From: Andrew Waterman <andrew@sifive.com>
To: Tsukasa OI <research_trasio@irq.a4lg.com>
Cc: Binutils <binutils@sourceware.org>
Subject: Re: [PATCH 1/1] RISC-V: Fix mask for some fcvt instructions
Date: Mon, 10 Jan 2022 15:56:09 -0800 [thread overview]
Message-ID: <CA++6G0AzNrFBdx2jkL8K3SNsP7cQ6fpP--3z=nSOaSYG28aXSQ@mail.gmail.com> (raw)
In-Reply-To: <3ab20eb4c065dc1e5a976dccc593a2c9a6ab853f.1641802855.git.research_trasio@irq.a4lg.com>
LGTM. Thanks.
On Mon, Jan 10, 2022 at 12:23 AM Tsukasa OI via Binutils
<binutils@sourceware.org> wrote:
>
> This commit fixes incorrect uses of mask values in 'fcvt' instruction
> family.
>
> opcodes/ChangeLog:
>
> * riscv-opc.c (riscv_opcodes): Fix incorrect uses of mask values
> in 'fcvt' instruction family.
> ---
> opcodes/riscv-opc.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c
> index 2da0f7cf0a4..00ee21d783f 100644
> --- a/opcodes/riscv-opc.c
> +++ b/opcodes/riscv-opc.c
> @@ -630,7 +630,7 @@ const struct riscv_opcode riscv_opcodes[] =
> {"fcvt.wu.s", 0, INSN_CLASS_F_OR_ZFINX, "d,S,m", MATCH_FCVT_WU_S, MASK_FCVT_WU_S, match_opcode, 0 },
> {"fcvt.s.w", 0, INSN_CLASS_F_OR_ZFINX, "D,s", MATCH_FCVT_S_W|MASK_RM, MASK_FCVT_S_W|MASK_RM, match_opcode, 0 },
> {"fcvt.s.w", 0, INSN_CLASS_F_OR_ZFINX, "D,s,m", MATCH_FCVT_S_W, MASK_FCVT_S_W, match_opcode, 0 },
> -{"fcvt.s.wu", 0, INSN_CLASS_F_OR_ZFINX, "D,s", MATCH_FCVT_S_WU|MASK_RM, MASK_FCVT_S_W|MASK_RM, match_opcode, 0 },
> +{"fcvt.s.wu", 0, INSN_CLASS_F_OR_ZFINX, "D,s", MATCH_FCVT_S_WU|MASK_RM, MASK_FCVT_S_WU|MASK_RM, match_opcode, 0 },
> {"fcvt.s.wu", 0, INSN_CLASS_F_OR_ZFINX, "D,s,m", MATCH_FCVT_S_WU, MASK_FCVT_S_WU, match_opcode, 0 },
> {"fclass.s", 0, INSN_CLASS_F_OR_ZFINX, "d,S", MATCH_FCLASS_S, MASK_FCLASS_S, match_opcode, 0 },
> {"feq.s", 0, INSN_CLASS_F_OR_ZFINX, "d,S,T", MATCH_FEQ_S, MASK_FEQ_S, match_opcode, 0 },
> @@ -644,7 +644,7 @@ const struct riscv_opcode riscv_opcodes[] =
> {"fcvt.lu.s", 64, INSN_CLASS_F_OR_ZFINX, "d,S,m", MATCH_FCVT_LU_S, MASK_FCVT_LU_S, match_opcode, 0 },
> {"fcvt.s.l", 64, INSN_CLASS_F_OR_ZFINX, "D,s", MATCH_FCVT_S_L|MASK_RM, MASK_FCVT_S_L|MASK_RM, match_opcode, 0 },
> {"fcvt.s.l", 64, INSN_CLASS_F_OR_ZFINX, "D,s,m", MATCH_FCVT_S_L, MASK_FCVT_S_L, match_opcode, 0 },
