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Re: [Qemu-arm] [PATCH v2] Fix confusing argument names in some common fu
From: |
David Gibson |
Subject: |
Re: [Qemu-arm] [PATCH v2] Fix confusing argument names in some common functions |
Date: |
Thu, 16 Jun 2016 10:53:05 +1000 |
User-agent: |
Mutt/1.6.1 (2016-04-27) |
On Wed, Jun 15, 2016 at 01:45:58PM +0300, Sergey Sorokin wrote:
> 15.06.2016, 06:03, "David Gibson" <address@hidden>:
> > On Tue, Jun 14, 2016 at 03:26:17PM +0300, Sergey Sorokin wrote:
> >> There are functions tlb_fill(), cpu_unaligned_access() and
> >> do_unaligned_access() that are called with access type and mmu index
> >> arguments. But these arguments are named 'is_write' and 'is_user' in their
> >> declarations. The patches fix the arguments to avoid a confusion.
> >>
> >> Signed-off-by: Sergey Sorokin <address@hidden>
> >> ---
> >> In the second version of the patch a type of access_type argument
> >> was changed from int to MMUAccessType. To allow it the declaration of
> >> MMUAccessType was moved from exec/cpu-common.h into qom/cpu.h
> >> The series of two patches was merged into one.
> >>
> >> include/exec/cpu-common.h | 6 ------
> >> include/exec/exec-all.h | 4 ++--
> >> include/qom/cpu.h | 15 +++++++++++----
> >> target-alpha/cpu.h | 3 ++-
> >> target-alpha/mem_helper.c | 7 ++++---
> >> target-arm/internals.h | 5 +++--
> >> target-arm/op_helper.c | 30 +++++++++++++++++-------------
> >> target-cris/op_helper.c | 6 +++---
> >> target-i386/mem_helper.c | 6 +++---
> >> target-lm32/op_helper.c | 6 +++---
> >> target-m68k/op_helper.c | 6 +++---
> >> target-microblaze/op_helper.c | 6 +++---
> >> target-mips/cpu.h | 3 ++-
> >> target-mips/op_helper.c | 10 +++++-----
> >> target-moxie/helper.c | 6 +++---
> >> target-openrisc/mmu_helper.c | 4 ++--
> >> target-ppc/mmu_helper.c | 8 ++++----
> >> target-s390x/mem_helper.c | 6 +++---
> >> target-sh4/op_helper.c | 6 +++---
> >> target-sparc/cpu.h | 7 ++++---
> >> target-sparc/ldst_helper.c | 13 +++++++------
> >> target-tricore/op_helper.c | 6 +++---
> >> target-unicore32/op_helper.c | 4 ++--
> >> target-xtensa/cpu.h | 3 ++-
> >> target-xtensa/op_helper.c | 11 ++++++-----
> >> 25 files changed, 100 insertions(+), 87 deletions(-)
> >>
> >> diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h
> >> index aaee995..9ac1eaf 100644
> >> --- a/include/exec/cpu-common.h
> >> +++ b/include/exec/cpu-common.h
> >> @@ -23,12 +23,6 @@ typedef struct CPUListState {
> >> FILE *file;
> >> } CPUListState;
> >>
> >> -typedef enum MMUAccessType {
> >> - MMU_DATA_LOAD = 0,
> >> - MMU_DATA_STORE = 1,
> >> - MMU_INST_FETCH = 2
> >> -} MMUAccessType;
> >> -
> >> #if !defined(CONFIG_USER_ONLY)
> >>
> >> enum device_endian {
> >> diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
> >> index c1f59fa..db79ab6 100644
> >> --- a/include/exec/exec-all.h
> >> +++ b/include/exec/exec-all.h
> >> @@ -361,8 +361,8 @@ extern uintptr_t tci_tb_ptr;
> >> struct MemoryRegion *iotlb_to_region(CPUState *cpu,
> >> hwaddr index, MemTxAttrs attrs);
> >>
> >> -void tlb_fill(CPUState *cpu, target_ulong addr, int is_write, int
> >> mmu_idx,
> >> - uintptr_t retaddr);
