[RFC,v2,14/76] target/riscv: rvv-0.9: remove MLEN calculations

Message ID	20200722091641.8834-15-frank.chang@sifive.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=6956=BB=nongnu.org=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0204120729 From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v2 14/76] target/riscv: rvv-0.9: remove MLEN calculations Date: Wed, 22 Jul 2020 17:15:37 +0800 Message-Id: <20200722091641.8834-15-frank.chang@sifive.com> In-Reply-To: <20200722091641.8834-1-frank.chang@sifive.com> References: <20200722091641.8834-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::1042; envelope-from=frank.chang@sifive.com; helo=mail-pj1-x1042.google.com Precedence: list Cc: Sagar Karandikar <sagark@eecs.berkeley.edu>, Frank Chang <frank.chang@sifive.com>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Richard Henderson <richard.henderson@linaro.org>, Alistair Francis <Alistair.Francis@wdc.com>, Palmer Dabbelt <palmer@dabbelt.com>, LIU Zhiwei <zhiwei_liu@c-sky.com> Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org>
Series	target/riscv: support vector extension v0.9 \| expand [RFC,v2,00/76] target/riscv: support vector extension v0.9 [RFC,v2,01/76] target/riscv: drop vector 0.7.1 support [RFC,v2,02/76] target/riscv: rvv-0.9: support vector 0.9 [RFC,v2,03/76] target/riscv: fix rsub gvec tcg_assert_listed_vecop assertion [RFC,v2,04/76] target/riscv: correct the gvec IR called in gen_vec_rsub16_i64() [RFC,v2,05/76] target/riscv: fix return value of do_opivx_widen() [RFC,v2,06/76] target/riscv: fix vill bit index in vtype register [RFC,v2,07/76] target/riscv: Use FIELD_EX32() to extract wd field [RFC,v2,08/76] target/riscv: rvv-0.9: add mstatus VS field [RFC,v2,09/76] target/riscv: rvv-0.9: add sstatus VS field [RFC,v2,10/76] target/riscv: rvv-0.9: add translation-time vector context status [RFC,v2,11/76] target/riscv: rvv-0.9: remove vxrm and vxsat fields from fcsr register [RFC,v2,12/76] target/riscv: rvv-0.9: add vcsr register [RFC,v2,13/76] target/riscv: rvv-0.9: add vlenb register [RFC,v2,14/76] target/riscv: rvv-0.9: remove MLEN calculations [RFC,v2,15/76] target/riscv: rvv-0.9: add fractional LMUL [RFC,v2,16/76] target/riscv: rvv-0.9: add VMA and VTA [RFC,v2,17/76] target/riscv: rvv-0.9: update check functions [RFC,v2,18/76] target/riscv: introduce more imm value modes in translator functions [RFC,v2,19/76] target/riscv: rvv-0.9: add narrower_nanbox_fpr helper [RFC,v2,20/76] target/riscv: rvv-0.9: apply narrower nanbox helper in opfvf_trans [RFC,v2,21/76] target/riscv: rvv-0.9: configure instructions [RFC,v2,22/76] target/riscv: rvv-0.9: stride load and store instructions [RFC,v2,23/76] target/riscv: rvv-0.9: index load and store instructions [RFC,v2,24/76] target/riscv: rvv-0.9: fix address index overflow bug of indexed load/store insns [RFC,v2,25/76] target/riscv: rvv-0.9: fault-only-first unit stride load [RFC,v2,26/76] target/riscv: rvv-0.9: amo operations [RFC,v2,27/76] target/riscv: rvv-0.9: load/store whole register instructions [RFC,v2,28/76] target/riscv: rvv-0.9: update vext_max_elems() for load/store insns [RFC,v2,29/76] target/riscv: rvv-0.9: take fractional LMUL into vector max elements calculation [RFC,v2,30/76] target/riscv: rvv-0.9: floating-point square-root instruction [RFC,v2,31/76] target/riscv: rvv-0.9: floating-point classify instructions [RFC,v2,32/76] target/riscv: rvv-0.9: mask population count instruction [RFC,v2,33/76] target/riscv: rvv-0.9: find-first-set mask bit instruction [RFC,v2,34/76] target/riscv: rvv-0.9: set-X-first mask bit instructions [RFC,v2,35/76] target/riscv: rvv-0.9: iota instruction [RFC,v2,36/76] target/riscv: rvv-0.9: element index instruction [RFC,v2,37/76] target/riscv: rvv-0.9: allow load element with sign-extended [RFC,v2,38/76] target/riscv: rvv-0.9: register gather instructions [RFC,v2,39/76] target/riscv: rvv-0.9: integer scalar move instructions [RFC,v2,40/76] target/riscv: rvv-0.9: floating-point move instruction [RFC,v2,41/76] target/riscv: rvv-0.9: floating-point scalar move instructions [RFC,v2,42/76] target/riscv: rvv-0.9: whole register move instructions [RFC,v2,43/76] target/riscv: rvv-0.9: integer extension instructions [RFC,v2,44/76] target/riscv: rvv-0.9: single-width averaging add and subtract instructions [RFC,v2,45/76] target/riscv: rvv-0.9: single-width bit shift instructions [RFC,v2,46/76] target/riscv: rvv-0.9: integer add-with-carry/subtract-with-borrow [RFC,v2,47/76] target/riscv: rvv-0.9: narrowing integer right shift instructions [RFC,v2,48/76] target/riscv: rvv-0.9: widening integer multiply-add instructions [RFC,v2,49/76] target/riscv: rvv-0.9: quad-widening integer multiply-add instructions [RFC,v2,50/76] target/riscv: rvv-0.9: single-width saturating add and subtract instructions [RFC,v2,51/76] target/riscv: rvv-0.9: integer comparison instructions [RFC,v2,52/76] fpu: implement full set compare for fp16 [RFC,v2,53/76] target/riscv: use softfloat lib float16 comparison functions [RFC,v2,54/76] target/riscv: rvv-0.9: floating-point compare instructions [RFC,v2,55/76] target/riscv: rvv-0.9: single-width integer reduction instructions [RFC,v2,56/76] target/riscv: rvv-0.9: widening integer reduction instructions [RFC,v2,57/76] target/riscv: rvv-0.9: mask-register logical instructions [RFC,v2,58/76] target/riscv: rvv-0.9: slide instructions [RFC,v2,59/76] target/riscv: rvv-0.9: floating-point slide instructions [RFC,v2,60/76] target/riscv: rvv-0.9: narrowing fixed-point clip instructions [RFC,v2,61/76] target/riscv: rvv-0.9: floating-point/integer type-convert instructions [RFC,v2,62/76] target/riscv: rvv-0.9: single-width floating-point reduction [RFC,v2,63/76] target/riscv: rvv-0.9: widening floating-point reduction instructions [RFC,v2,64/76] target/riscv: rvv-0.9: single-width scaling shift instructions [RFC,v2,65/76] target/riscv: rvv-0.9: remove widening saturating scaled multiply-add [RFC,v2,66/76] target/riscv: rvv-0.9: remove vmford.vv and vmford.vf [RFC,v2,67/76] target/riscv: rvv-0.9: remove integer extract instruction [RFC,v2,68/76] fpu: add api to handle alternative sNaN propagation [RFC,v2,69/76] target/riscv: rvv-0.9: floating-point min/max instructions [RFC,v2,70/76] softfloat: add fp16 and uint8/int8 interconvert functions [RFC,v2,71/76] target/riscv: rvv-0.9: widening floating-point/integer type-convert [RFC,v2,72/76] target/riscv: rvv-0.9: narrowing floating-point/integer type-convert [RFC,v2,73/76] fpu: fix float16 nan check [RFC,v2,74/76] target/riscv: gdb: modify gdb csr xml file to align with csr register map [RFC,v2,75/76] target/riscv: gdb: support vector registers for rv64 [RFC,v2,76/76] target/riscv: gdb: support vector registers for rv32

diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index e537e80550..018a134599 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -247,7 +247,6 @@ static bool ld_us_op(DisasContext *s, arg_r2nfvm *a, uint8_t seq) return false; } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, NF, a->nf); @@ -300,7 +299,6 @@ static bool st_us_op(DisasContext *s, arg_r2nfvm *a, uint8_t seq) return false; } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, NF, a->nf); @@ -387,7 +385,6 @@ static bool ld_stride_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) return false; } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, NF, a->nf); @@ -426,7 +423,6 @@ static bool st_stride_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) gen_helper_vsse_v_w, gen_helper_vsse_v_d } }; - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, NF, a->nf); @@ -518,7 +514,6 @@ static bool ld_index_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) return false; } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, NF, a->nf); @@ -562,7 +557,6 @@ static bool st_index_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) return false; } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, NF, a->nf); @@ -641,7 +635,6 @@ static bool ldff_op(DisasContext *s, arg_r2nfvm *a, uint8_t seq) return false; } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, NF, a->nf); @@ -751,7 +744,6 @@ static bool amo_op(DisasContext *s, arg_rwdvm *a, uint8_t seq) } } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, WD, a->wd); @@ -830,7 +822,6 @@ do_opivv_gvec(DisasContext *s, arg_rmrr *a, GVecGen3Fn *gvec_fn, } else { uint32_t data = 0; - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), @@ -876,7 +867,6 @@ static bool opivx_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, uint32_t vm, src1 = tcg_temp_new(); gen_get_gpr(src1, rs1); - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); @@ -1025,7 +1015,6 @@ static bool opivi_trans(uint32_t vd, uint32_t imm, uint32_t vs2, uint32_t vm, } else { src1 = tcg_const_tl(sextract64(imm, 0, 5)); } - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); @@ -1121,7 +1110,6 @@ static bool do_opivv_widen(DisasContext *s, arg_rmrr *a, TCGLabel *over = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), @@ -1210,7 +1198,6 @@ static bool do_opiwv_widen(DisasContext *s, arg_rmrr *a, TCGLabel *over = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), @@ -1289,7 +1276,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ TCGLabel *over = gen_new_label(); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -1480,7 +1466,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ TCGLabel *over = gen_new_label(); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -1850,7 +1835,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ gen_set_rm(s, 7); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -1923,7 +1907,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ gen_helper_##NAME##_d, \ }; \ gen_set_rm(s, 7); \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ return opfvf_trans(a->rd, a->rs1, a->rs2, data, \ @@ -1964,7 +1947,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ gen_set_rm(s, 7); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -2002,7 +1984,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ }; \ gen_set_rm(s, 7); \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ return opfvf_trans(a->rd, a->rs1, a->rs2, data, \ @@ -2039,7 +2020,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ gen_set_rm(s, 7); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -2075,7 +2055,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ }; \ gen_set_rm(s, 7); \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ return opfvf_trans(a->rd, a->rs1, a->rs2, data, \ @@ -2155,7 +2134,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ gen_set_rm(s, 7); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -2298,7 +2276,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ gen_set_rm(s, 7); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -2347,7 +2324,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ gen_set_rm(s, 7); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ @@ -2410,7 +2386,6 @@ static bool trans_##NAME(DisasContext *s, arg_r *a) \ TCGLabel *over = gen_new_label(); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ vreg_ofs(s, a->rs1), \ @@ -2440,7 +2415,6 @@ static bool trans_vmpopc_m(DisasContext *s, arg_rmr *a) TCGv dst; TCGv_i32 desc; uint32_t data = 0; - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); @@ -2472,7 +2446,6 @@ static bool trans_vmfirst_m(DisasContext *s, arg_rmr *a) TCGv dst; TCGv_i32 desc; uint32_t data = 0; - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); @@ -2508,7 +2481,6 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ TCGLabel *over = gen_new_label(); \ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ \ - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ data = FIELD_DP32(data, VDATA, VM, a->vm); \ data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), \ @@ -2536,7 +2508,6 @@ static bool trans_viota_m(DisasContext *s, arg_viota_m *a) TCGLabel *over = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); static gen_helper_gvec_3_ptr * const fns[4] = { @@ -2563,7 +2534,6 @@ static bool trans_vid_v(DisasContext *s, arg_vid_v *a) TCGLabel *over = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); static gen_helper_gvec_2_ptr * const fns[4] = { @@ -2854,7 +2824,7 @@ static bool trans_vrgather_vx(DisasContext *s, arg_rmrr *a) } if (a->vm && s->vl_eq_vlmax) { - int vlmax = s->vlen / s->mlen; + int vlmax = s->vlen; TCGv_i64 dest = tcg_temp_new_i64(); if (a->rs1 == 0) { @@ -2885,7 +2855,7 @@ static bool trans_vrgather_vi(DisasContext *s, arg_rmrr *a) } if (a->vm && s->vl_eq_vlmax) { - if (a->rs1 >= s->vlen / s->mlen) { + if (a->rs1 >= s->vlen) { tcg_gen_gvec_dup_imm(SEW64, vreg_ofs(s, a->rd), MAXSZ(s), MAXSZ(s), 0); } else { @@ -2925,7 +2895,6 @@ static bool trans_vcompress_vm(DisasContext *s, arg_r *a) TCGLabel *over = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - data = FIELD_DP32(data, VDATA, MLEN, s->mlen); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), vreg_ofs(s, a->rs1), vreg_ofs(s, a->rs2), diff --git a/target/riscv/internals.h b/target/riscv/internals.h index 37d33820ad..89fc0753bc 100644 --- a/target/riscv/internals.h +++ b/target/riscv/internals.h @@ -22,11 +22,10 @@ #include "hw/registerfields.h" /* share data between vector helpers and decode code */ -FIELD(VDATA, MLEN, 0, 8) -FIELD(VDATA, VM, 8, 1) -FIELD(VDATA, LMUL, 9, 2) -FIELD(VDATA, NF, 11, 4) -FIELD(VDATA, WD, 