From 1db699f8c2a4c42def5a1ad2d5b48371d28b6278 Mon Sep 17 00:00:00 2001 From: Max Chou Date: Thu, 26 Oct 2023 23:18:11 +0800 Subject: [PATCH] target/riscv: Replace Zvbb checking by Zvkb The Zvkb extension is a proper subset of the Zvbb extension and includes following instructions: * vandn.[vv,vx] * vbrev8.v * vrev8.v * vrol.[vv,vx] * vror.[vv,vx,vi] Signed-off-by: Max Chou Reviewed-by: Daniel Henrique Barboza Message-ID: <20231026151828.754279-5-max.chou@sifive.com> Signed-off-by: Alistair Francis --- target/riscv/insn_trans/trans_rvvk.c.inc | 37 +++++++++++++++++++++----------- 1 file changed, 24 insertions(+), 13 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvvk.c.inc b/target/riscv/insn_trans/trans_rvvk.c.inc index e691519ed7..3801c16829 100644 --- a/target/riscv/insn_trans/trans_rvvk.c.inc +++ b/target/riscv/insn_trans/trans_rvvk.c.inc @@ -112,24 +112,27 @@ GEN_VX_MASKED_TRANS(vclmulh_vx, vclmul_vx_check) return false; \ } -static bool zvbb_vv_check(DisasContext *s, arg_rmrr *a) +static bool zvkb_vv_check(DisasContext *s, arg_rmrr *a) { - return opivv_check(s, a) && s->cfg_ptr->ext_zvbb == true; + return opivv_check(s, a) && + (s->cfg_ptr->ext_zvbb == true || s->cfg_ptr->ext_zvkb == true); } -static bool zvbb_vx_check(DisasContext *s, arg_rmrr *a) +static bool zvkb_vx_check(DisasContext *s, arg_rmrr *a) { - return opivx_check(s, a) && s->cfg_ptr->ext_zvbb == true; + return opivx_check(s, a) && + (s->cfg_ptr->ext_zvbb == true || s->cfg_ptr->ext_zvkb == true); } /* vrol.v[vx] */ -GEN_OPIVV_GVEC_TRANS_CHECK(vrol_vv, rotlv, zvbb_vv_check) -GEN_OPIVX_GVEC_SHIFT_TRANS_CHECK(vrol_vx, rotls, zvbb_vx_check) +GEN_OPIVV_GVEC_TRANS_CHECK(vrol_vv, rotlv, zvkb_vv_check) +GEN_OPIVX_GVEC_SHIFT_TRANS_CHECK(vrol_vx, rotls, zvkb_vx_check) /* vror.v[vxi] */ -GEN_OPIVV_GVEC_TRANS_CHECK(vror_vv, rotrv, zvbb_vv_check) -GEN_OPIVX_GVEC_SHIFT_TRANS_CHECK(vror_vx, rotrs, zvbb_vx_check) -GEN_OPIVI_GVEC_TRANS_CHECK(vror_vi, IMM_TRUNC_SEW, vror_vx, rotri, zvbb_vx_check) +GEN_OPIVV_GVEC_TRANS_CHECK(vror_vv, rotrv, zvkb_vv_check) +GEN_OPIVX_GVEC_SHIFT_TRANS_CHECK(vror_vx, rotrs, zvkb_vx_check) +GEN_OPIVI_GVEC_TRANS_CHECK(vror_vi, IMM_TRUNC_SEW, vror_vx, rotri, + zvkb_vx_check) #define GEN_OPIVX_GVEC_TRANS_CHECK(NAME, SUF, CHECK) \ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ @@ -147,8 +150,8 @@ GEN_OPIVI_GVEC_TRANS_CHECK(vror_vi, IMM_TRUNC_SEW, vror_vx, rotri, zvbb_vx_check } /* vandn.v[vx] */ -GEN_OPIVV_GVEC_TRANS_CHECK(vandn_vv, andc, zvbb_vv_check) -GEN_OPIVX_GVEC_TRANS_CHECK(vandn_vx, andcs, zvbb_vx_check) +GEN_OPIVV_GVEC_TRANS_CHECK(vandn_vv, andc, zvkb_vv_check) +GEN_OPIVX_GVEC_TRANS_CHECK(vandn_vx, andcs, zvkb_vx_check) #define GEN_OPIV_TRANS(NAME, CHECK) \ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ @@ -188,8 +191,16 @@ static bool zvbb_opiv_check(DisasContext *s, arg_rmr *a) vext_check_ss(s, a->rd, a->rs2, a->vm); } -GEN_OPIV_TRANS(vbrev8_v, zvbb_opiv_check) -GEN_OPIV_TRANS(vrev8_v, zvbb_opiv_check) +static bool zvkb_opiv_check(DisasContext *s, arg_rmr *a) +{ + return (s->cfg_ptr->ext_zvbb == true || s->cfg_ptr->ext_zvkb == true) && + require_rvv(s) && + vext_check_isa_ill(s) && + vext_check_ss(s, a->rd, a->rs2, a->vm); +} + +GEN_OPIV_TRANS(vbrev8_v, zvkb_opiv_check) +GEN_OPIV_TRANS(vrev8_v, zvkb_opiv_check) GEN_OPIV_TRANS(vbrev_v, zvbb_opiv_check) GEN_OPIV_TRANS(vclz_v, zvbb_opiv_check) GEN_OPIV_TRANS(vctz_v, zvbb_opiv_check) -- 2.11.0