[llvm-commits] [llvm] r44819 - /llvm/trunk/lib/Target/X86/X86JITInfo.cpp

[Anton Korobeynikov]

Author: asl
Date: Mon Dec 10 17:08:35 2007
New Revision: 44819

URL: http://llvm.org/viewvc/llvm-project?rev=44819&view=rev
Log:
Clarify the need of CFI() stuff

Modified:
    llvm/trunk/lib/Target/X86/X86JITInfo.cpp

Modified: llvm/trunk/lib/Target/X86/X86JITInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86JITInfo.cpp?rev=44819&r1=44818&r2=44819&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86JITInfo.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86JITInfo.cpp Mon Dec 10 17:08:35 2007
@@ -47,6 +47,9 @@
 #define GETASMPREFIX(X) GETASMPREFIX2(X)
 #define ASMPREFIX GETASMPREFIX(__USER_LABEL_PREFIX__)
 
+// Provide a convenient way for disable usage of CFI directives.
+// This is needed for old/broken assemblers (for example, gas on
+// Darwin is pretty old and doesn't support these directives)
 #if defined(__APPLE__)
 # define CFI(x)
 #else