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New privileged ISA implementation

This commit is contained in:
Andrew Waterman
2015-03-14 02:49:07 -07:00
parent ebbd14254c
commit e85c54cc4b
10 changed files with 690 additions and 482 deletions

View File

@ -17,8 +17,7 @@ class CtrlDpathIO extends CoreBundle
val ren = Vec.fill(2)(Bool(OUTPUT))
val ex_ctrl = new IntCtrlSigs().asOutput
val mem_ctrl = new IntCtrlSigs().asOutput
val csr = UInt(OUTPUT, 3)
val sret = Bool(OUTPUT)
val csr_cmd = UInt(OUTPUT, CSR.SZ)
val ex_valid = Bool(OUTPUT)
val wb_wen = Bool(OUTPUT)
val bypass = Vec.fill(2)(Bool(OUTPUT))
@ -28,11 +27,11 @@ class CtrlDpathIO extends CoreBundle
val retire = Bool(OUTPUT)
val exception = Bool(OUTPUT)
val cause = UInt(OUTPUT, xLen)
val badvaddr_wen = Bool(OUTPUT) // high for a load/store access fault
// inputs from datapath
val inst = Bits(INPUT, 32)
val mem_br_taken = Bool(INPUT)
val mem_misprediction = Bool(INPUT)
val mem_npc_misaligned = Bool(INPUT)
val div_mul_rdy = Bool(INPUT)
val ll_wen = Bool(INPUT)
val ll_waddr = UInt(INPUT, 5)
@ -40,10 +39,14 @@ class CtrlDpathIO extends CoreBundle
val mem_rs1_ra = Bool(INPUT)
val mem_waddr = UInt(INPUT, 5)
val wb_waddr = UInt(INPUT, 5)
val status = new Status().asInput
val status = new MStatus().asInput
val fp_sboard_clr = Bool(INPUT)
val fp_sboard_clra = UInt(INPUT, 5)
// inputs from csr file
val csr_replay = Bool(INPUT)
val csr_xcpt = Bool(INPUT)
val interrupt = Bool(INPUT)
val interrupt_cause = UInt(INPUT, xLen)
}
abstract trait DecodeConstants
@ -52,14 +55,14 @@ abstract trait DecodeConstants
val decode_default =
// jal renf1 fence.i
// | jalr | renf2 | sret
// fp_val| | renx2 | | renf3 | | syscall
// | rocc| | | renx1 s_alu1 mem_val | | | wfd | | |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div | | |
// | | | | | | | | | | | | | | | | | | | | | wxd | | | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | | | |
List(N, X,X,X,X,X,X,X,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, X,X,X,X,X,X,CSR.X,X,X,X,X,X)
// | jalr | renf2 |
// fp_val| | renx2 | | renf3 |
// | rocc| | | renx1 s_alu1 mem_val | | | wfd |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div |
// | | | | | | | | | | | | | | | | | | | | | wxd | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | |
List(N, X,X,X,X,X,X,X,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, X,X,X,X,X,X,CSR.X,X,X,X)
val table: Array[(UInt, List[UInt])]
}
@ -89,8 +92,6 @@ class IntCtrlSigs extends Bundle {
val wxd = Bool()
val csr = Bits(width = CSR.SZ)
val fence_i = Bool()
val sret = Bool()
val scall = Bool()
val fence = Bool()
val amo = Bool()
@ -98,8 +99,7 @@ class IntCtrlSigs extends Bundle {
val decoder = DecodeLogic(inst, XDecode.decode_default, table)
Vec(legal, fp, rocc, branch, jal, jalr, rxs2, rxs1, sel_alu2, sel_alu1,
sel_imm, alu_dw, alu_fn, mem, mem_cmd, mem_type,
rfs1, rfs2, rfs3, wfd, div, wxd,
csr, fence_i, sret, scall, fence, amo) := decoder
rfs1, rfs2, rfs3, wfd, div, wxd, csr, fence_i, fence, amo) := decoder
this
}
}
@ -108,224 +108,230 @@ object XDecode extends DecodeConstants
{
val table = Array(
// jal renf1 fence.i
// | jalr | renf2 | sret
// fp_val| | renx2 | | renf3 | | syscall
// | rocc| | | renx1 s_alu1 mem_val | | | wfd | | |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div | | |
// | | | | | | | | | | | | | | | | | | | | | wxd | | | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | | | |
BNE-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SNE, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
BEQ-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SEQ, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
BLT-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SLT, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
BLTU-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SLTU, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
BGE-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SGE, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
BGEU-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SGEU, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
// | jalr | renf2 |
// fp_val| | renx2 | | renf3 |
// | rocc| | | renx1 s_alu1 mem_val | | | wfd |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div |
// | | | | | | | | | | | | | | | | | | | | | wxd | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | |
BNE-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SNE, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
BEQ-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SEQ, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
BLT-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SLT, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
BLTU-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SLTU, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
BGE-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SGE, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
BGEU-> List(Y, N,N,Y,N,N,Y,Y,A2_RS2, A1_RS1, IMM_SB,DW_X, FN_SGEU, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
JAL-> List(Y, N,N,N,Y,N,N,N,A2_FOUR,A1_PC, IMM_UJ,DW_X, FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
JALR-> List(Y, N,N,N,N,Y,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
AUIPC-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_PC, IMM_U, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
JAL-> List(Y, N,N,N,Y,N,N,N,A2_FOUR,A1_PC, IMM_UJ,DW_X, FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
JALR-> List(Y, N,N,N,N,Y,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
AUIPC-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_PC, IMM_U, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
LB-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_B, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
LH-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_H, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
LW-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
LD-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
LBU-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_BU,N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
