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| author | Eddie Hung <eddie@fpgeh.com> | 2020-05-13 21:56:06 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2020-05-14 10:33:57 -0700 |
| commit | 97a0a0431489568300b40c1d376af7b5d8cb7027 (patch) | |
| tree | c811858ea5d04fb6ae6dccecbed28dab4d81254e /techlibs/common | |
| parent | e79127fcebf9c5aed47f6f56fcfc8a4c4f98705c (diff) | |
| download | yosys-97a0a0431489568300b40c1d376af7b5d8cb7027.tar.gz yosys-97a0a0431489568300b40c1d376af7b5d8cb7027.tar.bz2 yosys-97a0a0431489568300b40c1d376af7b5d8cb7027.zip | |
abc9_ops/xaiger: further reducing Module::derive() calls by ...
replacing _all_ (* abc9_box *) instantiations with their derived types
Diffstat (limited to 'techlibs/common')
| -rw-r--r-- | techlibs/common/abc9_map.v | 6 | ||||
| -rw-r--r-- | techlibs/common/abc9_model.v | 6 |
2 files changed, 5 insertions, 7 deletions
diff --git a/techlibs/common/abc9_map.v b/techlibs/common/abc9_map.v index 57b3831d8..182915842 100644 --- a/techlibs/common/abc9_map.v +++ b/techlibs/common/abc9_map.v @@ -3,10 +3,10 @@ module $_DFF_x_(input C, D, output Q); parameter [0:0] _TECHMAP_WIREINIT_Q_ = 1'bx; parameter _TECHMAP_CELLTYPE_ = ""; - wire D_; + (* init=_TECHMAP_WIREINIT_Q_ *) wire D_; generate if (_TECHMAP_CELLTYPE_ == "$_DFF_N_") begin if (_TECHMAP_WIREINIT_Q_ === 1'b0) begin - $__DFF_N__$abc9_flop #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.C(C), .D(D), .Q(Q), .n1(D_)); + $__DFF_N__$abc9_flop _TECHMAP_REPLACE_ (.C(C), .D(D), .Q(Q), .n1(D_)); $_DFF_N_ ff (.C(C), .D(D_), .Q(Q)); end else @@ -14,7 +14,7 @@ module $_DFF_x_(input C, D, output Q); end else if (_TECHMAP_CELLTYPE_ == "$_DFF_P_") begin if (_TECHMAP_WIREINIT_Q_ === 1'b0) begin - $__DFF_P__$abc9_flop #(.INIT(_TECHMAP_WIREINIT_Q_)) _TECHMAP_REPLACE_ (.C(C), .D(D), .Q(Q), .n1(D_)); + $__DFF_P__$abc9_flop _TECHMAP_REPLACE_ (.C(C), .D(D), .Q(Q), .n1(D_)); $_DFF_P_ ff (.C(C), .D(D_), .Q(Q)); end else diff --git a/techlibs/common/abc9_model.v b/techlibs/common/abc9_model.v index a86f6a436..4fee60f75 100644 --- a/techlibs/common/abc9_model.v +++ b/techlibs/common/abc9_model.v @@ -7,8 +7,7 @@ module $__ABC9_DELAY (input I, output O); endmodule (* abc9_flop, abc9_box, lib_whitebox *) -module $__DFF_N__$abc9_flop (input C, D, Q, (* init=INIT *) output n1); - parameter [0:0] INIT = 1'bx; +module $__DFF_N__$abc9_flop (input C, D, Q, output n1); assign n1 = D; specify $setup(D, posedge C, 0); @@ -17,8 +16,7 @@ module $__DFF_N__$abc9_flop (input C, D, Q, (* init=INIT *) output n1); endmodule (* abc9_flop, abc9_box, lib_whitebox *) -module $__DFF_P__$abc9_flop (input C, D, Q, (* init=INIT *) output n1); - parameter [0:0] INIT = 1'bx; +module $__DFF_P__$abc9_flop (input C, D, Q, output n1); assign n1 = D; specify $setup(D, posedge C, 0); |