Flix Format neugeneriert

This commit is contained in:
Jörg Thalheim 2015-03-07 18:12:48 +01:00
parent c3e2abfb71
commit 4490e459ca
1 changed files with 92 additions and 6 deletions

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@ -147,9 +147,10 @@ operation FFT_shift_check {in AR fr, in AR fi, out BR needs_shift} {}
assign needs_shift = jc1[0] | jc2[0] | jc3[4] | jc4[4]; assign needs_shift = jc1[0] | jc2[0] | jc3[4] | jc4[4];
} }
operation FFT_bit_reverse {inout AR m, out AR mr, in AR mm} {} operation FFT_bit_reverse {inout AR m, out AR mr, in AR mm} {}
{ {
wire [15:0] x = TIEadd(m, 0, 1'b1); wire [15:0] x = TIEadd(m, 1'b0, 1'b1);
assign mr = { assign mr = {
TIEmux(mm[2:0], 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, x[0]), TIEmux(mm[2:0], 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, x[0]),
TIEmux(mm[2:0], 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, x[0], x[1]), TIEmux(mm[2:0], 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, x[0], x[1]),
@ -209,11 +210,96 @@ operation FFT_calc {inout FFT_reg data, in AR wr, in AR wi, in AR shift} {}
}; };
} }
format flix64_0 64 { flix64_0_slot0, flix64_0_slot1 } ////////////////////////////////////////////////////////////////////////////
//
// Generated by XPRES v4.0.4
// Sat Mar 07 17:29:10 2015
//
// Register Files
// AR (a): 16 entries, 32 bits per entry, ports 3r / 2w
// vec (v): 16 entries, 160 bits per entry, ports 3r / 1w
// valign (u): 4 entries, 128 bits per entry, ports 2r / 1w
// sel (s): 8 entries, 32 bits per entry, ports 2r / 1w
// FFT_reg (fftv): 2 entries, 64 bits per entry, ports 1r / 1w
//
// FLIX Formats
// x24: size 24 bits, 1 slot
// slot Inst: size 24 bits
// opcodes { }
// x64: size 64 bits, 3 slots
// slot vsLDST: size 24 bits
// opcodes { }
// slot vsMAC: size 18 bits
// opcodes { }
// slot vsALU: size 18 bits
// opcodes { }
// flix64_0: size 64 bits, 2 slots
// slot flix64_0_slot0: size 24 bits
// opcodes { L16SI NOP ld.FFT_reg mv.FFT_reg st.FFT_reg }
// slot flix64_0_slot1: size 10 bits
// opcodes { MOV.N NOP }
//
// This TIE requires the following configuration settings:
//
// Required Endian: Little
// Required Instruction Width: 64 bits
// Minimum Data-Memory Width: 128 bits
// Required Load/Store Units: 1
// Requires Byte Enables: Yes
// Requires Booleans: No
// Pipeline Length: 5 stages
//
// This TIE was generated on a processor configuration with the
// following ISA instruction options enabled:
//
// CLAMPS
// MUL16
// NSA/NSAU
// MIN/MAX and MINU/MAXU
// Sign Extend to 32 Bits
// Enable Density Instructions
// Enable Boolean Registers
// Zero Overhead Loop Instructions
// Vectra LX DSP Coprocessor Instruction Family
//
////////////////////////////////////////////////////////////////////////////
//--------------------------------------------------------------------------
//
// Immediate Ranges
//
//--------------------------------------------------------------------------
immediate_range st.FFT_reg_immed2 -32 24 8
immediate_range ld.FFT_reg_immed2 -32 24 8
//--------------------------------------------------------------------------
//
// FLIX Formats and Slots
//
// flix64_0, format width 64 bits, 2 slots
//
//--------------------------------------------------------------------------
format flix64_0 64 { flix64_0_slot0, flix64_0_slot1, flix64_0_slot2 }
slot_opcodes Inst {
FFT_bit_reverse, FFT_calc, FFT_shift_check, FFT_twiddle, ld.FFT_reg,
mv.FFT_reg, st.FFT_reg }
slot_opcodes flix64_0_slot0 { slot_opcodes flix64_0_slot0 {
ADD, ADDI, BGEU, BLTU, L16SI, L32I, MOVNEZ, NEG, NOP, S16I, SEXT, SRAI, SUB, FFT_twiddle, ADD, BEQZ, BGEU, BLTU, BNEZ, L16SI, MOV.N, NOP, S16I, SEXT, SUB }
ld.FFT_reg, mv.FFT_reg, st.FFT_reg, FFT_calc, FFT_shift_check, FFT_bit_reverse}
slot_opcodes flix64_0_slot1 { slot_opcodes flix64_0_slot1 {
ADD, ADDI, ADDX2, xt_widebranch18, BEQZ, BGE, BLT, BNEZ, FFT_twiddle, J, ADD, ADDX2, MOV.N, MOVNEZ, NEG, NOP }
MOV.N, NOP, SEXT, SRAI, SUB, FFT_calc, FFT_shift_check, FFT_bit_reverse} slot_opcodes flix64_0_slot2 {
ADD, L16SI, NOP, S16I, SUB }
//--------------------------------------------------------------------------
//
// Ctypes
//
//--------------------------------------------------------------------------
ctype FFT_reg 64 64 FFT_reg default