[PATCH v3 7/8] RISC-V: Make alias instructions aliases
Tsukasa OI
research_trasio@irq.a4lg.com
Tue Nov 15 04:31:28 GMT 2022
This commit makes following alias instruction real aliases.
- scall (an alias of "ecall")
- fmv.x.s (an alias of "fmv.x.w")
- fmv.s.x (an alias of "fmv.w.x")
opcodes/ChangeLog:
* riscv-opc.c (riscv_opcodes): Make alias instructions aliases.
---
opcodes/riscv-opc.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c
index 2f8bb46ee28..7498a078106 100644
--- a/opcodes/riscv-opc.c
+++ b/opcodes/riscv-opc.c
@@ -475,7 +475,7 @@ const struct riscv_opcode riscv_opcodes[] =
{"rdinstreth", 32, INSN_CLASS_I, "d", MATCH_RDINSTRETH, MASK_RDINSTRETH, match_opcode, INSN_ALIAS },
{"rdtimeh", 32, INSN_CLASS_I, "d", MATCH_RDTIMEH, MASK_RDTIMEH, match_opcode, INSN_ALIAS },
{"ecall", 0, INSN_CLASS_I, "", MATCH_ECALL, MASK_ECALL, match_opcode, 0 },
-{"scall", 0, INSN_CLASS_I, "", MATCH_ECALL, MASK_ECALL, match_opcode, 0 },
+{"scall", 0, INSN_CLASS_I, "", MATCH_ECALL, MASK_ECALL, match_opcode, INSN_ALIAS },
{"xor", 0, INSN_CLASS_I, "d,s,j", MATCH_XORI, MASK_XORI, match_opcode, INSN_ALIAS },
{"xor", 0, INSN_CLASS_C, "Cs,Cw,Ct", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
{"xor", 0, INSN_CLASS_C, "Cs,Ct,Cw", MATCH_C_XOR, MASK_C_XOR, match_opcode, INSN_ALIAS },
@@ -710,8 +710,8 @@ const struct riscv_opcode riscv_opcodes[] =
{"fsw", 0, INSN_CLASS_F, "T,A,s", 0, (int) M_FSW, match_never, INSN_MACRO },
{"fmv.x.w", 0, INSN_CLASS_F, "d,S", MATCH_FMV_X_W, MASK_FMV_X_W, match_opcode, 0 },
{"fmv.w.x", 0, INSN_CLASS_F, "D,s", MATCH_FMV_W_X, MASK_FMV_W_X, match_opcode, 0 },
-{"fmv.x.s", 0, INSN_CLASS_F, "d,S", MATCH_FMV_X_W, MASK_FMV_X_W, match_opcode, 0 },
-{"fmv.s.x", 0, INSN_CLASS_F, "D,s", MATCH_FMV_W_X, MASK_FMV_W_X, match_opcode, 0 },
+{"fmv.x.s", 0, INSN_CLASS_F, "d,S", MATCH_FMV_X_W, MASK_FMV_X_W, match_opcode, INSN_ALIAS },
+{"fmv.s.x", 0, INSN_CLASS_F, "D,s", MATCH_FMV_W_X, MASK_FMV_W_X, match_opcode, INSN_ALIAS },
{"fmv.s", 0, INSN_CLASS_F_INX, "D,U", MATCH_FSGNJ_S, MASK_FSGNJ_S, match_rs1_eq_rs2, INSN_ALIAS },
{"fneg.s", 0, INSN_CLASS_F_INX, "D,U", MATCH_FSGNJN_S, MASK_FSGNJN_S, match_rs1_eq_rs2, INSN_ALIAS },
{"fabs.s", 0, INSN_CLASS_F_INX, "D,U", MATCH_FSGNJX_S, MASK_FSGNJX_S, match_rs1_eq_rs2, INSN_ALIAS },
--
2.37.2
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