From: frank.chang@sifive.com
To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org
Cc: Frank Chang <frank.chang@sifive.com>
Subject: [PATCH v7 00/75] support vector extension v1.0
Date: Fri, 26 Feb 2021 11:17:44 +0800 [thread overview]
Message-ID: <20210226031902.23656-1-frank.chang@sifive.com> (raw)
From: Frank Chang <frank.chang@sifive.com>
This patchset implements the vector extension v1.0 for RISC-V on QEMU.
The port is available here:
https://github.com/sifive/qemu/tree/rvv-1.0-upstream-v7
You can change the cpu argument: vext_spec to v1.0 (i.e. vext_spec=v1.0)
to run with RVV v1.0 instructions.
Note: This patchset depends on another patchset listed in Based-on
section below so it might not able to be built unless the patchset
is applied.
Changelog:
v7
* remove hardcoded GDB vector registers list.
* add vsetivli instruction.
* add vle1.v and vse1.v instructions.
v6
* add vector floating-point reciprocal estimate instruction.
* add vector floating-point reciprocal square-root estimate instruction.
* update check rules for segment register groups, each segment register
group has to follow overlap rules.
* update viota.m instruction check rules.
v5
* refactor RVV v1.0 check functions.
(Thanks to Richard Henderson's bitwise tricks.)
* relax RV_VLEN_MAX to 1024-bits.
* implement vstart CSR's behaviors.
* trigger illegal instruction exception if frm is not valid for
vector floating-point instructions.
* rebase on riscv-to-apply.next.
v4
* remove explicit float flmul variable in DisasContext.
* replace floating-point calculations with shift operations to
improve performance.
* relax RV_VLEN_MAX to 512-bits.
v3
* apply nan-box helpers from Richard Henderson.
* remove fp16 api changes as they are sent independently in another
pathcset by Chih-Min Chao.
* remove all tail elements clear functions as tail elements can
retain unchanged for either VTA set to undisturbed or agnostic.
* add fp16 nan-box check generator function.
* add floating-point rounding mode enum.
* replace flmul arithmetic with shifts to avoid floating-point
conversions.
* add Zvqmac extension.
* replace gdbstub vector register xml files with dynamic generator.
* bumped to RVV v1.0.
* RVV v1.0 related changes:
* add vl<nf>re<eew>.v and vs<nf>r.v vector whole register
load/store instructions
* add vrgatherei16 instruction.
* rearranged bits in vtype to make vlmul bits into a contiguous
field.
v2
* drop v0.7.1 support.
* replace invisible return check macros with functions.
* move mark_vs_dirty() to translators.
* add SSTATUS_VS flag for s-mode.
* nan-box scalar fp register for floating-point operations.
* add gdbstub files for vector registers to allow system-mode
debugging with GDB.
Based-on: <1596102747-20226-1-git-send-email-chihmin.chao@sifive.com/>
Frank Chang (70):
target/riscv: drop vector 0.7.1 and add 1.0 support
target/riscv: Use FIELD_EX32() to extract wd field
target/riscv: rvv-1.0: introduce writable misa.v field
target/riscv: rvv-1.0: add translation-time vector context status
target/riscv: rvv-1.0: remove rvv related codes from fcsr registers
target/riscv: rvv-1.0: check MSTATUS_VS when accessing vector csr
registers
target/riscv: rvv-1.0: remove MLEN calculations
target/riscv: rvv-1.0: add fractional LMUL
target/riscv: rvv-1.0: add VMA and VTA
target/riscv: rvv-1.0: update check functions
target/riscv: introduce more imm value modes in translator functions
target/riscv: rvv:1.0: add translation-time nan-box helper function
target/riscv: rvv-1.0: configure instructions
target/riscv: rvv-1.0: stride load and store instructions
target/riscv: rvv-1.0: index load and store instructions
target/riscv: rvv-1.0: fix address index overflow bug of indexed
load/store insns
target/riscv: rvv-1.0: fault-only-first unit stride load
target/riscv: rvv-1.0: amo operations
target/riscv: rvv-1.0: load/store whole register instructions
target/riscv: rvv-1.0: update vext_max_elems() for load/store insns
target/riscv: rvv-1.0: take fractional LMUL into vector max elements
calculation
