Author: compnerd
Date: Mon Apr 11 22:05:03 2016
New Revision: 266039
URL: http://llvm.org/viewvc/llvm-project?rev=266039&view=rev
Log:
Basic: fix profiling with GNU EABI
The GNU profiling support indicates that the interface is `_mcount` rather than
`mcount`. Conditionalise the behaviour according to the `-meabi gnu` flag.
Resolves PR27311
Modified:
cfe/trunk/lib/Basic/Targets.cpp
cfe/trunk/test/Frontend/gnu-mcount.c
Modified: cfe/trunk/lib/Basic/Targets.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Basic/Targets.cpp?rev=266039&r1=266038&r2=266039&view=diff
==============================================================================
--- cfe/trunk/lib/Basic/Targets.cpp (original)
+++ cfe/trunk/lib/Basic/Targets.cpp Mon Apr 11 22:05:03 2016
@@ -5464,6 +5464,10 @@ public:
// AArch64 targets default to using the ARM C++ ABI.
TheCXXABI.set(TargetCXXABI::GenericAArch64);
+
+ if (Triple.getOS() == llvm::Triple::Linux ||
+ Triple.getOS() == llvm::Triple::UnknownOS)
+ this->MCountName = Opts.EABIVersion == "gnu" ? "\01_mcount" : "mcount";
}
StringRef getABI() const override { return ABI; }
Modified: cfe/trunk/test/Frontend/gnu-mcount.c
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Frontend/gnu-mcount.c?rev=266039&r1=266038&r2=266039&view=diff
==============================================================================
--- cfe/trunk/test/Frontend/gnu-mcount.c (original)
+++ cfe/trunk/test/Frontend/gnu-mcount.c Mon Apr 11 22:05:03 2016
@@ -1,23 +1,23 @@
// RUN: %clang -target armv7-unknown-none-eabi -pg -S -emit-llvm -o - %s |
FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI
// RUN: %clang -target armv7-unknown-none-eabi -pg -meabi gnu -S -emit-llvm -o
- %s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI-MEABI-GNU
// RUN: %clang -target aarch64-unknown-none-eabi -pg -S -emit-llvm -o - %s |
FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
-// RUN: %clang -target aarch64-unknown-none-eabi -pg -meabi gnu -S -emit-llvm
-o - %s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
+// RUN: %clang -target aarch64-unknown-none-eabi -pg -meabi gnu -S -emit-llvm
-o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-MEABI-GNU
// RUN: %clang -target armv7-unknown-linux-gnueabi -pg -S -emit-llvm -o - %s |
FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI
// RUN: %clang -target armv7-unknown-linux-gnueabi -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-MEABI-GNU
// RUN: %clang -target aarch64-unknown-linux-gnueabi -pg -S -emit-llvm -o - %s
| FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
-// RUN: %clang -target aarch64-unknown-linux-gnueabi -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI
+// RUN: %clang -target aarch64-unknown-linux-gnueabi -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-MEABI-GNU
// RUN: %clang -target armv7-unknown-linux-gnueabihf -pg -S -emit-llvm -o - %s
| FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI
// RUN: %clang -target armv7-unknown-linux-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-MEABI-GNU
// RUN: %clang -target aarch64-unknown-linux-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
-// RUN: %clang -target aarch64-unknown-linux-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI
+// RUN: %clang -target aarch64-unknown-linux-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-MEABI-GNU
// RUN: %clang -target armv7-unknown-freebsd-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI-FREEBSD
// RUN: %clang -target armv7-unknown-freebsd-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-FREEBSD
// RUN: %clang -target aarch64-unknown-freebsd-gnueabihf -pg -S -emit-llvm -o
- %s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI-FREEBSD
// RUN: %clang -target aarch64-unknown-freebsd-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-FREEBSD
// RUN: %clang -target armv7-unknown-openbsd-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI-OPENBSD
// RUN: %clang -target armv7-unknown-openbsd-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-OPENBSD
-// RUN: %clang -target aarch64-unknown-openbsd-gnueabihf -pg -S -emit-llvm -o
- %s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
-// RUN: %clang -target aarch64-unknown-openbsd-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI
+// RUN: %clang -target aarch64-unknown-openbsd-gnueabihf -pg -S -emit-llvm -o
