[binutils-gdb] RISC-V: Mark fgt.*/fge.* as instruction alias

[Nelson Chu]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=10ec3d5de0ee75ad56029bfa6b5d3be99f4eac3c

commit 10ec3d5de0ee75ad56029bfa6b5d3be99f4eac3c
Author: Kito Cheng <kito.cheng@sifive.com>
Date:   Tue Apr 29 11:40:15 2025 +0800

    RISC-V: Mark fgt.*/fge.* as instruction alias
    
    They are instruction alias, but not mark correctly, and seems like we
    don't have a good way to verify that since the disassembler doesn't
    disassemble instruction into alias.
    
    [1] https://github.com/riscv-non-isa/riscv-asm-manual/pull/124

Diff:
---
 opcodes/riscv-opc.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c
index e07f72b89f2..6f49fdbaa7c 100644
--- a/opcodes/riscv-opc.c
+++ b/opcodes/riscv-opc.c
@@ -907,8 +907,8 @@ const struct riscv_opcode riscv_opcodes[] =
 {"feq.h",      0, INSN_CLASS_ZFH_INX,   "d,S,T",     MATCH_FEQ_H, MASK_FEQ_H, match_opcode, 0 },
 {"flt.h",      0, INSN_CLASS_ZFH_INX,   "d,S,T",     MATCH_FLT_H, MASK_FLT_H, match_opcode, 0 },
 {"fle.h",      0, INSN_CLASS_ZFH_INX,   "d,S,T",     MATCH_FLE_H, MASK_FLE_H, match_opcode, 0 },
-{"fgt.h",      0, INSN_CLASS_ZFH_INX,   "d,T,S",     MATCH_FLT_H, MASK_FLT_H, match_opcode, 0 },
-{"fge.h",      0, INSN_CLASS_ZFH_INX,   "d,T,S",     MATCH_FLE_H, MASK_FLE_H, match_opcode, 0 },
+{"fgt.h",      0, INSN_CLASS_ZFH_INX,   "d,T,S",     MATCH_FLT_H, MASK_FLT_H, match_opcode, INSN_ALIAS },
+{"fge.h",      0, INSN_CLASS_ZFH_INX,   "d,T,S",     MATCH_FLE_H, MASK_FLE_H, match_opcode, INSN_ALIAS },
 {"fcvt.l.h",  64, INSN_CLASS_ZFH_INX,   "d,S",       MATCH_FCVT_L_H|MASK_RM, MASK_FCVT_L_H|MASK_RM, match_opcode, 0 },
 {"fcvt.l.h",  64, INSN_CLASS_ZFH_INX,   "d,S,m",     MATCH_FCVT_L_H, MASK_FCVT_L_H, match_opcode, 0 },
 {"fcvt.lu.h", 64, INSN_CLASS_ZFH_INX,   "d,S",       MATCH_FCVT_LU_H|MASK_RM, MASK_FCVT_LU_H|MASK_RM, match_opcode, 0 },
@@ -990,8 +990,8 @@ const struct riscv_opcode riscv_opcodes[] =
 {"feq.s",      0, INSN_CLASS_F_INX,   "d,S,T",     MATCH_FEQ_S, MASK_FEQ_S, match_opcode, 0 },
 {"flt.s",      0, INSN_CLASS_F_INX,   "d,S,T",     MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
 {"fle.s",      0, INSN_CLASS_F_INX,   "d,S,T",     MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
-{"fgt.s",      0, INSN_CLASS_F_INX,   "d,T,S",     MATCH_FLT_S, MASK_FLT_S, match_opcode, 0 },
-{"fge.s",      0, INSN_CLASS_F_INX,   "d,T,S",     MATCH_FLE_S, MASK_FLE_S, match_opcode, 0 },
+{"fgt.s",      0, INSN_CLASS_F_INX,   "d,T,S",     MATCH_FLT_S, MASK_FLT_S, match_opcode, INSN_ALIAS },