LHU-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_HU,N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
LWU-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_WU,N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SB-> List(Y, N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_B, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
SH-> List(Y, N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_H, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
SW-> List(Y, N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_W, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
SD-> List(xpr64,N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_D, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
LB-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_B, N,N,N,N,N,Y,CSR.N,N,N,N),
LH-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_H, N,N,N,N,N,Y,CSR.N,N,N,N),
LW-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N),
LD-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N),
LBU-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_BU,N,N,N,N,N,Y,CSR.N,N,N,N),
LHU-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_HU,N,N,N,N,N,Y,CSR.N,N,N,N),
LWU-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_WU,N,N,N,N,N,Y,CSR.N,N,N,N),
SB-> List(Y, N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_B, N,N,N,N,N,N,CSR.N,N,N,N),
SH-> List(Y, N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_H, N,N,N,N,N,N,CSR.N,N,N,N),
SW-> List(Y, N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_W, N,N,N,N,N,N,CSR.N,N,N,N),
SD-> List(xpr64,N,N,N,N,N,Y,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_D, N,N,N,N,N,N,CSR.N,N,N,N),
AMOADD_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_ADD, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOXOR_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_XOR, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOSWAP_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_SWAP,MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOAND_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_AND, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOOR_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_OR, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMIN_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MIN, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMINU_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MINU,MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMAX_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAX, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMAXU_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAXU,MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOADD_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_ADD, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOSWAP_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_SWAP,MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOXOR_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_XOR, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOAND_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_AND, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOOR_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_OR, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMIN_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MIN, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMINU_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MINU,MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMAX_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAX, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOMAXU_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAXU,MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
AMOADD_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_ADD, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOXOR_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_XOR, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOSWAP_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_SWAP,MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOAND_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_AND, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOOR_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_OR, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMIN_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MIN, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMINU_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MINU,MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMAX_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAX, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMAXU_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAXU,MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOADD_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_ADD, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOSWAP_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_SWAP,MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOXOR_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_XOR, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOAND_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_AND, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOOR_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_OR, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMIN_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MIN, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMINU_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MINU,MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMAX_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAX, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
AMOMAXU_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XA_MAXU,MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
LR_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XLR, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
LR_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XLR, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
SC_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XSC, MT_W, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