- %s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI-OPENBSD
+// RUN: %clang -target aarch64-unknown-openbsd-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-OPENBSD
// RUN: %clang -target armv7-unknown-netbsd-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI-NETBSD
// RUN: %clang -target armv7-unknown-netbsd-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-NETBSD
// RUN: %clang -target aarch64-unknown-netbsd-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI-NETBSD
@@ -28,16 +28,16 @@
// RUN: %clang -target arm64-apple-ios -pg -meabi gnu -S -emit-llvm -o - %s |
FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-IOS
// RUN: %clang -target armv7-unknown-bitrig-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI-BIGRIG
// RUN: %clang -target armv7-unknown-bitrig-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-BIGRIG
-// RUN: %clang -target aarch64-unknown-bitrig-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
-// RUN: %clang -target aarch64-unknown-bitrig-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI
+// RUN: %clang -target aarch64-unknown-bitrig-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI-BITRIG
+// RUN: %clang -target aarch64-unknown-bitrig-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-BITRIG
// RUN: %clang -target armv7-unknown-rtems-gnueabihf -pg -S -emit-llvm -o - %s
| FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI-RTEMS
// RUN: %clang -target armv7-unknown-rtems-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-RTEMS
-// RUN: %clang -target aarch64-unknown-rtems-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
-// RUN: %clang -target aarch64-unknown-rtems-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI
+// RUN: %clang -target aarch64-unknown-rtems-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI-RTEMS
+// RUN: %clang -target aarch64-unknown-rtems-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-RTEMS
// RUN: %clang -target armv7-unknown-cloudabi-gnueabihf -pg -S -emit-llvm -o -
%s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM-EABI-CLOUDABI
// RUN: %clang -target armv7-unknown-cloudabi-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM-EABI-CLOUDABI
-// RUN: %clang -target aarch64-unknown-cloudabi-gnueabihf -pg -S -emit-llvm -o
- %s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI
-// RUN: %clang -target aarch64-unknown-cloudabi-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI
+// RUN: %clang -target aarch64-unknown-cloudabi-gnueabihf -pg -S -emit-llvm -o
- %s | FileCheck %s -check-prefix CHECK -check-prefix CHECK-ARM64-EABI-CLOUDABI
+// RUN: %clang -target aarch64-unknown-cloudabi-gnueabihf -meabi gnu -pg -S
-emit-llvm -o - %s | FileCheck %s -check-prefix CHECK -check-prefix
CHECK-ARM64-EABI-CLOUDABI
int f() {
return 0;
@@ -49,6 +49,7 @@ int f() {
// CHECK-ARM-EABI: call void @"\01mcount"()
// CHECK-ARM-EABI-NOT: call void @"\01__gnu_mcount_nc"()
// CHECK-ARM64-EABI: call void @mcount()
+// CHECK-ARM64-EABI-MEABI-GNU: call void @"\01_mcount"()
// CHECK-ARM64-EABI-NOT: call void @"\01__gnu_mcount_nc"()
// CHECK-ARM-EABI-FREEBSD: call void @__mcount()
// CHECK-ARM-EABI-FREEBSD-NOT: call void @"\01__gnu_mcount_nc"()
@@ -58,11 +59,20 @@ int f() {
// CHECK-ARM-EABI-NETBSD-NOT: call void @"\01__gnu_mcount_nc"()
// CHECK-ARM-EABI-OPENBSD: call void @__mcount()
// CHECK-ARM-EABI-OPENBSD-NOT: call void @"\01__gnu_mcount_nc"()
+// CHECK-ARM64-EABI-OPENBSD: call void @mcount()
+// CHECK-ARM64-EABI-OPENBSD-NOT: call void @"\01__gnu_mcount_nc"()
// CHECK-ARM-EABI-MEABI-GNU-NOT: call void @mcount()
// CHECK-ARM-EABI-MEABI-GNU: call void @"\01__gnu_mcount_nc"()
// CHECK-ARM-EABI-BITRIG: call void @__mcount()
// CHECK-ARM-EABI-BITRIG-NOT: call void @"\01__gnu_mcount_nc"()
+// CHECK-ARM54-EABI-BITRIG: call void @mcount()
+// CHECK-ARM54-EABI-BITRIG-NOT: call void @"\01__gnu_mcount_nc"()
// CHECK-ARM-EABI-RTEMS: call void @mcount()
// CHECK-ARM-EABI-RTEMS-NOT: call void @"\01__gnu_mcount_nc"()
+// CHECK-ARM64-EABI-RTEMS: call void @mcount()
+// CHECK-ARM64-EABI-RTEMS-NOT: call void @"\01__gnu_mcount_nc"()
// CHECK-ARM-EABI-CLOUDABI: call void @mcount()
// CHECK-ARM-EABI-CLOUDABI-NOT: call void @"\01__gnu_mcount_nc"()
+// CHECK-ARM64-EABI-CLOUDABI: call void @mcount()
+// CHECK-ARM64-EABI-CLOUDABI-NOT: call void @"\01__gnu_mcount_nc"()
+
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