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From: Kito Cheng <kito.cheng@gmail.com>
To: Tsukasa OI <research_trasio@irq.a4lg.com>
Cc: Weiwei Li <liweiwei@iscas.ac.cn>,
	Nelson Chu <nelson.chu@sifive.com>,
	 Kito Cheng <kito.cheng@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	 Binutils <binutils@sourceware.org>
Subject: Re: [PATCH v2 3/8] RISC-V: Add Zfhmin/Zhinxmin (with refactoring)
Date: Tue, 5 Jul 2022 22:21:35 +0800	[thread overview]
Message-ID: <CA+yXCZCFvrvwr56DkJuUW1D91NJByzueh6=tSFdWEMYdw59VVw@mail.gmail.com> (raw)
In-Reply-To: <20220627020348.11920-4-research_trasio@irq.a4lg.com>

> +{"fmv.h",      0, INSN_CLASS_ZFH_OR_ZHINX,   "D,U",       MATCH_FSGNJ_H, MASK_FSGNJ_H, match_rs1_eq_rs2, INSN_ALIAS },
Maybe we need one more alias for ZFHMIN? like this: {"fmv.h",      0,
INSN_CLASS_ZFHMIN,   "D,U",       MATCH_FSGNJ_S, MASK_FSGNJ_S,
match_rs1_eq_rs2, INSN_ALIAS },

---
Spec say:
Zfhmin does not include the FSGNJ.H instruction, because it suffices to
instead use the FSGNJ.S instruction to move half-precision values between
floating-point registers.

  reply	other threads:[~2022-07-05 14:21 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-27  2:03 [PATCH v2 0/8] RISC-V: Combined floating point enhancements Tsukasa OI
2022-06-27  2:03 ` [PATCH v2 1/8] RISC-V: Refactor Zfh/Zhinx-related constants Tsukasa OI
2022-06-27  2:03 ` [PATCH v2 2/8] RISC-V: Add instruction declaration for Zfh/Zhinx Tsukasa OI
2022-06-27  2:03 ` [PATCH v2 3/8] RISC-V: Add Zfhmin/Zhinxmin (with refactoring) Tsukasa OI
2022-07-05 14:21   ` Kito Cheng [this message]
2022-07-05 23:19     ` Andrew Waterman
2022-07-07  2:57       ` Kito Cheng
2022-07-07  4:43         ` Nelson Chu
2022-07-08  5:37           ` Tsukasa OI
2022-07-07  6:10         ` Andrew Waterman
2022-07-07  8:59           ` Nelson Chu
2022-06-27  2:03 ` [PATCH v2 4/8] RISC-V: Fix disassembling Zfinx with -M numeric Tsukasa OI
2022-07-07  2:58   ` Kito Cheng
2022-07-07  4:25     ` Nelson Chu
2022-06-27  2:03 ` [PATCH v2 5/8] RISC-V: Reorganize and enhance Zfinx tests Tsukasa OI
2022-06-27  2:29   ` jiawei
2022-11-29  6:35   ` [REVIEW ONLY 2/2] NEAR-RATIFICATION RISC-V: Add platform property/capability extensions jiawei
2022-06-27  2:03 ` [PATCH v2 6/8] RISC-V: Relax `fmv.[sdq]' requirements Tsukasa OI
2022-06-27  2:03 ` [PATCH v2 7/8] RISC-V: Validate Zdinx/Zqinx register pairs Tsukasa OI
2022-06-27  2:03 ` [PATCH v2 8/8] RISC-V: Add testcases for Z[dq]inx " Tsukasa OI

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