[PATCH v2 1/6] target/riscv: Remove obsolete sfence.vm instruction

Rajnesh Kanwal posted 6 patches 5 months, 1 week ago
There is a newer version of this series
[PATCH v2 1/6] target/riscv: Remove obsolete sfence.vm instruction
Posted by Rajnesh Kanwal 5 months, 1 week ago
Signed-off-by: Rajnesh Kanwal <rkanwal@rivosinc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
---
 target/riscv/insn32.decode                     | 1 -
 target/riscv/insn_trans/trans_privileged.c.inc | 5 -----
 2 files changed, 6 deletions(-)

diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index f22df04cfd..9cb1a1b4ec 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -112,7 +112,6 @@ sret        0001000    00010 00000 000 00000 1110011
 mret        0011000    00010 00000 000 00000 1110011
 wfi         0001000    00101 00000 000 00000 1110011
 sfence_vma  0001001    ..... ..... 000 00000 1110011 @sfence_vma
-sfence_vm   0001000    00100 ..... 000 00000 1110011 @sfence_vm
 
 # *** RV32I Base Instruction Set ***
 lui      ....................       ..... 0110111 @u
diff --git a/target/riscv/insn_trans/trans_privileged.c.inc b/target/riscv/insn_trans/trans_privileged.c.inc
index bc5263a4e0..4eccdddeaa 100644
--- a/target/riscv/insn_trans/trans_privileged.c.inc
+++ b/target/riscv/insn_trans/trans_privileged.c.inc
@@ -127,8 +127,3 @@ static bool trans_sfence_vma(DisasContext *ctx, arg_sfence_vma *a)
 #endif
     return false;
 }
-
-static bool trans_sfence_vm(DisasContext *ctx, arg_sfence_vm *a)
-{
-    return false;
-}
-- 
2.34.1
Re: [PATCH v2 1/6] target/riscv: Remove obsolete sfence.vm instruction
Posted by Jason Chien 5 months ago
Reviewed-by: Jason Chien <jason.chien@sifive.com>

On 2024/6/19 下午 11:27, Rajnesh Kanwal wrote:
> Signed-off-by: Rajnesh Kanwal <rkanwal@rivosinc.com>
> Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
> ---
>   target/riscv/insn32.decode                     | 1 -
>   target/riscv/insn_trans/trans_privileged.c.inc | 5 -----
>   2 files changed, 6 deletions(-)
>
> diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
> index f22df04cfd..9cb1a1b4ec 100644
> --- a/target/riscv/insn32.decode
> +++ b/target/riscv/insn32.decode
> @@ -112,7 +112,6 @@ sret        0001000    00010 00000 000 00000 1110011
>   mret        0011000    00010 00000 000 00000 1110011
>   wfi         0001000    00101 00000 000 00000 1110011
>   sfence_vma  0001001    ..... ..... 000 00000 1110011 @sfence_vma
> -sfence_vm   0001000    00100 ..... 000 00000 1110011 @sfence_vm
>   
>   # *** RV32I Base Instruction Set ***
>   lui      ....................       ..... 0110111 @u
> diff --git a/target/riscv/insn_trans/trans_privileged.c.inc b/target/riscv/insn_trans/trans_privileged.c.inc
> index bc5263a4e0..4eccdddeaa 100644
> --- a/target/riscv/insn_trans/trans_privileged.c.inc
> +++ b/target/riscv/insn_trans/trans_privileged.c.inc
> @@ -127,8 +127,3 @@ static bool trans_sfence_vma(DisasContext *ctx, arg_sfence_vma *a)
>   #endif
>       return false;
>   }
> -
> -static bool trans_sfence_vm(DisasContext *ctx, arg_sfence_vm *a)
> -{
> -    return false;
> -}