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Fix for issue #183: No illegal instruction exception for c.sxxi instructions encoded...
[riscv-isa-sim.git]
/
riscv
/
insns
/
c_slli.h
diff --git
a/riscv/insns/c_slli.h
b/riscv/insns/c_slli.h
index de3683b9e4a547d77b11f0ce270dffa87c01dca5..19d7908dc5b5f8659a44353d41ec88edeb714a45 100644
(file)
--- a/
riscv/insns/c_slli.h
+++ b/
riscv/insns/c_slli.h
@@
-1,4
+1,3
@@
require_extension('C');
-if (insn.rvc_imm() >= xlen)
- throw trap_illegal_instruction();
-WRITE_RD(sext_xlen(RVC_RS2 << insn.rvc_imm()));
+require(insn.rvc_zimm() < xlen && insn.rvc_zimm() > 0);
+WRITE_RD(sext_xlen(RVC_RS1 << insn.rvc_zimm()));