SC_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XSC, MT_D, N,N,N,N,N,Y,CSR.N,N,N,N,N,Y),
LR_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XLR, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
LR_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XLR, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
SC_W-> List(Y, N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XSC, MT_W, N,N,N,N,N,Y,CSR.N,N,N,Y),
SC_D-> List(xpr64,N,N,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, Y,M_XSC, MT_D, N,N,N,N,N,Y,CSR.N,N,N,Y),
LUI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_U, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
ADDI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLTI -> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SLT, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLTIU-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SLTU, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
ANDI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_AND, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
ORI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_OR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
XORI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_XOR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLLI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRLI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRAI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
ADD-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SUB-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SUB, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLT-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SLT, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLTU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SLTU, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
AND-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_AND, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
OR-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_OR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
XOR-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_XOR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLL-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRL-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRA-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
LUI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_U, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
ADDI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLTI -> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SLT, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLTIU-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SLTU, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
ANDI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_AND, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
ORI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_OR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
XORI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_XOR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLLI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRLI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRAI-> List(Y, N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
ADD-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SUB-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SUB, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLT-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SLT, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLTU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SLTU, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
AND-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_AND, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
OR-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_OR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
XOR-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_XOR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLL-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRL-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRA-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
ADDIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLLIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRLIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRAIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
ADDW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SUBW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SUB, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SLLW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRLW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
SRAW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
ADDIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLLIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRLIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRAIW-> List(xpr64,N,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_32,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
ADDW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SUBW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SUB, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SLLW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SL, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRLW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SR, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
SRAW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32,FN_SRA, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
MUL-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MUL, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
MULH-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MULH, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
MULHU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MULHU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
MULHSU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MULHSU,N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
MULW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_MUL, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