> >> +void tlb_fill(CPUState *cpu, target_ulong addr, MMUAccessType
> >> access_type,
> >> + int mmu_idx, uintptr_t retaddr);
> >>
> >> #endif
> >>
> >> diff --git a/include/qom/cpu.h b/include/qom/cpu.h
> >> index 32f3af3..422ac41 100644
> >> --- a/include/qom/cpu.h
> >> +++ b/include/qom/cpu.h
> >> @@ -60,6 +60,12 @@ typedef uint64_t vaddr;
> >> #define CPU_CLASS(class) OBJECT_CLASS_CHECK(CPUClass, (class), TYPE_CPU)
> >> #define CPU_GET_CLASS(obj) OBJECT_GET_CLASS(CPUClass, (obj), TYPE_CPU)
> >>
> >> +typedef enum MMUAccessType {
> >> + MMU_DATA_LOAD = 0,
> >> + MMU_DATA_STORE = 1,
> >> + MMU_INST_FETCH = 2
> >> +} MMUAccessType;
> >> +
> >> typedef struct CPUWatchpoint CPUWatchpoint;
> >>
> >> typedef void (*CPUUnassignedAccess)(CPUState *cpu, hwaddr addr,
> >> @@ -142,7 +148,8 @@ typedef struct CPUClass {
> >> void (*do_interrupt)(CPUState *cpu);
> >> CPUUnassignedAccess do_unassigned_access;
> >> void (*do_unaligned_access)(CPUState *cpu, vaddr addr,
> >> - int is_write, int is_user, uintptr_t retaddr);
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr);
> >> bool (*virtio_is_big_endian)(CPUState *cpu);
> >> int (*memory_rw_debug)(CPUState *cpu, vaddr addr,
> >> uint8_t *buf, int len, bool is_write);
> >> @@ -716,12 +723,12 @@ static inline void cpu_unassigned_access(CPUState
> >> *cpu, hwaddr addr,
> >> }
> >>
> >> static inline void cpu_unaligned_access(CPUState *cpu, vaddr addr,
> >> - int is_write, int is_user,
> >> - uintptr_t retaddr)
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> CPUClass *cc = CPU_GET_CLASS(cpu);
> >>
> >> - cc->do_unaligned_access(cpu, addr, is_write, is_user, retaddr);
> >> + cc->do_unaligned_access(cpu, addr, access_type, mmu_idx, retaddr);
> >> }
> >> #endif
> >>
> >> diff --git a/target-alpha/cpu.h b/target-alpha/cpu.h
> >> index e71ea70..cfbb615 100644
> >> --- a/target-alpha/cpu.h
> >> +++ b/target-alpha/cpu.h
> >> @@ -323,7 +323,8 @@ hwaddr alpha_cpu_get_phys_page_debug(CPUState *cpu,
> >> vaddr addr);
> >> int alpha_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
> >> int alpha_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
> >> void alpha_cpu_do_unaligned_access(CPUState *cpu, vaddr addr,
> >> - int is_write, int is_user, uintptr_t retaddr);
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr);
> >>
> >> #define cpu_list alpha_cpu_list
> >> #define cpu_exec cpu_alpha_exec
> >> diff --git a/target-alpha/mem_helper.c b/target-alpha/mem_helper.c
> >> index 7f4d15f..1b2be50 100644
> >> --- a/target-alpha/mem_helper.c
> >> +++ b/target-alpha/mem_helper.c
> >> @@ -99,7 +99,8 @@ uint64_t helper_stq_c_phys(CPUAlphaState *env, uint64_t
> >> p, uint64_t v)
> >> }
> >>
> >> void alpha_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
> >> - int is_write, int is_user, uintptr_t retaddr)
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> AlphaCPU *cpu = ALPHA_CPU(cs);
> >> CPUAlphaState *env = &cpu->env;
> >> @@ -144,12 +145,12 @@ void alpha_cpu_unassigned_access(CPUState *cs,
> >> hwaddr addr,
> >> NULL, it means that the function was called in C code (i.e. not
> >> from generated code or from helper.c) */
