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target/riscv: Add Zvknh ISA extension support

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This commit adds support for the Zvknh vector-crypto extension, which
consists of the following instructions:

* vsha2ms.vv
* vsha2c[hl].vv

Translation functions are defined in
`target/riscv/insn_trans/trans_rvvk.c.inc` and helpers are defined in
`target/riscv/vcrypto_helper.c`.

Co-authored-by: Nazar Kazakov <nazar.kazakov@codethink.co.uk>
Co-authored-by: Lawrence Hunter <lawrence.hunter@codethink.co.uk>
[max.chou@sifive.com: Replaced vstart checking by TCG op]
Signed-off-by: Nazar Kazakov <nazar.kazakov@codethink.co.uk>
Signed-off-by: Lawrence Hunter <lawrence.hunter@codethink.co.uk>
Signed-off-by: Kiran Ostrolenk <kiran.ostrolenk@codethink.co.uk>
Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
[max.chou@sifive.com: Exposed x-zvknha & x-zvknhb properties]
[max.chou@sifive.com: Replaced SEW selection to happened during
translation]
Message-ID: <20230711165917.2629866-11-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Kiran Ostrolenk 2023-07-12 00:59:09 +08:00 • committed by Alistair Francis
parent e972bf22f6
commit fcf1943376
6 changed files with 390 additions and 3 deletions
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6
target/riscv/helper.h
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@ -1264,3 +1264,9 @@ DEF_HELPER_4(vaesdm_vs, void, ptr, ptr, env, i32)
DEF_HELPER_4(vaesz_vs, void, ptr, ptr, env, i32)
DEF_HELPER_5(vaeskf1_vi, void, ptr, ptr, i32, env, i32)
DEF_HELPER_5(vaeskf2_vi, void, ptr, ptr, i32, env, i32)
DEF_HELPER_5(vsha2ms_vv, void, ptr, ptr, ptr, env, i32)
DEF_HELPER_5(vsha2ch32_vv, void, ptr, ptr, ptr, env, i32)
DEF_HELPER_5(vsha2ch64_vv, void, ptr, ptr, ptr, env, i32)
DEF_HELPER_5(vsha2cl32_vv, void, ptr, ptr, ptr, env, i32)
DEF_HELPER_5(vsha2cl64_vv, void, ptr, ptr, ptr, env, i32)