Updated build scripts

Author: sadko4u

make/functions.mk

@@ -2,20 +2,20 @@
 # Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
 #           (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
 #
-# This file is part of lsp-tk-lib
+# This file is part of lsp-dsp-lib
 #
-# lsp-tk-lib is free software: you can redistribute it and/or modify
+# lsp-dsp-lib is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Lesser General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # any later version.
 #
-# lsp-tk-lib is distributed in the hope that it will be useful,
+# lsp-dsp-lib is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU Lesser General Public License for more details.
 #
 # You should have received a copy of the GNU Lesser General Public License
-# along with lsp-tk-lib.  If not, see <https://www.gnu.org/licenses/>.
+# along with lsp-dsp-lib.  If not, see <https://www.gnu.org/licenses/>.
 #
 
 # Deduplicates all strings in the list

make/system.mk

@@ -53,6 +53,7 @@ else
 endif
 
 # Set actual architecture
+# The current architecture can be obtained by: gcc -Q --help=target
 ifeq ($(patsubst armv6%,armv6,$(BUILD_ARCH)),armv6)
   override ARCHITECTURE   = arm32
   ARCHITECTURE_CFLAGS    := -march=armv6 -marm
@@ -92,6 +93,12 @@ else ifeq ($(patsubst i%86,i586,$(BUILD_ARCH)),i586)
 else ifeq ($(BUILD_ARCH),x86)
   override ARCHITECTURE   = i586
   ARCHITECTURE_CFLAGS    := -march=i586 -m32
+else ifeq ($(BUILD_ARCH),riscv32)
+  override ARCHITECTURE   = riscv32
+  ARCHITECTURE_CFLAGS    := -march=rv32imafdc -mabi=lp32d
+else ifeq ($(BUILD_ARCH),riscv64)
+  override ARCHITECTURE   = riscv64
+  ARCHITECTURE_CFLAGS    := -march=rv64imafdc -mabi=lp64d
 else
   override ARCHITECTURE   =
   ARCHITECTURE_CFLAGS    :=