Remove hermitkernel targets

RustyHermit now maintains custom json targets, which are distributed with the kernel. [1]

[1]: hermit-os/kernel#395

Author: mkroening

compiler/rustc_target/src/spec/aarch64_unknown_none_hermitkernel.rs

@@ -63,7 +63,6 @@ mod freebsd_base;
 mod fuchsia_base;
 mod haiku_base;
 mod hermit_base;
-mod hermit_kernel_base;
 mod illumos_base;
 mod l4re_base;
 mod linux_base;
@@ -971,9 +970,6 @@ supported_targets! {
     ("aarch64-unknown-hermit", aarch64_unknown_hermit),
     ("x86_64-unknown-hermit", x86_64_unknown_hermit),
 
-    ("aarch64-unknown-none-hermitkernel", aarch64_unknown_none_hermitkernel),
-    ("x86_64-unknown-none-hermitkernel", x86_64_unknown_none_hermitkernel),
-
     ("riscv32i-unknown-none-elf", riscv32i_unknown_none_elf),
     ("riscv32im-unknown-none-elf", riscv32im_unknown_none_elf),
     ("riscv32imc-unknown-none-elf", riscv32imc_unknown_none_elf),

compiler/rustc_target/src/spec/hermit_kernel_base.rs

@@ -17,7 +17,6 @@
     - [aarch64-apple-ios-sim](platform-support/aarch64-apple-ios-sim.md)
     - [armv7-unknown-linux-uclibceabi](platform-support/armv7-unknown-linux-uclibceabi.md)
     - [armv7-unknown-linux-uclibceabihf](platform-support/armv7-unknown-linux-uclibceabihf.md)
-    - [aarch64-unknown-none-hermitkernel](platform-support/aarch64-unknown-none-hermitkernel.md)
     - [\*-kmc-solid_\*](platform-support/kmc-solid.md)
     - [*-unknown-openbsd](platform-support/openbsd.md)
     - [x86_64-unknown-none](platform-support/x86_64-unknown-none.md)

compiler/rustc_target/src/spec/mod.rs

@@ -207,7 +207,6 @@ target | std | host | notes
 [`aarch64-kmc-solid_asp3`](platform-support/kmc-solid.md) | ✓ |  | ARM64 SOLID with TOPPERS/ASP3
 `aarch64-unknown-freebsd` | ✓ | ✓ | ARM64 FreeBSD
 `aarch64-unknown-hermit` | ✓ |  | ARM64 HermitCore
-[`aarch64-unknown-none-hermitkernel`](platform-support/aarch64-unknown-none-hermitkernel.md) | * |  | ARM64 HermitCore kernel
 `aarch64-unknown-uefi` | * |  | ARM64 UEFI
 `aarch64-unknown-linux-gnu_ilp32` | ✓ | ✓ | ARM64 Linux (ILP32 ABI)
 `aarch64-unknown-netbsd` | ✓ | ✓ |
@@ -293,7 +292,6 @@ target | std | host | notes
 `x86_64-unknown-hermit` | ✓ |  | HermitCore
 `x86_64-unknown-l4re-uclibc` | ? |  |
 [`x86_64-unknown-none`](platform-support/x86_64-unknown-none.md) | * |  | Freestanding/bare-metal x86_64, softfloat
-`x86_64-unknown-none-hermitkernel` | * |  | HermitCore kernel
 `x86_64-unknown-none-linuxkernel` | * |  | Linux kernel modules
 [`x86_64-unknown-openbsd`](platform-support/openbsd.md) | ✓ | ✓ | 64-bit OpenBSD
 `x86_64-unknown-uefi` | * |  | 64-bit UEFI