make.inc.macos

#//////////////////////////////////////////////////////////////////////////////
#   -- MAGMA (version 1.3.0) --
#      Univ. of Tennessee, Knoxville
#      Univ. of California, Berkeley
#      Univ. of Colorado, Denver
#      @date November 2014
#//////////////////////////////////////////////////////////////////////////////

# setenv AMD_CLBLAS_STORAGE_PATH /home/tomov/cl_magma

# GPU_TARGET specifies for which GPUs you want to compile MAGMA.
# In clMAGMA, only AMD is supported, and is the default.
#     AMD - clMAGMA with OpenCL on AMD cards
#
#GPU_TARGET ?= AMD

CC        = gcc
FORT      = gfortran

ARCH      = ar
ARCHFLAGS = cr
RANLIB    = ranlib

# use -m32 to compile with 32-bit long & pointers.
# use -m64 to compile with 64-bit long & pointers (lp64). int is still 32-bit.
# add -DNDEBUG to disable asserts and certain error checks.
#
# MacOS veclib has a bug where some single precision functions return
# a double precision result, for instance slange.
# This is observed with -m64, but oddly not with -m32.
# The easiest fix is to replace those routines with correct ones from LAPACK.
# See BLAS_FIX below.
# Alternatively, don't link with the veclib/accelerate framework;
# use a different BLAS and LAPACK library.
OPTS      = -Wall -Wno-unused -m64 -O3 -DADD_
F77OPTS   = -Wall -m64 -O3 -DADD_
FOPTS     = -Wall -m64 -O3 -DADD_ -x f95-cpp-input
LDOPTS    = -Wall -m64

LIB       = -framework Accelerate -lstdc++ -lm
LIB       += -lclBLAS -framework OpenCL

# define library directories preferably in your environment, or here.
##ACMLDIR ?= /opt/acml-4.4.0
##clBLAS  ?= /opt/clBLAS
##-include make.check-acml
-include make.check-clblas

LIBDIR    = -L$(clBLAS)/lib64

INC       = -I$(clBLAS)/include


# ========================================
# replace single & single-complex BLAS functions with reference versions.
# (i.e., functions that return float; subroutines do not need a fix.)
LIB      := -L$(MAGMA_DIR)/lib -lblas_fix $(LIB)

BLAS_FIX  = $(MAGMA_DIR)/lib/libblas_fix.a

.PHONY: blas_fix

blas_fix:
	@echo "======================================== BLAS fix for MacOS"
	( cd $(MAGMA_DIR)/blas_fix && $(MAKE) )

lib: blas_fix