Message ID | 20210207232310.2505283-7-f4bug@amsat.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | exec: Remove "tcg/tcg.h" from "exec/cpu_ldst.h" | expand |
Philippe Mathieu-Daudé <f4bug@amsat.org> writes: > Keep MMU functions in "exec/cpu_ldst.h", and move TLB functions > to "exec/exec-all.h". As tlb_addr_write() is only called in > accel/tcg/cputlb.c, make move it there as a static function. > > Doing so we removed the "tcg/tcg.h" dependency on "exec/cpu_ldst.h". > > Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > include/exec/cpu_ldst.h | 28 ---------------------------- > include/exec/exec-all.h | 16 ++++++++++++++++ > accel/tcg/cputlb.c | 9 +++++++++ > 3 files changed, 25 insertions(+), 28 deletions(-) > > diff --git a/include/exec/cpu_ldst.h b/include/exec/cpu_ldst.h > index ef54cb7e1f8..c1753a64dfd 100644 > --- a/include/exec/cpu_ldst.h > +++ b/include/exec/cpu_ldst.h > @@ -291,34 +291,6 @@ static inline void cpu_stq_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, > > #else > > -/* Needed for TCG_OVERSIZED_GUEST */ > -#include "tcg/tcg.h" > - > -static inline target_ulong tlb_addr_write(const CPUTLBEntry *entry) > -{ > -#if TCG_OVERSIZED_GUEST > - return entry->addr_write; > -#else > - return qatomic_read(&entry->addr_write); > -#endif > -} > - > -/* Find the TLB index corresponding to the mmu_idx + address pair. */ > -static inline uintptr_t tlb_index(CPUArchState *env, uintptr_t mmu_idx, > - target_ulong addr) > -{ > - uintptr_t size_mask = env_tlb(env)->f[mmu_idx].mask >> CPU_TLB_ENTRY_BITS; > - > - return (addr >> TARGET_PAGE_BITS) & size_mask; > -} > - > -/* Find the TLB entry corresponding to the mmu_idx + address pair. */ > -static inline CPUTLBEntry *tlb_entry(CPUArchState *env, uintptr_t mmu_idx, > - target_ulong addr) > -{ > - return &env_tlb(env)->f[mmu_idx].table[tlb_index(env, mmu_idx, addr)]; > -} > - > uint32_t cpu_ldub_mmuidx_ra(CPUArchState *env, abi_ptr addr, > int mmu_idx, uintptr_t ra); > int cpu_ldsb_mmuidx_ra(CPUArchState *env, abi_ptr addr, > diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h > index c5e8e355b7f..8e54b537189 100644 > --- a/include/exec/exec-all.h > +++ b/include/exec/exec-all.h > @@ -297,6 +297,22 @@ void tlb_set_page(CPUState *cpu, target_ulong vaddr, > hwaddr paddr, int prot, > int mmu_idx, target_ulong size); > > +/* Find the TLB index corresponding to the mmu_idx + address pair. */ > +static inline uintptr_t tlb_index(CPUArchState *env, uintptr_t mmu_idx, > + target_ulong addr) > +{ > + uintptr_t size_mask = env_tlb(env)->f[mmu_idx].mask >> CPU_TLB_ENTRY_BITS; > + > + return (addr >> TARGET_PAGE_BITS) & size_mask; > +} > + > +/* Find the TLB entry corresponding to the mmu_idx + address pair. */ > +static inline CPUTLBEntry *tlb_entry(CPUArchState *env, uintptr_t mmu_idx, > + target_ulong addr) > +{ > + return &env_tlb(env)->f[mmu_idx].table[tlb_index(env, mmu_idx, addr)]; > +} > + I wonder if throwing these into exec-all is worth it, could we not use the cputlb.h so we avoid too much kitchen sink for a header (after all we are trying to avoid recompilations and not everything needs detailed access to the tlb structures). > /* > * Find the iotlbentry for ptr. This *must* be present in the TLB > * because we just found the mapping. > diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c > index a6247da34a0..084d19b52d7 100644 > --- a/accel/tcg/cputlb.c > +++ b/accel/tcg/cputlb.c > @@ -429,6 +429,15 @@ void tlb_flush_all_cpus_synced(CPUState *src_cpu) > tlb_flush_by_mmuidx_all_cpus_synced(src_cpu, ALL_MMUIDX_BITS); > } > > +static inline target_ulong tlb_addr_write(const CPUTLBEntry *entry) > +{ > +#if TCG_OVERSIZED_GUEST > + return entry->addr_write; > +#else > + return qatomic_read(&entry->addr_write); > +#endif > +} You can drop the inline, compiler should know best what to do in this case. > void tlb_assert_iotlb_entry_for_ptr_present(CPUArchState *env, int ptr_mmu_idx, > uint64_t ptr, > MMUAccessType ptr_access,