> >> /* XXX: fix it to restore all registers */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write,
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = alpha_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = alpha_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret != 0)) {
> >> if (retaddr) {
> >> cpu_restore_state(cs, retaddr);
> >> diff --git a/target-arm/internals.h b/target-arm/internals.h
> >> index 728ecba..e0d37da 100644
> >> --- a/target-arm/internals.h
> >> +++ b/target-arm/internals.h
> >> @@ -476,7 +476,8 @@ bool arm_tlb_fill(CPUState *cpu, vaddr address, int
> >> rw, int mmu_idx,
> >> bool arm_s1_regime_using_lpae_format(CPUARMState *env, ARMMMUIdx
> >> mmu_idx);
> >>
> >> /* Raise a data fault alignment exception for the specified virtual
> >> address */
> >> -void arm_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr, int is_write,
> >> - int is_user, uintptr_t retaddr);
> >> +void arm_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr,
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr);
> >>
> >> #endif
> >> diff --git a/target-arm/op_helper.c b/target-arm/op_helper.c
> >> index 35912a1..3ee2284 100644
> >> --- a/target-arm/op_helper.c
> >> +++ b/target-arm/op_helper.c
> >> @@ -79,7 +79,7 @@ uint32_t HELPER(neon_tbl)(CPUARMState *env, uint32_t
> >> ireg, uint32_t def,
> >> static inline uint32_t merge_syn_data_abort(uint32_t template_syn,
> >> unsigned int target_el,
> >> bool same_el,
> >> - bool s1ptw, int is_write,
> >> + bool s1ptw, bool is_write,
> >> int fsc)
> >> {
> >> uint32_t syn;
> >> @@ -97,7 +97,7 @@ static inline uint32_t merge_syn_data_abort(uint32_t
> >> template_syn,
> >> */
> >> if (!(template_syn & ARM_EL_ISV) || target_el != 2 || s1ptw) {
> >> syn = syn_data_abort_no_iss(same_el,
> >> - 0, 0, s1ptw, is_write == 1, fsc);
> >> + 0, 0, s1ptw, is_write, fsc);
> >> } else {
> >> /* Fields: IL, ISV, SAS, SSE, SRT, SF and AR come from the
> >> template
> >> * syndrome created at translation time.
> >> @@ -105,7 +105,7 @@ static inline uint32_t merge_syn_data_abort(uint32_t
> >> template_syn,
> >> */
> >> syn = syn_data_abort_with_iss(same_el,
> >> 0, 0, 0, 0, 0,
> >> - 0, 0, s1ptw, is_write == 1, fsc,
> >> + 0, 0, s1ptw, is_write, fsc,
> >> false);
> >> /* Merge the runtime syndrome with the template syndrome. */
> >> syn |= template_syn;
> >> @@ -117,14 +117,14 @@ static inline uint32_t
> >> merge_syn_data_abort(uint32_t template_syn,
> >> * NULL, it means that the function was called in C code (i.e. not
> >> * from generated code or from helper.c)
> >> */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> bool ret;
> >> uint32_t fsr = 0;
> >> ARMMMUFaultInfo fi = {};
> >>
> >> - ret = arm_tlb_fill(cs, addr, is_write, mmu_idx, &fsr, &fi);
> >> + ret = arm_tlb_fill(cs, addr, access_type, mmu_idx, &fsr, &fi);
> >> if (unlikely(ret)) {
> >> ARMCPU *cpu = ARM_CPU(cs);
> >> CPUARMState *env = &cpu->env;
> >> @@ -149,13 +149,15 @@ void tlb_fill(CPUState *cs, target_ulong addr, int
> >> is_write, int mmu_idx,
> >> /* For insn and data aborts we assume there is no instruction
> >> syndrome
> >> * information; this is always true for exceptions reported to
> >> EL1.
