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improved plugin & associated makefile for recent target toolchains #411

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improved plugin & associated makefile for recent target toolchains #411

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19 changes: 16 additions & 3 deletions buildtools/gcc-nexmon-plugin/Makefile
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Original file line number Diff line number Diff line change
@@ -1,10 +1,23 @@
all: nexmon.so

TARGET = ../gcc-arm-none-eabi-5_4-2016q2-linux-x86
TARGET_CXX = $(TARGET)/bin/arm-none-eabi-g++
TARGET_CXX_VERSION = $(shell $(TARGET_CXX) -dumpversion | awk -F "." '{print $$1}')
TARGET_PLUGIN_DIR = $(shell $(TARGET_CXX) -print-file-name=plugin)/include

CXXFLAGS = -std=c++11
CXXFLAGS += -Wall -Wno-literal-suffix
CXXFLAGS += -fno-rtti
CXXFLAGS += -m32
CXXFLAGS += -fPIC
CXXFLAGS += -I$(TARGET_PLUGIN_DIR)
CXXFLAGS += -DTARGET_CXX_VERSION=$(TARGET_CXX_VERSION)

nexmon.so: nexmon.o
g++ -m32 -shared -o $@ $<
g++ -$(CXXFLAGS) -shared -o $@ $<

nexmon.o: nexmon.c
g++ -std=c++11 -Wall -fno-rtti -Wno-literal-suffix -m32 -fPIC -I../gcc-arm-none-eabi-5_4-2016q2-linux-x86/lib/gcc/arm-none-eabi/5.4.1/plugin/include -c -o $@ $<
g++ $(CXXFLAGS) -c -o $@ $<

clean:
rm -f *.o *.so
rm -f *.o *.so
12 changes: 11 additions & 1 deletion buildtools/gcc-nexmon-plugin/nexmon.c
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Original file line number Diff line number Diff line change
@@ -1,4 +1,9 @@
#if TARGET_CXX_VERSION >= 6
#include <gcc-plugin.h>
#else
#include <plugin.h>
#endif

#include <tree.h>
#include <print-tree.h>
#include <stdio.h>
Expand Down Expand Up @@ -28,8 +33,13 @@ static struct attribute_spec user_attr =
.decl_required = true,
.type_required = false,
.function_type_required = false,
#if TARGET_CXX_VERSION >= 6
.affects_type_identity = false,
.handler = handle_nexmon_place_at_attribute,
#else
.handler = handle_nexmon_place_at_attribute,
.affects_type_identity = false,
#endif
};

static tree
Expand Down Expand Up @@ -172,4 +182,4 @@ plugin_init(struct plugin_name_args *info, struct plugin_gcc_version *ver)
register_callback("nexmon", PLUGIN_FINISH, handle_plugin_finish, NULL);

return 0;
}
}