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| author | Manish Goregaokar <manishsmail@gmail.com> | 2021-08-10 12:06:59 -0700 |
|---|---|---|
| committer | Manish Goregaokar <manishsmail@gmail.com> | 2021-08-12 09:44:16 -0700 |
| commit | 4c0e4244614f0d1d548c353e695aa1e2a67da7d6 (patch) | |
| tree | 893610f12c98ce160d234c1e6ad2f726c4f009aa /compiler | |
| parent | fd116c806aaa59fabd2ab72398d35fc665e8226e (diff) | |
| download | rust-4c0e4244614f0d1d548c353e695aa1e2a67da7d6.tar.gz rust-4c0e4244614f0d1d548c353e695aa1e2a67da7d6.zip | |
Apply c_enum_min_bits = 8 to (arm|thumb)-none- platforms
Diffstat (limited to 'compiler')
7 files changed, 14 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs b/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs index c98a12cfc49..ed4779c0c02 100644 --- a/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armebv7r_none_eabi.rs @@ -20,6 +20,8 @@ pub fn target() -> Target { panic_strategy: PanicStrategy::Abort, max_atomic_width: Some(32), emit_debug_gdb_scripts: false, + // GCC and Clang default to 8 for arm-none here + c_enum_min_bits: 8, ..Default::default() }, } diff --git a/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs b/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs index 292635403fb..b60e2895d77 100644 --- a/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armebv7r_none_eabihf.rs @@ -21,6 +21,8 @@ pub fn target() -> Target { features: "+vfp3,-d32,-fp16".to_string(), max_atomic_width: Some(32), emit_debug_gdb_scripts: false, + // GCC and Clang default to 8 for arm-none here + c_enum_min_bits: 8, ..Default::default() }, } diff --git a/compiler/rustc_target/src/spec/armv7a_none_eabi.rs b/compiler/rustc_target/src/spec/armv7a_none_eabi.rs index 8bff60e9ed9..88040f49d9e 100644 --- a/compiler/rustc_target/src/spec/armv7a_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armv7a_none_eabi.rs @@ -28,6 +28,7 @@ pub fn target() -> Target { max_atomic_width: Some(64), panic_strategy: PanicStrategy::Abort, emit_debug_gdb_scripts: false, + c_enum_min_bits: 8, ..Default::default() }; Target { diff --git a/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs b/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs index ea2751e375e..af324843ced 100644 --- a/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armv7a_none_eabihf.rs @@ -19,6 +19,8 @@ pub fn target() -> Target { max_atomic_width: Some(64), panic_strategy: PanicStrategy::Abort, emit_debug_gdb_scripts: false, + // GCC and Clang default to 8 for arm-none here + c_enum_min_bits: 8, ..Default::default() }; Target { diff --git a/compiler/rustc_target/src/spec/armv7r_none_eabi.rs b/compiler/rustc_target/src/spec/armv7r_none_eabi.rs index c6955428055..c0e970983e7 100644 --- a/compiler/rustc_target/src/spec/armv7r_none_eabi.rs +++ b/compiler/rustc_target/src/spec/armv7r_none_eabi.rs @@ -19,6 +19,8 @@ pub fn target() -> Target { panic_strategy: PanicStrategy::Abort, max_atomic_width: Some(32), emit_debug_gdb_scripts: false, + // GCC and Clang default to 8 for arm-none here + c_enum_min_bits: 8, ..Default::default() }, } diff --git a/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs b/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs index 50c37021b74..b126887b27b 100644 --- a/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs +++ b/compiler/rustc_target/src/spec/armv7r_none_eabihf.rs @@ -20,6 +20,8 @@ pub fn target() -> Target { features: "+vfp3,-d32,-fp16".to_string(), max_atomic_width: Some(32), emit_debug_gdb_scripts: false, + // GCC and Clang default to 8 for arm-none here + c_enum_min_bits: 8, ..Default::default() }, } diff --git a/compiler/rustc_target/src/spec/thumb_base.rs b/compiler/rustc_target/src/spec/thumb_base.rs index bac1203980e..e2e528561e7 100644 --- a/compiler/rustc_target/src/spec/thumb_base.rs +++ b/compiler/rustc_target/src/spec/thumb_base.rs @@ -53,6 +53,9 @@ pub fn opts() -> TargetOptions { // LLVM is eager to trash the link register when calling `noreturn` functions, which // breaks debugging. Preserve LR by default to prevent that from happening. frame_pointer: FramePointer::Always, + // ARM supports multiple ABIs for enums, the linux one matches the default of 32 here + // but any arm-none or thumb-none target will be defaulted to 8 on GCC and clang + c_enum_min_bits: 8, ..Default::default() } } |