MUL-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MUL, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
MULH-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MULH, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
MULHU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MULHU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
MULHSU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_MULHSU,N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
MULW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_MUL, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
DIV-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_DIV, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
DIVU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_DIVU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
REM-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_REM, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
REMU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_REMU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
DIVW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_DIV, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
DIVUW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_DIVU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
REMW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_REM, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
REMUW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_REMU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N,N,N),
DIV-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_DIV, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
DIVU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_DIVU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
REM-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_REM, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
REMU-> List(Y, N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_XPR,FN_REMU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
DIVW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_DIV, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
DIVUW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_DIVU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
REMW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_REM, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
REMUW-> List(xpr64,N,N,N,N,N,Y,Y,A2_RS2, A1_RS1, IMM_X, DW_32, FN_REMU, N,M_X, MT_X, N,N,N,N,Y,Y,CSR.N,N,N,N),
SCALL-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,Y,N,N),
SRET-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,Y,N,N,N),
FENCE-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,Y,N),
FENCE_I-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,Y,N,N,N,N),
CSRRW-> List(Y, N,N,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.W,N,N,N,N,N),
CSRRS-> List(Y, N,N,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.S,N,N,N,N,N),
CSRRC-> List(Y, N,N,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.C,N,N,N,N,N),
CSRRWI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_Z, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.W,N,N,N,N,N),
CSRRSI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_Z, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.S,N,N,N,N,N),
CSRRCI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_Z, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.C,N,N,N,N,N))
FENCE-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,Y,N),
FENCE_I-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,Y,N,N),
SFENCE_VM-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.I,N,N,N),
SCALL-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.I,N,N,N),
SBREAK-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.I,N,N,N),
SRET-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.I,N,N,N),
HCALL-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.I,N,N,N),
MRET-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.I,N,N,N),
MRTS-> List(Y, N,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,N,N,N,CSR.I,N,N,N),
CSRRW-> List(Y, N,N,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.W,N,N,N),
CSRRS-> List(Y, N,N,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.S,N,N,N),
CSRRC-> List(Y, N,N,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.C,N,N,N),
CSRRWI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_Z, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.W,N,N,N),
CSRRSI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_Z, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.S,N,N,N),
CSRRCI-> List(Y, N,N,N,N,N,N,N,A2_IMM, A1_ZERO,IMM_Z, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.C,N,N,N))
}
object FDecode extends DecodeConstants
{
val table = Array(
// jal renf1 fence.i
// | jalr | renf2 | sret
// fp_val| | renx2 | | renf3 | | syscall
// | rocc| | | renx1 s_alu1 mem_val | | | wfd | | |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div | | |
// | | | | | | | | | | | | | | | | | | | | | wxd | | | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | | | |
FCVT_S_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_D_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FSGNJ_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FSGNJ_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FSGNJX_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FSGNJX_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FSGNJN_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FSGNJN_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FMIN_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FMIN_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FMAX_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FMAX_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FADD_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FADD_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FSUB_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FSUB_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FMUL_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FMUL_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N,N,N),
