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authorAmanieu d'Antras <amanieu@gmail.com>2021-11-11 12:42:38 +0000
committerAmanieu d'Antras <amanieu@gmail.com>2021-12-07 23:54:09 +0000
commit908f300dd7878f6bcd0f5479c2db680067aec3d8 (patch)
treec48d6412586bef7702c7a5f4c2e35150c0bd5f52 /compiler/rustc_codegen_ssa/src
parent0b6f079e4987ded15c13a15b734e7cfb8176839f (diff)
downloadrust-908f300dd7878f6bcd0f5479c2db680067aec3d8.tar.gz
rust-908f300dd7878f6bcd0f5479c2db680067aec3d8.zip
Remove the reg_thumb register class for asm! on ARM
Also restricts r8-r14 from being used on Thumb1 targets as per #90736.
Diffstat (limited to 'compiler/rustc_codegen_ssa/src')
-rw-r--r--compiler/rustc_codegen_ssa/src/target_features.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_ssa/src/target_features.rs b/compiler/rustc_codegen_ssa/src/target_features.rs
index b4420df5df4..ba72e3cfafc 100644
--- a/compiler/rustc_codegen_ssa/src/target_features.rs
+++ b/compiler/rustc_codegen_ssa/src/target_features.rs
@@ -35,6 +35,7 @@ const ARM_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
     // since it should be enabled per-function using #[instruction_set], not
     // #[target_feature].
     ("thumb-mode", Some(sym::arm_target_feature)),
+    ("thumb2", Some(sym::arm_target_feature)),
 ];
 
 const AARCH64_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[