target/riscv: rvv-1.0: floating-point square-root instruction
target/riscv: rvv-1.0: floating-point classify instructions
target/riscv: rvv-1.0: mask population count instruction
target/riscv: rvv-1.0: find-first-set mask bit instruction
target/riscv: rvv-1.0: set-X-first mask bit instructions
target/riscv: rvv-1.0: iota instruction
target/riscv: rvv-1.0: element index instruction
target/riscv: rvv-1.0: allow load element with sign-extended
target/riscv: rvv-1.0: register gather instructions
target/riscv: rvv-1.0: integer scalar move instructions
target/riscv: rvv-1.0: floating-point move instruction
target/riscv: rvv-1.0: floating-point scalar move instructions
target/riscv: rvv-1.0: whole register move instructions
target/riscv: rvv-1.0: integer extension instructions
target/riscv: rvv-1.0: single-width averaging add and subtract
instructions
target/riscv: rvv-1.0: single-width bit shift instructions
target/riscv: rvv-1.0: integer add-with-carry/subtract-with-borrow
target/riscv: rvv-1.0: narrowing integer right shift instructions
target/riscv: rvv-1.0: widening integer multiply-add instructions
target/riscv: rvv-1.0: single-width saturating add and subtract
instructions
target/riscv: rvv-1.0: integer comparison instructions
target/riscv: rvv-1.0: floating-point compare instructions
target/riscv: rvv-1.0: mask-register logical instructions
target/riscv: rvv-1.0: slide instructions
target/riscv: rvv-1.0: floating-point slide instructions
target/riscv: rvv-1.0: narrowing fixed-point clip instructions
target/riscv: rvv-1.0: single-width floating-point reduction
target/riscv: rvv-1.0: widening floating-point reduction instructions
target/riscv: rvv-1.0: single-width scaling shift instructions
target/riscv: rvv-1.0: remove widening saturating scaled multiply-add
target/riscv: rvv-1.0: remove vmford.vv and vmford.vf
target/riscv: rvv-1.0: remove integer extract instruction
target/riscv: rvv-1.0: floating-point min/max instructions
target/riscv: introduce floating-point rounding mode enum
target/riscv: rvv-1.0: floating-point/integer type-convert
instructions
target/riscv: rvv-1.0: widening floating-point/integer type-convert
target/riscv: add "set round to odd" rounding mode helper function
target/riscv: rvv-1.0: narrowing floating-point/integer type-convert
target/riscv: rvv-1.0: relax RV_VLEN_MAX to 1024-bits
target/riscv: rvv-1.0: implement vstart CSR
target/riscv: rvv-1.0: trigger illegal instruction exception if frm is
not valid
target/riscv: rvv-1.0: set mstatus.SD bit when writing vector CSRs
target/riscv: rvv-1.0: floating-point reciprocal square-root estimate
instruction
target/riscv: rvv-1.0: floating-point reciprocal estimate instruction
target/riscv: set mstatus.SD bit when writing fp CSRs
target/riscv: rvv-1.0: rename r2_zimm to r2_zimm11
target/riscv: rvv-1.0: add vsetivli instruction
target/riscv: rvv-1.0: add evl parameter to vext_ldst_us()
target/riscv: rvv-1.0: add vector unit-stride mask load/store insns
Greentime Hu (1):
target/riscv: rvv-1.0: add vlenb register
Hsiangkai Wang (1):
target/riscv: gdb: support vector registers for rv64 & rv32
LIU Zhiwei (3):
target/riscv: rvv-1.0: add mstatus VS field
target/riscv: rvv-1.0: add sstatus VS field
target/riscv: rvv-1.0: add vcsr register
target/riscv/cpu.c | 12 +-
target/riscv/cpu.h | 75 +-
target/riscv/cpu_bits.h | 10 +
target/riscv/cpu_helper.c | 15 +-
target/riscv/csr.c | 85 +-
target/riscv/fpu_helper.c | 17 +-
target/riscv/gdbstub.c | 184 ++
target/riscv/helper.h | 505 ++-
target/riscv/insn32-64.decode | 18 +-
target/riscv/insn32.decode | 300 +-
target/riscv/insn_trans/trans_rvv.c.inc | 2529 ++++++++++-----
target/riscv/internals.h | 24 +-
target/riscv/translate.c | 72 +-
target/riscv/vector_helper.c | 3729 ++++++++++++-----------
14 files changed, 4594 insertions(+), 2981 deletions(-)
--
2.17.1
next reply other threads:[~2021-02-26 3:20 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-26 3:17 frank.chang [this message]
2021-02-26 3:17 ` [PATCH v7 01/75] target/riscv: drop vector 0.7.1 and add 1.0 support frank.chang
