compiler: set Apple frame pointers by architecture

Apple targets can now overriding this configuration and instead use the
default based on their architecture, which means aarch64 targets now
have less frame pointers in leaf functions.

16 files changed, 23 insertions, 36 deletions

diff --git a/compiler/rustc_target/src/spec/base/apple/mod.rs b/compiler/rustc_target/src/spec/base/apple/mod.rs
index 46fcd7d5c51..aa6d1ec7009 100644
--- a/compiler/rustc_target/src/spec/base/apple/mod.rs
+++ b/compiler/rustc_target/src/spec/base/apple/mod.rs
@@ -124,7 +124,13 @@ pub(crate) fn base(
         // to v4, so we do the same.
         // https://github.com/llvm/llvm-project/blob/378778a0d10c2f8d5df8ceff81f95b6002984a4b/clang/lib/Driver/ToolChains/Darwin.cpp#L1203
         default_dwarf_version: 4,
-        frame_pointer: FramePointer::Always,
+        frame_pointer: match arch {
+            // clang ignores `-fomit-frame-pointer` for Armv7, it only accepts `-momit-leaf-frame-pointer`
+            Armv7k | Armv7s => FramePointer::Always,
+            // clang supports omitting frame pointers for the rest, but... don't?
+            Arm64 | Arm64e | Arm64_32 => FramePointer::NonLeaf,
+            I386 | I686 | X86_64 | X86_64h => FramePointer::Always,
+        },
         has_rpath: true,
         dll_suffix: ".dylib".into(),
         archive_format: "darwin".into(),
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_darwin.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_darwin.rs
index 6587abb2ba7..4dd39877715 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_darwin.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_darwin.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("macos", Arch::Arm64, TargetAbi::Normal);
@@ -17,7 +17,6 @@ pub(crate) fn target() -> Target {
         arch,
         options: TargetOptions {
             mcount: "\u{1}mcount".into(),
-            frame_pointer: FramePointer::NonLeaf,
             cpu: "apple-m1".into(),
             max_atomic_width: Some(128),
             // FIXME: The leak sanitizer currently fails the tests, see #88132.
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_ios.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_ios.rs
index 183a6c6f2d7..769a7b6c391 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_ios.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_ios.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("ios", Arch::Arm64, TargetAbi::Normal);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a7".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             supported_sanitizers: SanitizerSet::ADDRESS | SanitizerSet::THREAD,
             ..opts
         },
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_macabi.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_macabi.rs
index ce9ae03e699..4bb2f73e4f9 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_macabi.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_macabi.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("ios", Arch::Arm64, TargetAbi::MacCatalyst);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a12".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             supported_sanitizers: SanitizerSet::ADDRESS | SanitizerSet::LEAK | SanitizerSet::THREAD,
             ..opts
         },
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_sim.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_sim.rs
index 4405e3fec02..7d04034e759 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_sim.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_ios_sim.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("ios", Arch::Arm64, TargetAbi::Simulator);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a7".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             supported_sanitizers: SanitizerSet::ADDRESS | SanitizerSet::THREAD,
             ..opts
         },
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos.rs
index 037685db1b3..ec92a40e255 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, Target, TargetMetadata, TargetOptions};
+use crate::spec::{Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("tvos", Arch::Arm64, TargetAbi::Normal);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a7".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             ..opts
         },
     }
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos_sim.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos_sim.rs
index a386220e6fc..74fbe5a89ca 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos_sim.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_tvos_sim.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, Target, TargetMetadata, TargetOptions};
+use crate::spec::{Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("tvos", Arch::Arm64, TargetAbi::Simulator);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a7".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             ..opts
         },
     }
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos.rs
index 2c1dfdd55ed..dc595fbe7b6 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("visionos", Arch::Arm64, TargetAbi::Normal);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a16".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             supported_sanitizers: SanitizerSet::ADDRESS | SanitizerSet::THREAD,
             ..opts
         },
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos_sim.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos_sim.rs
index c0b8b409797..06ff1bfb2f0 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos_sim.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_visionos_sim.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("visionos", Arch::Arm64, TargetAbi::Simulator);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a16".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             supported_sanitizers: SanitizerSet::ADDRESS | SanitizerSet::THREAD,
