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Drop keep=0 attributes on SB_CARRY

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This commit is contained in:
Eddie Hung 2019-12-06 17:27:47 -08:00
parent a7e0cca480
commit 946d5854c0
2 changed files with 10 additions and 2 deletions
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4
tests/arch/ice40/wrapcarry.ys
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@ -24,7 +24,7 @@ select -assert-count 1 t:$__ICE40_CARRY_WRAPPER
design -reset
read_verilog <<EOT
module top(input A, B, CI, output O, CO);
(* foo = "bar", answer = 42 *)
(* foo = "bar", answer = 42, keep=0 *)
SB_CARRY carry (
.I0(A),
.I1(B),
@ -47,6 +47,6 @@ EOT
ice40_wrapcarry
select -assert-count 1 t:$__ICE40_CARRY_WRAPPER
select -assert-count 0 t:* t:$__ICE40_CARRY_WRAPPER %d
select -assert-count 1 a:foo=bar a:answer=42 %i a:keep %i a:blah=blah %i
select -assert-count 1 a:foo=bar a:answer=42 %i a:keep=1 %i a:blah=blah %i
techmap -map +/ice40/cells_map.v
#TODO: Check unwrapped attributes