11, 1) +FIELD(VDATA, VM, 0, 1) +FIELD(VDATA, LMUL, 1, 3) +FIELD(VDATA, NF, 4, 4) +FIELD(VDATA, WD, 4, 1) /* float point classify helpers */ target_ulong fclass_h(uint64_t frs1); diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 02b4204584..7593b41a1f 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -62,7 +62,6 @@ typedef struct DisasContext { uint8_t lmul; uint8_t sew; uint16_t vlen; - uint16_t mlen; bool vl_eq_vlmax; } DisasContext; @@ -824,7 +823,6 @@ static void riscv_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) ctx->vill = FIELD_EX32(tb_flags, TB_FLAGS, VILL); ctx->sew = FIELD_EX32(tb_flags, TB_FLAGS, SEW); ctx->lmul = FIELD_EX32(tb_flags, TB_FLAGS, LMUL); - ctx->mlen = 1 << (ctx->sew + 3 - ctx->lmul); ctx->vl_eq_vlmax = FIELD_EX32(tb_flags, TB_FLAGS, VL_EQ_VLMAX); } diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 4c0a6198e7..6545f91732 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -81,11 +81,6 @@ static inline uint32_t vext_nf(uint32_t desc) return FIELD_EX32(simd_data(desc), VDATA, NF); } -static inline uint32_t vext_mlen(uint32_t desc) -{ - return FIELD_EX32(simd_data(desc), VDATA, MLEN); -} - static inline uint32_t vext_vm(uint32_t desc) { return FIELD_EX32(simd_data(desc), VDATA, VM); @@ -188,19 +183,24 @@ static void clearq(void *vd, uint32_t idx, uint32_t cnt, uint32_t tot) vext_clear(cur, cnt, tot); } -static inline void vext_set_elem_mask(void *v0, int mlen, int index, +static inline void vext_set_elem_mask(void *v0, int index, uint8_t value) { - int idx = (index * mlen) / 64; - int pos = (index * mlen) % 64; + int idx = index / 64; + int pos = index % 64; uint64_t old = ((uint64_t *)v0)[idx]; - ((uint64_t *)v0)[idx] = deposit64(old, pos, mlen, value); + ((uint64_t *)v0)[idx] = deposit64(old, pos, 1, value); } -static inline int vext_elem_mask(void *v0, int mlen, int index) +/* + * Earlier designs (pre-0.9) had a varying number of bits + * per mask value (MLEN). In the 0.9 design, MLEN=1. + * (Section 4.6) + */ +static inline int vext_elem_mask(void *v0, int index) { - int idx = (index * mlen) / 64; - int pos = (index * mlen) % 64; + int idx = index / 64; + int pos = index % 64; return (((uint64_t *)v0)[idx] >> pos) & 1; } @@ -277,12 +277,11 @@ vext_ldst_stride(void *vd, void *v0, target_ulong base, { uint32_t i, k; uint32_t nf = vext_nf(desc); - uint32_t mlen = vext_mlen(desc); uint32_t vlmax = vext_maxsz(desc) / esz; /* probe every access*/ for (i = 0; i < env->vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } probe_pages(env, base + stride * i, nf * msz, ra, access_type); @@ -290,7 +289,7 @@ vext_ldst_stride(void *vd, void *v0, target_ulong base, /* do real access */ for (i = 0; i < env->vl; i++) { k = 0; - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } while (k < nf) { @@ -506,12 +505,11 @@ vext_ldst_index(void *vd, void *v0, target_ulong base, uint32_t i, k; uint32_t nf = vext_nf(desc); uint32_t vm = vext_vm(desc); - uint32_t mlen = vext_mlen(desc); uint32_t vlmax = vext_maxsz(desc) / esz; /* probe every access*/ for (i = 0; i < env->vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } probe_pages(env, get_index_addr(base, i, vs2), nf * msz, ra, @@ -520,7 +518,7 @@ vext_ldst_index(void *vd, void *v0, target_ulong base, /* load bytes from guest memory */ for (i = 0; i < env->vl; i++) { k = 0; - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } while (k < nf) { @@ -604,7 +602,6 @@ vext_ldff(void *vd, void *v0, target_ulong base, { void *host; uint32_t i, k, vl = 0; - uint32_t mlen = vext_mlen(desc); uint32_t nf = vext_nf(desc); uint32_t vm = vext_vm(desc); uint32_t vlmax = vext_maxsz(desc) / esz; @@ -612,7 +609,7 @@ vext_ldff(void *vd, void *v0, target_ulong base, /* probe every access*/ for (i = 0; i < env->vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } addr = base + nf * i * msz; @@ -653,7 +650,7 @@ ProbeSuccess: } for (i = 0; i < env->vl; i++) { k = 0; - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } while (k < nf) { @@ -784,18 +781,17 @@ vext_amo_noatomic(void *vs3, void *v0, target_ulong base, target_long addr; uint32_t wd = vext_wd(desc); uint32_t vm = vext_vm(desc); - uint32_t mlen = vext_mlen(desc); uint32_t vlmax = vext_maxsz(desc) / esz; for (i = 0; i < env->vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } probe_pages(env, get_index_addr(base, i, vs2), msz, ra, MMU_DATA_LOAD); probe_pages(env, get_index_addr(base, i, vs2), msz, ra, MMU_DATA_STORE); } for (i = 