[PATCH] D152729: Enable zbb for riscv android

[Phabricator via cfe-commits]

This revision was not accepted when it landed; it landed in state "Needs Review".
This revision was automatically updated to reflect the committed changes.
Closed by commit rG6bcf57f0b7ec: Enable zbb for riscv android (authored by AdityaK <1894981+hiraditya at users.noreply.github.com>).
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D152729/new/

https://reviews.llvm.org/D152729

Files:
  clang/lib/Driver/ToolChains/Arch/RISCV.cpp
  clang/test/Driver/riscv-features.c


Index: clang/test/Driver/riscv-features.c
===================================================================
--- clang/test/Driver/riscv-features.c
+++ clang/test/Driver/riscv-features.c
@@ -1,5 +1,7 @@
 // RUN: %clang --target=riscv32-unknown-elf -### %s -fsyntax-only 2>&1 | FileCheck %s
 // RUN: %clang --target=riscv64-unknown-elf -### %s -fsyntax-only 2>&1 | FileCheck %s
+// RUN: %clang --target=riscv64-linux-android -### %s -fsyntax-only 2>&1 | FileCheck %s -check-prefixes=ANDROID,DEFAULT
+// RUN: %clang -mabi=lp64d --target=riscv64-linux-android -### %s -fsyntax-only 2>&1 | FileCheck %s -check-prefixes=ANDROID,DEFAULT
 
 // CHECK: fno-signed-char
 
@@ -8,6 +10,7 @@
 // RUN: %clang --target=riscv32-unknown-elf -### %s -mrelax 2>&1 | FileCheck %s -check-prefix=RELAX
 // RUN: %clang --target=riscv32-unknown-elf -### %s -mno-relax 2>&1 | FileCheck %s -check-prefix=NO-RELAX
 
+// ANDROID: "-target-feature" "+zbb"
 // RELAX: "-target-feature" "+relax"
 // NO-RELAX: "-target-feature" "-relax"
 // DEFAULT: "-target-feature" "+relax"
Index: clang/lib/Driver/ToolChains/Arch/RISCV.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Arch/RISCV.cpp
+++ clang/lib/Driver/ToolChains/Arch/RISCV.cpp
@@ -292,8 +292,12 @@
       return "rv32e";
     else if (MABI.starts_with_insensitive("ilp32"))
       return "rv32imafdc";
-    else if (MABI.starts_with_insensitive("lp64"))
+    else if (MABI.starts_with_insensitive("lp64")) {
+      if (Triple.isAndroid())
+        return "rv64imafdc_zbb";
+
       return "rv64imafdc";
+    }
   }
 
   // 4. Choose a default based on the triple
@@ -309,6 +313,8 @@
   } else {
     if (Triple.getOS() == llvm::Triple::UnknownOS)
       return "rv64imac";
+    else if (Triple.isAndroid())
+      return "rv64imafdc_zbb";
     else
       return "rv64imafdc";
   }


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