Add comments to overlap list

2 years ago · ca38d97e7b
1 changed files with 9 additions and 0 deletions
--- a/riscv/overlap_list.h
+++ b/riscv/overlap_list.h
@ -1,3 +1,4 @@
+// these overlap c.fsdsp
 DECLARE_OVERLAP_INSN(cm_push, EXT_ZCMP)
 DECLARE_OVERLAP_INSN(cm_pop, EXT_ZCMP)
 DECLARE_OVERLAP_INSN(cm_popret, EXT_ZCMP)
@ -5,10 +6,18 @@ DECLARE_OVERLAP_INSN(cm_popretz, EXT_ZCMP)
 DECLARE_OVERLAP_INSN(cm_mva01s, EXT_ZCMP)
 DECLARE_OVERLAP_INSN(cm_mvsa01, EXT_ZCMP)
 DECLARE_OVERLAP_INSN(cm_jalt, EXT_ZCMT)
+
+// c.ebreak and c.jalr overlap c.add
 DECLARE_OVERLAP_INSN(c_ebreak, EXT_ZCA)
 DECLARE_OVERLAP_INSN(c_jalr, EXT_ZCA)
+
+// c.jr overlaps c.mv
 DECLARE_OVERLAP_INSN(c_jr, EXT_ZCA)
+
+// lpad overlaps auipc
 DECLARE_OVERLAP_INSN(lpad, EXT_ZICFILP)
+
+// these overlap Zimop/Zcmop
 DECLARE_OVERLAP_INSN(ssrdp, EXT_ZICFISS)
 DECLARE_OVERLAP_INSN(sspush_x1, EXT_ZICFISS)
 DECLARE_OVERLAP_INSN(sspush_x5, EXT_ZICFISS)