0; i < env->vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } addr = get_index_addr(base, i, vs2); @@ -911,13 +907,12 @@ static void do_vext_vv(void *vd, void *v0, void *vs1, void *vs2, opivv2_fn *fn, clear_fn *clearfn) { uint32_t vlmax = vext_maxsz(desc) / esz; - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; uint32_t i; for (i = 0; i < vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } fn(vd, vs1, vs2, i); @@ -976,13 +971,12 @@ static void do_vext_vx(void *vd, void *v0, target_long s1, void *vs2, opivx2_fn fn, clear_fn *clearfn) { uint32_t vlmax = vext_maxsz(desc) / esz; - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; uint32_t i; for (i = 0; i < vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } fn(vd, s1, vs2, i); @@ -1172,7 +1166,6 @@ GEN_VEXT_VX(vwsub_wx_w, 4, 8, clearq) void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vl = env->vl; \ uint32_t esz = sizeof(ETYPE); \ uint32_t vlmax = vext_maxsz(desc) / esz; \ @@ -1181,7 +1174,7 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ for (i = 0; i < vl; i++) { \ ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - uint8_t carry = vext_elem_mask(v0, mlen, i); \ + uint8_t carry = vext_elem_mask(v0, i); \ \ *((ETYPE *)vd + H(i)) = DO_OP(s2, s1, carry); \ } \ @@ -1202,7 +1195,6 @@ GEN_VEXT_VADC_VVM(vsbc_vvm_d, uint64_t, H8, DO_VSBC, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vl = env->vl; \ uint32_t esz = sizeof(ETYPE); \ uint32_t vlmax = vext_maxsz(desc) / esz; \ @@ -1210,7 +1202,7 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ \ for (i = 0; i < vl; i++) { \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - uint8_t carry = vext_elem_mask(v0, mlen, i); \ + uint8_t carry = vext_elem_mask(v0, i); \ \ *((ETYPE *)vd + H(i)) = DO_OP(s2, (ETYPE)(target_long)s1, carry);\ } \ @@ -1235,7 +1227,6 @@ GEN_VEXT_VADC_VXM(vsbc_vxm_d, uint64_t, H8, DO_VSBC, clearq) void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vl = env->vl; \ uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ uint32_t i; \ @@ -1243,12 +1234,12 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ for (i = 0; i < vl; i++) { \ ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - uint8_t carry = vext_elem_mask(v0, mlen, i); \ + uint8_t carry = vext_elem_mask(v0, i); \ \ - vext_set_elem_mask(vd, mlen, i, DO_OP(s2, s1, carry));\ + vext_set_elem_mask(vd, i, DO_OP(s2, s1, carry)); \ } \ for (; i < vlmax; i++) { \ - vext_set_elem_mask(vd, mlen, i, 0); \ + vext_set_elem_mask(vd, i, 0); \ } \ } @@ -1266,20 +1257,19 @@ GEN_VEXT_VMADC_VVM(vmsbc_vvm_d, uint64_t, H8, DO_MSBC) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ void *vs2, CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vl = env->vl; \ uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - uint8_t carry = vext_elem_mask(v0, mlen, i); \ + uint8_t carry = vext_elem_mask(v0, i); \ \ - vext_set_elem_mask(vd, mlen, i, \ + vext_set_elem_mask(vd, i, \ DO_OP(s2, (ETYPE)(target_long)s1, carry)); \ } \ for (; i < vlmax; i++) { \ - vext_set_elem_mask(vd, mlen, i, 0); \ + vext_set_elem_mask(vd, i, 0); \ } \ } @@ -1353,7 +1343,6 @@ GEN_VEXT_VX(vxor_vx_d, 8, 8, clearq) void HELPER(NAME)(void *vd, void *v0, void *vs1, \ void *vs2, CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t esz = sizeof(TS1); \ @@ -1361,7 +1350,7 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ TS1 s1 = *((TS1 *)vs1 + HS1(i)); \ @@ -1391,7 +1380,6 @@ GEN_VEXT_SHIFT_VV(vsra_vv_d, uint64_t, int64_t, H8, H8, DO_SRL, 0x3f, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ void *vs2, CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t esz = sizeof(TD); \ @@ -1399,7 +1387,7 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ TS2 s2 = *((TS2 *)vs2 + HS2(i)); \ @@ -1448,7 +1436,6 @@ GEN_VEXT_SHIFT_VX(vnsra_vx_w, int32_t, int64_t, H4, H8, DO_SRL, 0x3f, clearl) void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ @@ -1457,13 +1444,13 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ for (i = 0; i < vl; i++) { \ ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ - vext_set_elem_mask(vd, mlen, i, DO_OP(s2, s1)); \ + vext_set_elem_mask(vd, i, DO_OP(s2, s1)); \ } \ for (; i < vlmax; i++) { \ - vext_set_elem_mask(vd, mlen, i, 0); \ + vext_set_elem_mask(vd, i, 0); \ } \ } @@ -1501,7 +1488,6 @@ GEN_VEXT_CMP_VV(vmsle_vv_d, int64_t, H8, DO_MSLE) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ @@ -1509,14 +1495,14 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ \ for (i = 0; i < vl; i++) { \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ - vext_set_elem_mask(vd, mlen, i, \ + vext_set_elem_mask(vd, i, \ DO_OP(s2, (ETYPE)(target_long)s1)); \ } \ for (; i < vlmax; i++) { \ - vext_set_elem_mask(vd, mlen, i, 0); \ + vext_set_elem_mask(vd, i, 0); \ } \ } @@ -2078,14 +2064,13 @@ GEN_VEXT_VMV_VX(vmv_v_x_d, int64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vl = env->vl; \ uint32_t esz = sizeof(ETYPE); \ uint32_t vlmax = vext_maxsz(desc) / esz; \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - ETYPE *vt = (!vext_elem_mask(v0, mlen, i) ? vs2 : vs1); \ + ETYPE *vt = (!vext_elem_mask(v0, i) ? vs2 : vs1); \ *((ETYPE *)vd + H(i)) = *(vt + H(i)); \ } \ CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ @@ -2100,7 +2085,6 @@ GEN_VEXT_VMERGE_VV(vmerge_vvm_d, int64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ void *vs2, CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vl = env->vl; \ uint32_t esz = sizeof(ETYPE); \ uint32_t vlmax = vext_maxsz(desc) / esz; \ @@ -2108,7 +2092,7 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ \ for (i = 0; i < vl; i++) { \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - ETYPE d = (!vext_elem_mask(v0, mlen, i) ? s2 : \ + ETYPE d = (!vext_elem_mask(v0, i) ? s2 : \ (ETYPE)(target_long)s1); \ *((ETYPE *)vd + H(i)) = d; \ } \ @@ -2146,11 +2130,11 @@ do_##NAME(void *vd, void *vs1, void *vs2, int i, \ static inline void vext_vv_rm_1(void *vd, void *v0, void *vs1, void *vs2, CPURISCVState *env, - uint32_t vl, uint32_t vm, uint32_t mlen, int vxrm, + uint32_t vl, uint32_t vm, int vxrm, opivv2_rm_fn *fn) { for (uint32_t i = 0; i < vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } fn(vd, vs1, vs2, i, env, vxrm); @@ -2164,26 +2148,25 @@ vext_vv_rm_2(void *vd, void *v0, void *vs1, void *vs2, opivv2_rm_fn *fn, clear_fn *clearfn) { uint32_t vlmax = vext_maxsz(desc) / esz; - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; switch (env->vxrm) { case 0: /* rnu */ vext_vv_rm_1(vd, v0, vs1, vs2, - env, vl, vm, mlen, 0, fn); + env, vl, vm, 0, fn); break; case 1: /* rne */ vext_vv_rm_1(vd, v0, vs1, vs2, - env, vl, vm, mlen, 1, fn); + env, vl, vm, 1, fn); break; case 2: /* rdn */ vext_vv_rm_1(vd, v0, vs1, vs2, - env, vl, vm, mlen, 2, fn); + env, vl, vm, 2, fn); break; default: /* rod */ vext_vv_rm_1(vd, v0, vs1, vs2, - env, vl, vm, mlen, 3, fn); + env, vl, vm, 3, fn); break; } @@ -2266,11 +2249,11 @@ do_##NAME(void *vd, target_long s1, void *vs2, int i, \ static inline void vext_vx_rm_1(void *vd, void *v0, target_long s1, void *vs2, CPURISCVState *env, - uint32_t vl, uint32_t vm, uint32_t mlen, int vxrm, + uint32_t vl, uint32_t vm, int vxrm, opivx2_rm_fn *fn) { for (uint32_t i = 0; i < vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } fn(vd, s1, vs2, i, env, vxrm); @@ -2284,26 +2267,25 @@ vext_vx_rm_2(void *vd, void *v0, target_long s1, void *vs2, opivx2_rm_fn *fn, clear_fn *clearfn) { uint32_t vlmax = vext_maxsz(desc) / esz; - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; switch (env->vxrm) { case 0: /* rnu */ vext_vx_rm_1(vd, v0, s1, vs2, - env, vl, vm, mlen, 0, fn); + env, vl, vm, 0, fn); break; case 1: /* rne */ vext_vx_rm_1(vd, v0, s1, vs2, - env, vl, vm, mlen, 1, fn); + env, vl, vm, 1, fn); break; case 2: /* rdn */ vext_vx_rm_1(vd, v0, s1, vs2, - env, vl, vm, mlen, 2, fn); + env, vl, vm, 2, fn); break; default: /* rod */ vext_vx_rm_1(vd, v0, s1, vs2, - env, vl, vm, mlen, 3, fn); + env, vl, vm, 3, fn); break; } @@ -3188,13 +3170,12 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \ uint32_t desc) \ { \ uint32_t vlmax = vext_maxsz(desc) / ESZ; \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ do_##NAME(vd, vs1, vs2, i, env); \ @@ -3223,13 +3204,12 @@ void HELPER(NAME)(void *vd, void *v0, uint64_t s1, \ uint32_t desc) \ { \ uint32_t vlmax = vext_maxsz(desc) / ESZ; \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ do_##NAME(vd, s1, vs2, i, env); \ @@ -3794,7 +3774,6 @@ void HELPER(NAME)(void *vd, void *v0, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ uint32_t vlmax = vext_maxsz(desc) / ESZ; \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ @@ -3803,7 +3782,7 @@ void HELPER(NAME)(void *vd, void *v0, void *vs2, \ return; \ } \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ do_##NAME(vd, vs2, i, env); \ @@ -3935,7 +3914,6 @@ GEN_VEXT_VF(vfsgnjx_vf_d, 8, 8, clearq) void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ @@ -3944,14 +3922,14 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ for (i = 0; i < vl; i++) { \ ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ - vext_set_elem_mask(vd, mlen, i, \ + vext_set_elem_mask(vd, i, \ DO_OP(s2, s1, &env->fp_status)); \ } \ for (; i < vlmax; i++) { \ - vext_set_elem_mask(vd, mlen, i, 0); \ + vext_set_elem_mask(vd, i, 0); \ } \ } @@ -3969,7 +3947,6 @@ GEN_VEXT_CMP_VV_ENV(vmfeq_vv_d, uint64_t, H8, float64_eq_quiet) void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ @@ -3977,14 +3954,14 @@ void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ \ for (i = 0; i < vl; i++) { \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ - vext_set_elem_mask(vd, mlen, i, \ + vext_set_elem_mask(vd, i, \ DO_OP(s2, (ETYPE)s1, &env->fp_status)); \ } \ for (; i < vlmax; i++) { \ - vext_set_elem_mask(vd, mlen, i, 0); \ + vext_set_elem_mask(vd, i, 0); \ } \ } @@ -4117,13 +4094,12 @@ void HELPER(NAME)(void *vd, void *v0, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ uint32_t vlmax = vext_maxsz(desc) / ESZ; \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ do_##NAME(vd, vs2, i); \ @@ -4200,7 +4176,6 @@ GEN_VEXT_V(vfclass_v_d, 8, 8, clearq) void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t esz = sizeof(ETYPE); \ @@ -4210,7 +4185,7 @@ void HELPER(NAME)(void *vd, void *v0, uint64_t s1, void *vs2, \ for (i = 0; i < vl; i++) { \ ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ *((ETYPE *)vd + H(i)) \ - = (!vm && !vext_elem_mask(v0, mlen, i) ? s2 : s1); \ + = (!vm && !vext_elem_mask(v0, i) ? s2 : s1); \ } \ CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ } @@ -4341,7 +4316,6 @@ GEN_VEXT_V_ENV(vfncvt_f_f_v_w, 4, 4, clearl) void HELPER(NAME)(void *vd, void *v0, void *vs1, \ void *vs2, CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ @@ -4350,7 +4324,7 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \ \ for (i = 0; i < vl; i++) { \ TS2 s2 = *((TS2 *)vs2 + HS2(i)); \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ s1 = OP(s1, (TD)s2); \ @@ -4424,7 +4398,6 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \ void *vs2, CPURISCVState *env, \ uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ @@ -4433,7 +4406,7 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \ \ for (i = 0; i < vl; i++) { \ TS2 s2 = *((TS2 *)vs2 + HS2(i)); \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ s1 = OP(s1, (TD)s2, &env->fp_status); \ @@ -4462,7 +4435,6 @@ GEN_VEXT_FRED(vfredmin_vs_d, uint64_t, uint64_t, H8, H8, float64_minnum, clearq) void HELPER(vfwredsum_vs_h)(void *vd, void *v0, void *vs1, void *vs2, CPURISCVState *env, uint32_t desc) { - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; uint32_t i; @@ -4471,7 +4443,7 @@ void HELPER(vfwredsum_vs_h)(void *vd, void *v0, void *vs1, for (i = 0; i < vl; i++) { uint16_t s2 = *((uint16_t *)vs2 + H2(i)); - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } s1 = float32_add(s1, float16_to_float32(s2, true, &env->fp_status), @@ -4484,7 +4456,6 @@ void HELPER(vfwredsum_vs_h)(void *vd, void *v0, void *vs1, void HELPER(vfwredsum_vs_w)(void *vd, void *v0, void *vs1, void *vs2, CPURISCVState *env, uint32_t desc) { - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; uint32_t i; @@ -4493,7 +4464,7 @@ void HELPER(vfwredsum_vs_w)(void *vd, void *v0, void *vs1, for (i = 0; i < vl; i++) { uint32_t s2 = *((uint32_t *)vs2 + H4(i)); - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } s1 = float64_add(s1, float32_to_float64(s2, &env->fp_status), @@ -4512,19 +4483,18 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, \ void *vs2, CPURISCVState *env, \ uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vl = env->vl; \ uint32_t i; \ int a, b; \ \ for (i = 0; i < vl; i++) { \ - a = vext_elem_mask(vs1, mlen, i); \ - b = vext_elem_mask(vs2, mlen, i); \ - vext_set_elem_mask(vd, mlen, i, OP(b, a)); \ + a = vext_elem_mask(vs1, i); \ + b = vext_elem_mask(vs2, i); \ + vext_set_elem_mask(vd, i, OP(b, a)); \ } \ for (; i < vlmax; i++) { \ - vext_set_elem_mask(vd, mlen, i, 0); \ + vext_set_elem_mask(vd, i, 0); \ } \ } @@ -4548,14 +4518,13 @@ target_ulong HELPER(vmpopc_m)(void *v0, void *vs2, CPURISCVState *env, uint32_t desc) { target_ulong cnt = 0; - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; int i; for (i = 0; i < vl; i++) { - if (vm || vext_elem_mask(v0, mlen, i)) { - if (vext_elem_mask(vs2, mlen, i)) { + if (vm || vext_elem_mask(v0, i)) { + if (vext_elem_mask(vs2, i)) { cnt++; } } @@ -4567,14 +4536,13 @@ target_ulong HELPER(vmpopc_m)(void *v0, void *vs2, CPURISCVState *env, target_ulong HELPER(vmfirst_m)(void *v0, void *vs2, CPURISCVState *env, uint32_t desc) { - uint32_t mlen = vext_mlen(desc); uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; int i; for (i = 0; i < vl; i++) { - if (vm || vext_elem_mask(v0, mlen, i)) { - if (vext_elem_mask(vs2, mlen, i)) { + if (vm || vext_elem_mask(v0, i)) { + if (vext_elem_mask(vs2, i)) { return i; } } @@ -4591,39 +4559,38 @@ enum set_mask_type { static void vmsetm(void *vd, void *v0, void *vs2, CPURISCVState *env, uint32_t desc, enum set_mask_type type) { - uint32_t mlen = vext_mlen(desc); - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; + uint32_t vlmax = env_archcpu(env)->cfg.vlen; uint32_t vm = vext_vm(desc); uint32_t vl = env->vl; int i; bool first_mask_bit = false; for (i = 0; i < vl; i++) { - if (!vm && !vext_elem_mask(v0, mlen, i)) { + if (!vm && !vext_elem_mask(v0, i)) { continue; } /* write a zero to all following active elements */ if (first_mask_bit) { - vext_set_elem_mask(vd, mlen, i, 0); + vext_set_elem_mask(vd, i, 0); continue; } - if (vext_elem_mask(vs2, mlen, i)) { + if (vext_elem_mask(vs2, i)) { first_mask_bit = true; if (type == BEFORE_FIRST) { - vext_set_elem_mask(vd, mlen, i, 0); + vext_set_elem_mask(vd, i, 0); } else { - vext_set_elem_mask(vd, mlen, i, 1); + vext_set_elem_mask(vd, i, 1); } } else { if (type == ONLY_FIRST) { - vext_set_elem_mask(vd, mlen, i, 0); + vext_set_elem_mask(vd, i, 0); } else { - vext_set_elem_mask(vd, mlen, i, 1); + vext_set_elem_mask(vd, i, 1); } } } for (; i < vlmax; i++) { - vext_set_elem_mask(vd, mlen, i, 0); + vext_set_elem_mask(vd, i, 0); } } @@ -4650,19 +4617,18 @@ void HELPER(vmsof_m)(void *vd, void *v0, void *vs2, CPURISCVState *env, void HELPER(NAME)(void *vd, void *v0, void *vs2, CPURISCVState *env, \ uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t sum = 0; \ int i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ *((ETYPE *)vd + H(i)) = sum; \ - if (vext_elem_mask(vs2, mlen, i)) { \ + if (vext_elem_mask(vs2, i)) { \ sum++; \ } \ } \ @@ -4678,14 +4644,13 @@ GEN_VEXT_VIOTA_M(viota_m_d, uint64_t, H8, clearq) #define GEN_VEXT_VID_V(NAME, ETYPE, H, CLEAR_FN) \ void HELPER(NAME)(void *vd, void *v0, CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ int i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ *((ETYPE *)vd + H(i)) = i; \ @@ -4707,14 +4672,13 @@ GEN_VEXT_VID_V(vid_v_d, uint64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ target_ulong offset = s1, i; \ \ for (i = offset; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i - offset)); \ @@ -4732,15 +4696,14 @@ GEN_VEXT_VSLIDEUP_VX(vslideup_vx_d, uint64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ target_ulong offset = s1, i; \ \ for (i = 0; i < vl; ++i) { \ target_ulong j = i + offset; \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ *((ETYPE *)vd + H(i)) = j >= vlmax ? 0 : *((ETYPE *)vs2 + H(j)); \ @@ -4758,14 +4721,13 @@ GEN_VEXT_VSLIDEDOWN_VX(vslidedown_vx_d, uint64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ if (i == 0) { \ @@ -4787,14 +4749,13 @@ GEN_VEXT_VSLIDE1UP_VX(vslide1up_vx_d, uint64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ if (i == vl - 1) { \ @@ -4817,14 +4778,13 @@ GEN_VEXT_VSLIDE1DOWN_VX(vslide1down_vx_d, uint64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t index, i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ index = *((ETYPE *)vs1 + H(i)); \ @@ -4847,14 +4807,13 @@ GEN_VEXT_VRGATHER_VV(vrgather_vv_d, uint64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ uint32_t index = s1, i; \ \ for (i = 0; i < vl; i++) { \ - if (!vm && !vext_elem_mask(v0, mlen, i)) { \ + if (!vm && !vext_elem_mask(v0, i)) { \ continue; \ } \ if (index >= vlmax) { \ @@ -4877,13 +4836,12 @@ GEN_VEXT_VRGATHER_VX(vrgather_vx_d, uint64_t, H8, clearq) void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t mlen = vext_mlen(desc); \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen / mlen; \ + uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ uint32_t vl = env->vl; \ uint32_t num = 0, i; \ \ for (i = 0; i < vl; i++) { \ - if (!vext_elem_mask(vs1, mlen, i)) { \ + if (!vext_elem_mask(vs1, i)) { \ continue; \ } \ *((ETYPE *)vd + H(num)) = *((ETYPE *)vs2 + H(i)); \

[RFC,v2,14/76] target/riscv: rvv-0.9: remove MLEN calculations

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