[RFC,02/14] ppc/: fix some comment spelling errors

I found that there are many spelling errors in the comments of qemu/target/ppc.
I used spellcheck to check the spelling errors and found some errors in the folder.

Signed-off-by: zhaolichang <zhaolichang@huawei.com>
---
 target/ppc/cpu.h                | 6 +++---
 target/ppc/excp_helper.c        | 6 +++---
 target/ppc/fpu_helper.c         | 2 +-
 target/ppc/internal.h           | 2 +-
 target/ppc/kvm.c                | 2 +-
 target/ppc/machine.c            | 2 +-
 target/ppc/mmu-hash64.c         | 2 +-
 target/ppc/mmu_helper.c         | 4 ++--
 target/ppc/translate_init.c.inc | 2 +-
 9 files changed, 14 insertions(+), 14 deletions(-)

On Wednesday, 2020-09-30 at 17:53:09 +08, zhaolichang wrote:

> I found that there are many spelling errors in the comments of qemu/target/ppc.
> I used spellcheck to check the spelling errors and found some errors in the folder.
>
> Signed-off-by: zhaolichang <zhaolichang@huawei.com>

Reviewed-by: David Edmondson <david.edmondson@oracle.com>

> ---
>  target/ppc/cpu.h                | 6 +++---
>  target/ppc/excp_helper.c        | 6 +++---
>  target/ppc/fpu_helper.c         | 2 +-
>  target/ppc/internal.h           | 2 +-
>  target/ppc/kvm.c                | 2 +-
>  target/ppc/machine.c            | 2 +-
>  target/ppc/mmu-hash64.c         | 2 +-
>  target/ppc/mmu_helper.c         | 4 ++--
>  target/ppc/translate_init.c.inc | 2 +-
>  9 files changed, 14 insertions(+), 14 deletions(-)
>
> diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
> index 766e9c5..ba5ebb1 100644
> --- a/target/ppc/cpu.h
> +++ b/target/ppc/cpu.h
> @@ -615,7 +615,7 @@ enum {
>  #define FPSCR_VXCVI  8  /* Floating-point invalid operation exception (int)  */
>  #define FPSCR_VE     7  /* Floating-point invalid operation exception enable */
>  #define FPSCR_OE     6  /* Floating-point overflow exception enable          */
> -#define FPSCR_UE     5  /* Floating-point undeflow exception enable          */
> +#define FPSCR_UE     5  /* Floating-point underflow exception enable          */
>  #define FPSCR_ZE     4  /* Floating-point zero divide exception enable       */
>  #define FPSCR_XE     3  /* Floating-point inexact exception enable           */
>  #define FPSCR_NI     2  /* Floating-point non-IEEE mode                      */
> @@ -2331,13 +2331,13 @@ enum {
>      /* Internal hardware exception sources */
>      PPC_INTERRUPT_DECR,           /* Decrementer exception                */
>      PPC_INTERRUPT_HDECR,          /* Hypervisor decrementer exception     */
> -    PPC_INTERRUPT_PIT,            /* Programmable inteval timer interrupt */
> +    PPC_INTERRUPT_PIT,            /* Programmable interval timer interrupt */
>      PPC_INTERRUPT_FIT,            /* Fixed interval timer interrupt       */
>      PPC_INTERRUPT_WDT,            /* Watchdog timer interrupt             */
>      PPC_INTERRUPT_CDOORBELL,      /* Critical doorbell interrupt          */
>      PPC_INTERRUPT_DOORBELL,       /* Doorbell interrupt                   */
>      PPC_INTERRUPT_PERFM,          /* Performance monitor interrupt        */
> -    PPC_INTERRUPT_HMI,            /* Hypervisor Maintainance interrupt    */
> +    PPC_INTERRUPT_HMI,            /* Hypervisor Maintenance interrupt    */
>      PPC_INTERRUPT_HDOORBELL,      /* Hypervisor Doorbell interrupt        */
>      PPC_INTERRUPT_HVIRT,          /* Hypervisor virtualization interrupt  */
>  };
> diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
> index a988ba1..d7411bc 100644
> --- a/target/ppc/excp_helper.c
> +++ b/target/ppc/excp_helper.c
> @@ -231,7 +231,7 @@ static inline void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp)
>      }
>  
>      /*
> -     * Exception targetting modifiers
> +     * Exception targeting modifiers
>       *
>       * LPES0 is supported on POWER7/8/9
>       * LPES1 is not supported (old iSeries mode)
> @@ -1015,7 +1015,7 @@ static void ppc_hw_interrupt(CPUPPCState *env)
>           * This means we will incorrectly execute past the power management
>           * instruction instead of triggering a reset.
>           *
> -         * It generally means a discrepancy between the wakup conditions in the
> +         * It generally means a discrepancy between the wakeup conditions in the
>           * processor has_work implementation and the logic in this function.
>           */
>          cpu_abort(env_cpu(env),
> @@ -1191,7 +1191,7 @@ void helper_rfi(CPUPPCState *env)
>  void helper_rfid(CPUPPCState *env)
>  {
>      /*
> -     * The architeture defines a number of rules for which bits can
