From: Jan Beulich <jbeulich@suse.com>
To: Nelson Chu <nelson@rivosinc.com>
Cc: tariqandlaura@gmail.com,
"Philipp Tomsich" <philipp.tomsich@vrull.eu>,
wuwei2016@iscas.ac.cn, Binutils <binutils@sourceware.org>,
"Christoph Müllner" <christoph.muellner@vrull.eu>,
"Kito Cheng" <kito.cheng@sifive.com>, jiawei <jiawei@iscas.ac.cn>,
"Andrew Waterman" <andrew@sifive.com>
Subject: Re: [PATCH v2] RISC-V: Add zhinx extension supports.
Date: Tue, 4 Oct 2022 09:23:27 +0200 [thread overview]
Message-ID: <4aeba9a5-d4bc-2c62-760e-b364f73c4b19@suse.com> (raw)
In-Reply-To: <CAJYME4FuwN6UQPReG+Qi09zJs3sHcRkPOfRzwYPMa3jUd9Lf=A@mail.gmail.com>
On 30.05.2022 07:04, Nelson Chu wrote:
> Looks good, committed.
One question here which occurred to me recently: Isn't the extension (and
also Zhinxmin) misnamed? The first character after Z supposedly names the
closest standard (single-letter?) extension. The one here isn't H, but F.
Hence the correct extension name, along the lines of Zfh, would look to
be Zfhinx (and Zfhinxmin)?
Jan
> On Mon, May 30, 2022 at 10:35 AM jiawei <jiawei@iscas.ac.cn> wrote:
>>
>> The zhinx extension is a sub-extension in zfinx, corresponding to
>> zfh extension but use GPRs instead of FPRs.
>>
>> This patch expanded the zfh insn class define, since zfh and zhinx
>> use the same opcodes, thanks for Nelson's works.
>>
>> changelog in V2: Add missing classes of 'zfh' and 'zhinx' in
>> "riscv_multi_subset_supports_ext".
>>
>> bfd/ChangeLog:
>>
>> * elfxx-riscv.c (riscv_multi_subset_supports): New extensions.
>> (riscv_multi_subset_supports_ext): New extensions.
>>
>> gas/ChangeLog:
>>
>> * testsuite/gas/riscv/fp-zhinx-insns.d: New test.
>> * testsuite/gas/riscv/fp-zhinx-insns.s: New test.
>>
>> include/ChangeLog:
>>
>> * opcode/riscv.h (enum riscv_insn_class): New INSN classes.
>>
>> opcodes/ChangeLog:
>>
>> * riscv-opc.c: Modify INSN_CLASS.
>>
>> ---
>> bfd/elfxx-riscv.c | 24 ++++-
>> gas/testsuite/gas/riscv/fp-zhinx-insns.d | 66 +++++++++++++
>> gas/testsuite/gas/riscv/fp-zhinx-insns.s | 59 ++++++++++++
>> include/opcode/riscv.h | 5 +-
>> opcodes/riscv-opc.c | 112 +++++++++++------------
>> 5 files changed, 204 insertions(+), 62 deletions(-)
>> create mode 100644 gas/testsuite/gas/riscv/fp-zhinx-insns.d
>> create mode 100644 gas/testsuite/gas/riscv/fp-zhinx-insns.s
>>
>> diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
>> index 2953dc34b2f..92ad03feea0 100644
>> --- a/bfd/elfxx-riscv.c
>> +++ b/bfd/elfxx-riscv.c
>> @@ -1105,6 +1105,8 @@ static struct riscv_implicit_subset riscv_implicit_subsets[] =
>> {"zqinx", "zdinx", check_implicit_always},
>> {"zdinx", "zfinx", check_implicit_always},
>> {"zfinx", "zicsr", check_implicit_always},
>> + {"zhinx", "zfinx", check_implicit_always},
>> + {"zhinx", "zicsr", check_implicit_always},
>> {"zk", "zkn", check_implicit_always},
>> {"zk", "zkr", check_implicit_always},
>> {"zk", "zkt", check_implicit_always},
>> @@ -1187,6 +1189,7 @@ static struct riscv_supported_ext riscv_supported_std_z_ext[] =
>> {"zfinx", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
>> {"zdinx", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
