Changes in kernel/Makefile [a41cda7:4d6629f] in mainline

File:

• kernel/Makefile (modified) (12 diffs)

kernel/Makefile

@@ -82 +82 @@
 INCLUDES_FLAGS = $(addprefix -I,$(INCLUDES))
 
+ifeq ($(CONFIG_OPTIMIZE_FOR_SIZE),y)
+        OPTIMIZATION = s
+else
+        OPTIMIZATION = 3
+endif
+
 DEFS = -DKERNEL -DRELEASE=$(RELEASE) "-DCOPYRIGHT=$(COPYRIGHT)" "-DNAME=$(NAME)" -D__$(BITS)_BITS__ -D__$(ENDIANESS)__
 
-COMMON_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
+GCC_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
+        -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) \
+        -finput-charset=UTF-8 -ffreestanding -fno-builtin -nostdlib -nostdinc \
+        -std=gnu99 -Wall -Wextra -Wno-unused-parameter -Wmissing-prototypes \
+        -Werror-implicit-function-declaration -Wwrite-strings \
+        -pipe
+
+ICC_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
+        -ffreestanding -fno-builtin -nostdlib -nostdinc -Wall -Wmissing-prototypes \
+        -Werror-implicit-function-declaration -wd170
+
+# clang does not support following options but I am not sure whether
+# something won't break because of that:
+# -fexec-charset=UTF-8 -fwide-exec-charset=UTF-32$(ENDIANESS) -finput-charset=UTF-8
+CLANG_CFLAGS = $(INCLUDES_FLAGS) -O$(OPTIMIZATION) -imacros $(CONFIG_HEADER) \
         -ffreestanding -fno-builtin -nostdlib -nostdinc \
-        -fexec-charset=UTF-8 -finput-charset=UTF-8
-
-GCC_CFLAGS = -std=gnu99 -Wall -Wextra -Wno-unused-parameter \
-        -Wmissing-prototypes -Werror-implicit-function-declaration \
-        -Wwrite-strings -pipe
-
-ICC_CFLAGS = -Wall -Wmissing-prototypes \
-        -Werror-implicit-function-declaration -wd170
-
-CLANG_CFLAGS = -std=gnu99 -Wall -Wextra -Wno-unused-parameter \
-        -Wno-missing-field-initializers -Wno-unused-command-line-argument \
-        -Wmissing-prototypes -Werror-implicit-function-declaration \
-        -Wwrite-strings -pipe -fno-stack-protector -fno-PIC
+        -std=gnu99 -Wall -Werror -Wextra -Wno-unused-parameter -Wmissing-prototypes \
+        -Werror-implicit-function-declaration -Wwrite-strings \
+        -integrated-as -pipe -target $(CLANG_TARGET)
 
 ifeq ($(CONFIG_DEBUG),y)
-        COMMON_CFLAGS += -Werror
+        GCC_CFLAGS += -Werror
+        ICC_CFLAGS += -Werror
 endif
 
 ifeq ($(CONFIG_LTO),y)
-        COMMON_CFLAGS += -flto
+        GCC_CFLAGS += -flto
 endif
 
 ifeq ($(CONFIG_LINE_DEBUG),y)
-        COMMON_CFLAGS += -g
+        GCC_CFLAGS += -g
+        ICC_CFLAGS += -g
+        CLANG_CFLAGS += -g
 endif
 
@@ -116 +129 @@
 # AFLAGS and LFLAGS must be initialized before the inclusion.
 #
-AFLAGS =
+AFLAGS = --fatal-warnings
 LFLAGS = -n -T $(LINK) -M --fatal-warnings
-
-# FIXME: This condition is a workaround for issues #693 and #694.
-ifneq ($(KARCH),sparc64)
-ifneq ($(KARCH),mips32)
-        AFLAGS += --fatal-warnings
-endif
-endif
 
 #
@@ -156 +162 @@
 
 ifeq ($(COMPILER),gcc_native)
-        CFLAGS = $(COMMON_CFLAGS) $(GCC_CFLAGS)
+        CFLAGS = $(GCC_CFLAGS)
         DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
         INSTRUMENTATION = -finstrument-functions
@@ -162 +168 @@
 
 ifeq ($(COMPILER),gcc_cross)
-        CFLAGS = $(COMMON_CFLAGS) $(GCC_CFLAGS)
+        CFLAGS = $(GCC_CFLAGS)
         DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
         INSTRUMENTATION = -finstrument-functions
@@ -168 +174 @@
 
 ifeq ($(COMPILER),gcc_helenos)
-        CFLAGS = $(COMMON_CFLAGS) $(GCC_CFLAGS)
+        CFLAGS = $(GCC_CFLAGS)
         DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
         INSTRUMENTATION = -finstrument-functions
@@ -174 +180 @@
 
 ifeq ($(COMPILER),icc)
-        CFLAGS = $(COMMON_CFLAGS) $(ICC_CFLAGS)
+        CFLAGS = $(ICC_CFLAGS)
         DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
         INSTRUMENTATION =
@@ -180 +186 @@
 
 ifeq ($(COMPILER),clang)
-        CFLAGS = $(COMMON_CFLAGS) $(CLANG_CFLAGS)
+        CFLAGS = $(CLANG_CFLAGS)
         DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
-        INSTRUMENTATION = -finstrument-functions
+        INSTRUMENTATION =
 endif
 