> -{"fcvt.s.lu", 64, INSN_CLASS_F_OR_ZFINX, "D,s", MATCH_FCVT_S_LU|MASK_RM, MASK_FCVT_S_L|MASK_RM, match_opcode, 0 },
> +{"fcvt.s.lu", 64, INSN_CLASS_F_OR_ZFINX, "D,s", MATCH_FCVT_S_LU|MASK_RM, MASK_FCVT_S_LU|MASK_RM, match_opcode, 0 },
> {"fcvt.s.lu", 64, INSN_CLASS_F_OR_ZFINX, "D,s,m", MATCH_FCVT_S_LU, MASK_FCVT_S_LU, match_opcode, 0 },
>
> /* Double-precision floating-point instruction subset. */
> @@ -705,7 +705,7 @@ const struct riscv_opcode riscv_opcodes[] =
> {"fcvt.lu.d", 64, INSN_CLASS_D_OR_ZDINX, "d,S,m", MATCH_FCVT_LU_D, MASK_FCVT_LU_D, match_opcode, 0 },
> {"fcvt.d.l", 64, INSN_CLASS_D_OR_ZDINX, "D,s", MATCH_FCVT_D_L|MASK_RM, MASK_FCVT_D_L|MASK_RM, match_opcode, 0 },
> {"fcvt.d.l", 64, INSN_CLASS_D_OR_ZDINX, "D,s,m", MATCH_FCVT_D_L, MASK_FCVT_D_L, match_opcode, 0 },
> -{"fcvt.d.lu", 64, INSN_CLASS_D_OR_ZDINX, "D,s", MATCH_FCVT_D_LU|MASK_RM, MASK_FCVT_D_L|MASK_RM, match_opcode, 0 },
> +{"fcvt.d.lu", 64, INSN_CLASS_D_OR_ZDINX, "D,s", MATCH_FCVT_D_LU|MASK_RM, MASK_FCVT_D_LU|MASK_RM, match_opcode, 0 },
> {"fcvt.d.lu", 64, INSN_CLASS_D_OR_ZDINX, "D,s,m", MATCH_FCVT_D_LU, MASK_FCVT_D_LU, match_opcode, 0 },
>
> /* Quad-precision floating-point instruction subset. */
> @@ -765,7 +765,7 @@ const struct riscv_opcode riscv_opcodes[] =
> {"fcvt.lu.q", 64, INSN_CLASS_Q_OR_ZQINX, "d,S,m", MATCH_FCVT_LU_Q, MASK_FCVT_LU_Q, match_opcode, 0 },
> {"fcvt.q.l", 64, INSN_CLASS_Q_OR_ZQINX, "D,s", MATCH_FCVT_Q_L|MASK_RM, MASK_FCVT_Q_L|MASK_RM, match_opcode, 0 },
> {"fcvt.q.l", 64, INSN_CLASS_Q_OR_ZQINX, "D,s,m", MATCH_FCVT_Q_L, MASK_FCVT_Q_L, match_opcode, 0 },
> -{"fcvt.q.lu", 64, INSN_CLASS_Q_OR_ZQINX, "D,s", MATCH_FCVT_Q_LU|MASK_RM, MASK_FCVT_Q_L|MASK_RM, match_opcode, 0 },
> +{"fcvt.q.lu", 64, INSN_CLASS_Q_OR_ZQINX, "D,s", MATCH_FCVT_Q_LU|MASK_RM, MASK_FCVT_Q_LU|MASK_RM, match_opcode, 0 },
> {"fcvt.q.lu", 64, INSN_CLASS_Q_OR_ZQINX, "D,s,m", MATCH_FCVT_Q_LU, MASK_FCVT_Q_LU, match_opcode, 0 },
>
> /* Compressed instructions. */
> --
> 2.32.0
>
next prev parent reply other threads:[~2022-01-10 23:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-10 8:22 [PATCH 0/1] " Tsukasa OI
2022-01-10 8:22 ` [PATCH 1/1] " Tsukasa OI
2022-01-10 23:56 ` Andrew Waterman [this message]
2022-02-25 9:08 ` Nelson Chu
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