>> {"zqinx", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
>> + {"zhinx", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
>> {"zbb", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
>> {"zba", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
>> {"zbc", ISA_SPEC_CLASS_DRAFT, 1, 0, 0 },
>> @@ -2365,12 +2368,17 @@ riscv_multi_subset_supports (riscv_parse_subset_t *rps,
>> || riscv_subset_supports (rps, "zqinx"));
>> case INSN_CLASS_ZFH:
>> return riscv_subset_supports (rps, "zfh");
>> - case INSN_CLASS_D_AND_ZFH:
>> + case INSN_CLASS_ZFH_OR_ZHINX:
>> + return riscv_subset_supports (rps, "zfh")
>> + || riscv_subset_supports (rps, "zhinx");
>> + case INSN_CLASS_D_AND_ZFH_INX:
>> return (riscv_subset_supports (rps, "d")
>> - && riscv_subset_supports (rps, "zfh") );
>> - case INSN_CLASS_Q_AND_ZFH:
>> + && riscv_subset_supports (rps, "zfh"))
>> + || riscv_subset_supports (rps, "zhinx");
>> + case INSN_CLASS_Q_AND_ZFH_INX:
>> return (riscv_subset_supports (rps, "q")
>> - && riscv_subset_supports (rps, "zfh"));
>> + && riscv_subset_supports (rps, "zfh"))
>> + || riscv_subset_supports (rps, "zhinx");
>> case INSN_CLASS_ZBA:
>> return riscv_subset_supports (rps, "zba");
>> case INSN_CLASS_ZBB:
>> @@ -2509,6 +2517,14 @@ riscv_multi_subset_supports_ext (riscv_parse_subset_t *rps,
>> return "v' or `zve64d' or `zve64f' or `zve32f";
>> case INSN_CLASS_SVINVAL:
>> return "svinval";
>> + case INSN_CLASS_ZFH:
>> + return "zfh";
>> + case INSN_CLASS_ZFH_OR_ZHINX:
>> + return "zfh' or 'zhinx";
>> + case INSN_CLASS_D_AND_ZFH_INX:
>> + return "('d' and 'zfh') or 'zhinx";
>> + case INSN_CLASS_Q_AND_ZFH_INX:
>> + return "('q' and 'zfh') or 'zhinx";
>> default:
>> rps->error_handler
>> (_("internal: unreachable INSN_CLASS_*"));
>> diff --git a/gas/testsuite/gas/riscv/fp-zhinx-insns.d b/gas/testsuite/gas/riscv/fp-zhinx-insns.d
>> new file mode 100644
>> index 00000000000..6e1c40e65f5
>> --- /dev/null
>> +++ b/gas/testsuite/gas/riscv/fp-zhinx-insns.d
>> @@ -0,0 +1,66 @@
>> +#as: -march=rv64ima_zhinx
>> +#source: fp-zhinx-insns.s
>> +#objdump: -dr
>> +
>> +.*:[ ]+file format .*
>> +
>> +
>> +Disassembly of section .text:
>> +
>> +0+000 <.text>:
>> +[ ]+[0-9a-f]+:[ ]+24b59553[ ]+fneg.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+24b5a553[ ]+fabs.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+24c58553[ ]+fsgnj.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+24c59553[ ]+fsgnjn.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+24c5a553[ ]+fsgnjx.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+04c5f553[ ]+fadd.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+04c58553[ ]+fadd.h[ ]+a0,a1,a2,rne
>> +[ ]+[0-9a-f]+:[ ]+0cc5f553[ ]+fsub.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+0cc58553[ ]+fsub.h[ ]+a0,a1,a2,rne
>> +[ ]+[0-9a-f]+:[ ]+14c5f553[ ]+fmul.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+14c58553[ ]+fmul.h[ ]+a0,a1,a2,rne
>> +[ ]+[0-9a-f]+:[ ]+1cc5f553[ ]+fdiv.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+1cc58553[ ]+fdiv.h[ ]+a0,a1,a2,rne
