#!/usr/bin/make -f
export CXX=/usr/bin/hipcc
export DEB_BUILD_MAINT_OPTIONS = hardening=+all
export DEB_CXXFLAGS_MAINT_PREPEND = -gz
export DEB_LDFLAGS_MAINT_PREPEND = -v
export DPKG_GENSYMBOLS_CHECK_LEVEL = 4
export VERBOSE=1
#export AMD_LOG_LEVEL=4

# filter incompatible options from affecting device code
CXXFLAGS := $(subst -fstack-protector-strong,-Xarch_host -fstack-protector-strong,$(CXXFLAGS))
CXXFLAGS := $(subst -fcf-protection,-Xarch_host -fcf-protection,$(CXXFLAGS))

# Improved link performance from LLVM 22 (lld), together with
# rccl-launchpad-build-fix.patch, allows building the full set of supported
# ISAs of interest i.e. resolute/stonking target list minus gfx1151 (unsupported upstream) plus gfx950
ROCM_ISAS := "gfx908;gfx90a;gfx942;gfx950;gfx1030;gfx1100;gfx1101;gfx1200;gfx1201"

CMAKE_FLAGS = \
	-DCMAKE_BUILD_TYPE=Release \
	-DCMAKE_SKIP_RPATH=ON \
	-DGPU_TARGETS=$(ROCM_ISAS) \
	-DROCM_SYMLINK_LIBS=OFF \
	-DEXPLICIT_ROCM_VERSION=$(shell dpkg-parsechangelog -S Version | sed 's/[+-].*//') \
	-DRCCL_ROCPROFILER_REGISTER=OFF \
	-DBUILD_FILE_REORG_BACKWARD_COMPATIBILITY=OFF

ifeq (,$(filter noinsttest,$(DEB_BUILD_PROFILES)))
CMAKE_FLAGS += -DBUILD_TESTS=ON
endif

%:
	dh $@ -Scmake

override_dh_auto_configure-arch:
	dh_auto_configure -- $(CMAKE_FLAGS)

override_dh_auto_install-arch:
	dh_auto_install
	LD_LIBRARY_PATH=debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH) \
	help2man --no-discard-stderr -S'rcclras' -n'RCCL RAS client' -m'rcclras' -N \
		-o debian/rcclras.1 debian/tmp/usr/bin/rcclras
	sed -i -e 's/Debian/rcclras/g' -e 's/DEBIAN/rccl/g' debian/rcclras.1

override_dh_auto_test-arch:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
	set -e \
	; if [ -r /dev/kfd ] \
	; then \
	  LD_LIBRARY_PATH=obj-$(DEB_HOST_MULTIARCH) \
	  RCCL_ENABLE_SIGNALHANDLER=1 \
	  NCCL_DEBUG=INFO \
	  HSA_FORCE_FINE_GRAIN_PCIE=1 \
	  obj-$(DEB_HOST_MULTIARCH)/test/UnitTests \
	; else echo "W: /dev/kfd unreadable: no available AMD GPU." \
	;      echo "W: tests skipped." \
	; fi
endif

override_dh_auto_configure-indep:
	:

override_dh_auto_build-indep:
ifeq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	rocm-docs-build
	rm -rf build/html/_static/fonts
	rm -rf build/html/_static/vendor
	mv build/html html
endif

override_dh_auto_test-indep:
	:

override_dh_auto_install-indep:
	:

# dwz doesn't fully support DWARF-5 yet, see #1016936
override_dh_dwz:
	:

override_dh_gencontrol:
	dh_gencontrol -- -Vrocm:GPU-Architecture=$(subst ;, ,$(ROCM_ISAS))