[PATCH] D26415: [XRay] Support AArch64 in Clang

[Serge Rogatch via cfe-commits]

rSerge updated this revision to Diff 78216.
rSerge added a comment.

Rebased to the latest version of LLVM sources.


https://reviews.llvm.org/D26415

Files:
  lib/Driver/Tools.cpp
  test/Driver/XRay/xray-instrument-cpu.c
  test/Driver/XRay/xray-instrument-os.c


Index: test/Driver/XRay/xray-instrument-os.c
===================================================================
--- test/Driver/XRay/xray-instrument-os.c
+++ test/Driver/XRay/xray-instrument-os.c
@@ -1,4 +1,4 @@
 // RUN: not %clang -o /dev/null -v -fxray-instrument -c %s
 // XFAIL: -linux-
-// REQUIRES-ANY: amd64, x86_64, x86_64h, arm
+// REQUIRES-ANY: amd64, x86_64, x86_64h, arm, aarch64, arm64
 typedef int a;
Index: test/Driver/XRay/xray-instrument-cpu.c
===================================================================
--- test/Driver/XRay/xray-instrument-cpu.c
+++ test/Driver/XRay/xray-instrument-cpu.c
@@ -1,4 +1,4 @@
 // RUN: not %clang -o /dev/null -v -fxray-instrument -c %s
-// XFAIL: amd64-, x86_64-, x86_64h-, arm
+// XFAIL: amd64-, x86_64-, x86_64h-, arm, aarch64, arm64
 // REQUIRES: linux
 typedef int a;
Index: lib/Driver/Tools.cpp
===================================================================
--- lib/Driver/Tools.cpp
+++ lib/Driver/Tools.cpp
@@ -4900,14 +4900,20 @@
   if (Args.hasFlag(options::OPT_fxray_instrument,
                    options::OPT_fnoxray_instrument, false)) {
     const char *const XRayInstrumentOption = "-fxray-instrument";
-    if (Triple.getOS() == llvm::Triple::Linux &&
-        (Triple.getArch() == llvm::Triple::arm ||
-         Triple.getArch() == llvm::Triple::x86_64)) {
-      // Supported.
-    } else {
+    if (Triple.getOS() == llvm::Triple::Linux)
+      switch (Triple.getArch()) {
+      case llvm::Triple::x86_64:
+      case llvm::Triple::arm:
+      case llvm::Triple::aarch64:
+        // Supported.
+        break;
+      default:
+        D.Diag(diag::err_drv_clang_unsupported)
+            << (std::string(XRayInstrumentOption) + " on " + Triple.str());
+      }
+    else
       D.Diag(diag::err_drv_clang_unsupported)
-          << (std::string(XRayInstrumentOption) + " on " + Triple.str());
-    }
+          << (std::string(XRayInstrumentOption) + " on non-Linux target OS");
     CmdArgs.push_back(XRayInstrumentOption);
     if (const Arg *A =
             Args.getLastArg(options::OPT_fxray_instruction_threshold_,


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