[PATCH 4/7] disas/riscv.c: Support disas for Z*inx extensions

[Weiwei Li <liweiwei@iscas.ac.cn>]

Support disas for Z*inx instructions only when Zfinx extension is supported.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
---
 disas/riscv.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/disas/riscv.c b/disas/riscv.c
index 9e01810eef..a370bac6ef 100644
--- a/disas/riscv.c
+++ b/disas/riscv.c
@@ -4590,16 +4590,24 @@ static void format_inst(char *buf, size_t buflen, size_t tab, rv_decode *dec)
             append(buf, rv_ireg_name_sym[dec->rs2], buflen);
             break;
         case '3':
-            append(buf, rv_freg_name_sym[dec->rd], buflen);
+            append(buf, dec->cfg->ext_zfinx ? rv_ireg_name_sym[dec->rd] :
+                                              rv_freg_name_sym[dec->rd],
+                   buflen);
             break;
         case '4':
-            append(buf, rv_freg_name_sym[dec->rs1], buflen);
+            append(buf, dec->cfg->ext_zfinx ? rv_ireg_name_sym[dec->rs1] :
+                                              rv_freg_name_sym[dec->rs1],
+                   buflen);
             break;
         case '5':
-            append(buf, rv_freg_name_sym[dec->rs2], buflen);
+            append(buf, dec->cfg->ext_zfinx ? rv_ireg_name_sym[dec->rs2] :
+                                              rv_freg_name_sym[dec->rs2],
+                   buflen);
             break;
         case '6':
-            append(buf, rv_freg_name_sym[dec->rs3], buflen);
+            append(buf, dec->cfg->ext_zfinx ? rv_ireg_name_sym[dec->rs3] :
+                                              rv_freg_name_sym[dec->rs3],
+                   buflen);
             break;
         case '7':
             snprintf(tmp, sizeof(tmp), "%d", dec->rs1);
-- 
2.25.1