diff options
| author | Eddie Hung <eddie@fpgeh.com> | 2019-07-15 12:03:51 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-07-15 12:03:51 -0700 |
| commit | 5fb27c071bb072644dbb38cf8a516628c2afe15b (patch) | |
| tree | 1ec173ff9d5ff9c8891f8f218afbba7e6c455828 /techlibs | |
| parent | d032198facc05634bd617328e1865e7f0d8d953c (diff) | |
| download | yosys-5fb27c071bb072644dbb38cf8a516628c2afe15b.tar.gz yosys-5fb27c071bb072644dbb38cf8a516628c2afe15b.tar.bz2 yosys-5fb27c071bb072644dbb38cf8a516628c2afe15b.zip | |
$__ICE40_CARRY_LUT4 -> $__ICE40_FULL_ADDER as per @whitequark
Diffstat (limited to 'techlibs')
| -rw-r--r-- | techlibs/ice40/abc_hx.box | 2 | ||||
| -rw-r--r-- | techlibs/ice40/abc_lp.box | 2 | ||||
| -rw-r--r-- | techlibs/ice40/abc_u.box | 2 | ||||
| -rw-r--r-- | techlibs/ice40/arith_map.v | 2 | ||||
| -rw-r--r-- | techlibs/ice40/cells_map.v | 2 | ||||
| -rw-r--r-- | techlibs/ice40/cells_sim.v | 2 | ||||
| -rw-r--r-- | techlibs/ice40/ice40_opt.cc | 4 |
7 files changed, 8 insertions, 8 deletions
diff --git a/techlibs/ice40/abc_hx.box b/techlibs/ice40/abc_hx.box index 4b55297dd..c0ea742e2 100644 --- a/techlibs/ice40/abc_hx.box +++ b/techlibs/ice40/abc_hx.box @@ -8,6 +8,6 @@ # (NB: carry chain input/output must be last # input/output and have been moved there # overriding the alphabetical ordering) -$__ICE40_CARRY_LUT4 1 1 3 2 +$__ICE40_FULL_ADDER 1 1 3 2 400 379 316 259 231 126 diff --git a/techlibs/ice40/abc_lp.box b/techlibs/ice40/abc_lp.box index b85346370..d73b6d649 100644 --- a/techlibs/ice40/abc_lp.box +++ b/techlibs/ice40/abc_lp.box @@ -8,6 +8,6 @@ # (NB: carry chain input/output must be last # input/output and have been moved there # overriding the alphabetical ordering) -$__ICE40_CARRY_LUT4 1 1 3 2 +$__ICE40_FULL_ADDER 1 1 3 2 589 558 465 675 609 186 diff --git a/techlibs/ice40/abc_u.box b/techlibs/ice40/abc_u.box index 95c2c3d81..42d666051 100644 --- a/techlibs/ice40/abc_u.box +++ b/techlibs/ice40/abc_u.box @@ -8,6 +8,6 @@ # (NB: carry chain input/output must be last # input/output and have been moved there # overriding the alphabetical ordering) -$__ICE40_CARRY_LUT4 1 1 3 2 +$__ICE40_FULL_ADDER 1 1 3 2 1231 1205 874 675 609 278 diff --git a/techlibs/ice40/arith_map.v b/techlibs/ice40/arith_map.v index abba18c37..fe83a8e38 100644 --- a/techlibs/ice40/arith_map.v +++ b/techlibs/ice40/arith_map.v @@ -45,7 +45,7 @@ module _80_ice40_alu (A, B, CI, BI, X, Y, CO); genvar i; generate for (i = 0; i < Y_WIDTH; i = i + 1) begin:slice `ifdef _ABC - \$__ICE40_CARRY_LUT4 carry ( + \$__ICE40_FULL_ADDER carry ( .A(AA[i]), .B(BB[i]), .CI(C[i]), diff --git a/techlibs/ice40/cells_map.v b/techlibs/ice40/cells_map.v index 5dca63e19..b4b831165 100644 --- a/techlibs/ice40/cells_map.v +++ b/techlibs/ice40/cells_map.v @@ -63,7 +63,7 @@ endmodule `endif `ifdef _ABC -module \$__ICE40_CARRY_LUT4 (output CO, O, input A, B, CI); +module \$__ICE40_FULL_ADDER (output CO, O, input A, B, CI); SB_CARRY carry ( .I0(A), .I1(B), diff --git a/techlibs/ice40/cells_sim.v b/techlibs/ice40/cells_sim.v index cf36f5cfb..609facc93 100644 --- a/techlibs/ice40/cells_sim.v +++ b/techlibs/ice40/cells_sim.v @@ -142,7 +142,7 @@ module SB_CARRY (output CO, input I0, I1, CI); endmodule (* abc_box_id = 1, abc_carry="CI,CO", lib_whitebox *) -module \$__ICE40_CARRY_LUT4 (output CO, O, input A, B, CI); +module \$__ICE40_FULL_ADDER (output CO, O, input A, B, CI); SB_CARRY carry ( .I0(A), .I1(B), diff --git a/techlibs/ice40/ice40_opt.cc b/techlibs/ice40/ice40_opt.cc index 38910dffa..e492454fb 100644 --- a/techlibs/ice40/ice40_opt.cc +++ b/techlibs/ice40/ice40_opt.cc @@ -84,7 +84,7 @@ static void run_ice40_opts(Module *module) continue; } - if (cell->type == "$__ICE40_CARRY_LUT4") + if (cell->type == "$__ICE40_FULL_ADDER") { SigSpec non_const_inputs, replacement_output; int count_zeros = 0, count_ones = 0; @@ -114,7 +114,7 @@ static void run_ice40_opts(Module *module) optimized_co.insert(sigmap(cell->getPort("\\CO")[0])); module->connect(cell->getPort("\\CO")[0], replacement_output); module->design->scratchpad_set_bool("opt.did_something", true); - log("Optimized $__ICE40_CARRY_LUT4 cell into $lut (without SB_CARRY) %s.%s: CO=%s\n", + log("Optimized $__ICE40_FULL_ADDER cell back to logic (without SB_CARRY) %s.%s: CO=%s\n", log_id(module), log_id(cell), log_signal(replacement_output)); cell->type = "$lut"; cell->setPort("\\A", { RTLIL::S0, inbit[0], inbit[1], inbit[2] }); |