>> +[ ]+[0-9a-f]+:[ ]+5c05f553[ ]+fsqrt.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+5c058553[ ]+fsqrt.h[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+2cc58553[ ]+fmin.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+2cc59553[ ]+fmax.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+6cc5f543[ ]+fmadd.h[ ]+a0,a1,a2,a3
>> +[ ]+[0-9a-f]+:[ ]+6cc58543[ ]+fmadd.h[ ]+a0,a1,a2,a3,rne
>> +[ ]+[0-9a-f]+:[ ]+6cc5f54f[ ]+fnmadd.h[ ]+a0,a1,a2,a3
>> +[ ]+[0-9a-f]+:[ ]+6cc5854f[ ]+fnmadd.h[ ]+a0,a1,a2,a3,rne
>> +[ ]+[0-9a-f]+:[ ]+6cc5f547[ ]+fmsub.h[ ]+a0,a1,a2,a3
>> +[ ]+[0-9a-f]+:[ ]+6cc58547[ ]+fmsub.h[ ]+a0,a1,a2,a3,rne
>> +[ ]+[0-9a-f]+:[ ]+6cc5f54b[ ]+fnmsub.h[ ]+a0,a1,a2,a3
>> +[ ]+[0-9a-f]+:[ ]+6cc5854b[ ]+fnmsub.h[ ]+a0,a1,a2,a3,rne
>> +[ ]+[0-9a-f]+:[ ]+c405f553[ ]+fcvt.w.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+c4058553[ ]+fcvt.w.h[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+c415f553[ ]+fcvt.wu.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+c4158553[ ]+fcvt.wu.h[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+d405f553[ ]+fcvt.h.w[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+d4058553[ ]+fcvt.h.w[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+d415f553[ ]+fcvt.h.wu[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+d4158553[ ]+fcvt.h.wu[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+c425f553[ ]+fcvt.l.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+c4258553[ ]+fcvt.l.h[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+c435f553[ ]+fcvt.lu.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+c4358553[ ]+fcvt.lu.h[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+d425f553[ ]+fcvt.h.l[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+d4258553[ ]+fcvt.h.l[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+d435f553[ ]+fcvt.h.lu[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+d4358553[ ]+fcvt.h.lu[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+40258553[ ]+fcvt.s.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+42258553[ ]+fcvt.d.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+46258553[ ]+fcvt.q.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+4405f553[ ]+fcvt.h.s[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+44058553[ ]+fcvt.h.s[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+4415f553[ ]+fcvt.h.d[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+44158553[ ]+fcvt.h.d[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+4435f553[ ]+fcvt.h.q[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+44358553[ ]+fcvt.h.q[ ]+a0,a1,rne
>> +[ ]+[0-9a-f]+:[ ]+e4059553[ ]+fclass.h[ ]+a0,a1
>> +[ ]+[0-9a-f]+:[ ]+a4c5a553[ ]+feq.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+a4c59553[ ]+flt.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+a4c58553[ ]+fle.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+a4c59553[ ]+flt.h[ ]+a0,a1,a2
>> +[ ]+[0-9a-f]+:[ ]+a4c58553[ ]+fle.h[ ]+a0,a1,a2
>> diff --git a/gas/testsuite/gas/riscv/fp-zhinx-insns.s b/gas/testsuite/gas/riscv/fp-zhinx-insns.s
>> new file mode 100644
>> index 00000000000..75e2d5a91b8
>> --- /dev/null
>> +++ b/gas/testsuite/gas/riscv/fp-zhinx-insns.s
>> @@ -0,0 +1,59 @@
