tools/scripts/Make.defs: Change build system with nuttx update

Reflect thease changes of nuttx/boards/arm/cxd56xx/spresense/scripts/Make.defs

* Move warning option from Make.defs to Toolchain.defs
* boards: Move -fno-strict-aliasing from Make.defs to Toolchain.defs
* boards: Remove -std=c++1x from Make.defs
* boards: Move -g from Make.defs to Toolchain.defs
* boards: Move -fno-common from Make.defs to Toolchain.defs
* boards: Switch the elf link script to binfmt/libelf/gnu-elf.ld
* compile/opt: add config DEBUG_LINK_MAP
* compile/opt: add config DEBUG_OPT_UNUSED_SECTIONS
* arch/arm: Make CXX exception and RTTI depend on Kconfig options
* boards/Kconfig: introduce ARCH_BOARD_COMMON option
* boards: Remove -fno-builtin
* boards: Add -fno-common to ARCHCFLAGS and ARCHCXXFLAGS
* boards: Replace CONFIG_CYGWIN_WINTOOL with CONVERT_PATH
* Remove duplicate linker script definitions
* board: Remove -fno-strength-reduce
* compile/flags: remove redundant -fomit-frame-pointer from board flags

sdk/tools/scripts/Make.defs

@@ -25,7 +25,7 @@ include $(TOPDIR)/arch/arm/src/armv7-m/Toolchain.defs
 
 # Setup for the kind of memory that we are executing from
 
-ifeq ($(CONFIG_CXD56_USE_SYSBUS), y)
+ifeq ($(CONFIG_CXD56_USE_SYSBUS),y)
   LDSCRIPT = ramconfig-new.ld
 else
   LDSCRIPT = ramconfig.ld
@@ -39,36 +39,25 @@ ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
   ARCHINCLUDES += -isystem "${shell cygpath -w $(SDKDIR)/include}"
   ARCHXXINCLUDES += -I.
   ARCHXXINCLUDES += -isystem "${shell cygpath -w $(SDKDIR)/include}"
-  ARCHSCRIPT = -T "${shell cygpath -w $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)}"
 else
   # TODO: ARCHINCLUDES/ARCHXXINCLUDES need to move as nuttx change
   ARCHINCLUDES += -I.
   ARCHINCLUDES += -isystem $(SDKDIR)/include
   ARCHXXINCLUDES += -I.
   ARCHXXINCLUDES += -isystem $(SDKDIR)/include
-  ARCHSCRIPT = -T$(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
 endif
 
+ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
+
 MKNXFLAT = mknxflat
 LDNXFLAT = ldnxflat
 
-ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
-  ARCHOPTIMIZATION = -g
-endif
-
-ifneq ($(CONFIG_DEBUG_NOOPT),y)
-  ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer
-endif
-
-ARCHCFLAGS = -fno-builtin -mabi=aapcs -ffunction-sections -fdata-sections
-ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fno-rtti -std=c++11
-ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
-ARCHWARNINGSXX = -Wall -Wshadow -Wundef
+ARCHCFLAGS += -mabi=aapcs
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 
-CFLAGS := $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
+CFLAGS := $(ARCHCFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
 CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS)
-CXXFLAGS := $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
+CXXFLAGS := $(ARCHCXXFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
 CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS)
 CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS)
 AFLAGS := $(CFLAGS) -D__ASSEMBLY__
@@ -82,40 +71,18 @@ LDNXFLATFLAGS = -e main -s 2048
 CMODULEFLAGS = $(CFLAGS) -mlong-calls # --target1-abs
 
 LDMODULEFLAGS = -r -e module_initialize
-ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
-  LDMODULEFLAGS += -T "${shell cygpath -w $(TOPDIR)/libs/libc/modlib/gnu-elf.ld}"
-else
-  LDMODULEFLAGS += -T $(TOPDIR)/libs/libc/modlib/gnu-elf.ld
-endif
+LDMODULEFLAGS += -T $(call CONVERT_PATH,$(TOPDIR)/libs/libc/modlib/gnu-elf.ld)
 
 # ELF module definitions
 
-CELFFLAGS = $(CFLAGS) -fno-common
-CXXELFFLAGS = $(CXXFLAGS) -fno-common
+CELFFLAGS = $(CFLAGS)
+CXXELFFLAGS = $(CXXFLAGS)
 
 LDELFFLAGS = -r -e main
-ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
-  LDELFFLAGS += -T "${shell cygpath -w $(BOARD_DIR)$(DELIM)scripts$(DELIM)gnu-elf.ld}"
-else
-  LDELFFLAGS += -T $(BOARD_DIR)$(DELIM)scripts$(DELIM)gnu-elf.ld
-endif
-
-LDFLAGS += --gc-sections
-
-ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
-  CFLAGS += -gdwarf-3
-  CXXFLAGS += -gdwarf-3
-  LDFLAGS += -g
-endif
+LDELFFLAGS += -T $(call CONVERT_PATH,$(TOPDIR)/binfmt/libelf/gnu-elf.ld)
 
 # Output map file with cross reference table
 
-ifeq ($(CONFIG_CYGWIN_WINTOOL),y)
-  LDFLAGS += -Map="${shell cygpath -w $(TOPDIR)/nuttx.map}" --cref
-else
-  LDFLAGS += -Map=$(TOPDIR)/nuttx.map --cref
-endif
-
 ifneq ($(CONFIG_ASMP_MEMSIZE),)
   LDFLAGS += --defsym=__reserved_ramsize=$(CONFIG_ASMP_MEMSIZE)
 endif