diff --git a/include/exec/cpu_ldst.h b/include/exec/cpu_ldst.h index ef54cb7e1f8..c1753a64dfd 100644 --- a/include/exec/cpu_ldst.h +++ b/include/exec/cpu_ldst.h @@ -291,34 +291,6 @@ static inline void cpu_stq_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, #else -/* Needed for TCG_OVERSIZED_GUEST */ -#include "tcg/tcg.h" - -static inline target_ulong tlb_addr_write(const CPUTLBEntry *entry) -{ -#if TCG_OVERSIZED_GUEST - return entry->addr_write; -#else - return qatomic_read(&entry->addr_write); -#endif -} - -/* Find the TLB index corresponding to the mmu_idx + address pair. */ -static inline uintptr_t tlb_index(CPUArchState *env, uintptr_t mmu_idx, - target_ulong addr) -{ - uintptr_t size_mask = env_tlb(env)->f[mmu_idx].mask >> CPU_TLB_ENTRY_BITS; - - return (addr >> TARGET_PAGE_BITS) & size_mask; -} - -/* Find the TLB entry corresponding to the mmu_idx + address pair. */ -static inline CPUTLBEntry *tlb_entry(CPUArchState *env, uintptr_t mmu_idx, - target_ulong addr) -{ - return &env_tlb(env)->f[mmu_idx].table[tlb_index(env, mmu_idx, addr)]; -} - uint32_t cpu_ldub_mmuidx_ra(CPUArchState *env, abi_ptr addr, int mmu_idx, uintptr_t ra); int cpu_ldsb_mmuidx_ra(CPUArchState *env, abi_ptr addr, diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index c5e8e355b7f..8e54b537189 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -297,6 +297,22 @@ void tlb_set_page(CPUState *cpu, target_ulong vaddr, hwaddr paddr, int prot, int mmu_idx, target_ulong size); +/* Find the TLB index corresponding to the mmu_idx + address pair. */ +static inline uintptr_t tlb_index(CPUArchState *env, uintptr_t mmu_idx, + target_ulong addr) +{ + uintptr_t size_mask = env_tlb(env)->f[mmu_idx].mask >> CPU_TLB_ENTRY_BITS; + + return (addr >> TARGET_PAGE_BITS) & size_mask; +} + +/* Find the TLB entry corresponding to the mmu_idx + address pair. */ +static inline CPUTLBEntry *tlb_entry(CPUArchState *env, uintptr_t mmu_idx, + target_ulong addr) +{ + return &env_tlb(env)->f[mmu_idx].table[tlb_index(env, mmu_idx, addr)]; +} + /* * Find the iotlbentry for ptr. This *must* be present in the TLB * because we just found the mapping. diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index a6247da34a0..084d19b52d7 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -429,6 +429,15 @@ void tlb_flush_all_cpus_synced(CPUState *src_cpu) tlb_flush_by_mmuidx_all_cpus_synced(src_cpu, ALL_MMUIDX_BITS); } +static inline target_ulong tlb_addr_write(const CPUTLBEntry *entry) +{ +#if TCG_OVERSIZED_GUEST + return entry->addr_write; +#else + return qatomic_read(&entry->addr_write); +#endif +} + void tlb_assert_iotlb_entry_for_ptr_present(CPUArchState *env, int ptr_mmu_idx, uint64_t ptr, MMUAccessType ptr_access,
Keep MMU functions in "exec/cpu_ldst.h", and move TLB functions to "exec/exec-all.h". As tlb_addr_write() is only called in accel/tcg/cputlb.c, make move it there as a static function. Doing so we removed the "tcg/tcg.h" dependency on "exec/cpu_ldst.h". Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> --- include/exec/cpu_ldst.h | 28 ---------------------------- include/exec/exec-all.h | 16 ++++++++++++++++ accel/tcg/cputlb.c | 9 +++++++++ 3 files changed, 25 insertions(+), 28 deletions(-)