Re: [PATCH 3/4] target/riscv: rename ext_icbom to ext_zicbom

[Alistair Francis <alistair23@gmail.com>]

On Fri, Oct 13, 2023 at 2:47 AM Daniel Henrique Barboza
<dbarboza@ventanamicro.com> wrote:
>
> Add a leading 'z' to improve grepping. When one wants to search for uses
> of zicbom they're more likely to do 'grep -i zicbom' than 'grep -i
> icbom'.
>
> Suggested-by: Andrew Jones <ajones@ventanamicro.com>
> Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>

Alistair

> ---
>  hw/riscv/virt.c                             | 2 +-
>  target/riscv/cpu.c                          | 6 +++---
>  target/riscv/cpu_cfg.h                      | 2 +-
>  target/riscv/insn_trans/trans_rvzicbo.c.inc | 8 ++++----
>  target/riscv/kvm/kvm-cpu.c                  | 6 +++---
>  5 files changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
> index 9de578c756..54e0fe8ecc 100644
> --- a/hw/riscv/virt.c
> +++ b/hw/riscv/virt.c
> @@ -263,7 +263,7 @@ static void create_fdt_socket_cpus(RISCVVirtState *s, int socket,
>          qemu_fdt_setprop_string(ms->fdt, cpu_name, "riscv,isa", name);
>          g_free(name);
>
> -        if (cpu_ptr->cfg.ext_icbom) {
> +        if (cpu_ptr->cfg.ext_zicbom) {
>              qemu_fdt_setprop_cell(ms->fdt, cpu_name, "riscv,cbom-block-size",
>                                    cpu_ptr->cfg.cbom_blocksize);
>          }
> diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
> index fdbbafe7b3..c9020653cd 100644
> --- a/target/riscv/cpu.c
> +++ b/target/riscv/cpu.c
> @@ -76,7 +76,7 @@ const uint32_t misa_bits[] = {RVI, RVE, RVM, RVA, RVF, RVD, RVV,
>   * instead.
>   */
>  const RISCVIsaExtData isa_edata_arr[] = {
> -    ISA_EXT_DATA_ENTRY(zicbom, PRIV_VERSION_1_12_0, ext_icbom),
> +    ISA_EXT_DATA_ENTRY(zicbom, PRIV_VERSION_1_12_0, ext_zicbom),
>      ISA_EXT_DATA_ENTRY(zicboz, PRIV_VERSION_1_12_0, ext_icboz),
>      ISA_EXT_DATA_ENTRY(zicond, PRIV_VERSION_1_12_0, ext_zicond),
>      ISA_EXT_DATA_ENTRY(zicsr, PRIV_VERSION_1_10_0, ext_zicsr),
> @@ -497,7 +497,7 @@ static void rv64_veyron_v1_cpu_init(Object *obj)
>      cpu->cfg.ext_zifencei = true;
>      cpu->cfg.ext_zicsr = true;
>      cpu->cfg.pmp = true;
> -    cpu->cfg.ext_icbom = true;
> +    cpu->cfg.ext_zicbom = true;
>      cpu->cfg.cbom_blocksize = 64;
>      cpu->cfg.cboz_blocksize = 64;
>      cpu->cfg.ext_icboz = true;
> @@ -1284,7 +1284,7 @@ const RISCVCPUMultiExtConfig riscv_cpu_extensions[] = {
>      MULTI_EXT_CFG_BOOL("zhinx", ext_zhinx, false),
>      MULTI_EXT_CFG_BOOL("zhinxmin", ext_zhinxmin, false),
>
> -    MULTI_EXT_CFG_BOOL("zicbom", ext_icbom, true),
> +    MULTI_EXT_CFG_BOOL("zicbom", ext_zicbom, true),
>      MULTI_EXT_CFG_BOOL("zicboz", ext_icboz, true),
>
>      MULTI_EXT_CFG_BOOL("zmmul", ext_zmmul, false),
> diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h
> index 9ea30da7e0..e6bef0070f 100644
> --- a/target/riscv/cpu_cfg.h
> +++ b/target/riscv/cpu_cfg.h
> @@ -63,7 +63,7 @@ struct RISCVCPUConfig {
>      bool ext_zkt;
>      bool ext_zifencei;
>      bool ext_zicsr;
> -    bool ext_icbom;
> +    bool ext_zicbom;
>      bool ext_icboz;
>      bool ext_zicond;
>      bool ext_zihintntl;
> diff --git a/target/riscv/insn_trans/trans_rvzicbo.c.inc b/target/riscv/insn_trans/trans_rvzicbo.c.inc
> index e5a7704f54..e6ed548376 100644
> --- a/target/riscv/insn_trans/trans_rvzicbo.c.inc
> +++ b/target/riscv/insn_trans/trans_rvzicbo.c.inc
> @@ -16,10 +16,10 @@
>   * this program.  If not, see <http://www.gnu.org/licenses/>.
>   */
>
> -#define REQUIRE_ZICBOM(ctx) do {    \
> -    if (!ctx->cfg_ptr->ext_icbom) { \
> -        return false;               \
> -    }                               \
> +#define REQUIRE_ZICBOM(ctx) do {     \
> +    if (!ctx->cfg_ptr->ext_zicbom) { \
> +        return false;                \
> +    }                                \
>  } while (0)
>
>  #define REQUIRE_ZICBOZ(ctx) do {    \
> diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c
> index 090d617627..ad48c9bf30 100644
> --- a/target/riscv/kvm/kvm-cpu.c
> +++ b/target/riscv/kvm/kvm-cpu.c
> @@ -213,7 +213,7 @@ static void kvm_riscv_update_cpu_misa_ext(RISCVCPU *cpu, CPUState *cs)
>       .kvm_reg_id = _reg_id}
>
>  static KVMCPUConfig kvm_multi_ext_cfgs[] = {
> -    KVM_EXT_CFG("zicbom", ext_icbom, KVM_RISCV_ISA_EXT_ZICBOM),
> +    KVM_EXT_CFG("zicbom", ext_zicbom, KVM_RISCV_ISA_EXT_ZICBOM),
>      KVM_EXT_CFG("zicboz", ext_icboz, KVM_RISCV_ISA_EXT_ZICBOZ),
>      KVM_EXT_CFG("zihintpause", ext_zihintpause, KVM_RISCV_ISA_EXT_ZIHINTPAUSE),
>      KVM_EXT_CFG("zbb", ext_zbb, KVM_RISCV_ISA_EXT_ZBB),
> @@ -804,7 +804,7 @@ static void kvm_riscv_read_multiext_legacy(RISCVCPU *cpu,
>          kvm_cpu_cfg_set(cpu, multi_ext_cfg, val);
>      }
>
> -    if (cpu->cfg.ext_icbom) {
> +    if (cpu->cfg.ext_zicbom) {
>          kvm_riscv_read_cbomz_blksize(cpu, kvmcpu, &kvm_cbom_blocksize);
>      }
>
> @@ -897,7 +897,7 @@ static void kvm_riscv_init_multiext_cfg(RISCVCPU *cpu, KVMScratchCPU *kvmcpu)
>          kvm_cpu_cfg_set(cpu, multi_ext_cfg, val);
>      }
>
> -    if (cpu->cfg.ext_icbom) {
> +    if (cpu->cfg.ext_zicbom) {
>          kvm_riscv_read_cbomz_blksize(cpu, kvmcpu, &kvm_cbom_blocksize);
>      }
>
> --
> 2.41.0
>
>