1 files changed, 0 insertions, 130 deletions
diff --git a/scripts/build/toolchain.mk b/scripts/build/toolchain.mk
deleted file mode 100644
index d244981..0000000
--- a/scripts/build/toolchain.mk
+++ /dev/null
@@ -1,130 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-or-later
-# Copyright (C) 2026 Richard Qin
-
-# Toolchain selection:
-#   make                         GCC + GNU ld
-#   make LLVM=1                  Clang + GNU ld
-#   make LLVM=1 LD_TYPE=lld      Clang + LLD
-
-LLVM          ?= 0
-LLVM_VERSION  ?= 20
-LD_TYPE       ?= bfd
-LLVM_BINUTILS ?= 0
-CXX_STDLIB    ?= libc++
-CXX_ABI       ?= lume
-COMPILER_RUNTIME ?= compiler-default
-
-# One pinned libc++ header snapshot is shared by GCC and Clang.  Platform C
-# declarations and libc++ configuration come from the Zircon libc/KTL layer,
-# not from a Linux or Fuchsia userland __config_site.
-LIBCXX_ROOT ?= third_party/libcxx
-LIBCXX_INCLUDE := $(LIBCXX_ROOT)/include/c++/v1
-KTL_INCLUDE := lib/ktl/include
-KTL_AFTER_INCLUDE := lib/ktl/include-after
-KERNEL_LIBC_INCLUDE := lib/libc/include
-KERNEL_LIBC_AFTER_INCLUDE := lib/libc/include-after
-
-ifeq ($(wildcard $(LIBCXX_INCLUDE)/__config),)
-$(error missing pinned libc++ headers under '$(LIBCXX_INCLUDE)')
-endif
-ifeq ($(wildcard $(KTL_INCLUDE)/__config_site),)
-$(error missing KTL libc++ configuration under '$(KTL_INCLUDE)')
-endif
-ifneq ($(CXX_STDLIB),libc++)
-$(error unsupported CXX_STDLIB '$(CXX_STDLIB)' (LumeOS uses its pinned libc++ headers))
-endif
-
-GCC_TOOLCHAIN ?=
-CROSS_COMPILE ?=
-
-ifeq ($(ARCH),riscv)
-TARGET_TRIPLE := riscv64-unknown-linux-gnu
-ifeq ($(strip $(GCC_TOOLCHAIN)),)
-ifneq ($(wildcard /opt/riscv64-glibc/bin/riscv64-unknown-linux-gnu-g++),)
-GCC_TOOLCHAIN := /opt/riscv64-glibc
-endif
-endif
-ifeq ($(strip $(CROSS_COMPILE)),)
-ifneq ($(strip $(GCC_TOOLCHAIN)),)
-CROSS_COMPILE := $(GCC_TOOLCHAIN)/bin/$(TARGET_TRIPLE)-
-else
-CROSS_COMPILE := $(TARGET_TRIPLE)-
-endif
-endif
-else ifeq ($(ARCH),aarch64)
-TARGET_TRIPLE := aarch64-linux-gnu
-else ifeq ($(ARCH),x86_64)
-TARGET_TRIPLE := x86_64-linux-gnu
-endif
-
-ifeq ($(strip $(CROSS_COMPILE)),)
-CROSS_COMPILE := $(TARGET_TRIPLE)-
-endif
-ifeq ($(strip $(GCC_TOOLCHAIN)),)
-GCC_TOOLCHAIN := $(patsubst %/bin/,%, $(dir $(CROSS_COMPILE)))
-endif
-
-GCC_SYSROOT := $(strip $(shell $(CROSS_COMPILE)g++ -print-sysroot 2>/dev/null))
-
-CLANG_SUFFIX := $(if $(LLVM_VERSION),-$(LLVM_VERSION),)
-CLANG         ?= clang$(CLANG_SUFFIX)
-CLANGXX       ?= clang++$(CLANG_SUFFIX)
-LLD           ?= ld.lld$(CLANG_SUFFIX)
-
-CLANG_TARGET_FLAGS := --target=$(TARGET_TRIPLE)
-ifneq ($(strip $(GCC_TOOLCHAIN)),)
-CLANG_TARGET_FLAGS += --gcc-toolchain=$(GCC_TOOLCHAIN)
-endif
-ifneq ($(strip $(GCC_SYSROOT)),)
-CLANG_TARGET_FLAGS += --sysroot=$(GCC_SYSROOT)
-endif
-
-ifeq ($(LLVM),1)
-CC  := $(CLANG)
-CXX := $(CLANGXX)
-COMPILER_FAMILY := clang
-TOOLCHAIN_CFLAGS := $(CLANG_TARGET_FLAGS)
-TOOLCHAIN_CXXFLAGS :=
-COMPILER_RESOURCE_DIR := $(strip $(shell $(CXX) $(CLANG_TARGET_FLAGS) -print-resource-dir 2>/dev/null))
-COMPILER_RESOURCE_INCLUDE := $(COMPILER_RESOURCE_DIR)/include
-ifeq ($(LD_TYPE),lld)
-LD := $(LLD)
-LINKER_FAMILY := lld
-else
-LD := $(CROSS_COMPILE)ld
-LINKER_FAMILY := bfd
-endif
-
-else
-CC  := $(CROSS_COMPILE)gcc
-CXX := $(CROSS_COMPILE)g++
-LD  := $(CROSS_COMPILE)ld
-COMPILER_FAMILY := gcc
-LINKER_FAMILY := bfd
-COMPILER_RESOURCE_INCLUDE := $(strip $(shell $(CXX) -print-file-name=include 2>/dev/null))
-endif
-
-ifeq ($(wildcard $(COMPILER_RESOURCE_INCLUDE)/stddef.h),)
-$(error missing compiler resource headers under '$(COMPILER_RESOURCE_INCLUDE)')
-endif
-
-# Kernel and phys code must not observe the Linux target sysroot.  Supply only
-# compiler intrinsic headers explicitly; the target graph provides the kernel
-# libc and KTL layers, followed by the pinned libc++ headers for C++.
-TOOLCHAIN_CFLAGS += -nostdinc -isystem $(COMPILER_RESOURCE_INCLUDE)
-TOOLCHAIN_CXXFLAGS += -isystem $(LIBCXX_INCLUDE)
-
-ifeq ($(LLVM_BINUTILS),1)
-AR      := llvm-ar$(CLANG_SUFFIX)
-NM      := llvm-nm$(CLANG_SUFFIX)
-OBJCOPY := llvm-objcopy$(CLANG_SUFFIX)
-OBJDUMP := llvm-objdump$(CLANG_SUFFIX)
-READELF := llvm-readelf$(CLANG_SUFFIX)
-else
-AR      := $(CROSS_COMPILE)ar
-NM      := $(CROSS_COMPILE)nm
-OBJCOPY := $(CROSS_COMPILE)objcopy
-OBJDUMP := $(CROSS_COMPILE)objdump
-READELF := $(CROSS_COMPILE)readelf
-endif
-SIZE := $(CROSS_COMPILE)size