>> + fneg.h a0, a1
>> + fabs.h a0, a1
>> + fsgnj.h a0, a1, a2
>> + fsgnjn.h a0, a1, a2
>> + fsgnjx.h a0, a1, a2
>> + fadd.h a0, a1, a2
>> + fadd.h a0, a1, a2, rne
>> + fsub.h a0, a1, a2
>> + fsub.h a0, a1, a2, rne
>> + fmul.h a0, a1, a2
>> + fmul.h a0, a1, a2, rne
>> + fdiv.h a0, a1, a2
>> + fdiv.h a0, a1, a2, rne
>> + fsqrt.h a0, a1
>> + fsqrt.h a0, a1, rne
>> + fmin.h a0, a1, a2
>> + fmax.h a0, a1, a2
>> + fmadd.h a0, a1, a2, a3
>> + fmadd.h a0, a1, a2, a3, rne
>> + fnmadd.h a0, a1, a2, a3
>> + fnmadd.h a0, a1, a2, a3, rne
>> + fmsub.h a0, a1, a2, a3
>> + fmsub.h a0, a1, a2, a3, rne
>> + fnmsub.h a0, a1, a2, a3
>> + fnmsub.h a0, a1, a2, a3, rne
>> +
>> + fcvt.w.h a0, a1
>> + fcvt.w.h a0, a1, rne
>> + fcvt.wu.h a0, a1
>> + fcvt.wu.h a0, a1, rne
>> + fcvt.h.w a0, a1
>> + fcvt.h.w a0, a1, rne
>> + fcvt.h.wu a0, a1
>> + fcvt.h.wu a0, a1, rne
>> + fcvt.l.h a0, a1
>> + fcvt.l.h a0, a1, rne
>> + fcvt.lu.h a0, a1
>> + fcvt.lu.h a0, a1, rne
>> + fcvt.h.l a0, a1
>> + fcvt.h.l a0, a1, rne
>> + fcvt.h.lu a0, a1
>> + fcvt.h.lu a0, a1, rne
>> +
>> + fcvt.s.h a0, a1
>> + fcvt.d.h a0, a1
>> + fcvt.q.h a0, a1
>> + fcvt.h.s a0, a1
>> + fcvt.h.s a0, a1, rne
>> + fcvt.h.d a0, a1
>> + fcvt.h.d a0, a1, rne
>> + fcvt.h.q a0, a1
>> + fcvt.h.q a0, a1, rne
>> + fclass.h a0, a1
>> +
>> + feq.h a0, a1, a2
>> + flt.h a0, a1, a2
>> + fle.h a0, a1, a2
>> + fgt.h a0, a2, a1
>> + fge.h a0, a2, a1
>> diff --git a/include/opcode/riscv.h b/include/opcode/riscv.h
>> index 0d1fbcf8fc5..f0beceaec44 100644
>> --- a/include/opcode/riscv.h
>> +++ b/include/opcode/riscv.h
>> @@ -371,8 +371,9 @@ enum riscv_insn_class
>> INSN_CLASS_D_OR_ZDINX,
>> INSN_CLASS_Q_OR_ZQINX,
>> INSN_CLASS_ZFH,
>> - INSN_CLASS_D_AND_ZFH,
>> - INSN_CLASS_Q_AND_ZFH,
>> + INSN_CLASS_ZFH_OR_ZHINX,
>> + INSN_CLASS_D_AND_ZFH_INX,
>> + INSN_CLASS_Q_AND_ZFH_INX,
>> INSN_CLASS_ZBA,
>> INSN_CLASS_ZBB,
>> INSN_CLASS_ZBC,
>> diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c
>> index bbd4a3718f6..6355f8059f5 100644
>> --- a/opcodes/riscv-opc.c
>> +++ b/opcodes/riscv-opc.c
>> @@ -578,64 +578,64 @@ const struct riscv_opcode riscv_opcodes[] =
>> {"fsh", 0, INSN_CLASS_ZFH, "T,q(s)", MATCH_FSH, MASK_FSH, match_opcode, INSN_DREF|INSN_2_BYTE },
>> {"fsh", 0, INSN_CLASS_ZFH, "T,A,s", 0, (int) M_FSH, match_never, INSN_MACRO },
>> {"fmv.h", 0, INSN_CLASS_ZFH, "D,U", MATCH_FSGNJ_H, MASK_FSGNJ_H, match_rs1_eq_rs2, INSN_ALIAS },
>> -{"fneg.h", 0, INSN_CLASS_ZFH, "D,U", MATCH_FSGNJN_H, MASK_FSGNJN_H, match_rs1_eq_rs2, INSN_ALIAS },
>> -{"fabs.h", 0, INSN_CLASS_ZFH, "D,U", MATCH_FSGNJX_H, MASK_FSGNJX_H, match_rs1_eq_rs2, INSN_ALIAS },
>> -{"fsgnj.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FSGNJ_H, MASK_FSGNJ_H, match_opcode, 0 },
>> -{"fsgnjn.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FSGNJN_H, MASK_FSGNJN_H, match_opcode, 0 },
>> -{"fsgnjx.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FSGNJX_H, MASK_FSGNJX_H, match_opcode, 0 },
>> -{"fadd.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FADD_H|MASK_RM, MASK_FADD_H|MASK_RM, match_opcode, 0 },
>> -{"fadd.h", 0, INSN_CLASS_ZFH, "D,S,T,m", MATCH_FADD_H, MASK_FADD_H, match_opcode, 0 },
