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target/riscv: Add Zvkned ISA extension support

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

* vaesef.[vv,vs]
* vaesdf.[vv,vs]
* vaesdm.[vv,vs]
* vaesz.vs
* vaesem.[vv,vs]
* vaeskf1.vi
* vaeskf2.vi

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: Lawrence Hunter <lawrence.hunter@codethink.co.uk>
Co-authored-by: William Salmon <will.salmon@codethink.co.uk>
[max.chou@sifive.com: Replaced vstart checking by TCG op]
Signed-off-by: Lawrence Hunter <lawrence.hunter@codethink.co.uk>
Signed-off-by: William Salmon <will.salmon@codethink.co.uk>
Signed-off-by: Nazar Kazakov <nazar.kazakov@codethink.co.uk>
Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
[max.chou@sifive.com: Imported aes-round.h and exposed x-zvkned
property]
[max.chou@sifive.com: Fixed endian issues and replaced the vstart & vl
egs checking by helper function]
[max.chou@sifive.com: Replaced bswap32 calls in aes key expanding]
Message-ID: <20230711165917.2629866-10-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Nazar Kazakov 2023-07-12 00:59:08 +08:00 • committed by Alistair Francis
parent 0602847289
commit e972bf22f6
6 changed files with 381 additions and 1 deletions
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14
target/riscv/helper.h
View file

@ -1250,3 +1250,17 @@ DEF_HELPER_6(vandn_vx_b, void, ptr, ptr, tl, ptr, env, i32)
DEF_HELPER_6(vandn_vx_h, void, ptr, ptr, tl, ptr, env, i32)
DEF_HELPER_6(vandn_vx_w, void, ptr, ptr, tl, ptr, env, i32)
DEF_HELPER_6(vandn_vx_d, void, ptr, ptr, tl, ptr, env, i32)
DEF_HELPER_2(egs_check, void, i32, env)
DEF_HELPER_4(vaesef_vv, void, ptr, ptr, env, i32)
DEF_HELPER_4(vaesef_vs, void, ptr, ptr, env, i32)
DEF_HELPER_4(vaesdf_vv, void, ptr, ptr, env, i32)
DEF_HELPER_4(vaesdf_vs, void, ptr, ptr, env, i32)
DEF_HELPER_4(vaesem_vv, void, ptr, ptr, env, i32)
DEF_HELPER_4(vaesem_vs, void, ptr, ptr, env, i32)
DEF_HELPER_4(vaesdm_vv, void, ptr, ptr, env, i32)
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)