1#
2#
3#  BLIS
4#  An object-based framework for developing high-performance BLAS-like
5#  libraries.
6#
7#  Copyright (C) 2014, The University of Texas at Austin
8#
9#  Redistribution and use in source and binary forms, with or without
10#  modification, are permitted provided that the following conditions are
11#  met:
12#   - Redistributions of source code must retain the above copyright
13#     notice, this list of conditions and the following disclaimer.
14#   - Redistributions in binary form must reproduce the above copyright
15#     notice, this list of conditions and the following disclaimer in the
16#     documentation and/or other materials provided with the distribution.
17#   - Neither the name(s) of the copyright holder(s) nor the names of its
18#     contributors may be used to endorse or promote products derived
19#     from this software without specific prior written permission.
20#
21#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22#  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23#  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24#  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25#  HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27#  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30#  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31#  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32#
33#
34
35
36# Declare the name of the current configuration and add it to the
37# running list of configurations included by common.mk.
38THIS_CONFIG    := arm64
39#CONFIGS_INCL   += $(THIS_CONFIG)
40
41#
42# --- Determine the C compiler and related flags ---
43#
44
45# NOTE: The build system will append these variables with various
46# general-purpose/configuration-agnostic flags in common.mk. You
47# may specify additional flags here as needed.
48CPPROCFLAGS    := -D_GNU_SOURCE
49CMISCFLAGS     :=
50CPICFLAGS      :=
51CWARNFLAGS     :=
52
53ifneq ($(DEBUG_TYPE),off)
54CDBGFLAGS      := -g
55endif
56
57ifeq ($(DEBUG_TYPE),noopt)
58COPTFLAGS      := -O0
59else
60COPTFLAGS      := -O2
61endif
62
63# Flags specific to optimized kernels.
64CKOPTFLAGS     := $(COPTFLAGS) -O3
65ifeq ($(CC_VENDOR),gcc)
66CKVECFLAGS     := -march=armv8-a
67else
68$(error gcc is required for this configuration.)
69endif
70
71# Flags specific to reference kernels.
72CROPTFLAGS     := $(CKOPTFLAGS)
73ifeq ($(CC_VENDOR),gcc)
74CRVECFLAGS     := $(CKVECFLAGS) -funsafe-math-optimizations -ffp-contract=fast
75else
76ifeq ($(CC_VENDOR),clang)
77CRVECFLAGS     := $(CKVECFLAGS) -funsafe-math-optimizations -ffp-contract=fast
78else
79CRVECFLAGS     := $(CKVECFLAGS)
80endif
81endif
82
83# Store all of the variables here to new variables containing the
84# configuration name.
85$(eval $(call store-make-defs,$(THIS_CONFIG)))
86
87