Fix(?) fcvt.s.w emulation for rs1 = -2^31

9 years ago · 0f136e22ad
1 changed files with 1 additions and 1 deletions
--- a/machine/fp_emulation.c
+++ b/machine/fp_emulation.c
@ -201,7 +201,7 @@ DECLARE_EMULATION_FUNC(emulate_fcvt_fi)
  {
    case 0: // int32
      negative = (int32_t)uint_val < 0;
-      uint_val = negative ? -(int32_t)uint_val : (int32_t)uint_val;
+      uint_val = (uint32_t)(negative ? -uint_val : uint_val);
      break;
    case 1: // uint32
      uint_val = (uint32_t)uint_val;