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7 Commits

Author SHA1 Message Date
Taylor Simpson e628c0156b Hexagon (target/hexagon) CABAC decode bin 
The following instruction is added
    S2_cabacdecbin            Rdd32=decbin(Rss32,Rtt32)

Test cases added to tests/tcg/hexagon/misc.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-27-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
 2021-05-01 16:06:11 -07:00
Taylor Simpson 0d0b91a804 Hexagon (target/hexagon) load and unpack bytes instructions 
The following instructions are added
    L2_loadbzw2_io          Rd32 = memubh(Rs32+#s11:1)
    L2_loadbzw4_io          Rdd32 = memubh(Rs32+#s11:1)
    L2_loadbsw2_io          Rd32 = membh(Rs32+#s11:1)
    L2_loadbsw4_io          Rdd32 = membh(Rs32+#s11:1)

    L4_loadbzw2_ur          Rd32 = memubh(Rt32<<#u2+#U6)
    L4_loadbzw4_ur          Rdd32 = memubh(Rt32<<#u2+#U6)
    L4_loadbsw2_ur          Rd32 = membh(Rt32<<#u2+#U6)
    L4_loadbsw4_ur          Rdd32 = membh(Rt32<<#u2+#U6)

    L4_loadbzw2_ap          Rd32 = memubh(Re32=#U6)
    L4_loadbzw4_ap          Rdd32 = memubh(Re32=#U6)
    L4_loadbsw2_ap          Rd32 = membh(Re32=#U6)
    L4_loadbsw4_ap          Rdd32 = membh(Re32=#U6)

    L2_loadbzw2_pr          Rd32 = memubh(Rx32++Mu2)
    L2_loadbzw4_pr          Rdd32 = memubh(Rx32++Mu2)
    L2_loadbsw2_pr          Rd32 = membh(Rx32++Mu2)
    L2_loadbsw4_pr          Rdd32 = membh(Rx32++Mu2)

    L2_loadbzw2_pbr         Rd32 = memubh(Rx32++Mu2:brev)
    L2_loadbzw4_pbr         Rdd32 = memubh(Rx32++Mu2:brev)
    L2_loadbsw2_pbr         Rd32 = membh(Rx32++Mu2:brev)
    L2_loadbsw4_pbr         Rdd32 = membh(Rx32++Mu2:brev)

    L2_loadbzw2_pi          Rd32 = memubh(Rx32++#s4:1)
    L2_loadbzw4_pi          Rdd32 = memubh(Rx32++#s4:1)
    L2_loadbsw2_pi          Rd32 = membh(Rx32++#s4:1)
    L2_loadbsw4_pi          Rdd32 = membh(Rx32++#s4:1)

    L2_loadbzw2_pci         Rd32 = memubh(Rx32++#s4:1:circ(Mu2))
    L2_loadbzw4_pci         Rdd32 = memubh(Rx32++#s4:1:circ(Mu2))
    L2_loadbsw2_pci         Rd32 = membh(Rx32++#s4:1:circ(Mu2))
    L2_loadbsw4_pci         Rdd32 = membh(Rx32++#s4:1:circ(Mu2))

    L2_loadbzw2_pcr         Rd32 = memubh(Rx32++I:circ(Mu2))
    L2_loadbzw4_pcr         Rdd32 = memubh(Rx32++I:circ(Mu2))
    L2_loadbsw2_pcr         Rd32 = membh(Rx32++I:circ(Mu2))
    L2_loadbsw4_pcr         Rdd32 = membh(Rx32++I:circ(Mu2))

Test cases in tests/tcg/hexagon/load_unpack.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-25-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
 2021-05-01 16:06:09 -07:00
Taylor Simpson af7f182127 Hexagon (target/hexagon) bit reverse (brev) addressing 
The following instructions are added
    L2_loadrub_pbr          Rd32 = memub(Rx32++Mu2:brev)
    L2_loadrb_pbr           Rd32 = memb(Rx32++Mu2:brev)
    L2_loadruh_pbr          Rd32 = memuh(Rx32++Mu2:brev)
    L2_loadrh_pbr           Rd32 = memh(Rx32++Mu2:brev)
    L2_loadri_pbr           Rd32 = memw(Rx32++Mu2:brev)
    L2_loadrd_pbr           Rdd32 = memd(Rx32++Mu2:brev)
    S2_storerb_pbr          memb(Rx32++Mu2:brev).=.Rt32
    S2_storerh_pbr          memh(Rx32++Mu2:brev).=.Rt32
    S2_storerf_pbr          memh(Rx32++Mu2:brev).=.Rt.H32
    S2_storeri_pbr          memw(Rx32++Mu2:brev).=.Rt32
    S2_storerd_pbr          memd(Rx32++Mu2:brev).=.Rt32
    S2_storerinew_pbr       memw(Rx32++Mu2:brev).=.Nt8.new
    S2_storerbnew_pbr       memw(Rx32++Mu2:brev).=.Nt8.new
    S2_storerhnew_pbr       memw(Rx32++Mu2:brev).=.Nt8.new

