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| author | Eddie Hung <eddie@fpgeh.com> | 2019-07-18 16:04:58 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-07-18 16:04:58 -0700 |
| commit | 15c2a79ab96e280ecd6311cb0b726b348a2b1eb5 (patch) | |
| tree | b5963a23f8960fd23bfc206f63fc166f5dc8f298 /techlibs/common/mul2dsp.v | |
| parent | 42e40dbd0a513d430ff0a463f9a80dedfbbf51f5 (diff) | |
| download | yosys-15c2a79ab96e280ecd6311cb0b726b348a2b1eb5.tar.gz yosys-15c2a79ab96e280ecd6311cb0b726b348a2b1eb5.tar.bz2 yosys-15c2a79ab96e280ecd6311cb0b726b348a2b1eb5.zip | |
Do not define `DSP_SIGNEDONLY macro if no exists
Diffstat (limited to 'techlibs/common/mul2dsp.v')
| -rw-r--r-- | techlibs/common/mul2dsp.v | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/techlibs/common/mul2dsp.v b/techlibs/common/mul2dsp.v index 391b395ff..1f4759929 100644 --- a/techlibs/common/mul2dsp.v +++ b/techlibs/common/mul2dsp.v @@ -8,9 +8,6 @@ $error("Macro DSP_A_MAXWIDTH must be defined"); `ifndef DSP_B_MAXWIDTH
$error("Macro DSP_B_MAXWIDTH must be defined");
`endif
-`ifndef DSP_SIGNEDONLY
-`define DSP_SIGNEDONLY 0
-`endif
`ifndef DSP_NAME
$error("Macro DSP_NAME must be defined");
@@ -33,7 +30,8 @@ module \$mul (A, B, Y); generate
if (A_SIGNED != B_SIGNED)
wire _TECHMAP_FAIL_ = 1;
- else if (`DSP_SIGNEDONLY && !A_SIGNED) begin
+`ifdef DSP_SIGNEDONLY
+ else if (!A_SIGNED) begin
wire [1:0] dummy;
\$mul #(
.A_SIGNED(1),
@@ -47,6 +45,7 @@ module \$mul (A, B, Y); .Y({dummy, Y})
);
end
+`endif
// NB: A_SIGNED == B_SIGNED == 0 from here
else if (A_WIDTH >= B_WIDTH)
\$__mul_gen #(
|