From 55907d1274ce715b92d584e305e0708e333a33c0 Mon Sep 17 00:00:00 2001 From: Benjamin Kramer Date: Wed, 29 Aug 2012 22:57:00 +0000 Subject: Replace the BUILTIN_EXPECT macro with a less horrible LLVM_LIKELY/LLVM_UNLIKELY interface. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162873 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Support/raw_ostream.cpp | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'lib/Support/raw_ostream.cpp') diff --git a/lib/Support/raw_ostream.cpp b/lib/Support/raw_ostream.cpp index fa69c2d..7cd5364 100644 --- a/lib/Support/raw_ostream.cpp +++ b/lib/Support/raw_ostream.cpp @@ -266,8 +266,8 @@ void raw_ostream::flush_nonempty() { raw_ostream &raw_ostream::write(unsigned char C) { // Group exceptional cases into a single branch. - if (BUILTIN_EXPECT(OutBufCur >= OutBufEnd, false)) { - if (BUILTIN_EXPECT(!OutBufStart, false)) { + if (LLVM_UNLIKELY(OutBufCur >= OutBufEnd)) { + if (LLVM_UNLIKELY(!OutBufStart)) { if (BufferMode == Unbuffered) { write_impl(reinterpret_cast(&C), 1); return *this; @@ -286,8 +286,8 @@ raw_ostream &raw_ostream::write(unsigned char C) { raw_ostream &raw_ostream::write(const char *Ptr, size_t Size) { // Group exceptional cases into a single branch. - if (BUILTIN_EXPECT(size_t(OutBufEnd - OutBufCur) < Size, false)) { - if (BUILTIN_EXPECT(!OutBufStart, false)) { + if (LLVM_UNLIKELY(size_t(OutBufEnd - OutBufCur) < Size)) { + if (LLVM_UNLIKELY(!OutBufStart)) { if (BufferMode == Unbuffered) { write_impl(Ptr, Size); return *this; @@ -302,7 +302,7 @@ raw_ostream &raw_ostream::write(const char *Ptr, size_t Size) { // If the buffer is empty at this point we have a string that is larger // than the buffer. Directly write the chunk that is a multiple of the // preferred buffer size and put the remainder in the buffer. - if (BUILTIN_EXPECT(OutBufCur == OutBufStart, false)) { + if (LLVM_UNLIKELY(OutBufCur == OutBufStart)) { size_t BytesToWrite = Size - (Size % NumBytes); write_impl(Ptr, BytesToWrite); copy_to_buffer(Ptr + BytesToWrite, Size - BytesToWrite); @@ -523,7 +523,7 @@ void raw_fd_ostream::write_impl(const char *Ptr, size_t Size) { ssize_t ret; // Check whether we should attempt to use atomic writes. - if (BUILTIN_EXPECT(!UseAtomicWrites, true)) { + if (LLVM_LIKELY(!UseAtomicWrites)) { ret = ::write(FD, Ptr, Size); } else { // Use ::writev() where available. -- cgit v1.1