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Fix Cygwin example compile issues (#2856).

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Wilson Snyder 2021-03-26 23:01:58 -04:00
parent 02d82978e5
commit 4155de721b
4 changed files with 19 additions and 3 deletions
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@ -25,6 +25,7 @@ Verilator 4.201 devel
* Fix false TIMESCALEMOD on generate-ignored instances (#2838). [Kaleb Barrett]
* Fix --output-split with class extends (#2839). [Iru Cai]
* Fix false WIDTHCONCAT on casted constant (#2849). [Rupert Swarbrick]
* Fix Cygwin example compile issues (#2856). [Mark Shaw]
Verilator 4.200 2021-03-12

6
examples/make_protect_lib/Makefile
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@ -36,6 +36,12 @@ VERILATOR_FLAGS += -cc
VERILATOR_FLAGS += -Os -x-assign 0
# Warn abount lint issues; may not want this on less solid designs
VERILATOR_FLAGS += -Wall
# This example does not use vl_time_stamp but rather
# VerilatedContext::timeInc(), so to avoid a linker error on cygwin which
# does not support weak symbols, we need to define VL_TIME_CONTEXT *in CPP*
# to not compile in the vl_time_stamp using code.
VERILATOR_FLAGS += -CFLAGS -DVL_TIME_CONTEXT
# Make waveforms
TOP_VERILATOR_FLAGS = $(VERILATOR_FLAGS) --trace

7
examples/make_tracing_c/Makefile
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@ -31,7 +31,6 @@ VERILATOR = $(VERILATOR_ROOT)/bin/verilator
VERILATOR_COVERAGE = $(VERILATOR_ROOT)/bin/verilator_coverage
endif
VERILATOR_FLAGS =
# Generate C++ in executable form
VERILATOR_FLAGS += -cc --exe
# Generate makefile dependencies (not shown as complicates the Makefile)
@ -50,6 +49,12 @@ VERILATOR_FLAGS += --coverage
#VERILATOR_FLAGS += --debug
# Add this trace to get a backtrace in gdb
#VERILATOR_FLAGS += --gdbbt
# This example does not use vl_time_stamp but rather
# VerilatedContext::timeInc(), so to avoid a linker error on cygwin which
# does not support weak symbols, we need to define VL_TIME_CONTEXT *in CPP*
# to not compile in the vl_time_stamp using code.
VERILATOR_FLAGS += -CFLAGS -DVL_TIME_CONTEXT
# Input files for Verilator
VERILATOR_INPUT = -f input.vc top.v sim_main.cpp

8
examples/make_tracing_c/Makefile_obj
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@ -22,10 +22,13 @@ COMPILE.cc = $(OBJCACHE) $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c
#######################################################################
# Compile flags
# Override some default compile flags
# Turn on creating .d make dependency files
CPPFLAGS += -MMD -MP
# Compile in Verilator runtime debugging, so +verilator+debug works
CPPFLAGS += -DVL_DEBUG=1
# Turn on some more flags (when configured appropriately)
# Turn on some more compiler lint flags (when configured appropriately)
# For testing inside Verilator, "configure --enable-ccwarn" will do this
# automatically; otherwise you may want this unconditionally enabled
ifeq ($(CFG_WITH_CCWARN),yes) # Local... Else don't burden users
@ -36,6 +39,7 @@ endif
# Support class optimizations. This includes the tracing and symbol table.
# SystemC takes minutes to optimize, thus it is off by default.
OPT_SLOW =
# Fast path optimizations. Most time is spent in these classes.
OPT_FAST = -Os -fstrict-aliasing
#OPT_FAST = -O