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Limit efiapi calling convention to supported arches
Supported architectures in UEFI are described here: https://uefi.org/specs/UEFI/2.10/02_Overview.html#calling-conventions Changes to tests modeled on 8240e7a. #65815
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‎compiler/rustc_target/src/spec/mod.rs‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1941,8 +1941,10 @@ impl Target {
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| PlatformIntrinsic
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| Unadjusted
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| Cdecl { .. }
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| EfiApi
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| RustCold => true,
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EfiApi => {
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["arm", "aarch64", "riscv32", "riscv64", "x86", "x86_64"].contains(&&self.arch[..])
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}
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X86Interrupt => ["x86", "x86_64"].contains(&&self.arch[..]),
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Aapcs { .. } => "arm" == self.arch,
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CCmseNonSecureCall => ["arm", "aarch64"].contains(&&self.arch[..]),

‎src/test/ui/feature-gates/feature-gate-abi-efiapi.rs‎

Lines changed: 33 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,33 @@
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// needs-llvm-components: x86
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// compile-flags: --target=x86_64-unknown-linux-gnu --crate-type=rlib
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#![no_core]
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#![feature(no_core, lang_items)]
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#[lang="sized"]
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trait Sized { }
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// Functions
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extern "efiapi" fn f1() {} //~ ERROR efiapi ABI is experimental
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// Methods in trait defintion
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trait Tr {
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extern "efiapi" fn f2(); //~ ERROR efiapi ABI is experimental
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extern "efiapi" fn f3() {} //~ ERROR efiapi ABI is experimental
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}
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struct S;
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// Methods in trait impl
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impl Tr for S {
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extern "efiapi" fn f2() {} //~ ERROR efiapi ABI is experimental
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}
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// Methods in inherent impl
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impl S {
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extern "efiapi" fn f4() {} //~ ERROR efiapi ABI is experimental
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}
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// Function pointer types
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type A = extern "efiapi" fn(); //~ ERROR efiapi ABI is experimental
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// Foreign modules
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extern "efiapi" {} //~ ERROR efiapi ABI is experimental

‎src/test/ui/feature-gates/feature-gate-abi-efiapi.stderr‎

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@@ -0,0 +1,66 @@
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error[E0658]: efiapi ABI is experimental and subject to change
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--> $DIR/feature-gate-abi-efiapi.rs:9:8
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|
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LL | extern "efiapi" fn f1() {}
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| ^^^^^^^^
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|
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= note: see issue #65815 <https://github.com/rust-lang/rust/issues/65815> for more information
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= help: add `#![feature(abi_efiapi)]` to the crate attributes to enable
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error[E0658]: efiapi ABI is experimental and subject to change
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--> $DIR/feature-gate-abi-efiapi.rs:13:12
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|
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LL | extern "efiapi" fn f2();
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| ^^^^^^^^
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|
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= note: see issue #65815 <https://github.com/rust-lang/rust/issues/65815> for more information
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= help: add `#![feature(abi_efiapi)]` to the crate attributes to enable
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error[E0658]: efiapi ABI is experimental and subject to change
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--> $DIR/feature-gate-abi-efiapi.rs:14:12
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|
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LL | extern "efiapi" fn f3() {}
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| ^^^^^^^^
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|
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= note: see issue #65815 <https://github.com/rust-lang/rust/issues/65815> for more information
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= help: add `#![feature(abi_efiapi)]` to the crate attributes to enable
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error[E0658]: efiapi ABI is experimental and subject to change
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--> $DIR/feature-gate-abi-efiapi.rs:21:12
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|
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LL | extern "efiapi" fn f2() {}
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| ^^^^^^^^
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|
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= note: see issue #65815 <https://github.com/rust-lang/rust/issues/65815> for more information
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= help: add `#![feature(abi_efiapi)]` to the crate attributes to enable
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error[E0658]: efiapi ABI is experimental and subject to change
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--> $DIR/feature-gate-abi-efiapi.rs:26:12
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|
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LL | extern "efiapi" fn f4() {}
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| ^^^^^^^^
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|
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= note: see issue #65815 <https://github.com/rust-lang/rust/issues/65815> for more information
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= help: add `#![feature(abi_efiapi)]` to the crate attributes to enable
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error[E0658]: efiapi ABI is experimental and subject to change
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--> $DIR/feature-gate-abi-efiapi.rs:30:17
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|
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LL | type A = extern "efiapi" fn();
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| ^^^^^^^^
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|
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= note: see issue #65815 <https://github.com/rust-lang/rust/issues/65815> for more information
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= help: add `#![feature(abi_efiapi)]` to the crate attributes to enable
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error[E0658]: efiapi ABI is experimental and subject to change
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--> $DIR/feature-gate-abi-efiapi.rs:33:8
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|
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LL | extern "efiapi" {}
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| ^^^^^^^^
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|
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= note: see issue #65815 <https://github.com/rust-lang/rust/issues/65815> for more information
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= help: add `#![feature(abi_efiapi)]` to the crate attributes to enable
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error: aborting due to 7 previous errors
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For more information about this error, try `rustc --explain E0658`.

