[PATCH v2] RISC-V: Add zhinx extension supports.
Andrew Waterman
andrew@sifive.com
Tue Oct 4 07:46:30 GMT 2022
On Tue, Oct 4, 2022 at 12:23 AM Jan Beulich <jbeulich@suse.com> wrote:
>
> 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)?
We did consider this fact, but we thought it was more important in
this case to favor conciseness and symmetry with the Zfinx name.
>
> 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
> >>
> >
>
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