[PATCH v2] Fix incorrect register name in disassembler for fmv,fabs,fneg instructions

[Mikhail Tyutin]

Fix incorrect register name in RISC-V disassembler for fmv,fabs,fneg 
instructions

Signed-off-by: Mikhail Tyutin <m.tyutin@yadro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
---
 disas/riscv.c | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/disas/riscv.c b/disas/riscv.c
index 54455aaaa8..882594c1be 100644
--- a/disas/riscv.c
+++ b/disas/riscv.c
@@ -1014,6 +1014,7 @@ static const char rv_vreg_name_sym[32][4] = {
 #define rv_fmt_rd_offset              "O\t0,o"
 #define rv_fmt_rd_rs1_rs2             "O\t0,1,2"
 #define rv_fmt_frd_rs1                "O\t3,1"
+#define rv_fmt_frd_frs1               "O\t3,4"
 #define rv_fmt_rd_frs1                "O\t0,4"
 #define rv_fmt_rd_frs1_frs2           "O\t0,4,5"
 #define rv_fmt_frd_frs1_frs2          "O\t3,4,5"
@@ -1580,15 +1581,15 @@ const rv_opcode_data opcode_data[] = {
     { "snez", rv_codec_r, rv_fmt_rd_rs2, NULL, 0, 0, 0 },
     { "sltz", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
     { "sgtz", rv_codec_r, rv_fmt_rd_rs2, NULL, 0, 0, 0 },
-    { "fmv.s", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fabs.s", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fneg.s", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fmv.d", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fabs.d", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fneg.d", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fmv.q", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fabs.q", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
-    { "fneg.q", rv_codec_r, rv_fmt_rd_rs1, NULL, 0, 0, 0 },
+    { "fmv.s", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fabs.s", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fneg.s", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fmv.d", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fabs.d", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fneg.d", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fmv.q", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fabs.q", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
+    { "fneg.q", rv_codec_r, rv_fmt_frd_frs1, NULL, 0, 0, 0 },
     { "beqz", rv_codec_sb, rv_fmt_rs1_offset, NULL, 0, 0, 0 },
     { "bnez", rv_codec_sb, rv_fmt_rs1_offset, NULL, 0, 0, 0 },
     { "blez", rv_codec_sb, rv_fmt_rs2_offset, NULL, 0, 0, 0 },
--
2.34.1