DBT-RISE/DBT-RISE-TGC
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Restructured project

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This commit is contained in:
Eyck Jentzsch
2017-09-21 20:29:23 +02:00
parent aa8c2138c6
commit 9a617dab57
55 changed files with 16145 additions and 166 deletions
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105
riscv/gen_input/RV32F.core_desc Normal file
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import "RV32IBase.core_desc"
InsructionSet RV32F extends RV32IBase{
constants {
FLEN, fcsr
}
registers {
[31:0] F[FLEN]
}
instructions{
FLW {
encoding: imm[11:0]s | rs1[4:0] | b010 | rd[4:0] | b0000111;
val offs[XLEN] <= X[rs1]+imm;
F[rd]<=MEM[offs];
}
FSW {
encoding: imm[11:5]s | rs2[4:0] | rs1[4:0] | b010 | imm[4:0]s | b0100111;
val offs[XLEN] <= X[rs1]+imm;
MEM[offs]<=F[rs2];
}
FMADD.S {
encoding: rs3[4:0] | b00 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1000011;
F[rd]f<= F[rs1]f * F[rs2]f * F[rs3]f;
}
FMSUB.S {
encoding: rs3[4:0] | b00 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1000111;
F[rd]f<=F[rs1]f * F[rs2]f -F[rs3]f;
}
FNMSUB.S {
encoding: rs3[4:0] | b00 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1001011;
F[rd]f<=-F[rs1]f * F[rs2]f- F[rs3]f;
}
FNMADD.S {
encoding: rs3[4:0] | b00 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1001111;
F[rd]f<=-F[rs1]f*F[rs2]f+F[rs3]f;
}
FADD.S {
encoding: b0000000 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
F[rd]f <= F[rs1]f + F[rs2]f;
}
FSUB.S {
encoding: b0000100 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
F[rd]f <= F[rs1]f - F[rs2]f;
}
FMUL.S {
encoding: b0001000 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
F[rd]f <= F[rs1]f * F[rs2];
}
FDIV.S {
encoding: b0001100 | rs2[4:0] | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
F[rd]f <= F[rs1]f / F[rs2]f;
}
FSQRT.S {
encoding: b0101100 | b00000 | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
F[rd]f<=sqrt(F[rs1]f);
}
FSGNJ.S {
encoding: b0010000 | rs2[4:0] | rs1[4:0] | b000 | rd[4:0] | b1010011;
}
FSGNJN.S {
encoding: b0010000 | rs2[4:0] | rs1[4:0] | b001 | rd[4:0] | b1010011;
}
FSGNJX.S {
encoding: b0010000 | rs2[4:0] | rs1[4:0] | b010 | rd[4:0] | b1010011;
}
FMIN.S {
encoding: b0010100 | rs2[4:0] | rs1[4:0] | b000 | rd[4:0] | b1010011;
F[rd]f<= choose(F[rs1]f<F[rs2]f, F[rs1]f, F[rs2]f);
}
FMAX.S {
encoding: b0010100 | rs2[4:0] | rs1[4:0] | b001 | rd[4:0] | b1010011;
F[rd]f<= choose(F[rs1]f>F[rs2]f, F[rs1]f, F[rs2]f);
}
FCVT.W.S {
encoding: b1100000 | b00000 | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
}
FCVT.WU.S {
encoding: b1100000 | b00001 | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
}
FMV.X.W {
encoding: b1110000 | b00000 | rs1[4:0] | b000 | rd[4:0] | b1010011;
}
FEQ.S {
encoding: b1010000 | rs2[4:0] | rs1[4:0] | b010 | rd[4:0] | b1010011;
}
FLT.S {
encoding: b1010000 | rs2[4:0] | rs1[4:0] | b001 | rd[4:0] | b1010011;
}
FLE.S {
encoding: b1010000 | rs2[4:0] | rs1[4:0] | b000 | rd[4:0] | b1010011;
}
FCLASS.S {
encoding: b1110000 | b00000 | rs1[4:0] | b001 | rd[4:0] | b1010011;
}
FCVT.S.W {
encoding: b1101000 | b00000 | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
}
FCVT.S.WU {
encoding: b1101000 | b00001 | rs1[4:0] | rm[2:0] | rd[4:0] | b1010011;
}
FMV.W.X {
encoding: b1111000 | b00000 | rs1[4:0] | b000 | rd[4:0] | b1010011;
}
}
}