linker: Remove unstable legacy CLI linker flavors

Author: petrochenkov

compiler/rustc_target/src/spec/mod.rs

@@ -184,8 +184,6 @@ pub enum LinkerFlavorCli {
     Ld,
     Lld(LldFlavor),
     Em,
-    BpfLinker,
-    PtxLinker,
 }
 
 impl LinkerFlavorCli {
@@ -199,9 +197,7 @@ impl LinkerFlavorCli {
             | LinkerFlavorCli::Msvc(Lld::Yes)
             | LinkerFlavorCli::EmCc
             | LinkerFlavorCli::Bpf
-            | LinkerFlavorCli::Ptx
-            | LinkerFlavorCli::BpfLinker
-            | LinkerFlavorCli::PtxLinker => true,
+            | LinkerFlavorCli::Ptx => true,
             LinkerFlavorCli::Gcc
             | LinkerFlavorCli::Ld
             | LinkerFlavorCli::Lld(..)
@@ -279,8 +275,6 @@ impl LinkerFlavor {
             LinkerFlavorCli::Lld(LldFlavor::Wasm) => LinkerFlavor::WasmLld(Cc::No),
             LinkerFlavorCli::Lld(LldFlavor::Link) => LinkerFlavor::Msvc(Lld::Yes),
             LinkerFlavorCli::Em => LinkerFlavor::EmCc,
-            LinkerFlavorCli::BpfLinker => LinkerFlavor::Bpf,
-            LinkerFlavorCli::PtxLinker => LinkerFlavor::Ptx,
         }
     }
 
@@ -299,8 +293,8 @@ impl LinkerFlavor {
             LinkerFlavor::Msvc(Lld::Yes) => LinkerFlavorCli::Lld(LldFlavor::Link),
             LinkerFlavor::Msvc(..) => LinkerFlavorCli::Msvc(Lld::No),
             LinkerFlavor::EmCc => LinkerFlavorCli::Em,
-            LinkerFlavor::Bpf => LinkerFlavorCli::BpfLinker,
-            LinkerFlavor::Ptx => LinkerFlavorCli::PtxLinker,
+            LinkerFlavor::Bpf => LinkerFlavorCli::Bpf,
+            LinkerFlavor::Ptx => LinkerFlavorCli::Ptx,
         }
     }
 
@@ -320,7 +314,6 @@ impl LinkerFlavor {
             LinkerFlavorCli::Ld => (Some(Cc::No), Some(Lld::No)),
             LinkerFlavorCli::Lld(_) => (Some(Cc::No), Some(Lld::Yes)),
             LinkerFlavorCli::Em => (Some(Cc::Yes), Some(Lld::Yes)),
-            LinkerFlavorCli::BpfLinker | LinkerFlavorCli::PtxLinker => (None, None),
         }
     }
 
@@ -519,8 +512,6 @@ linker_flavor_cli_impls! {
     (LinkerFlavorCli::Lld(LldFlavor::Link)) "lld-link"
     (LinkerFlavorCli::Lld(LldFlavor::Wasm)) "wasm-ld"
     (LinkerFlavorCli::Em) "em"
-    (LinkerFlavorCli::BpfLinker) "bpf-linker"
-    (LinkerFlavorCli::PtxLinker) "ptx-linker"
 }
 
 impl ToJson for LinkerFlavorCli {

src/doc/rustc/src/codegen-options/index.md

@@ -249,11 +249,9 @@ flavor. Valid options are:
 * `gcc`: use the `cc` executable, which is typically gcc or clang on many systems.
 * `ld`: use the `ld` executable.
 * `msvc`: use the `link.exe` executable from Microsoft Visual Studio MSVC.
-* `ptx-linker`: use
-  [`rust-ptx-linker`](https://github.com/denzp/rust-ptx-linker) for Nvidia
-  NVPTX GPGPU support.
-* `bpf-linker`: use
-  [`bpf-linker`](https://github.com/alessandrod/bpf-linker) for eBPF support.
+* `ptx`: use [`rust-ptx-linker`](https://github.com/denzp/rust-ptx-linker)
+  for Nvidia NVPTX GPGPU support.
+* `bpf`: use [`bpf-linker`](https://github.com/alessandrod/bpf-linker) for eBPF support.
 * `wasm-ld`: use the [`wasm-ld`](https://lld.llvm.org/WebAssembly.html)
   executable, a port of LLVM `lld` for WebAssembly.
 * `ld64.lld`: use the LLVM `lld` executable with the [`-flavor darwin`

tests/ui/linkage-attr/unstable-flavor.bpf.stderr

@@ -1,2 +1,2 @@
-error: the linker flavor `bpf-linker` is unstable, the `-Z unstable-options` flag must also be passed to use the unstable values
+error: the linker flavor `bpf` is unstable, the `-Z unstable-options` flag must also be passed to use the unstable values
 

tests/ui/linkage-attr/unstable-flavor.ptx.stderr

@@ -1,2 +1,2 @@
-error: the linker flavor `ptx-linker` is unstable, the `-Z unstable-options` flag must also be passed to use the unstable values
+error: the linker flavor `ptx` is unstable, the `-Z unstable-options` flag must also be passed to use the unstable values
 

tests/ui/linkage-attr/unstable-flavor.rs

@@ -3,11 +3,11 @@
 // caller). If it passes, all the other unstable options are rejected as well.
 //
 // revisions: bpf ptx
-// [bpf] compile-flags: --target=bpfel-unknown-none -C linker-flavor=bpf-linker --crate-type=rlib
-// [bpf] error-pattern: linker flavor `bpf-linker` is unstable, the `-Z unstable-options` flag
+// [bpf] compile-flags: --target=bpfel-unknown-none -C linker-flavor=bpf --crate-type=rlib
+// [bpf] error-pattern: linker flavor `bpf` is unstable, the `-Z unstable-options` flag
 // [bpf] needs-llvm-components:
-// [ptx] compile-flags: --target=nvptx64-nvidia-cuda -C linker-flavor=ptx-linker --crate-type=rlib
-// [ptx] error-pattern: linker flavor `ptx-linker` is unstable, the `-Z unstable-options` flag
+// [ptx] compile-flags: --target=nvptx64-nvidia-cuda -C linker-flavor=ptx --crate-type=rlib
+// [ptx] error-pattern: linker flavor `ptx` is unstable, the `-Z unstable-options` flag
 // [ptx] needs-llvm-components:
 
 #![feature(no_core)]