> >> */
> >> - if (is_write == 2) {
> >> + if (access_type == MMU_INST_FETCH) {
> >> syn = syn_insn_abort(same_el, 0, fi.s1ptw, syn);
> >> exc = EXCP_PREFETCH_ABORT;
> >> } else {
> >> syn = merge_syn_data_abort(env->exception.syndrome,
> >> target_el,
> >> - same_el, fi.s1ptw, is_write, syn);
> >> - if (is_write == 1 && arm_feature(env, ARM_FEATURE_V6)) {
> >> + same_el, fi.s1ptw,
> >> + access_type == MMU_DATA_STORE, syn);
> >> + if (access_type == MMU_DATA_STORE
> >> + && arm_feature(env, ARM_FEATURE_V6)) {
> >> fsr |= (1 << 11);
> >> }
> >> exc = EXCP_DATA_ABORT;
> >> @@ -168,8 +170,9 @@ void tlb_fill(CPUState *cs, target_ulong addr, int
> >> is_write, int mmu_idx,
> >> }
> >>
> >> /* Raise a data fault alignment exception for the specified virtual
> >> address */
> >> -void arm_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr, int is_write,
> >> - int is_user, uintptr_t retaddr)
> >> +void arm_cpu_do_unaligned_access(CPUState *cs, vaddr vaddr,
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> ARMCPU *cpu = ARM_CPU(cs);
> >> CPUARMState *env = &cpu->env;
> >> @@ -196,12 +199,13 @@ void arm_cpu_do_unaligned_access(CPUState *cs,
> >> vaddr vaddr, int is_write,
> >> env->exception.fsr = 0x1;
> >> }
> >>
> >> - if (is_write == 1 && arm_feature(env, ARM_FEATURE_V6)) {
> >> + if (access_type == MMU_DATA_STORE && arm_feature(env, ARM_FEATURE_V6)) {
> >> env->exception.fsr |= (1 << 11);
> >> }
> >>
> >> syn = merge_syn_data_abort(env->exception.syndrome, target_el,
> >> - same_el, 0, is_write, 0x21);
> >> + same_el, 0, access_type == MMU_DATA_STORE,
> >> + 0x21);
> >> raise_exception(env, EXCP_DATA_ABORT, syn, target_el);
> >> }
> >>
> >> diff --git a/target-cris/op_helper.c b/target-cris/op_helper.c
> >> index 675ab86..5043039 100644
> >> --- a/target-cris/op_helper.c
> >> +++ b/target-cris/op_helper.c
> >> @@ -41,8 +41,8 @@
> >> /* Try to fill the TLB and return an exception if error. If retaddr is
> >> NULL, it means that the function was called in C code (i.e. not
> >> from generated code or from helper.c) */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> CRISCPU *cpu = CRIS_CPU(cs);
> >> CPUCRISState *env = &cpu->env;
> >> @@ -50,7 +50,7 @@ void tlb_fill(CPUState *cs, target_ulong addr, int
> >> is_write, int mmu_idx,
> >>
> >> D_LOG("%s pc=%x tpc=%x ra=%p\n", __func__,
> >> env->pc, env->pregs[PR_EDA], (void *)retaddr);
> >> - ret = cris_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = cris_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret)) {
> >> if (retaddr) {
> >> /* now we have a real cpu fault */
> >> diff --git a/target-i386/mem_helper.c b/target-i386/mem_helper.c
> >> index c2f4769..5bc0594 100644
> >> --- a/target-i386/mem_helper.c
> >> +++ b/target-i386/mem_helper.c
> >> @@ -140,12 +140,12 @@ void helper_boundl(CPUX86State *env, target_ulong
> >> a0, int v)
> >> * from generated code or from helper.c)
> >> */
> >> /* XXX: fix it to restore all registers */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = x86_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = x86_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (ret) {
> >> X86CPU *cpu = X86_CPU(cs);
> >> CPUX86State *env = &cpu->env;
> >> diff --git a/target-lm32/op_helper.c b/target-lm32/op_helper.c
> >> index 7a550d1..2177c8a 100644
> >> --- a/target-lm32/op_helper.c
> >> +++ b/target-lm32/op_helper.c
> >> @@ -144,12 +144,12 @@ uint32_t HELPER(rcsr_jrx)(CPULM32State *env)
> >> * NULL, it means that the function was called in C code (i.e. not
> >> * from generated code or from helper.c)
> >> */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = lm32_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = lm32_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret)) {
> >> if (retaddr) {
> >> /* now we have a real cpu fault */
> >> diff --git a/target-m68k/op_helper.c b/target-m68k/op_helper.c
> >> index ff32e35..e41ae46 100644
> >> --- a/target-m68k/op_helper.c
> >> +++ b/target-m68k/op_helper.c
> >> @@ -39,12 +39,12 @@ static inline void
> >> do_interrupt_m68k_hardirq(CPUM68KState *env)
> >> /* Try to fill the TLB and return an exception if error. If retaddr is
