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2022-02-01 Ali Lown <ali.lown@imgtec.com>
Andrew Bennett <andrew.bennett@imgtec.com>
Dragan Mladjenovic <dragan.mladjenovic@rt-rk.com>
Faraz Shahbazker <fshahbazker@wavecomp.com>
sim/common/ChangeLog:
* sim-bits.h (EXTEND9, EXTEND18 ,EXTEND19, EXTEND21,
EXTEND26): New macros.
sim/mips/ChangeLog:
* Makefile.in (IGEN_INCLUDE): Add mips3264r6.igen.
* configure: Regenerate.
* configure.ac: Support mipsisa32r6 and mipsisa64r6.
(sim_engine_run): Pick simulator model from processor specified
in e_flags.
* cp1.c (value_fpr): Handle fmt_dc32.
(fp_unary, fp_binary): Zero initialize locals.
(update_fcsr, fp_classify, fp_rint, fp_r6_cmp, inner_fmac,
fp_fmac, fp_min, fp_max, fp_mina, fp_maxa, fp_fmadd, fp_fmsub):
New functions.
(sim_fpu_class_mips_mapping): New.
* cp1.h (fcsr_ABS2008_mask, fcsr_ABS2008_shift): New define.
* interp.c (MIPSR6_P): New.
(load_word): Allow unaligned memory access for MIPSR6.
* micromips.igen (sc, scd): Adapt to new do_sc* helper signature.
* mips.igen: Add *r6 models.
(signal_if_cti, forbiddenslot32): New helpers.
(delayslot32): Use signal_if_cti.
(do_sc, do_scd); Add store_ll_bit parameter.
(sc, scd): Adapt to previous change.
(nal, beq, bal): New definitions for *r6.
(sll): Split nop and ssnop cases into ...
(nop, ssnop): New definitions.
(loadstore_ea): Use the 32-bit compatibility adressing.
(cache): Split logic into ...
(do_cache): New helper.
(check_fpu): Select IEEE 754-2008 mode for R6.
(not_word_value, unpredictable, check_mt_hilo, check_mf_hilo,
check_multi_hilo, check_div_hilo, check_u64, do_dmfc1b, add,
li, addu, and, andi, bgez, bgtz, blez, bltz, bne, break, dadd,
daddiu, daddu, dror, dror32, drorv, dsll, dsll32, dsllv, dsra,
dsra32, dsrav, dsrl, dsrl32, dsub, dsubu, j, jal, jalr,
jalr.hb, lb, lbu, ld, lh, lhu, lui, lw, lwu, nor, or, ori, ror,
rorv, sb, sd, sh, sll, sllv, slt, slti, sltiu, sltu, sra, srav,
srl, srlv, sub, subu, sw, sync, syscall, teq, tge, tgeu, tlt,
tltu, tne, xor, xori, check_fmt_p, do_load_double,
do_store_double, abs.FMT, add.FMT, ceil.l.FMT, ceil.w.FMT,
cfc1, ctc1, cvt.d.FMT, cvt.l.FMT, cvt.w.FMT, div.FMT, dfmc1,
dmtc1, floor.l.FMT, floor.w.FMT, ldc1, lwc1, mfc1, mov.FMT,
mtc1, mul.FMT, recip.FMT, round.l.FMT, round.w.FMT, rsqrt.FMT,
sdc1, sqrt.FMT, sub.FMT, swc1, trunc.l.FMT, trunc.w.FMT, bc0f,
bc0fl, bc0t, bc0tl, dmfc0, dmtc0, eret, mfc0, mtc0, cop, tlbp,
tlbr, tlbwi, tlbwr): Enable on *r6 models.
* mips3264r2.igen (dext, dextm, dextu, di, dins, dinsm, dinsu,
dsbh, dshd, ei, ext, mfhc1, mthc1, ins, seb, seh, synci, rdhwr,
wsbh): Likewise.
* mips3264r6.igen: New file.
* sim-main.h (FP_formats): Add fmt_dc32.
(FORBIDDEN_SLOT): New macros.
(simFORBIDDENSLOT, FP_R6CMP_*, FP_R6CLASS_*): New defines.
(fp_r6_cmp, fp_classify, fp_rint, fp_min, fp_max, fp_mina,
fp_maxa, fp_fmadd, fp_fmsub): New declarations.
(R6Compare, Classify, RoundToIntegralExact, Min, Max, MinA,
MaxA, FusedMultiplyAdd, FusedMultiplySub): New macros. Wrapping
previous declarations.
sim/testsuite/mips/ChangeLog:
* basic.exp: Add r6-*.s tests.
(run_r6_removed_test): New function.
(run_endian_tests): New function.
* hilo-hazard-3.s: Skip for mips*r6.
* r2-fpu.s: New test.
* r6-64.s: New test.
* r6-branch.s: New test.
* r6-forbidden.s: New test.
* r6-fpu.s: New test.
* r6-llsc-dp.s: New test.
* r6-llsc-wp.s: New test.
* r6-removed.csv: New test.
* r6-removed.s: New test.
* r6.s: New test.
* utils-r6.inc: New inc.
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