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riscv32imac-unknown-xous-elf: add target

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Xous is a microkernel operating system designed to run on small systems.
The kernel contains a wide range of userspace processes that provide
common services such as console output, networking, and time access.

The kernel and its services are completely written in Rust using a
custom build of libstd. This adds support for this target to upstream
Rust so that we can drop support for our out-of-tree `target.json` file.

Add a Tier 3 target for Xous running on RISC-V.

Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross
2022-05-31 16:15:40 +08:00
parent 989b806f61
commit 9f6e6872c2
2 changed files with 25 additions and 0 deletions
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compiler/rustc_target/src/spec/mod.rs
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@@ -983,6 +983,7 @@ supported_targets! {
("riscv32imc-unknown-none-elf", riscv32imc_unknown_none_elf),
("riscv32imc-esp-espidf", riscv32imc_esp_espidf),
("riscv32imac-unknown-none-elf", riscv32imac_unknown_none_elf),
("riscv32imac-unknown-xous-elf", riscv32imac_unknown_xous_elf),
("riscv32gc-unknown-linux-gnu", riscv32gc_unknown_linux_gnu),
("riscv32gc-unknown-linux-musl", riscv32gc_unknown_linux_musl),
("riscv64imac-unknown-none-elf", riscv64imac_unknown_none_elf),