> >> NULL, it means that the function was called in C code (i.e. not
> >> from generated code or from helper.c) */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = m68k_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = m68k_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret)) {
> >> if (retaddr) {
> >> /* now we have a real cpu fault */
> >> diff --git a/target-microblaze/op_helper.c b/target-microblaze/op_helper.c
> >> index 0533939..c52253d 100644
> >> --- a/target-microblaze/op_helper.c
> >> +++ b/target-microblaze/op_helper.c
> >> @@ -33,12 +33,12 @@
> >> * NULL, it means that the function was called in C code (i.e. not
> >> * from generated code or from helper.c)
> >> */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = mb_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = mb_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret)) {
> >> if (retaddr) {
> >> /* now we have a real cpu fault */
> >> diff --git a/target-mips/cpu.h b/target-mips/cpu.h
> >> index 4ce9d47..3e6221a 100644
> >> --- a/target-mips/cpu.h
> >> +++ b/target-mips/cpu.h
> >> @@ -651,7 +651,8 @@ hwaddr mips_cpu_get_phys_page_debug(CPUState *cpu,
> >> vaddr addr);
> >> int mips_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
> >> int mips_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
> >> void mips_cpu_do_unaligned_access(CPUState *cpu, vaddr addr,
> >> - int is_write, int is_user, uintptr_t retaddr);
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr);
> >>
> >> #if !defined(CONFIG_USER_ONLY)
> >> int no_mmu_map_address (CPUMIPSState *env, hwaddr *physical, int *prot,
> >> diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c
> >> index 7cf9807..11ee8ac 100644
> >> --- a/target-mips/op_helper.c
> >> +++ b/target-mips/op_helper.c
> >> @@ -2383,8 +2383,8 @@ void helper_wait(CPUMIPSState *env)
> >> #if !defined(CONFIG_USER_ONLY)
> >>
> >> void mips_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
> >> - int access_type, int is_user,
> >> - uintptr_t retaddr)
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> MIPSCPU *cpu = MIPS_CPU(cs);
> >> CPUMIPSState *env = &cpu->env;
> >> @@ -2405,12 +2405,12 @@ void mips_cpu_do_unaligned_access(CPUState *cs,
> >> vaddr addr,
> >> do_raise_exception_err(env, excp, error_code, retaddr);
> >> }
> >>
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = mips_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = mips_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (ret) {
> >> MIPSCPU *cpu = MIPS_CPU(cs);
> >> CPUMIPSState *env = &cpu->env;
> >> diff --git a/target-moxie/helper.c b/target-moxie/helper.c
> >> index d51e9b9..330299f 100644
> >> --- a/target-moxie/helper.c
> >> +++ b/target-moxie/helper.c
> >> @@ -29,12 +29,12 @@
> >> /* Try to fill the TLB and return an exception if error. If retaddr is
> >> NULL, it means that the function was called in C code (i.e. not
> >> from generated code or from helper.c) */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = moxie_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = moxie_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret)) {
> >> if (retaddr) {
> >> cpu_restore_state(cs, retaddr);
> >> diff --git a/target-openrisc/mmu_helper.c b/target-openrisc/mmu_helper.c
> >> index c0658c3..a44d0aa 100644
> >> --- a/target-openrisc/mmu_helper.c
> >> +++ b/target-openrisc/mmu_helper.c
> >> @@ -25,12 +25,12 @@
> >>
> >> #ifndef CONFIG_USER_ONLY
> >>
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write,
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = openrisc_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = openrisc_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >>
> >> if (ret) {
> >> if (retaddr) {
> >> diff --git a/target-ppc/mmu_helper.c b/target-ppc/mmu_helper.c
> >> index 485d5b8..3eb3cd7 100644
> >> --- a/target-ppc/mmu_helper.c
> >> +++ b/target-ppc/mmu_helper.c
> >> @@ -2878,8 +2878,8 @@ void helper_check_tlb_flush(CPUPPCState *env)
> >> NULL, it means that the function was called in C code (i.e. not
> >> from generated code or from helper.c) */
> >> /* XXX: fix it to restore all registers */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >
> > If you're using MMUAccessType here..