> +     * The architecture defines a number of rules for which bits can
>       * change but in practice, we handle this in hreg_store_msr()
>       * which will be called by do_rfi(), so there is no need to filter
>       * here
> diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
> index ae43b08..9b8c8b7 100644
> --- a/target/ppc/fpu_helper.c
> +++ b/target/ppc/fpu_helper.c
> @@ -1804,7 +1804,7 @@ uint32_t helper_efdcmpeq(CPUPPCState *env, uint64_t op1, uint64_t op2)
>  
>  
>  /*
> - * VSX_ADD_SUB - VSX floating point add/subract
> + * VSX_ADD_SUB - VSX floating point add/subtract
>   *   name  - instruction mnemonic
>   *   op    - operation (add or sub)
>   *   nels  - number of elements (1, 2 or 4)
> diff --git a/target/ppc/internal.h b/target/ppc/internal.h
> index 15d655b..b4df127 100644
> --- a/target/ppc/internal.h
> +++ b/target/ppc/internal.h
> @@ -1,5 +1,5 @@
>  /*
> - *  PowerPC interal definitions for qemu.
> + *  PowerPC internal definitions for qemu.
>   *
>   * This library is free software; you can redistribute it and/or
>   * modify it under the terms of the GNU Lesser General Public
> diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
> index d85ba8f..e85ef2e 100644
> --- a/target/ppc/kvm.c
> +++ b/target/ppc/kvm.c
> @@ -487,7 +487,7 @@ int kvm_arch_init_vcpu(CPUState *cs)
>              /*
>               * KVM-HV has transactional memory on POWER8 also without
>               * the KVM_CAP_PPC_HTM extension, so enable it here
> -             * instead as long as it's availble to userspace on the
> +             * instead as long as it's available to userspace on the
>               * host.
>               */
>              if (qemu_getauxval(AT_HWCAP2) & PPC_FEATURE2_HAS_HTM) {
> diff --git a/target/ppc/machine.c b/target/ppc/machine.c
> index 109d071..f6a24a9 100644
> --- a/target/ppc/machine.c
> +++ b/target/ppc/machine.c
> @@ -337,7 +337,7 @@ static int cpu_post_load(void *opaque, int version_id)
>  
>      /*
>       * If we're operating in compat mode, we should be ok as long as
> -     * the destination supports the same compatiblity mode.
> +     * the destination supports the same compatibility mode.
>       *
>       * Otherwise, however, we require that the destination has exactly
>       * the same CPU model as the source.
> diff --git a/target/ppc/mmu-hash64.c b/target/ppc/mmu-hash64.c
> index c31d21e..977b2d1 100644
> --- a/target/ppc/mmu-hash64.c
> +++ b/target/ppc/mmu-hash64.c
> @@ -883,7 +883,7 @@ int ppc_hash64_handle_mmu_fault(PowerPCCPU *cpu, vaddr eaddr,
>      /*
>       * Note on LPCR usage: 970 uses HID4, but our special variant of
>       * store_spr copies relevant fields into env->spr[SPR_LPCR].
> -     * Similarily we filter unimplemented bits when storing into LPCR
> +     * Similarly we filter unimplemented bits when storing into LPCR
>       * depending on the MMU version. This code can thus just use the
>       * LPCR "as-is".
>       */
> diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c
> index 8972714..50aa18a 100644
> --- a/target/ppc/mmu_helper.c
> +++ b/target/ppc/mmu_helper.c
> @@ -179,7 +179,7 @@ static inline int ppc6xx_tlb_pte_check(mmu_ctx_t *ctx, target_ulong pte0,
>              }
>              /* Compute access rights */
>              access = pp_check(ctx->key, pp, ctx->nx);
> -            /* Keep the matching PTE informations */
> +            /* Keep the matching PTE information */
>              ctx->raddr = pte1;
>              ctx->prot = access;
>              ret = check_prot(ctx->prot, rw, type);
> @@ -2176,7 +2176,7 @@ void helper_store_sr(CPUPPCState *env, target_ulong srnum, target_ulong value)
>          env->sr[srnum] = value;
>          /*
>           * Invalidating 256MB of virtual memory in 4kB pages is way
> -         * longer than flusing the whole TLB.
> +         * longer than flushing the whole TLB.
>           */
>  #if !defined(FLUSH_ALL_TLBS) && 0
>          {
> diff --git a/target/ppc/translate_init.c.inc b/target/ppc/translate_init.c.inc
> index bb66526..3e0810f 100644
> --- a/target/ppc/translate_init.c.inc
> +++ b/target/ppc/translate_init.c.inc
> @@ -792,7 +792,7 @@ static void gen_spr_generic(CPUPPCState *env)
>                   &spr_read_xer, &spr_write_xer,
>                   &spr_read_xer, &spr_write_xer,
>                   0x00000000);
> -    /* Branch contol */
> +    /* Branch control */
>      spr_register(env, SPR_LR, "LR",
>                   &spr_read_lr, &spr_write_lr,
>                   &spr_read_lr, &spr_write_lr,
> -- 
> 2.26.2.windows.1

dme.