2021-02-26 3:17 ` [PATCH v7 02/75] target/riscv: Use FIELD_EX32() to extract wd field frank.chang
2021-02-26 3:17 ` [PATCH v7 03/75] target/riscv: rvv-1.0: add mstatus VS field frank.chang
2021-02-26 3:17 ` [PATCH v7 04/75] target/riscv: rvv-1.0: add sstatus " frank.chang
2021-02-26 3:17 ` [PATCH v7 05/75] target/riscv: rvv-1.0: introduce writable misa.v field frank.chang
2021-02-26 3:17 ` [PATCH v7 06/75] target/riscv: rvv-1.0: add translation-time vector context status frank.chang
2021-02-26 3:17 ` [PATCH v7 07/75] target/riscv: rvv-1.0: remove rvv related codes from fcsr registers frank.chang
2021-02-26 3:17 ` [PATCH v7 08/75] target/riscv: rvv-1.0: add vcsr register frank.chang
2021-02-26 3:17 ` [PATCH v7 09/75] target/riscv: rvv-1.0: add vlenb register frank.chang
2021-02-26 3:17 ` [PATCH v7 10/75] target/riscv: rvv-1.0: check MSTATUS_VS when accessing vector csr registers frank.chang
2021-02-26 3:17 ` [PATCH v7 11/75] target/riscv: rvv-1.0: remove MLEN calculations frank.chang
2021-02-26 3:17 ` [PATCH v7 12/75] target/riscv: rvv-1.0: add fractional LMUL frank.chang
2021-02-26 3:17 ` [PATCH v7 13/75] target/riscv: rvv-1.0: add VMA and VTA frank.chang
2021-02-26 3:17 ` [PATCH v7 14/75] target/riscv: rvv-1.0: update check functions frank.chang
2021-02-26 3:17 ` [PATCH v7 15/75] target/riscv: introduce more imm value modes in translator functions frank.chang
2021-02-26 3:18 ` [PATCH v7 16/75] target/riscv: rvv:1.0: add translation-time nan-box helper function frank.chang
2021-02-26 3:18 ` [PATCH v7 17/75] target/riscv: rvv-1.0: configure instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 18/75] target/riscv: rvv-1.0: stride load and store instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 19/75] target/riscv: rvv-1.0: index " frank.chang
2021-02-26 3:18 ` [PATCH v7 20/75] target/riscv: rvv-1.0: fix address index overflow bug of indexed load/store insns frank.chang
2021-02-26 3:18 ` [PATCH v7 21/75] target/riscv: rvv-1.0: fault-only-first unit stride load frank.chang
2021-02-26 3:18 ` [PATCH v7 22/75] target/riscv: rvv-1.0: amo operations frank.chang
2021-02-26 3:18 ` [PATCH v7 23/75] target/riscv: rvv-1.0: load/store whole register instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 24/75] target/riscv: rvv-1.0: update vext_max_elems() for load/store insns frank.chang
2021-02-26 3:18 ` [PATCH v7 25/75] target/riscv: rvv-1.0: take fractional LMUL into vector max elements calculation frank.chang
2021-02-26 3:18 ` [PATCH v7 26/75] target/riscv: rvv-1.0: floating-point square-root instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 27/75] target/riscv: rvv-1.0: floating-point classify instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 28/75] target/riscv: rvv-1.0: mask population count instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 29/75] target/riscv: rvv-1.0: find-first-set mask bit instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 30/75] target/riscv: rvv-1.0: set-X-first mask bit instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 31/75] target/riscv: rvv-1.0: iota instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 32/75] target/riscv: rvv-1.0: element index instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 33/75] target/riscv: rvv-1.0: allow load element with sign-extended frank.chang
2021-02-26 3:18 ` [PATCH v7 34/75] target/riscv: rvv-1.0: register gather instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 35/75] target/riscv: rvv-1.0: integer scalar move instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 36/75] target/riscv: rvv-1.0: floating-point move instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 37/75] target/riscv: rvv-1.0: floating-point scalar move instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 38/75] target/riscv: rvv-1.0: whole register " frank.chang