> >
> >> {
> >> PowerPCCPU *cpu = POWERPC_CPU(cs);
> >> PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
> >> @@ -2887,9 +2887,9 @@ void tlb_fill(CPUState *cs, target_ulong addr, int
> >> is_write, int mmu_idx,
> >> int ret;
> >>
> >> if (pcc->handle_mmu_fault) {
> >> - ret = pcc->handle_mmu_fault(cpu, addr, is_write, mmu_idx);
> >> + ret = pcc->handle_mmu_fault(cpu, addr, access_type, mmu_idx);
> >> } else {
> >> - ret = cpu_ppc_handle_mmu_fault(env, addr, is_write, mmu_idx);
> >> + ret = cpu_ppc_handle_mmu_fault(env, addr, access_type, mmu_idx);
> >
> > ..surely the prototype of cpu_ppc_handle_mmu_fault() and all the
> > others should be change to use it as well.
> >
> >> }
> >> if (unlikely(ret != 0)) {
> >> if (likely(retaddr)) {
> >> diff --git a/target-s390x/mem_helper.c b/target-s390x/mem_helper.c
> >> index ec8059a..99bc5e2 100644
> >> --- a/target-s390x/mem_helper.c
> >> +++ b/target-s390x/mem_helper.c
> >> @@ -36,12 +36,12 @@
> >> NULL, it means that the function was called in C code (i.e. not
> >> from generated code or from helper.c) */
> >> /* XXX: fix it to restore all registers */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = s390_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = s390_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret != 0)) {
> >> if (likely(retaddr)) {
> >> /* now we have a real cpu fault */
> >> diff --git a/target-sh4/op_helper.c b/target-sh4/op_helper.c
> >> index 303e83e..0204b03 100644
> >> --- a/target-sh4/op_helper.c
> >> +++ b/target-sh4/op_helper.c
> >> @@ -24,12 +24,12 @@
> >>
> >> #ifndef CONFIG_USER_ONLY
> >>
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = superh_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = superh_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (ret) {
> >> /* now we have a real cpu fault */
> >> if (retaddr) {
> >> diff --git a/target-sparc/cpu.h b/target-sparc/cpu.h
> >> index ba37f4b..78c9010 100644
> >> --- a/target-sparc/cpu.h
> >> +++ b/target-sparc/cpu.h
> >> @@ -540,9 +540,10 @@ void sparc_cpu_dump_state(CPUState *cpu, FILE *f,
> >> hwaddr sparc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
> >> int sparc_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
> >> int sparc_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
> >> -void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState *cpu,
> >> - vaddr addr, int is_write,
> >> - int is_user, uintptr_t retaddr);
> >> +void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState *cpu, vaddr
> >> addr,
> >> + MMUAccessType access_type,
> >> + int mmu_idx,
> >> + uintptr_t retaddr);
> >>
> >> #ifndef NO_CPU_IO_DEFS
> >> /* cpu_init.c */
> >> diff --git a/target-sparc/ldst_helper.c b/target-sparc/ldst_helper.c
> >> index f73cf6d..e941cac 100644
> >> --- a/target-sparc/ldst_helper.c
> >> +++ b/target-sparc/ldst_helper.c
> >> @@ -2420,9 +2420,10 @@ void sparc_cpu_unassigned_access(CPUState *cs,
> >> hwaddr addr,
> >> #endif
> >>
> >> #if !defined(CONFIG_USER_ONLY)
> >> -void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState *cs,
> >> - vaddr addr, int is_write,
> >> - int is_user, uintptr_t retaddr)
> >> +void QEMU_NORETURN sparc_cpu_do_unaligned_access(CPUState *cs, vaddr
> >> addr,
> >> + MMUAccessType access_type,
> >> + int mmu_idx,
> >> + uintptr_t retaddr)
> >> {
> >> SPARCCPU *cpu = SPARC_CPU(cs);
> >> CPUSPARCState *env = &cpu->env;
> >> @@ -2441,12 +2442,12 @@ void QEMU_NORETURN
> >> sparc_cpu_do_unaligned_access(CPUState *cs,
> >> NULL, it means that the function was called in C code (i.e. not
> >> from generated code or from helper.c) */
> >> /* XXX: fix it to restore all registers */
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = sparc_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = sparc_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (ret) {
> >> if (retaddr) {
> >> cpu_restore_state(cs, retaddr);