Test cases in tests/tcg/hexagon/brev.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-24-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
 2021-05-01 16:03:10 -07:00
Taylor Simpson 46ef47e2a7 Hexagon (target/hexagon) circular addressing 
The following instructions are added
    L2_loadrub_pci          Rd32 = memub(Rx32++#s4:0:circ(Mu2))
    L2_loadrb_pci           Rd32 = memb(Rx32++#s4:0:circ(Mu2))
    L2_loadruh_pci          Rd32 = memuh(Rx32++#s4:1:circ(Mu2))
    L2_loadrh_pci           Rd32 = memh(Rx32++#s4:1:circ(Mu2))
    L2_loadri_pci           Rd32 = memw(Rx32++#s4:2:circ(Mu2))
    L2_loadrd_pci           Rdd32 = memd(Rx32++#s4:3:circ(Mu2))
    S2_storerb_pci          memb(Rx32++#s4:0:circ(Mu2)) = Rt32
    S2_storerh_pci          memh(Rx32++#s4:1:circ(Mu2)) = Rt32
    S2_storerf_pci          memh(Rx32++#s4:1:circ(Mu2)) = Rt.H32
    S2_storeri_pci          memw(Rx32++#s4:2:circ(Mu2)) = Rt32
    S2_storerd_pci          memd(Rx32++#s4:3:circ(Mu2)) = Rtt32
    S2_storerbnew_pci       memb(Rx32++#s4:0:circ(Mu2)) = Nt8.new
    S2_storerhnew_pci       memw(Rx32++#s4:1:circ(Mu2)) = Nt8.new
    S2_storerinew_pci       memw(Rx32++#s4:2:circ(Mu2)) = Nt8.new
    L2_loadrub_pcr          Rd32 = memub(Rx32++I:circ(Mu2))
    L2_loadrb_pcr           Rd32 = memb(Rx32++I:circ(Mu2))
    L2_loadruh_pcr          Rd32 = memuh(Rx32++I:circ(Mu2))
    L2_loadrh_pcr           Rd32 = memh(Rx32++I:circ(Mu2))
    L2_loadri_pcr           Rd32 = memw(Rx32++I:circ(Mu2))
    L2_loadrd_pcr           Rdd32 = memd(Rx32++I:circ(Mu2))
    S2_storerb_pcr          memb(Rx32++I:circ(Mu2)) = Rt32
    S2_storerh_pcr          memh(Rx32++I:circ(Mu2)) = Rt32
    S2_storerf_pcr          memh(Rx32++I:circ(Mu2)) = Rt32.H32
    S2_storeri_pcr          memw(Rx32++I:circ(Mu2)) = Rt32
    S2_storerd_pcr          memd(Rx32++I:circ(Mu2)) = Rtt32
    S2_storerbnew_pcr       memb(Rx32++I:circ(Mu2)) = Nt8.new
    S2_storerhnew_pcr       memh(Rx32++I:circ(Mu2)) = Nt8.new
    S2_storerinew_pcr       memw(Rx32++I:circ(Mu2)) = Nt8.new

Test cases in tests/tcg/hexagon/circ.c

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-23-git-send-email-tsimpson@quicinc.com>
[rth: Squash <1619667142-29636-1-git-send-email-tsimpson@quicinc.com>
removing gen_read_reg and gen_set_byte to avoid clang Werror.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
 2021-05-01 16:01:39 -07:00
Taylor Simpson 85511161f7 Hexagon (target/hexagon) remove unused carry_from_add64 function 
Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1617930474-31979-9-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
 2021-05-01 08:31:43 -07:00
Taylor Simpson 66a1807b8e target/hexagon: Fix shift amount check in fASHIFTL/fLSHIFTR 
Fixes: a646e99cb9 ("Hexagon (target/hexagon) macros")
Eliminate the following Coverity CIDs (Bad bit shift operation)
    325227
    325292
    325425
    325526
    325561
    325564
    325578
    325637
    325736
    325748
    325786
    325815
    325837

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Message-Id: <1614879425-9259-1-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
 2021-03-06 17:35:43 -08:00
Taylor Simpson a646e99cb9 Hexagon (target/hexagon) macros 
macros to interface with the generator
macros referenced in instruction semantics

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <1612763186-18161-25-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
 2021-02-18 07:48:22 -08:00