             ..opts
         },
diff --git a/compiler/rustc_target/src/spec/targets/aarch64_apple_watchos_sim.rs b/compiler/rustc_target/src/spec/targets/aarch64_apple_watchos_sim.rs
index 62968f5b555..bad9f6c1485 100644
--- a/compiler/rustc_target/src/spec/targets/aarch64_apple_watchos_sim.rs
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_watchos_sim.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, Target, TargetMetadata, TargetOptions};
+use crate::spec::{Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("watchos", Arch::Arm64, TargetAbi::Simulator);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a7".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             ..opts
         },
     }
diff --git a/compiler/rustc_target/src/spec/targets/arm64e_apple_darwin.rs b/compiler/rustc_target/src/spec/targets/arm64e_apple_darwin.rs
index 79b95dbde52..326f2b16d59 100644
--- a/compiler/rustc_target/src/spec/targets/arm64e_apple_darwin.rs
+++ b/compiler/rustc_target/src/spec/targets/arm64e_apple_darwin.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("macos", Arch::Arm64e, TargetAbi::Normal);
@@ -17,7 +17,6 @@ pub(crate) fn target() -> Target {
         arch,
         options: TargetOptions {
             mcount: "\u{1}mcount".into(),
-            frame_pointer: FramePointer::NonLeaf,
             cpu: "apple-m1".into(),
             max_atomic_width: Some(128),
             // FIXME: The leak sanitizer currently fails the tests, see #88132.
diff --git a/compiler/rustc_target/src/spec/targets/arm64e_apple_ios.rs b/compiler/rustc_target/src/spec/targets/arm64e_apple_ios.rs
index 848dbeec199..01c6f0b888d 100644
--- a/compiler/rustc_target/src/spec/targets/arm64e_apple_ios.rs
+++ b/compiler/rustc_target/src/spec/targets/arm64e_apple_ios.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("ios", Arch::Arm64e, TargetAbi::Normal);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a12,+v8.3a,+pauth".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             supported_sanitizers: SanitizerSet::ADDRESS | SanitizerSet::THREAD,
             ..opts
         },
diff --git a/compiler/rustc_target/src/spec/targets/arm64e_apple_tvos.rs b/compiler/rustc_target/src/spec/targets/arm64e_apple_tvos.rs
index 3dbe169e826..cad3650bda1 100644
--- a/compiler/rustc_target/src/spec/targets/arm64e_apple_tvos.rs
+++ b/compiler/rustc_target/src/spec/targets/arm64e_apple_tvos.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, Target, TargetMetadata, TargetOptions};
+use crate::spec::{Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("tvos", Arch::Arm64e, TargetAbi::Normal);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             features: "+neon,+fp-armv8,+apple-a12,+v8.3a,+pauth".into(),
             max_atomic_width: Some(128),
-            frame_pointer: FramePointer::NonLeaf,
             ..opts
         },
     }
diff --git a/compiler/rustc_target/src/spec/targets/i686_apple_darwin.rs b/compiler/rustc_target/src/spec/targets/i686_apple_darwin.rs
index 161db9a08bb..d1339c57b00 100644
--- a/compiler/rustc_target/src/spec/targets/i686_apple_darwin.rs
+++ b/compiler/rustc_target/src/spec/targets/i686_apple_darwin.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, Target, TargetMetadata, TargetOptions};
+use crate::spec::{Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("macos", Arch::I686, TargetAbi::Normal);
@@ -16,11 +16,6 @@ pub(crate) fn target() -> Target {
             i128:128-f64:32:64-f80:128-n8:16:32-S128"
             .into(),
         arch,
-        options: TargetOptions {
-            mcount: "\u{1}mcount".into(),
-            max_atomic_width: Some(64),
-            frame_pointer: FramePointer::Always,
-            ..opts
-        },
+        options: TargetOptions { mcount: "\u{1}mcount".into(), max_atomic_width: Some(64), ..opts },
     }
 }
diff --git a/compiler/rustc_target/src/spec/targets/x86_64_apple_darwin.rs b/compiler/rustc_target/src/spec/targets/x86_64_apple_darwin.rs
index 64c17054780..eba595ba7dd 100644
--- a/compiler/rustc_target/src/spec/targets/x86_64_apple_darwin.rs
+++ b/compiler/rustc_target/src/spec/targets/x86_64_apple_darwin.rs
@@ -1,5 +1,5 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (opts, llvm_target, arch) = base("macos", Arch::X86_64, TargetAbi::Normal);
@@ -18,7 +18,6 @@ pub(crate) fn target() -> Target {
         options: TargetOptions {
             mcount: "\u{1}mcount".into(),
             max_atomic_width: Some(128), // penryn+ supports cmpxchg16b
-            frame_pointer: FramePointer::Always,
             supported_sanitizers: SanitizerSet::ADDRESS
                 | SanitizerSet::CFI
                 | SanitizerSet::LEAK
diff --git a/compiler/rustc_target/src/spec/targets/x86_64h_apple_darwin.rs b/compiler/rustc_target/src/spec/targets/x86_64h_apple_darwin.rs
index 11010b7d92f..e64556c4132 100644
--- a/compiler/rustc_target/src/spec/targets/x86_64h_apple_darwin.rs
+++ b/compiler/rustc_target/src/spec/targets/x86_64h_apple_darwin.rs
@@ -1,10 +1,9 @@
 use crate::spec::base::apple::{Arch, TargetAbi, base};
-use crate::spec::{FramePointer, SanitizerSet, Target, TargetMetadata, TargetOptions};
+use crate::spec::{SanitizerSet, Target, TargetMetadata, TargetOptions};
 
 pub(crate) fn target() -> Target {
     let (mut opts, llvm_target, arch) = base("macos", Arch::X86_64h, TargetAbi::Normal);
     opts.max_atomic_width = Some(128);
-    opts.frame_pointer = FramePointer::Always;
     opts.supported_sanitizers =
         SanitizerSet::ADDRESS | SanitizerSet::CFI | SanitizerSet::LEAK | SanitizerSet::THREAD;