From: Richard Henderson <richard.henderson@linaro.org>
To: Deepak Gupta <debug@rivosinc.com>,
qemu-riscv@nongnu.org, qemu-devel@nongnu.org
Cc: palmer@dabbelt.com, Alistair.Francis@wdc.com, bmeng.cn@gmail.com,
liwei1518@gmail.com, dbarboza@ventanamicro.com,
zhiwei_liu@linux.alibaba.com, jim.shu@sifive.com,
andy.chiu@sifive.com, kito.cheng@sifive.com
Subject: Re: [PATCH v9 15/17] target/riscv: compressed encodings for sspush and sspopchk
Date: Tue, 27 Aug 2024 10:37:04 +1000 [thread overview]
Message-ID: <b41ce648-b4e3-41de-9ecf-163fe59207cf@linaro.org> (raw)
In-Reply-To: <20240826152949.294506-16-debug@rivosinc.com>
On 8/27/24 01:29, Deepak Gupta wrote:
> sspush/sspopchk have compressed encodings carved out of zcmops.
> compressed sspush is designated as c.mop.1 while compressed sspopchk
> is designated as c.mop.5.
>
> Note that c.sspush x1 exists while c.sspush x5 doesn't. Similarly
> c.sspopchk x5 exists while c.sspopchk x1 doesn't.
>
> Signed-off-by: Deepak Gupta<debug@rivosinc.com>
> Co-developed-by: Jim Shu<jim.shu@sifive.com>
> Co-developed-by: Andy Chiu<andy.chiu@sifive.com>
> ---
> target/riscv/insn16.decode | 4 ++++
> 1 file changed, 4 insertions(+)
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
next prev parent reply other threads:[~2024-08-27 0:38 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-26 15:29 [PATCH v9 00/17] riscv support for control flow integrity extensions Deepak Gupta
2024-08-26 15:29 ` [PATCH v9 01/17] target/riscv: Add zicfilp extension Deepak Gupta
2024-08-27 2:16 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 02/17] target/riscv: Introduce elp state and enabling controls for zicfilp Deepak Gupta
2024-08-27 2:58 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 03/17] target/riscv: save and restore elp state on priv transitions Deepak Gupta
2024-08-27 0:33 ` Richard Henderson
2024-08-27 0:52 ` Deepak Gupta
2024-08-27 1:34 ` Richard Henderson
2024-08-27 3:53 ` Alistair Francis
2024-08-27 3:58 ` Richard Henderson
2024-08-27 4:03 ` Alistair Francis
2024-08-27 4:29 ` Richard Henderson
2024-08-27 5:47 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 04/17] target/riscv: additional code information for sw check Deepak Gupta
2024-08-27 3:55 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 05/17] target/riscv: tracking indirect branches (fcfi) for zicfilp Deepak Gupta
2024-08-27 3:58 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 06/17] target/riscv: zicfilp `lpad` impl and branch tracking Deepak Gupta
2024-08-27 4:14 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 07/17] disas/riscv: enable `lpad` disassembly Deepak Gupta
2024-08-27 4:15 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 08/17] target/riscv: Add zicfiss extension Deepak Gupta
2024-08-27 4:20 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 09/17] target/riscv: introduce ssp and enabling controls for zicfiss Deepak Gupta
2024-08-26 15:29 ` [PATCH v9 10/17] target/riscv: tb flag for shadow stack instructions Deepak Gupta
2024-08-27 5:51 ` Alistair Francis
2024-08-26 15:29 ` [PATCH v9 11/17] target/riscv: mmu changes for zicfiss shadow stack protection Deepak Gupta
2024-08-27 5:59 ` Alistair Francis
2024-08-27 23:06 ` Deepak Gupta
2024-08-26 15:29 ` [PATCH v9 12/17] target/riscv: AMO operations always raise store/AMO fault Deepak Gupta
2024-08-27 0:34 ` Richard Henderson
2024-08-26 15:29 ` [PATCH v9 13/17] target/riscv: update `decode_save_opc` to store extra word2 Deepak Gupta
2024-08-27 0:35 ` Richard Henderson
2024-08-26 15:29 ` [PATCH v9 14/17] target/riscv: implement zicfiss instructions Deepak Gupta
2024-08-26 15:29 ` [PATCH v9 15/17] target/riscv: compressed encodings for sspush and sspopchk Deepak Gupta
2024-08-27 0:37 ` Richard Henderson [this message]
2024-08-26 15:29 ` [PATCH v9 16/17] disas/riscv: enable disassembly for zicfiss instructions Deepak Gupta
2024-08-26 15:29 ` [PATCH v9 17/17] disas/riscv: enable disassembly for compressed sspush/sspopchk Deepak Gupta
2024-08-27 2:44 ` [PATCH v9 00/17] riscv support for control flow integrity extensions Alistair Francis
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