Hardware
/
litex
mirror of https://github.com/enjoy-digital/litex.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

software: disable LTO with LM32 (not supported by old GCC versions easily available).

This commit is contained in:
Florent Kermarrec 2020-02-25 15:31:27 +01:00
parent 9e70fcf8ba
commit e2aebb427e
1 changed files with 8 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
litex/soc/software/common.mak
View File

@ -14,7 +14,11 @@ else
CC_normal := $(TARGET_PREFIX)gcc -std=gnu99
CX_normal := $(TARGET_PREFIX)g++
endif
ifneq ($(CPU), lm32)
AR_normal := $(TARGET_PREFIX)gcc-ar
else
AR_normal := $(TARGET_PREFIX)ar
endif
LD_normal := $(TARGET_PREFIX)ld
OBJCOPY_normal := $(TARGET_PREFIX)objcopy
@ -46,7 +50,10 @@ DEPFLAGS += -MD -MP
# Toolchain options
#
INCLUDES = -I$(SOC_DIRECTORY)/software/include/base -I$(SOC_DIRECTORY)/software/include -I$(SOC_DIRECTORY)/common -I$(BUILDINC_DIRECTORY)
COMMONFLAGS = $(DEPFLAGS) -Os $(CPUFLAGS) -g3 -fomit-frame-pointer -Wall -fno-builtin -nostdinc $(INCLUDES) -flto -fuse-linker-plugin -ffunction-sections -fdata-sections -nostartfiles -nostdlib -nodefaultlibs
COMMONFLAGS = $(DEPFLAGS) -Os $(CPUFLAGS) -g3 -fomit-frame-pointer -Wall -fno-builtin -nostdinc $(INCLUDES) -ffunction-sections -fdata-sections -nostartfiles -nostdlib -nodefaultlibs
ifneq ($(CPU), lm32)
COMMONFLAGS += -flto -fuse-linker-plugin
endif
CFLAGS = $(COMMONFLAGS) -fexceptions -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes
CXXFLAGS = $(COMMONFLAGS) -std=c++11 -I$(SOC_DIRECTORY)/software/include/basec++ -fexceptions -fno-rtti -ffreestanding
LDFLAGS = -nostdlib -nodefaultlibs -Os $(CPUFLAGS) -L$(BUILDINC_DIRECTORY)