>> -{"fsub.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FSUB_H|MASK_RM, MASK_FSUB_H|MASK_RM, match_opcode, 0 },
>> -{"fsub.h", 0, INSN_CLASS_ZFH, "D,S,T,m", MATCH_FSUB_H, MASK_FSUB_H, match_opcode, 0 },
>> -{"fmul.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FMUL_H|MASK_RM, MASK_FMUL_H|MASK_RM, match_opcode, 0 },
>> -{"fmul.h", 0, INSN_CLASS_ZFH, "D,S,T,m", MATCH_FMUL_H, MASK_FMUL_H, match_opcode, 0 },
>> -{"fdiv.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FDIV_H|MASK_RM, MASK_FDIV_H|MASK_RM, match_opcode, 0 },
>> -{"fdiv.h", 0, INSN_CLASS_ZFH, "D,S,T,m", MATCH_FDIV_H, MASK_FDIV_H, match_opcode, 0 },
>> -{"fsqrt.h", 0, INSN_CLASS_ZFH, "D,S", MATCH_FSQRT_H|MASK_RM, MASK_FSQRT_H|MASK_RM, match_opcode, 0 },
>> -{"fsqrt.h", 0, INSN_CLASS_ZFH, "D,S,m", MATCH_FSQRT_H, MASK_FSQRT_H, match_opcode, 0 },
>> -{"fmin.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FMIN_H, MASK_FMIN_H, match_opcode, 0 },
>> -{"fmax.h", 0, INSN_CLASS_ZFH, "D,S,T", MATCH_FMAX_H, MASK_FMAX_H, match_opcode, 0 },
>> -{"fmadd.h", 0, INSN_CLASS_ZFH, "D,S,T,R", MATCH_FMADD_H|MASK_RM, MASK_FMADD_H|MASK_RM, match_opcode, 0 },
>> -{"fmadd.h", 0, INSN_CLASS_ZFH, "D,S,T,R,m", MATCH_FMADD_H, MASK_FMADD_H, match_opcode, 0 },
>> -{"fnmadd.h", 0, INSN_CLASS_ZFH, "D,S,T,R", MATCH_FNMADD_H|MASK_RM, MASK_FNMADD_H|MASK_RM, match_opcode, 0 },
>> -{"fnmadd.h", 0, INSN_CLASS_ZFH, "D,S,T,R,m", MATCH_FNMADD_H, MASK_FNMADD_H, match_opcode, 0 },
>> -{"fmsub.h", 0, INSN_CLASS_ZFH, "D,S,T,R", MATCH_FMSUB_H|MASK_RM, MASK_FMSUB_H|MASK_RM, match_opcode, 0 },
>> -{"fmsub.h", 0, INSN_CLASS_ZFH, "D,S,T,R,m", MATCH_FMSUB_H, MASK_FMSUB_H, match_opcode, 0 },
>> -{"fnmsub.h", 0, INSN_CLASS_ZFH, "D,S,T,R", MATCH_FNMSUB_H|MASK_RM, MASK_FNMSUB_H|MASK_RM, match_opcode, 0 },
>> -{"fnmsub.h", 0, INSN_CLASS_ZFH, "D,S,T,R,m", MATCH_FNMSUB_H, MASK_FNMSUB_H, match_opcode, 0 },
>> -{"fcvt.w.h", 0, INSN_CLASS_ZFH, "d,S", MATCH_FCVT_W_H|MASK_RM, MASK_FCVT_W_H|MASK_RM, match_opcode, 0 },
>> -{"fcvt.w.h", 0, INSN_CLASS_ZFH, "d,S,m", MATCH_FCVT_W_H, MASK_FCVT_W_H, match_opcode, 0 },
>> -{"fcvt.wu.h", 0, INSN_CLASS_ZFH, "d,S", MATCH_FCVT_WU_H|MASK_RM, MASK_FCVT_WU_H|MASK_RM, match_opcode, 0 },
>> -{"fcvt.wu.h", 0, INSN_CLASS_ZFH, "d,S,m", MATCH_FCVT_WU_H, MASK_FCVT_WU_H, match_opcode, 0 },
>> -{"fcvt.h.w", 0, INSN_CLASS_ZFH, "D,s", MATCH_FCVT_H_W|MASK_RM, MASK_FCVT_H_W|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.w", 0, INSN_CLASS_ZFH, "D,s,m", MATCH_FCVT_H_W, MASK_FCVT_H_W, match_opcode, 0 },
>> -{"fcvt.h.wu", 0, INSN_CLASS_ZFH, "D,s", MATCH_FCVT_H_WU|MASK_RM, MASK_FCVT_H_WU|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.wu", 0, INSN_CLASS_ZFH, "D,s,m", MATCH_FCVT_H_WU, MASK_FCVT_H_WU, match_opcode, 0 },
>> -{"fcvt.s.h", 0, INSN_CLASS_ZFH, "D,S", MATCH_FCVT_S_H, MASK_FCVT_S_H|MASK_RM, match_opcode, 0 },
>> -{"fcvt.d.h", 0, INSN_CLASS_D_AND_ZFH, "D,S", MATCH_FCVT_D_H, MASK_FCVT_D_H|MASK_RM, match_opcode, 0 },
>> -{"fcvt.q.h", 0, INSN_CLASS_Q_AND_ZFH, "D,S", MATCH_FCVT_Q_H, MASK_FCVT_Q_H|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.s", 0, INSN_CLASS_ZFH, "D,S", MATCH_FCVT_H_S|MASK_RM, MASK_FCVT_H_S|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.s", 0, INSN_CLASS_ZFH, "D,S,m", MATCH_FCVT_H_S, MASK_FCVT_H_S, match_opcode, 0 },
