
Re: [PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower CPU QOM cast macro
On 1/27/24 08:03, Philippe Mathieu-Daudé wrote: Mechanical patch produced running the command documented in scripts/coccinelle/cpu_env.cocci_template header. Signed-off-by: Philippe Mathieu-Daudé --- target/i386/hvf/vmx.h | 13 +++--- hw/i386/vmmouse.c | 6 ++--- hw/i386/xen/xen-hvm.c | 3 +-- target/i386/arch_memory_mapping.c | 3 +-- target/i386/cpu-dump.c | 3 +-- target/i386/cpu.c | 37 +-- target/i386/helper.c| 39 - target/i386/hvf/hvf.c | 8 ++ target/i386/hvf/x86.c | 4 +-- target/i386/hvf/x86_emu.c | 6 ++--- target/i386/hvf/x86_task.c | 10 +++- target/i386/hvf/x86hvf.c| 6 ++--- target/i386/kvm/kvm.c | 6 ++--- target/i386/kvm/xen-emu.c | 32 --- target/i386/tcg/sysemu/bpt_helper.c | 3 +-- target/i386/tcg/tcg-cpu.c | 14 +++ target/i386/tcg/user/excp_helper.c | 3 +-- target/i386/tcg/user/seg_helper.c | 3 +-- 18 files changed, 59 insertions(+), 140 deletions(-) Reviewed-by: Richard Henderson r~
[PATCH v2 10/23] target/i386: Prefer fast cpu_env() over slower CPU QOM cast macro
Mechanical patch produced running the command documented in scripts/coccinelle/cpu_env.cocci_template header. Signed-off-by: Philippe Mathieu-Daudé --- target/i386/hvf/vmx.h | 13 +++--- hw/i386/vmmouse.c | 6 ++--- hw/i386/xen/xen-hvm.c | 3 +-- target/i386/arch_memory_mapping.c | 3 +-- target/i386/cpu-dump.c | 3 +-- target/i386/cpu.c | 37 +-- target/i386/helper.c| 39 - target/i386/hvf/hvf.c | 8 ++ target/i386/hvf/x86.c | 4 +-- target/i386/hvf/x86_emu.c | 6 ++--- target/i386/hvf/x86_task.c | 10 +++- target/i386/hvf/x86hvf.c| 6 ++--- target/i386/kvm/kvm.c | 6 ++--- target/i386/kvm/xen-emu.c | 32 --- target/i386/tcg/sysemu/bpt_helper.c | 3 +-- target/i386/tcg/tcg-cpu.c | 14 +++ target/i386/tcg/user/excp_helper.c | 3 +-- target/i386/tcg/user/seg_helper.c | 3 +-- 18 files changed, 59 insertions(+), 140 deletions(-) diff --git a/target/i386/hvf/vmx.h b/target/i386/hvf/vmx.h index 0fffcfa46c..1ad042269b 100644 --- a/target/i386/hvf/vmx.h +++ b/target/i386/hvf/vmx.h @@ -175,8 +175,7 @@ static inline void macvm_set_cr4(hv_vcpuid_t vcpu, uint64_t cr4) static inline void macvm_set_rip(CPUState *cpu, uint64_t rip) { -X86CPU *x86_cpu = X86_CPU(cpu); -CPUX86State *env = &x86_cpu->env; +CPUX86State *env = cpu_env(cpu); uint64_t val; /* BUG, should take considering overlap.. */ @@ -196,10 +195,7 @@ static inline void macvm_set_rip(CPUState *cpu, uint64_t rip) static inline void vmx_clear_nmi_blocking(CPUState *cpu) { -X86CPU *x86_cpu = X86_CPU(cpu); -CPUX86State *env = &x86_cpu->env; - -env->hflags2 &= ~HF2_NMI_MASK; +cpu_env(cpu)->hflags2 &= ~HF2_NMI_MASK; uint32_t gi = (uint32_t) rvmcs(cpu->accel->fd, VMCS_GUEST_INTERRUPTIBILITY); gi &= ~VMCS_INTERRUPTIBILITY_NMI_BLOCKING; wvmcs(cpu->accel->fd, VMCS_GUEST_INTERRUPTIBILITY, gi); @@ -207,10 +203,7 @@ static inline void vmx_clear_nmi_blocking(CPUState *cpu) static inline void vmx_set_nmi_blocking(CPUState *cpu) { -X86CPU *x86_cpu = X86_CPU(cpu); -CPUX86State *env = &x86_cpu->env; - -env->hflags2 |= HF2_NMI_MASK; +cpu_env(cpu)->hflags2 |= HF2_NMI_MASK; uint32_t gi = (uint32_t)rvmcs(cpu->accel->fd, VMCS_GUEST_INTERRUPTIBILITY); gi |= VMCS_INTERRUPTIBILITY_NMI_BLOCKING; wvmcs(cpu->accel->fd, VMCS_GUEST_INTERRUPTIBILITY, gi); diff --git a/hw/i386/vmmouse.c b/hw/i386/vmmouse.c index a8d014d09a..f292a14a15 100644 --- a/hw/i386/vmmouse.c +++ b/hw/i386/vmmouse.c @@ -74,8 +74,7 @@ struct VMMouseState { static void vmmouse_get_data(uint32_t *data) { -X86CPU *cpu = X86_CPU(current_cpu); -CPUX86State *env = &cpu->env; +CPUX86State *env = cpu_env(current_cpu); data[0] = env->regs[R_EAX]; data[1] = env->regs[R_EBX]; data[2] = env->regs[R_ECX]; data[3] = env->regs[R_EDX]; @@ -84,8 +83,7 @@ static void vmmouse_get_data(uint32_t *data) static void vmmouse_set_data(const uint32_t *data) { -X86CPU *cpu = X86_CPU(current_cpu); -CPUX86State *env = &cpu->env; +CPUX86State *env = cpu_env(current_cpu); env->regs[R_EAX] = data[0]; env->regs[R_EBX] = data[1]; env->regs[R_ECX] = data[2]; env->regs[R_EDX] = data[3]; diff --git a/hw/i386/xen/xen-hvm.c b/hw/i386/xen/xen-hvm.c index f42621e674..61e5060117 100644 --- a/hw/i386/xen/xen-hvm.c +++ b/hw/i386/xen/xen-hvm.c @@ -487,8 +487,7 @@ static void regs_to_cpu(vmware_regs_t *vmport_regs, ioreq_t *req) static void regs_from_cpu(vmware_regs_t *vmport_regs) { -X86CPU *cpu = X86_CPU(current_cpu); -CPUX86State *env = &cpu->env; +CPUX86State *env = cpu_env(current_cpu); vmport_regs->ebx = env->regs[R_EBX]; vmport_regs->ecx = env->regs[R_ECX]; diff --git a/target/i386/arch_memory_mapping.c b/target/i386/arch_memory_mapping.c index d1ff659128..c0604d5956 100644 --- a/target/i386/arch_memory_mapping.c +++ b/target/i386/arch_memory_mapping.c @@ -269,8 +269,7 @@ static void walk_pml5e(MemoryMappingList *list, AddressSpace *as, bool x86_cpu_get_memory_mapping(CPUState *cs, MemoryMappingList *list, Error **errp) { -X86CPU *cpu = X86_CPU(cs); -CPUX86State *env = &cpu->env; +CPUX86State *env = cpu_env(cs); int32_t a20_mask; if (!cpu_paging_enabled(cs)) { diff --git a/target/i386/cpu-dump.c b/target/i386/cpu-dump.c index 40697064d9..5459d84abd 100644 --- a/target/i386/cpu-dump.c +++ b/target/i386/cpu-dump.c @@ -343,8 +343,7 @@ void x86_cpu_dump_local_apic_state(CPUState *cs, int flags) void x86_cpu_dump_state(CPUState *cs, FILE *f, int flags) { -X86CPU *cpu = X86_CPU(cs); -CPUX86State *env = &cpu->env; +CPUX86State *env = cpu_env(cs); int eflags, i, nb; char cc_op_name[32]; static const