X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=riscv%2Finsns%2Fmulh.h;h=051382a96dec4f6489c7eb02a125567a9a992606;hb=c4350ef6ef6259e48509e125fd2d051969dc6efa;hp=567e213a42026897c114d3eb2c9e03601c961e8b;hpb=d9d73d80c1b738b3b30eb40d192f61cbdb0e201f;p=riscv-isa-sim.git

diff --git a/riscv/insns/mulh.h b/riscv/insns/mulh.h
index 567e213..051382a 100644
--- a/riscv/insns/mulh.h
+++ b/riscv/insns/mulh.h
@@ -1,3 +1,4 @@
+require_extension('M');
 if (xlen == 64)
   WRITE_RD(mulh(RS1, RS2));
 else