Merging upstream version 1.75.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

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
new file mode 100644
index 000000000..014560d22
--- /dev/null
+++ b/compiler/rustc_target/src/spec/targets/aarch64_apple_watchos_sim.rs
@@ -0,0 +1,34 @@
+use crate::spec::base::apple::{opts, watchos_sim_llvm_target, Arch};
+use crate::spec::{FramePointer, Target, TargetOptions};
+
+pub fn target() -> Target {
+    let arch = Arch::Arm64_sim;
+    Target {
+        // Clang automatically chooses a more specific target based on
+        // WATCHOS_DEPLOYMENT_TARGET.
+        // This is required for the simulator target to pick the right
+        // MACH-O commands, so we do too.
+        llvm_target: watchos_sim_llvm_target(arch).into(),
+        pointer_width: 64,
+        data_layout: "e-m:o-i64:64-i128:128-n32:64-S128".into(),
+        arch: arch.target_arch(),
+        options: TargetOptions {
+            features: "+neon,+fp-armv8,+apple-a7".into(),
+            max_atomic_width: Some(128),
+            forces_embed_bitcode: true,
+            frame_pointer: FramePointer::NonLeaf,
+            // Taken from a clang build on Xcode 11.4.1.
+            // These arguments are not actually invoked - they just have
+            // to look right to pass App Store validation.
+            bitcode_llvm_cmdline: "-triple\0\
+                arm64-apple-watchos5.0-simulator\0\
+                -emit-obj\0\
+                -disable-llvm-passes\0\
+                -target-abi\0\
+                darwinpcs\0\
+                -Os\0"
+                .into(),
+            ..opts("watchos", arch)
+        },
+    }
+}