FMADD_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FMADD_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FMSUB_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FMSUB_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FNMADD_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FNMADD_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FNMSUB_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FNMSUB_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N,N,N),
FCLASS_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCLASS_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FMV_X_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FMV_X_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_W_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_W_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_WU_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_WU_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_L_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_L_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_LU_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FCVT_LU_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N,N,N),
FEQ_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N,N,N),
FEQ_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N,N,N),
FLT_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N,N,N),
FLT_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N,N,N),
FLE_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N,N,N),
FLE_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N,N,N),
FMV_S_X-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FMV_D_X-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_S_W-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_D_W-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_S_WU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_D_WU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_S_L-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_D_L-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_S_LU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FCVT_D_LU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FLW-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_W, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FLD-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_D, N,N,N,Y,N,N,CSR.N,N,N,N,N,N),
FSW-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_W, N,Y,N,N,N,N,CSR.N,N,N,N,N,N),
FSD-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_D, N,Y,N,N,N,N,CSR.N,N,N,N,N,N))
// | jalr | renf2 |
// fp_val| | renx2 | | renf3 |
// | rocc| | | renx1 s_alu1 mem_val | | | wfd |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div |
// | | | | | | | | | | | | | | | | | | | | | wxd | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | |
FCVT_S_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_D_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,Y,N,N,CSR.N,N,N,N),
FSGNJ_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FSGNJ_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FSGNJX_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FSGNJX_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FSGNJN_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FSGNJN_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FMIN_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FMIN_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FMAX_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FMAX_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FADD_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FADD_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FSUB_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FSUB_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FMUL_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FMUL_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,Y,N,N,CSR.N,N,N,N),
FMADD_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FMADD_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FMSUB_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FMSUB_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FNMADD_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FNMADD_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FNMSUB_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FNMSUB_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,Y,Y,N,N,CSR.N,N,N,N),
FCLASS_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCLASS_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FMV_X_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FMV_X_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_W_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_W_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_WU_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_WU_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_L_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_L_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_LU_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FCVT_LU_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,N,N,N,N,Y,CSR.N,N,N,N),
FEQ_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N),
FEQ_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N),
FLT_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N),
FLT_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N),
FLE_S-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N),
FLE_D-> List(Y, Y,N,N,N,N,N,N,A2_X, A1_X, IMM_X, DW_X, FN_X, N,M_X, MT_X, Y,Y,N,N,N,Y,CSR.N,N,N,N),
FMV_S_X-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FMV_D_X-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_S_W-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_D_W-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_S_WU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_D_WU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_S_L-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_D_L-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_S_LU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FCVT_D_LU-> List(Y, Y,N,N,N,N,N,Y,A2_X, A1_RS1, IMM_X, DW_X, FN_X, N,M_X, MT_X, N,N,N,Y,N,N,CSR.N,N,N,N),
FLW-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_W, N,N,N,Y,N,N,CSR.N,N,N,N),
