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| author | tux3 <barrdetwix@gmail.com> | 2022-08-14 12:09:44 +0200 |
|---|---|---|
| committer | tux3 <barrdetwix@gmail.com> | 2022-08-14 12:09:44 +0200 |
| commit | be8fd0e59186f82318acac9381d304f21f4c715d (patch) | |
| tree | 2ec8714cf5704f91bee72bbc1bc44a87883815a2 | |
| parent | 2fbc08e2ce64dee45a29cb6133da6b32366268aa (diff) | |
| download | rust-be8fd0e59186f82318acac9381d304f21f4c715d.tar.gz rust-be8fd0e59186f82318acac9381d304f21f4c715d.zip | |
feat: Target features for 1st group of RISC-V Bitmanip extensions
These use the same names as LLVM and is_riscv_feature_detected!: - zba (address generation instructions) - zbb (basic bit manipulation) - zbc (carry-less multiplication) - zbs (single-bit manipulation)
| -rw-r--r-- | compiler/rustc_codegen_ssa/src/target_features.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_ssa/src/target_features.rs b/compiler/rustc_codegen_ssa/src/target_features.rs index ecad0518533..9062a83b8be 100644 --- a/compiler/rustc_codegen_ssa/src/target_features.rs +++ b/compiler/rustc_codegen_ssa/src/target_features.rs @@ -227,6 +227,10 @@ const RISCV_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[ ("zhinxmin", Some(sym::riscv_target_feature)), ("zfh", Some(sym::riscv_target_feature)), ("zfhmin", Some(sym::riscv_target_feature)), + ("zba", Some(sym::riscv_target_feature)), + ("zbb", Some(sym::riscv_target_feature)), + ("zbc", Some(sym::riscv_target_feature)), + ("zbs", Some(sym::riscv_target_feature)), ("zbkb", Some(sym::riscv_target_feature)), ("zbkc", Some(sym::riscv_target_feature)), ("zbkx", Some(sym::riscv_target_feature)), |