widening reductions are legal when LMUL=8

cc @chihminchao @HanKuanChen
6 years ago · 6d0c5a9050
1 changed files with 0 additions and 1 deletions
--- a/riscv/decode.h
+++ b/riscv/decode.h
@ -501,7 +501,6 @@ static inline bool is_overlapped(const int astart, const int asize,
 #define VI_CHECK_REDUCTION(is_wide) \
  require_vector;\
  if (is_wide) {\
-    require(P.VU.vlmul <= 4); \
    require(P.VU.vsew * 2 <= P.VU.ELEN); \
  } \
  require((insn.rs2() & (P.VU.vlmul - 1)) == 0); \