>> -{"fcvt.h.d", 0, INSN_CLASS_D_AND_ZFH, "D,S", MATCH_FCVT_H_D|MASK_RM, MASK_FCVT_H_D|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.d", 0, INSN_CLASS_D_AND_ZFH, "D,S,m", MATCH_FCVT_H_D, MASK_FCVT_H_D, match_opcode, 0 },
>> -{"fcvt.h.q", 0, INSN_CLASS_Q_AND_ZFH, "D,S", MATCH_FCVT_H_Q|MASK_RM, MASK_FCVT_H_Q|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.q", 0, INSN_CLASS_Q_AND_ZFH, "D,S,m", MATCH_FCVT_H_Q, MASK_FCVT_H_Q, match_opcode, 0 },
>> -{"fclass.h", 0, INSN_CLASS_ZFH, "d,S", MATCH_FCLASS_H, MASK_FCLASS_H, match_opcode, 0 },
>> -{"feq.h", 0, INSN_CLASS_ZFH, "d,S,T", MATCH_FEQ_H, MASK_FEQ_H, match_opcode, 0 },
>> -{"flt.h", 0, INSN_CLASS_ZFH, "d,S,T", MATCH_FLT_H, MASK_FLT_H, match_opcode, 0 },
>> -{"fle.h", 0, INSN_CLASS_ZFH, "d,S,T", MATCH_FLE_H, MASK_FLE_H, match_opcode, 0 },
>> -{"fgt.h", 0, INSN_CLASS_ZFH, "d,T,S", MATCH_FLT_H, MASK_FLT_H, match_opcode, 0 },
>> -{"fge.h", 0, INSN_CLASS_ZFH, "d,T,S", MATCH_FLE_H, MASK_FLE_H, match_opcode, 0 },
>> +{"fneg.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,U", MATCH_FSGNJN_H, MASK_FSGNJN_H, match_rs1_eq_rs2, INSN_ALIAS },
>> +{"fabs.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,U", MATCH_FSGNJX_H, MASK_FSGNJX_H, match_rs1_eq_rs2, INSN_ALIAS },
>> +{"fsgnj.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FSGNJ_H, MASK_FSGNJ_H, match_opcode, 0 },
>> +{"fsgnjn.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FSGNJN_H, MASK_FSGNJN_H, match_opcode, 0 },
>> +{"fsgnjx.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FSGNJX_H, MASK_FSGNJX_H, match_opcode, 0 },
>> +{"fadd.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FADD_H|MASK_RM, MASK_FADD_H|MASK_RM, match_opcode, 0 },
>> +{"fadd.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,m", MATCH_FADD_H, MASK_FADD_H, match_opcode, 0 },
>> +{"fsub.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FSUB_H|MASK_RM, MASK_FSUB_H|MASK_RM, match_opcode, 0 },
>> +{"fsub.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,m", MATCH_FSUB_H, MASK_FSUB_H, match_opcode, 0 },
>> +{"fmul.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FMUL_H|MASK_RM, MASK_FMUL_H|MASK_RM, match_opcode, 0 },
>> +{"fmul.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,m", MATCH_FMUL_H, MASK_FMUL_H, match_opcode, 0 },
>> +{"fdiv.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FDIV_H|MASK_RM, MASK_FDIV_H|MASK_RM, match_opcode, 0 },
>> +{"fdiv.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,m", MATCH_FDIV_H, MASK_FDIV_H, match_opcode, 0 },
>> +{"fsqrt.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S", MATCH_FSQRT_H|MASK_RM, MASK_FSQRT_H|MASK_RM, match_opcode, 0 },
>> +{"fsqrt.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,m", MATCH_FSQRT_H, MASK_FSQRT_H, match_opcode, 0 },
>> +{"fmin.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FMIN_H, MASK_FMIN_H, match_opcode, 0 },
>> +{"fmax.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T", MATCH_FMAX_H, MASK_FMAX_H, match_opcode, 0 },
