riscv64: Add RISC-V target

[platform/upstream/openblas.git] / Makefile.prebuild

diff --git a/Makefile.prebuild b/Makefile.prebuild
index b00f133..c59e904 100644 (file)
--- a/Makefile.prebuild
+++ b/Makefile.prebuild
@@ -3,6 +3,10 @@
 export BINARY
 export USE_OPENMP
 
+ifdef DYNAMIC_ARCH
+override HOST_CFLAGS += -DDYNAMIC_ARCH
+endif
+
 ifdef TARGET_CORE
 TARGET_MAKE = Makefile_kernel.conf
 TARGET_CONF = config_kernel.h
@@ -11,13 +15,23 @@ TARGET_MAKE = Makefile.conf
 TARGET_CONF = config.h
 endif
 
+ifdef USE_PERL
+SCRIPTSUFFIX = .pl
+else
+SCRIPTSUFFIX =
+endif
+
 # CPUIDEMU = ../../cpuid/table.o
 
 ifdef CPUIDEMU
 EXFLAGS = -DCPUIDEMU -DVENDOR=99
 endif
 
-ifeq ($(TARGET), 1004K)
+ifeq ($(TARGET), MIPS24K)
+TARGET_FLAGS = -mips32r2
+endif
+
+ifeq ($(TARGET), MIPS1004K)
 TARGET_FLAGS = -mips32r2
 endif
 
@@ -37,14 +51,18 @@ ifeq ($(TARGET), I6500)
 TARGET_FLAGS = -mips64r6
 endif
 
+ifeq ($(TARGET), C910V)
+TARGET_FLAGS = -march=rv64gcv0p7_zfh_xtheadc -mabi=lp64d
+endif
+
 all: getarch_2nd
        ./getarch_2nd  0 >> $(TARGET_MAKE)
        ./getarch_2nd  1 >> $(TARGET_CONF)
 
-config.h : c_check f_check getarch
-       perl ./c_check $(TARGET_MAKE) $(TARGET_CONF) $(CC) $(TARGET_FLAGS) $(CFLAGS)
+$(TARGET_CONF): c_check$(SCRIPTSUFFIX) f_check$(SCRIPTSUFFIX) getarch
+       ./c_check$(SCRIPTSUFFIX) $(TARGET_MAKE) $(TARGET_CONF) $(CC) $(TARGET_FLAGS) $(CFLAGS)
 ifneq ($(ONLY_CBLAS), 1)
-       perl ./f_check $(TARGET_MAKE) $(TARGET_CONF) $(FC) $(TARGET_FLAGS)
+       ./f_check$(SCRIPTSUFFIX) $(TARGET_MAKE) $(TARGET_CONF) $(FC) $(TARGET_FLAGS)
 else
 #When we only build CBLAS, we set NOFORTRAN=2
        echo "NOFORTRAN=2" >> $(TARGET_MAKE)
@@ -59,9 +77,11 @@ endif
 
 
 getarch : getarch.c cpuid.S dummy $(CPUIDEMU)
-       $(HOSTCC) $(HOST_CFLAGS) $(EXFLAGS) -o $(@F) getarch.c cpuid.S $(CPUIDEMU)
+       avx512=$$(./c_check$(SCRIPTSUFFIX) - - $(CC) $(TARGET_FLAGS) $(CFLAGS) | grep NO_AVX512); \
+       rv64gv=$$(./c_check$(SCRIPTSUFFIX) - - $(CC) $(TARGET_FLAGS) $(CFLAGS) | grep NO_RV64GV); \
+       $(HOSTCC) $(HOST_CFLAGS) $(EXFLAGS) $${avx512:+-D$${avx512}} $${rv64gv:+-D$${rv64gv}} -o $(@F) getarch.c cpuid.S $(CPUIDEMU)
 
-getarch_2nd : getarch_2nd.c config.h dummy
+getarch_2nd : getarch_2nd.c $(TARGET_CONF) dummy
 ifndef TARGET_CORE
        $(HOSTCC) -I. $(HOST_CFLAGS) -o $(@F) getarch_2nd.c
 else
@@ -69,3 +89,5 @@ else
 endif
 
 dummy:
+
+.PHONY: dummy