From 2b72581e8f3a682c58ff7cfa6c3584dadd23292c Mon Sep 17 00:00:00 2001
From: Linda Njau <lindanjau21@gmail.com>
Date: Tue, 23 Jul 2024 12:17:25 +0300
Subject: [PATCH] Add names for base instructions

---
 model/riscv_insts_base.sail | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/model/riscv_insts_base.sail b/model/riscv_insts_base.sail
index bc435e53b..1505d00a6 100644
--- a/model/riscv_insts_base.sail
+++ b/model/riscv_insts_base.sail
@@ -32,7 +32,9 @@ function clause execute UTYPE(imm, rd, op) = {
 }
 
 mapping utype_mnemonic : uop <-> string = {
+  $[name "load upper immediate"]
   RISCV_LUI   <-> "lui",
+  $[name "add upper immediate to PC"]
   RISCV_AUIPC <-> "auipc"
 }
 
@@ -40,6 +42,7 @@ mapping clause assembly = UTYPE(imm, rd, op)
   <-> utype_mnemonic(op) ^ spc() ^ reg_name(rd) ^ sep() ^ hex_bits_signed_20(imm)
 
 /* ****************************************************************** */
+$[name "jump and link"]
 union clause ast = RISCV_JAL : (bits(21), regidx)
 
 mapping clause encdec = RISCV_JAL(imm_19 @ imm_7_0 @ imm_8 @ imm_18_13 @ imm_12_9 @ 0b0, rd)
@@ -349,15 +352,25 @@ function clause execute (RTYPE(rs2, rs1, rd, op)) = {
 }
 
 mapping rtype_mnemonic : rop <-> string = {
+  $[name "add"]
   RISCV_ADD  <-> "add",
+  $[name "set less than"]
   RISCV_SLT  <-> "slt",
+  $[name "set less than (unsigned)"]
   RISCV_SLTU <-> "sltu",
+  $[name "AND"]
   RISCV_AND  <-> "and",
+  $[name "OR"]
   RISCV_OR   <-> "or",
+  $[name "exclusive OR"]
   RISCV_XOR  <-> "xor",
+  $[name "shift left (logical)"]
   RISCV_SLL  <-> "sll",
+  $[name "shift right (logical)"]
   RISCV_SRL  <-> "srl",
+  $[name "subtract"]
   RISCV_SUB  <-> "sub",
+  $[name "shift right (arithmetic)"]
   RISCV_SRA  <-> "sra"
 }
 
@@ -576,10 +589,15 @@ function clause execute (RTYPEW(rs2, rs1, rd, op)) = {
 }
 
 mapping rtypew_mnemonic : ropw <-> string = {
+  $[name "add word (RV64)"]
   RISCV_ADDW <-> "addw",
+  $[name "subtract word (RV64)"]
   RISCV_SUBW <-> "subw",
+  $[name "shift left (logical) word (RV64)"]
   RISCV_SLLW <-> "sllw",
+  $[name "shift right (logical) word (RV64)"]
   RISCV_SRLW <-> "srlw",
+  $[name "shift right (arithmetic) word (RV64)"]
   RISCV_SRAW <-> "sraw"
 }