Commit graph

122988 commits

Author SHA1 Message Date
Richard Henderson
70ad5b9fb1 target/arm: Implement SME2 SQRSHR, UQRSHR, SQRSHRN
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20250704142112.1018902-65-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
9a7d445c09 target/arm: Move do_urshr, do_srshr to vec_internal.h
Unify two copies of these inline functions.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-64-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
a3a019c0ef target/arm: Implement SME2 ZIP, UZP (four registers)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-63-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
2ccea62157 target/arm: Implement SME2 SUNPK, UUNPK
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20250704142112.1018902-62-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
10168d3912 target/arm: Implement SQCVTN, UQCVTN, SQCVTUN for SME2/SVE2p1
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-61-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
bde57978ce target/arm: Implement SME2 SQCVT, UQCVT, SQCVTU
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20250704142112.1018902-60-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
63b2c8de71 target/arm: Use do_[us]sat_[bhs] in sve_helper.c
Replace and remove do_sat_bhs.
This avoids multiple repetitions of INT*_MIN/MAX.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-59-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
88b7337311 target/arm: Introduce do_[us]sat_[bhs] macros
Inputs are a wider type of indeterminate sign.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-58-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
2065b1420d target/arm: Implement SME2 FRINTN, FRINTP, FRINTM, FRINTA
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-57-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
41167be429 target/arm: Implement SME2 SCVTF, UCVTF
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-56-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
91a11f7468 target/arm: Implement SME2 FCVTZS, FCVTZU
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-55-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
f73ef7f90f target/arm: Implement SME2 FCVT (widening), FCVTL
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-54-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
465d36db0e target/arm: Implement SME2 BFCVT, BFCVTN, FCVT, FCVTN
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-53-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
ccb512d5b5 target/arm: Implement SME2 ADD/SUB (array accumulator)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-52-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
c4f514e2b0 target/arm: Implement SME2 FADD, FSUB, BFADD, BFSUB
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-51-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
57ef00819e target/arm: Implement SME2 BFMLA, BFMLS
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-50-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
77a15fa72a target/arm: Implement SME2 FMLA, FMLS
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-49-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
e0646fc93e target/arm: Rename gvec_fml[as]_[hs] with _nf_ infix
Emphasize the non-fused nature of these multiply-add.
Matches other helpers such as gvec_rsqrts_nf_[hs].

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-48-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
0a151896eb target/arm: Implement SME2 SMLAL, SMLSL, UMLAL, UMLSL
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-47-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
279cd4d312 target/arm: Implement SME2 SVDOT, UVDOT, SUVDOT, USVDOT
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-46-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
26c3bafbf3 target/arm: Implement SDOT, UDOT (2-way) for SME2/SVE2p1
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-45-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
050ce4fb64 target/arm: Tighten USDOT (vectors) decode
Rename to USDOT_zzzz_4s and force size=2 during decode.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-44-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
a49089cd60 target/arm: Rename SVE SDOT and UDOT patterns
Emphasize the 4-way nature of these dot products.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-43-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
9fce675a8e target/arm: Implemement SME2 SDOT, UDOT, USDOT, SUDOT
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20250704142112.1018902-42-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
f7186b4288 target/arm: Rename helper_gvec_*dot_[bh] to *_4[bh]
Emphasize that these are 4-way dot products.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-41-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:22 +01:00
Richard Henderson
7bca70e01a target/arm: Implement SME2 FVDOT, BFVDOT
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-40-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
be0b56851a target/arm: Implement SME2 BFDOT
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-39-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
05cad66f10 target/arm: Implement SME2 FDOT
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-38-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
50548277bd target/arm: Implement SME2 FMLAL, BFMLAL
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-37-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
04afb92671 target/arm: Add helper_gvec{_ah}_bfmlsl{_nx}
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-36-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
a476ef9652 target/arm: Pass ZA to helper_sve2_fmlal_zz[zx]w_s
Indicate whether to use FPST_FPCR or FPST_ZA via bit 2 of
simd_data(desc).  For SVE, this bit remains zero.
For do_FMLAL_zzzw, this requires no change.
For do_FMLAL_zzxw, move the index up one bit.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-35-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
9fbc9bd486 target/arm: Implement SME2 ADD/SUB (array results, multiple vectors)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-34-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
d636130fbb target/arm: Implement SME2 ADD/SUB (array results, multiple and single vector)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-33-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
930760eb75 target/arm: Implement SME2 Multiple Vectors SVE Destructive
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-32-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
bc65d2bd1c target/arm: Implement SME2 Multiple and Single SVE Destructive
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-31-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
baf450ef83 target/arm: Introduce gen_gvec_sve2_sqdmulh
To be used by both SVE2 and SME2.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-30-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
e129ceae82 target/arm: Implement SME2 SMOPS, UMOPS (2-way)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-29-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
24b5220f4c target/arm: Implement SME2 BMOPA
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-28-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
e9de40e538 target/arm: Implement SME2 MOVA to/from array, multiple registers
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-27-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
72cd08eb76 target/arm: Implement SME2 MOVA to/from tile, multiple registers
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-26-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
c48d0471be target/arm: Introduce ARMCPU.sme_max_vq
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-25-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
7afb9855fc target/arm: Split out get_zarray
Prepare for MOVA array to/from vector with multiple registers
by adding a div_len parameter, herein always 1, and a vec_mod
parameter, herein always 0.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-24-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
2c43bee917 target/arm: Rename MOVA for translate
Prepare for more kinds of MOVA from SME2 by renaming the
existing SME1 MOVA to indicate tile to/from vector.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-23-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
51a64f1e77 target/arm: Split get_tile_rowcol argument tile_index
Decode tile number and index offset beforehand and separately.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-22-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
4fc8b7f4bc target/arm: Implement SME2 MOVT
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-21-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
12511e2a76 target/arm: Implement SME2 LDR/STR ZT0
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-20-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
83eae543ef target/arm: Add alignment argument to gen_sve_{ldr, str}
Honor AlignmentEnforced() for LDR/STR (vector),
(predicate), and (array vector).

Within the expansion functions, clear @align when we're
done emitting loads at the largest size.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-19-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
10f02d0ced target/arm: Implement SME2 ZERO ZT0
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-18-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
3aad4bc8be target/arm: Add zt0_excp_el to DisasContext
Pipe the value through from SMCR_ELx through hflags and into
the disassembly context.  Enable EZT0 in smcr_write.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-17-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00
Richard Henderson
694b2625dd target/arm: Add ZT0
This is a 512-bit array introduced with SME2.
Save it only when ZA is in use.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-16-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2025-07-04 15:52:21 +01:00