>> +{"fmadd.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R", MATCH_FMADD_H|MASK_RM, MASK_FMADD_H|MASK_RM, match_opcode, 0 },
>> +{"fmadd.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R,m", MATCH_FMADD_H, MASK_FMADD_H, match_opcode, 0 },
>> +{"fnmadd.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R", MATCH_FNMADD_H|MASK_RM, MASK_FNMADD_H|MASK_RM, match_opcode, 0 },
>> +{"fnmadd.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R,m", MATCH_FNMADD_H, MASK_FNMADD_H, match_opcode, 0 },
>> +{"fmsub.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R", MATCH_FMSUB_H|MASK_RM, MASK_FMSUB_H|MASK_RM, match_opcode, 0 },
>> +{"fmsub.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R,m", MATCH_FMSUB_H, MASK_FMSUB_H, match_opcode, 0 },
>> +{"fnmsub.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R", MATCH_FNMSUB_H|MASK_RM, MASK_FNMSUB_H|MASK_RM, match_opcode, 0 },
>> +{"fnmsub.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,T,R,m", MATCH_FNMSUB_H, MASK_FNMSUB_H, match_opcode, 0 },
>> +{"fcvt.w.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S", MATCH_FCVT_W_H|MASK_RM, MASK_FCVT_W_H|MASK_RM, match_opcode, 0 },
>> +{"fcvt.w.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S,m", MATCH_FCVT_W_H, MASK_FCVT_W_H, match_opcode, 0 },
>> +{"fcvt.wu.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S", MATCH_FCVT_WU_H|MASK_RM, MASK_FCVT_WU_H|MASK_RM, match_opcode, 0 },
>> +{"fcvt.wu.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S,m", MATCH_FCVT_WU_H, MASK_FCVT_WU_H, match_opcode, 0 },
>> +{"fcvt.h.w", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,s", MATCH_FCVT_H_W|MASK_RM, MASK_FCVT_H_W|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.w", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,s,m", MATCH_FCVT_H_W, MASK_FCVT_H_W, match_opcode, 0 },
>> +{"fcvt.h.wu", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,s", MATCH_FCVT_H_WU|MASK_RM, MASK_FCVT_H_WU|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.wu", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,s,m", MATCH_FCVT_H_WU, MASK_FCVT_H_WU, match_opcode, 0 },
>> +{"fcvt.s.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S", MATCH_FCVT_S_H, MASK_FCVT_S_H|MASK_RM, match_opcode, 0 },
>> +{"fcvt.d.h", 0, INSN_CLASS_D_AND_ZFH_INX, "D,S", MATCH_FCVT_D_H, MASK_FCVT_D_H|MASK_RM, match_opcode, 0 },
>> +{"fcvt.q.h", 0, INSN_CLASS_Q_AND_ZFH_INX, "D,S", MATCH_FCVT_Q_H, MASK_FCVT_Q_H|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.s", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S", MATCH_FCVT_H_S|MASK_RM, MASK_FCVT_H_S|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.s", 0, INSN_CLASS_ZFH_OR_ZHINX, "D,S,m", MATCH_FCVT_H_S, MASK_FCVT_H_S, match_opcode, 0 },
>> +{"fcvt.h.d", 0, INSN_CLASS_D_AND_ZFH_INX, "D,S", MATCH_FCVT_H_D|MASK_RM, MASK_FCVT_H_D|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.d", 0, INSN_CLASS_D_AND_ZFH_INX, "D,S,m", MATCH_FCVT_H_D, MASK_FCVT_H_D, match_opcode, 0 },
>> +{"fcvt.h.q", 0, INSN_CLASS_Q_AND_ZFH_INX, "D,S", MATCH_FCVT_H_Q|MASK_RM, MASK_FCVT_H_Q|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.q", 0, INSN_CLASS_Q_AND_ZFH_INX, "D,S,m", MATCH_FCVT_H_Q, MASK_FCVT_H_Q, match_opcode, 0 },
