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Fix for issue #183: No illegal instruction exception for c.sxxi instructions encoded...
[riscv-isa-sim.git]
/
riscv
/
insns
/
c_srai.h
diff --git
a/riscv/insns/c_srai.h
b/riscv/insns/c_srai.h
index aa33424891070209937b7d0471b252a53fb4f8a7..7b594e9ef1f48cccc2262aa4e28e9d0f8aed8b57 100644
(file)
--- a/
riscv/insns/c_srai.h
+++ b/
riscv/insns/c_srai.h
@@
-1,5
+1,3
@@
-require_rvc;
-if(xpr64)
- CRDS = sreg_t(CRDS) >> CIMM5U;
-else
- CRDS = sext32(int32_t(CRDS) >> CIMM5U);
+require_extension('C');
+require(insn.rvc_zimm() < xlen && insn.rvc_zimm() > 0);
+WRITE_RVC_RS1S(sext_xlen(sext_xlen(RVC_RS1S) >> insn.rvc_zimm()));