[llvm-commits] [llvm-gcc-4.2] r63639 - in /llvm-gcc-4.2/trunk/gcc: config/darwin.h llvm-backend.cpp llvm-debug.cpp

[Devang Patel]

Author: dpatel
Date: Tue Feb  3 12:20:26 2009
New Revision: 63639

URL: http://llvm.org/viewvc/llvm-project?rev=63639&view=rev
Log:
Enable debug info at -O1+. 

However, for now, do not emit variable and line number info at -O1+.

Modified:
    llvm-gcc-4.2/trunk/gcc/config/darwin.h
    llvm-gcc-4.2/trunk/gcc/llvm-backend.cpp
    llvm-gcc-4.2/trunk/gcc/llvm-debug.cpp

Modified: llvm-gcc-4.2/trunk/gcc/config/darwin.h
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/config/darwin.h?rev=63639&r1=63638&r2=63639&view=diff

==============================================================================
--- llvm-gcc-4.2/trunk/gcc/config/darwin.h (original)
+++ llvm-gcc-4.2/trunk/gcc/config/darwin.h Tue Feb  3 12:20:26 2009
@@ -340,7 +340,6 @@
    specifying the handling of options understood by generic Unix
    linkers, and for positional arguments like libraries.  */
 /* APPLE LOCAL begin mainline */
-#ifdef ENABLE_LLVM
 #define LINK_COMMAND_SPEC "\
 %{!fdump=*:%{!fsyntax-only:%{!precomp:%{!c:%{!M:%{!MM:%{!E:%{!S:\
     %(linker) %l %X %{d} %{s} %{t} %{Z} %{u*} \
@@ -359,29 +358,7 @@
 %{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
 "/* APPLE LOCAL end mainline 4.3 2006-10-31 4370146 */"\
     %{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm: \
-    %{!O: %{!O1: %{!O2: %{!O3: %{!O4: %{!Os: \
-"/* LLVM LOCAL do not use dsymutil with -O1 or higher */"\
-    %{g*:%{!gstabs*:%{!g0: dsymutil %{o*:%*}%{!o:a.out}}}}}}}}}}}}}}}}}}"
-#else
-#define LINK_COMMAND_SPEC "\
-%{!fdump=*:%{!fsyntax-only:%{!precomp:%{!c:%{!M:%{!MM:%{!E:%{!S:\
-    %(linker) %l %X %{d} %{s} %{t} %{Z} %{u*} \
-    %{A} %{e*} %{m} %{r} %{x} \
-    %{o*}%{!o:-o a.out} \
-    %{!A:%{!nostdlib:%{!nostartfiles:%S}}} \
-    %{L*} %{fopenmp:%:include(libgomp.spec)%(link_gomp)}   \
-"/* APPLE LOCAL add fcreate-profile */"\
-    %(link_libgcc) %o %{fprofile-arcs|fprofile-generate|fcreate-profile|coverage:-lgcov} \
-"/* APPLE LOCAL nested functions 4357979  */"\
-    %{fnested-functions: -allow_stack_execute} \
-    %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %G %L}} \
-"/* APPLE LOCAL begin mainline 4.3 2006-10-31 4370146 */"\
-    %{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} %{F*} }}}}}}}}\n\
-%{!fdump=*:%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
-"/* APPLE LOCAL end mainline 4.3 2006-10-31 4370146 */"\
-    %{.c|.cc|.C|.cpp|.cp|.c++|.cxx|.CPP|.m|.mm: \
     %{g*:%{!gstabs*:%{!g0: dsymutil %{o*:%*}%{!o:a.out}}}}}}}}}}}}"
-#endif
 /* APPLE LOCAL end mainline */
 
 #ifdef TARGET_SYSTEM_ROOT

Modified: llvm-gcc-4.2/trunk/gcc/llvm-backend.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/llvm-backend.cpp?rev=63639&r1=63638&r2=63639&view=diff

==============================================================================
--- llvm-gcc-4.2/trunk/gcc/llvm-backend.cpp (original)
+++ llvm-gcc-4.2/trunk/gcc/llvm-backend.cpp Tue Feb  3 12:20:26 2009
@@ -251,7 +251,7 @@
 
   // FIXME - Do not disable debug info while writing pch.
   if (!flag_pch_file &&
-      !optimize && debug_info_level > DINFO_LEVEL_NONE)
+      debug_info_level > DINFO_LEVEL_NONE)
     TheDebugInfo = new DebugInfo(TheModule);
 }
 
@@ -288,8 +288,7 @@
   delete MB;
 
   // FIXME - Do not disable debug info while writing pch.
-  if (!flag_pch_file &&
-      !optimize && debug_info_level > DINFO_LEVEL_NONE)
+  if (!flag_pch_file && debug_info_level > DINFO_LEVEL_NONE)
     TheDebugInfo = new DebugInfo(TheModule);
 
   if (!TheModule) {

Modified: llvm-gcc-4.2/trunk/gcc/llvm-debug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/llvm-debug.cpp?rev=63639&r1=63638&r2=63639&view=diff

==============================================================================
--- llvm-gcc-4.2/trunk/gcc/llvm-debug.cpp (original)
+++ llvm-gcc-4.2/trunk/gcc/llvm-debug.cpp Tue Feb  3 12:20:26 2009
@@ -298,6 +298,11 @@
 /// region - "llvm.dbg.declare."
 void DebugInfo::EmitDeclare(tree decl, unsigned Tag, const char *Name,
                             tree type, Value *AI, BasicBlock *CurBB) {
+
+  // Do not emit variable declaration info, for now.
+  if (optimize)
+    return;
+
   // Ignore compiler generated temporaries.
   if (DECL_IGNORED_P(decl))
     return;
@@ -319,6 +324,11 @@
 /// EmitStopPoint - Emit a call to llvm.dbg.stoppoint to indicate a change of 
 /// source line - "llvm.dbg.stoppoint."
 void DebugInfo::EmitStopPoint(Function *Fn, BasicBlock *CurBB) {
+
+  // Do not emit line number info, for now.
+  if (optimize)
+    return;
+
   // Don't bother if things are the same as last time.
   if (PrevLineNo == CurLineNo &&
       PrevBB == CurBB &&