‎src/test/ui/feature-gates/feature-gate-abi.rs‎

Lines changed: 0 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -1,6 +1,5 @@
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// gate-test-intrinsics
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// gate-test-platform_intrinsics
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// gate-test-abi_efiapi
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// compile-flags: --crate-type=rlib
54

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#![feature(no_core, lang_items)]
@@ -18,7 +17,6 @@ extern "rust-intrinsic" fn f1() {} //~ ERROR intrinsics are subject to change
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extern "platform-intrinsic" fn f2() {} //~ ERROR platform intrinsics are experimental
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//~^ ERROR intrinsic must be in
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extern "rust-call" fn f4(_: ()) {} //~ ERROR rust-call ABI is subject to change
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extern "efiapi" fn f10() {} //~ ERROR efiapi ABI is experimental and subject to change
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// Methods in trait definition
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trait Tr {
@@ -27,10 +25,8 @@ trait Tr {
2725
extern "platform-intrinsic" fn m2(); //~ ERROR platform intrinsics are experimental
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//~^ ERROR intrinsic must be in
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extern "rust-call" fn m4(_: ()); //~ ERROR rust-call ABI is subject to change
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extern "efiapi" fn m10(); //~ ERROR efiapi ABI is experimental and subject to change
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3229
extern "rust-call" fn dm4(_: ()) {} //~ ERROR rust-call ABI is subject to change
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extern "efiapi" fn dm10() {} //~ ERROR efiapi ABI is experimental and subject to change
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}
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3632
struct S;
@@ -42,7 +38,6 @@ impl Tr for S {
4238
extern "platform-intrinsic" fn m2() {} //~ ERROR platform intrinsics are experimental
4339
//~^ ERROR intrinsic must be in
4440
extern "rust-call" fn m4(_: ()) {} //~ ERROR rust-call ABI is subject to change
45-
extern "efiapi" fn m10() {} //~ ERROR efiapi ABI is experimental and subject to change
4641
}
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// Methods in inherent impl
@@ -52,17 +47,14 @@ impl S {
5247
extern "platform-intrinsic" fn im2() {} //~ ERROR platform intrinsics are experimental
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//~^ ERROR intrinsic must be in
5449
extern "rust-call" fn im4(_: ()) {} //~ ERROR rust-call ABI is subject to change
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extern "efiapi" fn im10() {} //~ ERROR efiapi ABI is experimental and subject to change
5650
}
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5852
// Function pointer types
5953
type A1 = extern "rust-intrinsic" fn(); //~ ERROR intrinsics are subject to change
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type A2 = extern "platform-intrinsic" fn(); //~ ERROR platform intrinsics are experimental
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type A4 = extern "rust-call" fn(_: ()); //~ ERROR rust-call ABI is subject to change
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type A10 = extern "efiapi" fn(); //~ ERROR efiapi ABI is experimental and subject to change
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6457
// Foreign modules
6558
extern "rust-intrinsic" {} //~ ERROR intrinsics are subject to change
6659
extern "platform-intrinsic" {} //~ ERROR platform intrinsics are experimental
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extern "rust-call" {} //~ ERROR rust-call ABI is subject to change
68-
extern "efiapi" {} //~ ERROR efiapi ABI is experimental and subject to change

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