>> +{"fclass.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S", MATCH_FCLASS_H, MASK_FCLASS_H, match_opcode, 0 },
>> +{"feq.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S,T", MATCH_FEQ_H, MASK_FEQ_H, match_opcode, 0 },
>> +{"flt.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S,T", MATCH_FLT_H, MASK_FLT_H, match_opcode, 0 },
>> +{"fle.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,S,T", MATCH_FLE_H, MASK_FLE_H, match_opcode, 0 },
>> +{"fgt.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,T,S", MATCH_FLT_H, MASK_FLT_H, match_opcode, 0 },
>> +{"fge.h", 0, INSN_CLASS_ZFH_OR_ZHINX, "d,T,S", MATCH_FLE_H, MASK_FLE_H, match_opcode, 0 },
>> {"fmv.x.h", 0, INSN_CLASS_ZFH, "d,S", MATCH_FMV_X_H, MASK_FMV_X_H, match_opcode, 0 },
>> {"fmv.h.x", 0, INSN_CLASS_ZFH, "D,s", MATCH_FMV_H_X, MASK_FMV_H_X, match_opcode, 0 },
>> -{"fcvt.l.h", 64, INSN_CLASS_ZFH, "d,S", MATCH_FCVT_L_H|MASK_RM, MASK_FCVT_L_H|MASK_RM, match_opcode, 0 },
>> -{"fcvt.l.h", 64, INSN_CLASS_ZFH, "d,S,m", MATCH_FCVT_L_H, MASK_FCVT_L_H, match_opcode, 0 },
>> -{"fcvt.lu.h", 64, INSN_CLASS_ZFH, "d,S", MATCH_FCVT_LU_H|MASK_RM, MASK_FCVT_LU_H|MASK_RM, match_opcode, 0 },
>> -{"fcvt.lu.h", 64, INSN_CLASS_ZFH, "d,S,m", MATCH_FCVT_LU_H, MASK_FCVT_LU_H, match_opcode, 0 },
>> -{"fcvt.h.l", 64, INSN_CLASS_ZFH, "D,s", MATCH_FCVT_H_L|MASK_RM, MASK_FCVT_H_L|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.l", 64, INSN_CLASS_ZFH, "D,s,m", MATCH_FCVT_H_L, MASK_FCVT_H_L, match_opcode, 0 },
>> -{"fcvt.h.lu", 64, INSN_CLASS_ZFH, "D,s", MATCH_FCVT_H_LU|MASK_RM, MASK_FCVT_H_L|MASK_RM, match_opcode, 0 },
>> -{"fcvt.h.lu", 64, INSN_CLASS_ZFH, "D,s,m", MATCH_FCVT_H_LU, MASK_FCVT_H_LU, match_opcode, 0 },
>> +{"fcvt.l.h", 64, INSN_CLASS_ZFH_OR_ZHINX, "d,S", MATCH_FCVT_L_H|MASK_RM, MASK_FCVT_L_H|MASK_RM, match_opcode, 0 },
>> +{"fcvt.l.h", 64, INSN_CLASS_ZFH_OR_ZHINX, "d,S,m", MATCH_FCVT_L_H, MASK_FCVT_L_H, match_opcode, 0 },
>> +{"fcvt.lu.h", 64, INSN_CLASS_ZFH_OR_ZHINX, "d,S", MATCH_FCVT_LU_H|MASK_RM, MASK_FCVT_LU_H|MASK_RM, match_opcode, 0 },
>> +{"fcvt.lu.h", 64, INSN_CLASS_ZFH_OR_ZHINX, "d,S,m", MATCH_FCVT_LU_H, MASK_FCVT_LU_H, match_opcode, 0 },
>> +{"fcvt.h.l", 64, INSN_CLASS_ZFH_OR_ZHINX, "D,s", MATCH_FCVT_H_L|MASK_RM, MASK_FCVT_H_L|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.l", 64, INSN_CLASS_ZFH_OR_ZHINX, "D,s,m", MATCH_FCVT_H_L, MASK_FCVT_H_L, match_opcode, 0 },
>> +{"fcvt.h.lu", 64, INSN_CLASS_ZFH_OR_ZHINX, "D,s", MATCH_FCVT_H_LU|MASK_RM, MASK_FCVT_H_L|MASK_RM, match_opcode, 0 },
>> +{"fcvt.h.lu", 64, INSN_CLASS_ZFH_OR_ZHINX, "D,s,m", MATCH_FCVT_H_LU, MASK_FCVT_H_LU, match_opcode, 0 },
>>
>> /* Single-precision floating-point instruction subset. */
>> {"frcsr", 0, INSN_CLASS_F_OR_ZFINX, "d", MATCH_FRCSR, MASK_FRCSR, match_opcode, INSN_ALIAS },
>> --
>> 2.25.1
>>
>
next prev parent reply other threads:[~2022-10-04 7:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-30 2:35 jiawei
2022-05-30 5:04 ` Nelson Chu
2022-10-04 7:23 ` Jan Beulich [this message]
2022-10-04 7:46 ` Andrew Waterman
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