+{"fge.s",      0, INSN_CLASS_F_INX,   "d,T,S",     MATCH_FLE_S, MASK_FLE_S, match_opcode, INSN_ALIAS },
 {"fcvt.l.s",  64, INSN_CLASS_F_INX,   "d,S",       MATCH_FCVT_L_S|MASK_RM, MASK_FCVT_L_S|MASK_RM, match_opcode, 0 },
 {"fcvt.l.s",  64, INSN_CLASS_F_INX,   "d,S,m",     MATCH_FCVT_L_S, MASK_FCVT_L_S, match_opcode, 0 },
 {"fcvt.lu.s", 64, INSN_CLASS_F_INX,   "d,S",       MATCH_FCVT_LU_S|MASK_RM, MASK_FCVT_LU_S|MASK_RM, match_opcode, 0 },
@@ -1049,8 +1049,8 @@ const struct riscv_opcode riscv_opcodes[] =
 {"feq.d",      0, INSN_CLASS_D_INX,   "d,S,T",     MATCH_FEQ_D, MASK_FEQ_D, match_opcode, 0 },
 {"flt.d",      0, INSN_CLASS_D_INX,   "d,S,T",     MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
 {"fle.d",      0, INSN_CLASS_D_INX,   "d,S,T",     MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
-{"fgt.d",      0, INSN_CLASS_D_INX,   "d,T,S",     MATCH_FLT_D, MASK_FLT_D, match_opcode, 0 },
-{"fge.d",      0, INSN_CLASS_D_INX,   "d,T,S",     MATCH_FLE_D, MASK_FLE_D, match_opcode, 0 },
+{"fgt.d",      0, INSN_CLASS_D_INX,   "d,T,S",     MATCH_FLT_D, MASK_FLT_D, match_opcode, INSN_ALIAS },
+{"fge.d",      0, INSN_CLASS_D_INX,   "d,T,S",     MATCH_FLE_D, MASK_FLE_D, match_opcode, INSN_ALIAS },
 {"fmv.x.d",   64, INSN_CLASS_D,   "d,S",       MATCH_FMV_X_D, MASK_FMV_X_D, match_opcode, 0 },
 {"fmv.d.x",   64, INSN_CLASS_D,   "D,s",       MATCH_FMV_D_X, MASK_FMV_D_X, match_opcode, 0 },
 {"fcvt.l.d",  64, INSN_CLASS_D_INX,   "d,S",       MATCH_FCVT_L_D|MASK_RM, MASK_FCVT_L_D|MASK_RM, match_opcode, 0 },
@@ -1109,8 +1109,8 @@ const struct riscv_opcode riscv_opcodes[] =
 {"feq.q",      0, INSN_CLASS_Q_INX,   "d,S,T",     MATCH_FEQ_Q, MASK_FEQ_Q, match_opcode, 0 },
 {"flt.q",      0, INSN_CLASS_Q_INX,   "d,S,T",     MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
 {"fle.q",      0, INSN_CLASS_Q_INX,   "d,S,T",     MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
-{"fgt.q",      0, INSN_CLASS_Q_INX,   "d,T,S",     MATCH_FLT_Q, MASK_FLT_Q, match_opcode, 0 },
-{"fge.q",      0, INSN_CLASS_Q_INX,   "d,T,S",     MATCH_FLE_Q, MASK_FLE_Q, match_opcode, 0 },
+{"fgt.q",      0, INSN_CLASS_Q_INX,   "d,T,S",     MATCH_FLT_Q, MASK_FLT_Q, match_opcode, INSN_ALIAS },
+{"fge.q",      0, INSN_CLASS_Q_INX,   "d,T,S",     MATCH_FLE_Q, MASK_FLE_Q, match_opcode, INSN_ALIAS },
 {"fcvt.l.q",  64, INSN_CLASS_Q_INX,   "d,S",       MATCH_FCVT_L_Q|MASK_RM, MASK_FCVT_L_Q|MASK_RM, match_opcode, 0 },
 {"fcvt.l.q",  64, INSN_CLASS_Q_INX,   "d,S,m",     MATCH_FCVT_L_Q, MASK_FCVT_L_Q, match_opcode, 0 },
 {"fcvt.lu.q", 64, INSN_CLASS_Q_INX,   "d,S",       MATCH_FCVT_LU_Q|MASK_RM, MASK_FCVT_LU_Q|MASK_RM, match_opcode, 0 },