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Turn these two options in to trinary state so that they can be

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turned on and off separate from the platform if you're on darwin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162487 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2012-08-23 22:36:40 +00:00
parent c1610fa3c4
commit 20f47ab768
3 changed files with 43 additions and 16 deletions
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54
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -54,13 +54,29 @@ static cl::opt<bool> UnknownLocations("use-unknown-locations", cl::Hidden,
cl::desc("Make an absence of debug location information explicit."), cl::desc("Make an absence of debug location information explicit."),
cl::init(false)); cl::init(false));
static cl::opt<bool> DwarfAccelTables("dwarf-accel-tables", cl::Hidden, namespace {
cl::desc("Output prototype dwarf accelerator tables."), enum DefaultOnOff {
cl::init(false)); Default, Enable, Disable
};
}
static cl::opt<bool> DarwinGDBCompat("darwin-gdb-compat", cl::Hidden, static cl::opt<DefaultOnOff> DwarfAccelTables("dwarf-accel-tables", cl::Hidden,
cl::desc("Output prototype dwarf accelerator tables."),
cl::values(
clEnumVal(Default, "Default for platform"),
clEnumVal(Enable, "Enabled"),
clEnumVal(Disable, "Disabled"),
clEnumValEnd),
cl::init(Default));
static cl::opt<DefaultOnOff> DarwinGDBCompat("darwin-gdb-compat", cl::Hidden,
cl::desc("Compatibility with Darwin gdb."), cl::desc("Compatibility with Darwin gdb."),
cl::init(false)); cl::values(
clEnumVal(Default, "Default for platform"),
clEnumVal(Enable, "Enabled"),
clEnumVal(Disable, "Disabled"),
clEnumValEnd),
cl::init(Default));
namespace { namespace {
const char *DWARFGroupName = "DWARF Emission"; const char *DWARFGroupName = "DWARF Emission";
@ -141,13 +157,23 @@ DwarfDebug::DwarfDebug(AsmPrinter *A, Module *M)
// Turn on accelerator tables and older gdb compatibility // Turn on accelerator tables and older gdb compatibility
// for Darwin. // for Darwin.
if (Triple(M->getTargetTriple()).isOSDarwin()) { bool isDarwin = Triple(M->getTargetTriple()).isOSDarwin();
DwarfAccelTables = true; if (DarwinGDBCompat == Default) {
DarwinGDBCompat = true; if (isDarwin)
} isDarwinGDBCompat = true;
else
isDarwinGDBCompat = false;
} else
isDarwinGDBCompat = DarwinGDBCompat == Enable ? true : false;
if (DwarfAccelTables == Default) {
if (isDarwin)
hasDwarfAccelTables = true;
else
hasDwarfAccelTables = false;
} else
hasDwarfAccelTables = DwarfAccelTables == Enable ? true : false;
isDarwinGDBCompat = DarwinGDBCompat;
{ {
NamedRegionTimer T(DbgTimerName, DWARFGroupName, TimePassesIsEnabled); NamedRegionTimer T(DbgTimerName, DWARFGroupName, TimePassesIsEnabled);
beginModule(M); beginModule(M);
@ -826,7 +852,7 @@ void DwarfDebug::endModule() {
emitAbbreviations(); emitAbbreviations();
// Emit info into the dwarf accelerator table sections. // Emit info into the dwarf accelerator table sections.
if (DwarfAccelTables) { if (useDwarfAccelTables()) {
emitAccelNames(); emitAccelNames();
emitAccelObjC(); emitAccelObjC();
emitAccelNamespaces(); emitAccelNamespaces();
@ -836,7 +862,7 @@ void DwarfDebug::endModule() {
// Emit info into a debug pubtypes section. // Emit info into a debug pubtypes section.
// TODO: When we don't need the option anymore we can // TODO: When we don't need the option anymore we can
// remove all of the code that adds to the table. // remove all of the code that adds to the table.
if (DarwinGDBCompat) if (useDarwinGDBCompat())
emitDebugPubTypes(); emitDebugPubTypes();
// Emit info into a debug loc section. // Emit info into a debug loc section.
@ -855,7 +881,7 @@ void DwarfDebug::endModule() {
// TODO: When we don't need the option anymore we // TODO: When we don't need the option anymore we
// can remove all of the code that this section // can remove all of the code that this section
// depends upon. // depends upon.
if (DarwinGDBCompat) if (useDarwinGDBCompat())
emitDebugInlineInfo(); emitDebugInlineInfo();
// Emit info into a debug str section. // Emit info into a debug str section.

3
lib/CodeGen/AsmPrinter/DwarfDebug.h
View File

@ -309,7 +309,7 @@ class DwarfDebug {
// A holder for the DarwinGDBCompat flag so that the compile unit can use it. // A holder for the DarwinGDBCompat flag so that the compile unit can use it.
bool isDarwinGDBCompat; bool isDarwinGDBCompat;
bool hasDwarfAccelTables;
private: private:
/// assignAbbrevNumber - Define a unique number for the abbreviation. /// assignAbbrevNumber - Define a unique number for the abbreviation.
@ -527,6 +527,7 @@ public:
/// useDarwinGDBCompat - returns whether or not to limit some of our debug /// useDarwinGDBCompat - returns whether or not to limit some of our debug
/// output to the limitations of darwin gdb. /// output to the limitations of darwin gdb.
bool useDarwinGDBCompat() { return isDarwinGDBCompat; } bool useDarwinGDBCompat() { return isDarwinGDBCompat; }
bool useDwarfAccelTables() { return hasDwarfAccelTables; }
}; };
} // End of namespace llvm } // End of namespace llvm

2
test/DebugInfo/2010-04-13-PubType.ll
View File

@ -1,4 +1,4 @@
; RUN: llc -O0 -asm-verbose -darwin-gdb-compat -mtriple=x86_64-macosx < %s | FileCheck %s ; RUN: llc -O0 -asm-verbose -mtriple=x86_64-macosx < %s | FileCheck %s
; CHECK-NOT: .asciz "X" ## External Name ; CHECK-NOT: .asciz "X" ## External Name
; CHECK: .asciz "Y" ## External Name ; CHECK: .asciz "Y" ## External Name
; Test to check type with no definition is listed in pubtypes section. ; Test to check type with no definition is listed in pubtypes section.