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verilator_config.vlt: Hopefully suppress deprecation warnings for 4.026

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This commit is contained in:
Jessica Clarke
2020-04-16 22:01:33 +01:00
committed by Peter Rugg
parent 8de3cfffeb
commit d722d851d9
2 changed files with 13 additions and 0 deletions
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6
builds/Resources/Include_verilator.mk
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@@ -50,6 +50,12 @@ SIM_EXE_FILE = exe_HW_sim
VERILATOR_FLAGS = --stats --x-assign fast --x-initial fast --noassert
# VERILATOR_FLAGS = --stats -O3 -CFLAGS -O3 -LDFLAGS -static --x-assign fast --x-initial fast --noassert
# XXX: Allow lint_off DEPRECATED for older Verilator versions.
# This was added around the same time as -msg was deprecated, so we need
# to suppress the deprecation messages without breaking older versions.
# See verilator_config.vlt. Remove once 4.026 can be relied upon.
VERILATOR_FLAGS += -Wfuture-DEPRECATED
# Verilator flags: use the following to include code to generate VCDs
# Select trace-depth according to your module hierarchy
# VERILATOR_FLAGS += --trace --trace-depth 2 -CFLAGS -DVM_TRACE

7
builds/Resources/Verilator_resources/verilator_config.vlt
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@@ -2,6 +2,12 @@
// Flags for verilator
// -msg is deprecated in 4.026 (Jan 2020) and replaced by -rule. Use -msg and
// ignore deprecation warnings until we can rely on -rule support. We also rely
// on -Wfuture-DEPRECATED since that warning category didn't even exist prior
// to 4.026. For some reason this needs to be in a pragma comment rather than
// in `verilator_config for -Wfuture-DEPRECATED to affect it.
// verilator lint_off DEPRECATED
`verilator_config
lint_off -msg WIDTH
lint_off -msg CASEINCOMPLETE
@@ -10,3 +16,4 @@ lint_off -msg INITIALDLY
lint_off -msg UNSIGNED
lint_off -msg CMPCONST
`verilog
// verilator lint_on DEPRECATED