diff mbox series

[v6,1/6,RISCV_PM] Add J-extension into RISC-V

Message ID 20201022080440.10069-2-space.monkey.delivers@gmail.com
State Superseded
Headers show
Series RISC-V Pointer Masking implementation | expand

Commit Message

Alexey Baturo Oct. 22, 2020, 8:04 a.m. UTC
Signed-off-by: Alexey Baturo <space.monkey.delivers@gmail.com>
---
 target/riscv/cpu.c | 1 +
 target/riscv/cpu.h | 2 ++
 2 files changed, 3 insertions(+)

Comments

Alistair Francis Oct. 24, 2020, 12:24 a.m. UTC | #1
On Thu, Oct 22, 2020 at 1:05 AM Alexey Baturo <baturo.alexey@gmail.com> wrote:
>

> Signed-off-by: Alexey Baturo <space.monkey.delivers@gmail.com>

> ---

>  target/riscv/cpu.c | 1 +

>  target/riscv/cpu.h | 2 ++

>  2 files changed, 3 insertions(+)

>

> diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c

> index 0bbfd7f457..4e305249b3 100644

> --- a/target/riscv/cpu.c

> +++ b/target/riscv/cpu.c

> @@ -516,6 +516,7 @@ static Property riscv_cpu_properties[] = {

>      DEFINE_PROP_BOOL("u", RISCVCPU, cfg.ext_u, true),

>      /* This is experimental so mark with 'x-' */

>      DEFINE_PROP_BOOL("x-h", RISCVCPU, cfg.ext_h, false),

> +    DEFINE_PROP_BOOL("x-j", RISCVCPU, cfg.ext_j, false),


This line should be in the last commit. It shouldn't be exposed to
users until the very end.

Alistair

>      DEFINE_PROP_BOOL("x-v", RISCVCPU, cfg.ext_v, false),

>      DEFINE_PROP_BOOL("Counters", RISCVCPU, cfg.ext_counters, true),

>      DEFINE_PROP_BOOL("Zifencei", RISCVCPU, cfg.ext_ifencei, true),

> diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h

> index de275782e6..eca611a367 100644

> --- a/target/riscv/cpu.h

> +++ b/target/riscv/cpu.h

> @@ -66,6 +66,7 @@

>  #define RVS RV('S')

>  #define RVU RV('U')

>  #define RVH RV('H')

> +#define RVJ RV('J')

>

>  /* S extension denotes that Supervisor mode exists, however it is possible

>     to have a core that support S mode but does not have an MMU and there

> @@ -277,6 +278,7 @@ struct RISCVCPU {

>          bool ext_s;

>          bool ext_u;

>          bool ext_h;

> +        bool ext_j;

>          bool ext_v;

>          bool ext_counters;

>          bool ext_ifencei;

> --

> 2.20.1

>

>
diff mbox series

Patch

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 0bbfd7f457..4e305249b3 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -516,6 +516,7 @@  static Property riscv_cpu_properties[] = {
     DEFINE_PROP_BOOL("u", RISCVCPU, cfg.ext_u, true),
     /* This is experimental so mark with 'x-' */
     DEFINE_PROP_BOOL("x-h", RISCVCPU, cfg.ext_h, false),
+    DEFINE_PROP_BOOL("x-j", RISCVCPU, cfg.ext_j, false),
     DEFINE_PROP_BOOL("x-v", RISCVCPU, cfg.ext_v, false),
     DEFINE_PROP_BOOL("Counters", RISCVCPU, cfg.ext_counters, true),
     DEFINE_PROP_BOOL("Zifencei", RISCVCPU, cfg.ext_ifencei, true),
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index de275782e6..eca611a367 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -66,6 +66,7 @@ 
 #define RVS RV('S')
 #define RVU RV('U')
 #define RVH RV('H')
+#define RVJ RV('J')
 
 /* S extension denotes that Supervisor mode exists, however it is possible
    to have a core that support S mode but does not have an MMU and there
@@ -277,6 +278,7 @@  struct RISCVCPU {
         bool ext_s;
         bool ext_u;
         bool ext_h;
+        bool ext_j;
         bool ext_v;
         bool ext_counters;
         bool ext_ifencei;