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bound attributes: handle vhdl null ranges

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N. Engelhardt 2024-12-12 11:42:39 +01:00
parent 03033ab6d4
commit 378864d33b
5 changed files with 88 additions and 25 deletions
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31
tests/verific/bounds.ys
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@ -98,10 +98,10 @@ select -assert-count 1 w:integer_single_value_out a:bottom_bound=3'bs101 %i
select -assert-count 1 w:integer_single_value_out a:top_bound=3'bs101 %i
# integer with null range: scalar type
# select -assert-count 1 w:integer_null_range_in a:bottom_bound=4'bs0111 %i
# select -assert-count 1 w:integer_null_range_in a:top_bound=4'bs1111 %i
select -assert-count 1 w:integer_null_range_out a:bottom_bound=2'bs00 %i
select -assert-count 1 w:integer_null_range_out a:top_bound=2'bs11 %i
select -assert-count 1 w:integer_null_range_in a:bottom_bound=4'bs0111 %i
select -assert-count 1 w:integer_null_range_in a:top_bound=4'bs1111 %i
select -assert-count 1 w:integer_null_range_out a:bottom_bound=1'bs0 %i
select -assert-count 1 w:integer_null_range_out a:top_bound=1'bs1 %i
# natural: scalar type
select -assert-count 1 w:natural_in a:bottom_bound=31'b0000000000000000000000000000000 %i
@ -116,11 +116,11 @@ select -assert-count 1 w:positive_out a:bottom_bound=31'b00000000000000000000000
select -assert-count 1 w:positive_out a:top_bound=31'b1111111111111111111111111111111 %i
# integer size changed in VHDL 2019
design -reset
read -vhdl2019 bounds.vhd
hierarchy -top test
## integer size changed in VHDL 2019
# integer: scalar type
select -assert-count 1 w:integer_in a:bottom_bound=64'b1000000000000000000000000000000000000000000000000000000000000000 %i
select -assert-count 1 w:integer_in a:top_bound=64'b0111111111111111111111111111111111111111111111111111111111111111 %i
@ -139,9 +139,30 @@ select -assert-count 1 w:positive_in a:top_bound=63'b111111111111111111111111111
select -assert-count 1 w:positive_out a:bottom_bound=63'b000000000000000000000000000000000000000000000000000000000000001 %i
select -assert-count 1 w:positive_out a:top_bound=63'b111111111111111111111111111111111111111111111111111111111111111 %i
## ranged integer sizes should be unaffected
# integer with range: scalar type
select -assert-count 1 w:integer_with_range_in a:bottom_bound=5'bs11011 %i
select -assert-count 1 w:integer_with_range_in a:top_bound=5'bs01010 %i
select -assert-count 1 w:integer_with_range_out a:bottom_bound=5'bs11010 %i
select -assert-count 1 w:integer_with_range_out a:top_bound=5'bs01010 %i
# integer with single value range: scalar type
select -assert-count 1 w:integer_single_value_in a:bottom_bound=3'bs101 %i
select -assert-count 1 w:integer_single_value_in a:top_bound=3'bs101 %i
select -assert-count 1 w:integer_single_value_out a:bottom_bound=3'bs101 %i
select -assert-count 1 w:integer_single_value_out a:top_bound=3'bs101 %i
# integer with null range: scalar type
select -assert-count 1 w:integer_null_range_in a:bottom_bound=4'bs0111 %i
select -assert-count 1 w:integer_null_range_in a:top_bound=4'bs1111 %i
select -assert-count 1 w:integer_null_range_out a:bottom_bound=1'bs0 %i
select -assert-count 1 w:integer_null_range_out a:top_bound=1'bs1 %i
design -reset
read -sv bounds.sv
hierarchy -top test
## bounds should not be generated for SV
select -assert-count none a:bottom_bound
select -assert-count none a:top_bound