# begin The SaberMod Project additions

# Copyright (C) 2015 The SaberMod Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

# Handle kernel CC flags by importing vendor/sm strings
ifdef SM_KERNEL_NAME
  USE_GCC = $(CROSS_COMPILE)gcc-$(SM_KERNEL_NAME)
  CC = $(USE_GCC)
else
  CC = $(CROSS_COMPILE)gcc
endif

CPP = $(CC) -E

# Highest level of basic gcc optimizations if enabled
ifeq ($(strip $(LOCAL_O3)),true)
  SABERMOD_KERNEL_FLAGS	:= -O3
else
  SABERMOD_KERNEL_FLAGS := -O2
endif

# Extra flags
ifdef SABERMOD_KERNEL_FLAGS
  ifdef EXTRA_SABERMOD_GCC_VECTORIZE
    SABERMOD_KERNEL_FLAGS += $(EXTRA_SABERMOD_GCC_VECTORIZE)
  endif
  ifdef EXTRA_SABERMOD_GCC
    SABERMOD_KERNEL_FLAGS += $(EXTRA_SABERMOD_GCC)
  endif
else
  ifdef EXTRA_SABERMOD_GCC_VECTORIZE
    SABERMOD_KERNEL_FLAGS := $(EXTRA_SABERMOD_GCC_VECTORIZE)
  endif
  ifdef EXTRA_SABERMOD_GCC
    SABERMOD_KERNEL_FLAGS := $(EXTRA_SABERMOD_GCC)
  endif
endif

ifdef SABERMOD_KERNEL_FLAGS
  ifdef kernel_arch_variant_cflags
    SABERMOD_KERNEL_FLAGS += $(kernel_arch_variant_cflags)
  endif
else
  ifdef kernel_arch_variant_cflags
    SABERMOD_KERNEL_FLAGS := $(kernel_arch_variant_cflags)
  endif
endif

# Strict aliasing for hammerhead if enabled
ifdef CONFIG_MACH_MSM8974_HAMMERHEAD_STRICT_ALIASING
  ifdef SABERMOD_KERNEL_FLAGS
    SABERMOD_KERNEL_FLAGS += $(KERNEL_STRICT_FLAGS)
  else
    SABERMOD_KERNEL_FLAGS := $(KERNEL_STRICT_FLAGS)
  endif
endif

ifneq (1,$(words $(DISABLE_SANITIZE_LEAK)))

  # Memory leak detector sanitizer
  ifdef SABERMOD_KERNEL_FLAGS
    SABERMOD_KERNEL_FLAGS += -fsanitize=leak
  else
    SABERMOD_KERNEL_FLAGS := -fsanitize=leak
  endif
endif

ifdef SABERMOD_KERNEL_FLAGS
  ifdef GRAPHITE_KERNEL_FLAGS
    SABERMOD_KERNEL_FLAGS += $(GRAPHITE_KERNEL_FLAGS)
  endif
else
  ifdef GRAPHITE_KERNEL_FLAGS
    SABERMOD_KERNEL_FLAGS := $(GRAPHITE_KERNEL_FLAGS) -marm
  endif
endif

# Add everything to CC at the end
ifdef SABERMOD_KERNEL_FLAGS
  CC += $(SABERMOD_KERNEL_FLAGS)
endif
# end The SaberMod Project additions