diff options
| -rw-r--r-- | techlibs/common/mul2dsp.v | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/techlibs/common/mul2dsp.v b/techlibs/common/mul2dsp.v index aab568c9f..5444d842a 100644 --- a/techlibs/common/mul2dsp.v +++ b/techlibs/common/mul2dsp.v @@ -28,7 +28,9 @@ module \$mul (A, B, Y); output [Y_WIDTH-1:0] Y;
generate
- if (A_SIGNED != B_SIGNED || A_WIDTH <= 1 || B_WIDTH <= 1)
+ if (A_SIGNED != B_SIGNED)
+ wire _TECHMAP_FAIL_ = 1;
+ else if (A_WIDTH <= `DSP_A_MAXWIDTH && B_WIDTH <= `DSP_B_MAXWIDTH)
wire _TECHMAP_FAIL_ = 1;
// NB: A_SIGNED == B_SIGNED == 0 from here
else if (A_WIDTH >= B_WIDTH)
|