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Makefile: RISCV support and optional vars

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Optional variables are needed because the structure of the makefile
is prepared to run on Guix but Guix doesn't support RISCV yet, so it's
better to set them as optional and let the user decide how do they want
to compile this thing.
This commit is contained in:
Ekaitz Zarraga 2021-05-13 17:52:28 +02:00
parent 41a2a60fa1
commit 23c4e36dca
1 changed files with 11 additions and 6 deletions
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17
tests/Makefile
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@ -1,5 +1,5 @@
TESTS=$(sort $(basename $(wildcard *.c)))
TARGETS ?= native ia32 aarch64 armv7
TESTS ?= $(sort $(basename $(wildcard *.c)))
TARGETS ?= native ia32 aarch64 armv7 riscv
# Suitable values of cross-compiler variables for Debian:
#
@ -17,10 +17,11 @@ TARGETS ?= native ia32 aarch64 armv7
# gcc-aarch64-linux-gnu libc6-dev-arm64-cross libc6:arm64
#
CC = gcc
CC_IA32=guix environment --pure -s i686-linux --ad-hoc gcc-toolchain -- gcc
CC_AARCH64=guix environment --pure -s aarch64-linux --ad-hoc gcc-toolchain -- gcc
CC_ARMv7=guix environment --pure -s armhf-linux --ad-hoc gcc-toolchain -- gcc
CFLAGS = -Wall -O0 -g
CC_IA32 ?= guix environment --pure -s i686-linux --ad-hoc gcc-toolchain -- gcc
CC_AARCH64 ?= guix environment --pure -s aarch64-linux --ad-hoc gcc-toolchain -- gcc
CC_ARMv7 ?= guix environment --pure -s armhf-linux --ad-hoc gcc-toolchain -- gcc
CC_RISCV ?= guix environment --pure -s riscv64-linux --ad-hoc gcc-toolchain -- gcc
CFLAGS ?= -Wall -O0 -g
all: $(foreach TARGET,$(TARGETS),$(addprefix test-$(TARGET)-,$(TESTS)))
@ -54,6 +55,10 @@ test-armv7-%: CC = $(CC_ARMv7)
test-armv7-%: %.c lightening-armv7.o test.h
$(CC) $(CFLAGS) $(CPPFLAGS) -I.. -o $@ lightening-armv7.o $<
test-riscv-%: CC = $(CC_RISCV)
test-riscv-%: %.c lightening-riscv.o test.h
$(CC) $(CFLAGS) $(CPPFLAGS) -I.. -o $@ lightening-riscv.o $<
.PRECIOUS: $(foreach TARGET,$(TARGETS),$(addprefix test-$(TARGET)-,$(TESTS)))
.PRECIOUS: $(foreach TARGET,$(TARGETS),lightening-$(TARGET).o)