2021-02-26 3:18 ` [PATCH v7 39/75] target/riscv: rvv-1.0: integer extension instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 40/75] target/riscv: rvv-1.0: single-width averaging add and subtract instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 41/75] target/riscv: rvv-1.0: single-width bit shift instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 42/75] target/riscv: rvv-1.0: integer add-with-carry/subtract-with-borrow frank.chang
2021-02-26 3:18 ` [PATCH v7 43/75] target/riscv: rvv-1.0: narrowing integer right shift instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 44/75] target/riscv: rvv-1.0: widening integer multiply-add instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 45/75] target/riscv: rvv-1.0: single-width saturating add and subtract instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 46/75] target/riscv: rvv-1.0: integer comparison instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 47/75] target/riscv: rvv-1.0: floating-point compare instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 48/75] target/riscv: rvv-1.0: mask-register logical instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 49/75] target/riscv: rvv-1.0: slide instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 50/75] target/riscv: rvv-1.0: floating-point " frank.chang
2021-02-26 3:18 ` [PATCH v7 51/75] target/riscv: rvv-1.0: narrowing fixed-point clip instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 52/75] target/riscv: rvv-1.0: single-width floating-point reduction frank.chang
2021-02-26 3:18 ` [PATCH v7 53/75] target/riscv: rvv-1.0: widening floating-point reduction instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 54/75] target/riscv: rvv-1.0: single-width scaling shift instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 55/75] target/riscv: rvv-1.0: remove widening saturating scaled multiply-add frank.chang
2021-02-26 3:18 ` [PATCH v7 56/75] target/riscv: rvv-1.0: remove vmford.vv and vmford.vf frank.chang
2021-02-26 3:18 ` [PATCH v7 57/75] target/riscv: rvv-1.0: remove integer extract instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 58/75] target/riscv: rvv-1.0: floating-point min/max instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 59/75] target/riscv: introduce floating-point rounding mode enum frank.chang
2021-02-26 3:18 ` [PATCH v7 60/75] target/riscv: rvv-1.0: floating-point/integer type-convert instructions frank.chang
2021-02-26 3:18 ` [PATCH v7 61/75] target/riscv: rvv-1.0: widening floating-point/integer type-convert frank.chang
2021-02-26 3:18 ` [PATCH v7 62/75] target/riscv: add "set round to odd" rounding mode helper function frank.chang
2021-02-26 3:18 ` [PATCH v7 63/75] target/riscv: rvv-1.0: narrowing floating-point/integer type-convert frank.chang
2021-02-26 3:18 ` [PATCH v7 64/75] target/riscv: rvv-1.0: relax RV_VLEN_MAX to 1024-bits frank.chang
2021-02-26 3:18 ` [PATCH v7 65/75] target/riscv: rvv-1.0: implement vstart CSR frank.chang
2021-02-26 3:18 ` [PATCH v7 66/75] target/riscv: rvv-1.0: trigger illegal instruction exception if frm is not valid frank.chang
2021-02-26 3:18 ` [PATCH v7 67/75] target/riscv: rvv-1.0: set mstatus.SD bit when writing vector CSRs frank.chang
2021-02-26 3:18 ` [PATCH v7 68/75] target/riscv: gdb: support vector registers for rv64 & rv32 frank.chang
2021-02-26 3:18 ` [PATCH v7 69/75] target/riscv: rvv-1.0: floating-point reciprocal square-root estimate instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 70/75] target/riscv: rvv-1.0: floating-point reciprocal " frank.chang
2021-02-26 3:18 ` [PATCH v7 71/75] target/riscv: set mstatus.SD bit when writing fp CSRs frank.chang
2021-02-26 3:18 ` [PATCH v7 72/75] target/riscv: rvv-1.0: rename r2_zimm to r2_zimm11 frank.chang
2021-02-26 3:18 ` [PATCH v7 73/75] target/riscv: rvv-1.0: add vsetivli instruction frank.chang
2021-02-26 3:18 ` [PATCH v7 74/75] target/riscv: rvv-1.0: add evl parameter to vext_ldst_us() frank.chang
2021-02-26 3:18 ` [PATCH v7 75/75] target/riscv: rvv-1.0: add vector unit-stride mask load/store insns frank.chang
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