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target/arm: Implement SME2 FRINTN, FRINTP, FRINTM, FRINTA

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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>
This commit is contained in:
Richard Henderson 2025-07-04 08:20:19 -06:00 • committed by Peter Maydell
parent 41167be429
commit 2065b1420d
2 changed files with 18 additions and 0 deletions
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9
target/arm/tcg/sme.decode
View file

@ -751,3 +751,12 @@ SCVTF 11000001 001 00010 111000 ....0 ....0 @zz_2x2
SCVTF 11000001 001 10010 111000 ...00 ...00 @zz_4x4
UCVTF 11000001 001 00010 111000 ....1 ....0 @zz_2x2
UCVTF 11000001 001 10010 111000 ...01 ...00 @zz_4x4
FRINTN 11000001 101 01000 111000 ....0 ....0 @zz_2x2
FRINTN 11000001 101 11000 111000 ...00 ...00 @zz_4x4
FRINTP 11000001 101 01001 111000 ....0 ....0 @zz_2x2
FRINTP 11000001 101 11001 111000 ...00 ...00 @zz_4x4
FRINTM 11000001 101 01010 111000 ....0 ....0 @zz_2x2
FRINTM 11000001 101 11010 111000 ...00 ...00 @zz_4x4
FRINTA 11000001 101 01100 111000 ....0 ....0 @zz_2x2
FRINTA 11000001 101 11100 111000 ...00 ...00 @zz_4x4

9
target/arm/tcg/translate-sme.c
View file

@ -1375,3 +1375,12 @@ TRANS_FEAT(SCVTF, aa64_sme2, do_zz_fpst, a, 0,
FPST_A64, gen_helper_sme2_scvtf)
TRANS_FEAT(UCVTF, aa64_sme2, do_zz_fpst, a, 0,
FPST_A64, gen_helper_sme2_ucvtf)
TRANS_FEAT(FRINTN, aa64_sme2, do_zz_fpst, a, float_round_nearest_even,
FPST_A64, gen_helper_gvec_vrint_rm_s)
TRANS_FEAT(FRINTP, aa64_sme2, do_zz_fpst, a, float_round_up,
FPST_A64, gen_helper_gvec_vrint_rm_s)
TRANS_FEAT(FRINTM, aa64_sme2, do_zz_fpst, a, float_round_down,
FPST_A64, gen_helper_gvec_vrint_rm_s)
TRANS_FEAT(FRINTA, aa64_sme2, do_zz_fpst, a, float_round_ties_away,
FPST_A64, gen_helper_gvec_vrint_rm_s)