> >> diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c
> >> index a73ed53..873a123 100644
> >> --- a/target-tricore/op_helper.c
> >> +++ b/target-tricore/op_helper.c
> >> @@ -2833,11 +2833,11 @@ static inline void QEMU_NORETURN
> >> do_raise_exception_err(CPUTriCoreState *env,
> >> cpu_loop_exit(cs);
> >> }
> >>
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
> >> - uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >> - ret = cpu_tricore_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = cpu_tricore_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (ret) {
> >> TriCoreCPU *cpu = TRICORE_CPU(cs);
> >> CPUTriCoreState *env = &cpu->env;
> >> diff --git a/target-unicore32/op_helper.c b/target-unicore32/op_helper.c
> >> index a782d33..0872c29 100644
> >> --- a/target-unicore32/op_helper.c
> >> +++ b/target-unicore32/op_helper.c
> >> @@ -244,12 +244,12 @@ uint32_t HELPER(ror_cc)(CPUUniCore32State *env,
> >> uint32_t x, uint32_t i)
> >> }
> >>
> >> #ifndef CONFIG_USER_ONLY
> >> -void tlb_fill(CPUState *cs, target_ulong addr, int is_write,
> >> +void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
> >> int mmu_idx, uintptr_t retaddr)
> >> {
> >> int ret;
> >>
> >> - ret = uc32_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
> >> + ret = uc32_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
> >> if (unlikely(ret)) {
> >> if (retaddr) {
> >> /* now we have a real cpu fault */
> >> diff --git a/target-xtensa/cpu.h b/target-xtensa/cpu.h
> >> index 442176a..3c1aaf4 100644
> >> --- a/target-xtensa/cpu.h
> >> +++ b/target-xtensa/cpu.h
> >> @@ -414,7 +414,8 @@ hwaddr xtensa_cpu_get_phys_page_debug(CPUState *cpu,
> >> vaddr addr);
> >> int xtensa_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
> >> int xtensa_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
> >> void xtensa_cpu_do_unaligned_access(CPUState *cpu, vaddr addr,
> >> - int is_write, int is_user, uintptr_t retaddr);
> >> + MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr);
> >>
> >> #define cpu_exec cpu_xtensa_exec
> >> #define cpu_signal_handler cpu_xtensa_signal_handler
> >> diff --git a/target-xtensa/op_helper.c b/target-xtensa/op_helper.c
> >> index bc3667f..0a4b214 100644
> >> --- a/target-xtensa/op_helper.c
> >> +++ b/target-xtensa/op_helper.c
> >> @@ -35,7 +35,8 @@
> >> #include "qemu/timer.h"
> >>
> >> void xtensa_cpu_do_unaligned_access(CPUState *cs,
> >> - vaddr addr, int is_write, int is_user, uintptr_t retaddr)
> >> + vaddr addr, MMUAccessType access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> XtensaCPU *cpu = XTENSA_CPU(cs);
> >> CPUXtensaState *env = &cpu->env;
> >> @@ -48,19 +49,19 @@ void xtensa_cpu_do_unaligned_access(CPUState *cs,
> >> }
> >> }
> >>
> >> -void tlb_fill(CPUState *cs,
> >> - target_ulong vaddr, int is_write, int mmu_idx, uintptr_t retaddr)
> >> +void tlb_fill(CPUState *cs, target_ulong vaddr, MMUAccessType
> >> access_type,
> >> + int mmu_idx, uintptr_t retaddr)
> >> {
> >> XtensaCPU *cpu = XTENSA_CPU(cs);
> >> CPUXtensaState *env = &cpu->env;
> >> uint32_t paddr;
> >> uint32_t page_size;
> >> unsigned access;
> >> - int ret = xtensa_get_physical_addr(env, true, vaddr, is_write, mmu_idx,
> >> + int ret = xtensa_get_physical_addr(env, true, vaddr, access_type,
> >> mmu_idx,
> >> &paddr, &page_size, &access);
> >>
> >> qemu_log_mask(CPU_LOG_MMU, "%s(%08x, %d, %d) -> %08x, ret = %d\n",
> >> - __func__, vaddr, is_write, mmu_idx, paddr, ret);
> >> + __func__, vaddr, access_type, mmu_idx, paddr, ret);
> >>
> >> if (ret == 0) {
> >> tlb_set_page(cs,
> >
>
> I agree. But I think it's a subject for a separate patch.
> May be I'll fix it later, but I didn't plan it for a nearest future.
Ok, fair enough. In that case, ppc pieces are
Acked-by: David Gibson <address@hidden>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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