@@ -384 +390 @@
 AUTOGENS_AG := $(ARCH_AUTOGENS_AG) $(GENARCH_AUTOGENS_AG)
 
-AS_CFLAGS := $(addprefix -Xassembler ,$(AFLAGS))
-LD_CFLAGS := $(addprefix -Xlinker ,$(LFLAGS))
-
-ifeq ($(COMPILER),clang)
-        AS_CFLAGS += -mllvm -asm-macro-max-nesting-depth=1000
-endif
+LFLAGS_LTO := $(addprefix -Xlinker ,$(LFLAGS))
 
 ifeq ($(CONFIG_SYMTAB),y)
@@ -409 +410 @@
 $(RAW): $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(SYMTAB_OBJECTS)
 ifeq ($(CONFIG_LTO),y)
-        $(CC) $(DEFS) $(CFLAGS) $(LD_CFLAGS) -Xlinker -Map -Xlinker $(MAP) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
+        $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
 else
         $(LD) $(LFLAGS) -Map $(MAP) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SYMTAB_OBJECTS)
@@ -422 +423 @@
 %.h: %.ag
         $(AUTOGEN) probe $< >$<.probe.c
-        $(CC_AUTOGEN) $(DEFS) $(CFLAGS) -S -o $<.probe.s $<.probe.c
+        $(CC) $(DEFS) $(CFLAGS) -S -o $<.probe.s $<.probe.c
         $(AUTOGEN) generate $< <$<.probe.s >$@   
 
 %.o: %.S $(DEPEND)
-        $(CC) $(DEFS) $(CFLAGS) $(AS_CFLAGS) -D__ASM__ -c -o $@ $<
+        $(GCC) $(DEFS) $(GCC_CFLAGS) -D__ASM__ -c -o $@ $<
 ifeq ($(PRECHECK),y)
-        $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(CFLAGS) -D__ASM__
+        $(JOBFILE) $(JOB) $< $@ as asm/preproc $(DEFS) $(GCC_CFLAGS) -D__ASM__
 endif
 
 %.o: %.s $(DEPEND)
-        $(CC) $(DEFS) $(CFLAGS) $(AS_CFLAGS) -D__ASM__ -c -o $@ $<
+        $(AS) $(AFLAGS) -o $@ $<
 ifeq ($(PRECHECK),y)
         $(JOBFILE) $(JOB) $< $@ as asm $(DEFS) $(CFLAGS) $(EXTRA_FLAGS)
@@ -444 +445 @@
 
 $(REAL_MAP).o: $(REAL_MAP).bin
-        echo "$(AS_PROLOG)""$(SYMTAB_SECTION)"" .incbin \"$<\"" | $(CC) $(CFLAGS) $(AS_CFLAGS) -x assembler -c -o $@ -
+        echo "$(AS_PROLOG)""$(SYMTAB_SECTION)"" .incbin \"$<\"" | $(AS) $(AFLAGS) -o $@
 
 $(REAL_MAP).bin: $(LINK) $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS)
-        echo "$(AS_PROLOG)""$(SYMTAB_SECTION)" | $(CC) $(CFLAGS) $(AS_CFLAGS) -x assembler -c -o $(EMPTY_MAP) -
+        echo "$(AS_PROLOG)""$(SYMTAB_SECTION)" | $(AS) $(AFLAGS) -o $(EMPTY_MAP)
 ifeq ($(CONFIG_LTO),y)
-        $(CC) $(DEFS) $(CFLAGS) $(LD_CFLAGS) -Xlinker -Map -Xlinker $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
+        $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
 else
         $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(EMPTY_MAP)
@@ -459 +460 @@
         # on architectures that have bss after symtab
         
-        echo "$(AS_PROLOG)""$(SYMTAB_SECTION)"" .incbin \"$@\"" | $(CC) $(CFLAGS) $(AS_CFLAGS) -x assembler -c -o $(SIZEOK_MAP) -
+        echo "$(AS_PROLOG)""$(SYMTAB_SECTION)"" .incbin \"$@\"" | $(AS) $(AFLAGS) -o $(SIZEOK_MAP)
 ifeq ($(CONFIG_LTO),y)
-        $(CC) $(DEFS) $(CFLAGS) $(LD_CFLAGS) -Xlinker -Map -Xlinker $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
+        $(GCC) $(LFLAGS_LTO) -Xlinker -Map -Xlinker $(MAP_PREV) $(DEFS) $(GCC_CFLAGS) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)
 else
         $(LD) $(LFLAGS) -Map $(MAP_PREV) -o $@ $(ARCH_OBJECTS) $(GENARCH_OBJECTS) $(GENERIC_OBJECTS) $(EXTRA_OBJECTS) $(SIZEOK_MAP)