FLD-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_I, DW_XPR,FN_ADD, Y,M_XRD, MT_D, N,N,N,Y,N,N,CSR.N,N,N,N),
FSW-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_W, N,Y,N,N,N,N,CSR.N,N,N,N),
FSD-> List(Y, Y,N,N,N,N,N,Y,A2_IMM, A1_RS1, IMM_S, DW_XPR,FN_ADD, Y,M_XWR, MT_D, N,Y,N,N,N,N,CSR.N,N,N,N))
}
object RoCCDecode extends DecodeConstants
{
val table = Array(
// jal renf1 fence.i
// | jalr | renf2 | sret
// fp_val| | renx2 | | renf3 | | syscall
// | rocc| | | renx1 s_alu1 mem_val | | | wfd | | |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div | | |
// | | | | | | | | | | | | | | | | | | | | | wxd | | | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | | | |
CUSTOM0-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM0_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM0_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM0_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM0_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM0_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM1-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM1_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM1_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM1_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM1_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM1_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM2-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM2_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM2_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM2_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM2_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM2_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM3-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM3_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM3_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N,N,N),
CUSTOM3_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM3_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N),
CUSTOM3_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N,N,N))
// | jalr | renf2 |
// fp_val| | renx2 | | renf3 |
// | rocc| | | renx1 s_alu1 mem_val | | | wfd |
// val | | br| | | | s_alu2 | imm dw alu | mem_cmd mem_type| | | | div |
// | | | | | | | | | | | | | | | | | | | | | wxd | fence
// | | | | | | | | | | | | | | | | | | | | | | csr | | amo
// | | | | | | | | | | | | | | | | | | | | | | | | | |
CUSTOM0-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM0_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM0_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM0_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM0_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM0_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM1-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM1_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM1_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM1_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM1_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM1_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM2-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM2_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM2_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM2_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM2_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM2_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM3-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM3_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM3_RS1_RS2-> List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,N,CSR.N,N,N,N),
CUSTOM3_RD-> List(Y, N,Y,N,N,N,N,N,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM3_RD_RS1-> List(Y, N,Y,N,N,N,N,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N),
CUSTOM3_RD_RS1_RS2->List(Y, N,Y,N,N,N,Y,Y,A2_ZERO,A1_RS1, IMM_X, DW_XPR,FN_ADD, N,M_X, MT_X, N,N,N,N,N,Y,CSR.N,N,N,N))
}
class Control extends CoreModule
@ -374,7 +380,8 @@ class Control extends CoreModule
val take_pc_wb = Bool()
val mem_misprediction = io.dpath.mem_misprediction && mem_reg_valid && (mem_ctrl.branch || mem_ctrl.jalr || mem_ctrl.jal)
val take_pc_mem = mem_reg_valid && (mem_misprediction || mem_reg_flush_pipe)
val want_take_pc_mem = mem_reg_valid && (mem_misprediction || mem_reg_flush_pipe)
val take_pc_mem = want_take_pc_mem && !io.dpath.mem_npc_misaligned
val take_pc_mem_wb = take_pc_wb || take_pc_mem
val take_pc = take_pc_mem_wb
val ctrl_killd = Bool()
@ -388,38 +395,19 @@ class Control extends CoreModule
val id_load_use = Bool()
val id_reg_fence = Reg(init=Bool(false))
val sr = io.dpath.status
var id_interrupts = (0 until sr.ip.getWidth).map(i => (sr.im(i) && sr.ip(i), UInt(BigInt(1) << (xLen-1) | i)))
val (id_interrupt_unmasked, id_interrupt_cause) = checkExceptions(id_interrupts)
val id_interrupt = io.dpath.status.ei && id_interrupt_unmasked
def checkExceptions(x: Seq[(Bool, UInt)]) =
(x.map(_._1).reduce(_||_), PriorityMux(x))
val fp_csrs = CSRs.fcsr :: CSRs.frm :: CSRs.fflags :: Nil
val legal_csrs = collection.mutable.LinkedHashSet(CSRs.all:_*)
if(params(BuildFPU).isEmpty)
legal_csrs --= fp_csrs
val id_csr_addr = io.dpath.inst(31,20)
val isLegalCSR = Vec.tabulate(1 << id_csr_addr.getWidth)(i => Bool(legal_csrs contains i))
val id_csr_en = id_ctrl.csr != CSR.N
val id_csr_fp = Bool(!params(BuildFPU).isEmpty) && id_csr_en && DecodeLogic(id_csr_addr, fp_csrs, CSRs.all.toSet -- fp_csrs)
val id_csr_wen = id_raddr1 != UInt(0) || !Vec(CSR.S, CSR.C).contains(id_ctrl.csr)
val id_csr_invalid = id_csr_en && !isLegalCSR(id_csr_addr)
val id_csr_privileged = id_csr_en &&
(id_csr_addr(11,10) === UInt(3) && id_csr_wen ||
id_csr_addr(11,10) === UInt(2) ||
id_csr_addr(11,10) === UInt(1) && !io.dpath.status.s ||
id_csr_addr(9,8) >= UInt(2) ||
id_csr_addr(9,8) === UInt(1) && !io.dpath.status.s && id_csr_wen)
// flush pipeline on CSR writes that may have side effects
val id_csr_flush = {
val safe_csrs = CSRs.sup0 :: CSRs.sup1 :: CSRs.epc :: Nil
id_csr_en && id_csr_wen && !DecodeLogic(id_csr_addr, safe_csrs, legal_csrs -- safe_csrs)
}
val id_system_insn = id_ctrl.csr === CSR.I
