+
+# Comparative analysis with Andes Packed ISA proposal
+
+## 16-bit Arithmetic
+
+| Mnemonic | 16-bit Instruction | Simple-V Equivalent |
+| ------------------ | ------------------------- | ------------------- |
+| ADD16 rt, ra, rb | add | VADD (r16 <= rt,ra,rb <= r29), mm=00|
+| RADD16 rt, ra, rb | Signed Halving add | |
+| URADD16 rt, ra, rb | Unsigned Halving add | |
+| KADD16 rt, ra, rb | Signed Saturating add | |
+| UKADD16 rt, ra, rb | Unsigned Saturating add | |
+| SUB16 rt, ra, rb | sub | VSUB (r16 <= rt,ra,rb <= r29), mm=00|
+| RSUB16 rt, ra, rb | Signed Halving sub | |
+| URSUB16 rt, ra, rb | Unsigned Halving sub | |
+| KSUB16 rt, ra, rb | Signed Saturating sub | |
+| UKSUB16 rt, ra, rb | Unsigned Saturating sub | |
+| CRAS16 rt, ra, rb | Cross Add & Sub | |
+| RCRAS16 rt, ra, rb | Signed Halving Cross Add & Sub | |
+| URCRAS16 rt, ra, rb| Unsigned Halving Cross Add & Sub | |
+| KCRAS16 rt, ra, rb | Signed Saturating Cross Add & Sub | |
+| UKCRAS16 rt, ra, rb| Unsigned Saturating Cross Add & Sub | |
+| CRSA16 rt, ra, rb | Cross Sub & Add | |
+| RCRSA16 rt, ra, rb | Signed Halving Cross Sub & Add | |
+| URCRSA16 rt, ra, rb| Unsigned Halving Cross Sub & Add | |
+| KCRSA16 rt, ra, rb | Signed Saturating Cross Sub & Add | |
+| UKCRSA16 rt, ra, rb| Unsigned Saturating Cross Sub & Add | |
+
+## 8-bit Arithmetic
+
+| Mnemonic | 16-bit Instruction | Simple-V Equivalent |
+| ------------------ | ------------------------- | ------------------- |
+| ADD8 rt, ra, rb | add | VADD (r2 <= rt,ra,rb <= r15), mm=00 |
+| RADD8 rt, ra, rb | Signed Halving add | |
+| URADD8 rt, ra, rb | Unsigned Halving add | |
+| KADD8 rt, ra, rb | Signed Saturating add | |
+| UKADD8 rt, ra, rb | Unsigned Saturating add | |
+| SUB8 rt, ra, rb | sub | VSUB (r2 <= rt,ra,rb <= r15), mm=00 |
+| RSUB8 rt, ra, rb | Signed Halving sub | |
+| URSUB8 rt, ra, rb | Unsigned Halving sub | |
+