tinygo/targets/riscv.json
Ayke van Laethem d441f0152f riscv: use LLVM tools instead of GNU toolchain
Now that we use LLVM 9, RISC-V support in LLVM has far fewer bugs and we
can avoid the GNU toolchain.

  * replace GNU linker with lld
  * replace GCC with clang

Additionally, RISC-V was promoted to stable so it can be enabled by
default in CI.
2019-12-07 16:27:10 +01:00

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{
"llvm-target": "riscv32--none",
"goos": "linux",
"goarch": "arm",
"build-tags": ["tinygo.riscv", "baremetal", "linux", "arm"],
"gc": "conservative",
"compiler": "clang",
"linker": "ld.lld",
"cflags": [
"--target=riscv32--none",
"-march=rv32imac",
"-mabi=ilp32",
"-Os",
"-Werror",
"-nostdinc",
"-fno-exceptions", "-fno-unwind-tables",
"-ffunction-sections", "-fdata-sections"
],
"ldflags": [
"-melf32lriscv",
"--gc-sections"
],
"extra-files": [
"src/device/riscv/start.S"
]
}