val id_csr_ren = (id_ctrl.csr === CSR.S || id_ctrl.csr === CSR.C) && id_raddr1 === UInt(0)
val id_csr = Mux(id_csr_ren, CSR.R, id_ctrl.csr)
val id_csr_addr = io.dpath.inst(31,20)
// this is overly conservative
val safe_csrs = CSRs.sscratch :: CSRs.sepc :: CSRs.mscratch :: CSRs.mepc :: CSRs.mcause :: CSRs.mbadaddr :: Nil
val legal_csrs = collection.mutable.LinkedHashSet(CSRs.all:_*)
val id_csr_flush = id_system_insn || (id_csr_en && !id_csr_ren && !DecodeLogic(id_csr_addr, safe_csrs, legal_csrs -- safe_csrs))
val id_illegal_insn = !id_ctrl.legal ||
id_ctrl.fp && !io.dpath.status.fs.orR ||
id_ctrl.rocc && !io.dpath.status.xs.orR
// stall decode for fences (now, for AMO.aq; later, for AMO.rl and FENCE)
val id_amo_aq = io.dpath.inst(26)
val id_amo_rl = io.dpath.inst(25)
@ -430,26 +418,24 @@ class Control extends CoreModule
mem_reg_valid && mem_ctrl.rocc || wb_reg_valid && wb_ctrl.rocc)
id_reg_fence := id_fence_next || id_reg_fence && id_mem_busy
val id_do_fence = id_rocc_busy && id_ctrl.fence ||
id_mem_busy && (id_ctrl.amo && id_amo_aq || id_ctrl.fence_i || id_reg_fence && (id_ctrl.mem || id_ctrl.rocc) || id_csr_flush)
id_mem_busy && (id_ctrl.amo && id_amo_aq || id_ctrl.fence_i || id_reg_fence && (id_ctrl.mem || id_ctrl.rocc) || id_csr_en)
def checkExceptions(x: Seq[(Bool, UInt)]) =
(x.map(_._1).reduce(_||_), PriorityMux(x))
val (id_xcpt, id_cause) = checkExceptions(List(
(id_interrupt, id_interrupt_cause),
(io.imem.resp.bits.xcpt_ma, UInt(Causes.misaligned_fetch)),
(io.dpath.interrupt, io.dpath.interrupt_cause),
(io.imem.resp.bits.xcpt_if, UInt(Causes.fault_fetch)),
(!id_ctrl.legal || id_csr_invalid, UInt(Causes.illegal_instruction)),
(id_csr_privileged, UInt(Causes.privileged_instruction)),
(id_ctrl.sret && !io.dpath.status.s, UInt(Causes.privileged_instruction)),
((id_ctrl.fp || id_csr_fp) && !io.dpath.status.ef,UInt(Causes.fp_disabled)),
(id_ctrl.scall, UInt(Causes.syscall)),
(id_ctrl.rocc && !io.dpath.status.er, UInt(Causes.accelerator_disabled))))
(id_illegal_insn, UInt(Causes.illegal_instruction))))
ex_reg_valid := !ctrl_killd
ex_reg_xcpt := !ctrl_killd && id_xcpt
ex_reg_xcpt_interrupt := id_interrupt && !take_pc && io.imem.resp.valid
ex_reg_xcpt_interrupt := io.dpath.interrupt && !take_pc && io.imem.resp.valid
when (id_xcpt) { ex_reg_cause := id_cause }
when (!ctrl_killd) {
ex_ctrl := id_ctrl
ex_ctrl.csr := id_csr
ex_reg_btb_hit := io.imem.btb_resp.valid
when (io.imem.btb_resp.valid) { ex_reg_btb_resp := io.imem.btb_resp.bits }
ex_reg_flush_pipe := id_ctrl.fence_i || id_csr_flush
@ -488,6 +474,7 @@ class Control extends CoreModule
val (mem_xcpt, mem_cause) = checkExceptions(List(
(mem_reg_xcpt_interrupt || mem_reg_xcpt, mem_reg_cause),
(want_take_pc_mem && io.dpath.mem_npc_misaligned, UInt(Causes.misaligned_fetch)),
(mem_reg_valid && mem_ctrl.mem && io.dmem.xcpt.ma.st, UInt(Causes.misaligned_store)),
(mem_reg_valid && mem_ctrl.mem && io.dmem.xcpt.ma.ld, UInt(Causes.misaligned_load)),
(mem_reg_valid && mem_ctrl.mem && io.dmem.xcpt.pf.st, UInt(Causes.fault_store)),
@ -551,18 +538,17 @@ class Control extends CoreModule
// write CAUSE CSR on an exception
io.dpath.exception := wb_reg_xcpt
io.dpath.cause := wb_reg_cause
io.dpath.badvaddr_wen := wb_reg_xcpt // don't care for non-memory exceptions
val wb_xcpt = wb_reg_xcpt || io.dpath.csr_xcpt
// control transfer from ex/wb
take_pc_wb := replay_wb || wb_reg_xcpt || io.dpath.sret
take_pc_wb := replay_wb || wb_xcpt
io.dpath.sel_pc :=
Mux(wb_reg_xcpt, PC_PCR, // exception
Mux(wb_xcpt, PC_PCR, // exception or [m|s]ret
Mux(replay_wb, PC_WB, // replay
Mux(wb_reg_valid && wb_ctrl.sret, PC_PCR, // sret instruction
PC_MEM)))
PC_MEM))
io.imem.btb_update.valid := mem_reg_valid && io.dpath.mem_misprediction && ((mem_ctrl.branch && io.dpath.mem_br_taken) || mem_ctrl.jalr || mem_ctrl.jal) && !take_pc_wb
io.imem.btb_update.valid := mem_reg_valid && !io.dpath.mem_npc_misaligned && io.dpath.mem_misprediction && ((mem_ctrl.branch && io.dpath.mem_br_taken) || mem_ctrl.jalr || mem_ctrl.jal) && !take_pc_wb
io.imem.btb_update.bits.prediction.valid := mem_reg_btb_hit
io.imem.btb_update.bits.prediction.bits := mem_reg_btb_resp
io.imem.btb_update.bits.isJump := mem_ctrl.jal || mem_ctrl.jalr
@ -574,7 +560,7 @@ class Control extends CoreModule
io.imem.bht_update.bits.prediction.valid := mem_reg_btb_hit
io.imem.bht_update.bits.prediction.bits := mem_reg_btb_resp
io.imem.ras_update.valid := io.imem.btb_update.bits.isJump && !take_pc_wb
io.imem.ras_update.valid := io.imem.btb_update.bits.isJump && !io.dpath.mem_npc_misaligned && !take_pc_wb
io.imem.ras_update.bits.isCall := mem_ctrl.wxd && io.dpath.mem_waddr(0)
io.imem.ras_update.bits.isReturn := mem_ctrl.jalr && io.dpath.mem_rs1_ra
io.imem.ras_update.bits.prediction.valid := mem_reg_btb_hit
@ -652,7 +638,7 @@ class Control extends CoreModule
id_ctrl.mem && !io.dmem.req.ready ||
Bool(!params(BuildRoCC).isEmpty) && wb_reg_rocc_pending && id_ctrl.rocc && !io.rocc.cmd.ready ||
id_do_fence
val ctrl_draind = id_interrupt
val ctrl_draind = io.dpath.interrupt
ctrl_killd := !io.imem.resp.valid || take_pc || ctrl_stalld || ctrl_draind
io.dpath.killd := take_pc || ctrl_stalld && !ctrl_draind
@ -665,10 +651,9 @@ class Control extends CoreModule
io.dpath.mem_ctrl := mem_ctrl
io.dpath.ex_valid := ex_reg_valid
io.dpath.ll_ready := !(wb_reg_valid && wb_ctrl.wxd)
io.dpath.retire := wb_reg_valid && !replay_wb
io.dpath.retire := wb_reg_valid && !replay_wb && !io.dpath.csr_xcpt
io.dpath.wb_wen := io.dpath.retire && wb_ctrl.wxd
io.dpath.csr := Mux(wb_reg_valid, wb_ctrl.csr, CSR.N)
io.dpath.sret := wb_reg_valid && wb_ctrl.sret && !replay_wb
io.dpath.csr_cmd := Mux(wb_reg_valid, wb_ctrl.csr, CSR.N)
io.dpath.killm := killm_common
io.fpu.valid := !ctrl_killd && id_ctrl.fp
@ -680,9 +665,9 @@ class Control extends CoreModule
io.dmem.req.bits.cmd := ex_ctrl.mem_cmd
io.dmem.req.bits.typ := ex_ctrl.mem_type
io.dmem.req.bits.phys := Bool(false)
io.dmem.sret := io.dpath.sret
io.dmem.sret := wb_xcpt // obviously not an sret, but sufficient
io.rocc.cmd.valid := wb_rocc_val
io.rocc.exception := wb_reg_xcpt && sr.er
io.rocc.s := sr.s
io.rocc.exception := wb_xcpt && io.dpath.status.xs != 0
io.rocc.s := io.dpath.status.prv != 0 // should we just pass all of mstatus?
}