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-rw-r--r--lib/CodeGen/LLVMTargetMachine.cpp1
-rw-r--r--lib/MC/MCAsmStreamer.cpp48
-rw-r--r--lib/Target/PTX/PTXMCAsmStreamer.cpp2
-rw-r--r--lib/Target/PTX/PTXTargetMachine.cpp1
-rw-r--r--lib/Target/TargetMachine.cpp3
5 files changed, 49 insertions, 6 deletions
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index 8c2794a729..e1dad2efa9 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -149,6 +149,7 @@ bool LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
MCStreamer *S = getTarget().createAsmStreamer(*Context, Out,
getVerboseAsm(),
hasMCUseLoc(),
+ hasMCUseCFI(),
InstPrinter,
MCE, TAB,
ShowMCInst);
diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp
index 2538475e4e..b0b948e2b9 100644
--- a/lib/MC/MCAsmStreamer.cpp
+++ b/lib/MC/MCAsmStreamer.cpp
@@ -45,20 +45,20 @@ class MCAsmStreamer : public MCStreamer {
unsigned IsVerboseAsm : 1;
unsigned ShowInst : 1;
unsigned UseLoc : 1;
+ unsigned UseCFI : 1;
bool needsSet(const MCExpr *Value);
public:
MCAsmStreamer(MCContext &Context, formatted_raw_ostream &os,
- bool isVerboseAsm,
- bool useLoc,
+ bool isVerboseAsm, bool useLoc, bool useCFI,
MCInstPrinter *printer, MCCodeEmitter *emitter,
TargetAsmBackend *asmbackend,
bool showInst)
: MCStreamer(Context), OS(os), MAI(Context.getAsmInfo()),
InstPrinter(printer), Emitter(emitter), AsmBackend(asmbackend),
CommentStream(CommentToEmit), IsVerboseAsm(isVerboseAsm),
- ShowInst(showInst), UseLoc(useLoc) {
+ ShowInst(showInst), UseLoc(useLoc), UseCFI(useCFI) {
if (InstPrinter && IsVerboseAsm)
InstPrinter->setCommentStream(CommentStream);
}
@@ -740,6 +740,9 @@ void MCAsmStreamer::EmitDwarfLocDirective(unsigned FileNo, unsigned Line,
void MCAsmStreamer::EmitCFIStartProc() {
MCStreamer::EmitCFIStartProc();
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_startproc";
EmitEOL();
}
@@ -747,6 +750,9 @@ void MCAsmStreamer::EmitCFIStartProc() {
void MCAsmStreamer::EmitCFIEndProc() {
MCStreamer::EmitCFIEndProc();
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_endproc";
EmitEOL();
}
@@ -754,6 +760,9 @@ void MCAsmStreamer::EmitCFIEndProc() {
void MCAsmStreamer::EmitCFIDefCfa(int64_t Register, int64_t Offset) {
MCStreamer::EmitCFIDefCfa(Register, Offset);
+ if (!UseCFI)
+ return;
+
OS << ".cfi_def_cfa " << Register << ", " << Offset;
EmitEOL();
}
@@ -761,6 +770,9 @@ void MCAsmStreamer::EmitCFIDefCfa(int64_t Register, int64_t Offset) {
void MCAsmStreamer::EmitCFIDefCfaOffset(int64_t Offset) {
MCStreamer::EmitCFIDefCfaOffset(Offset);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_def_cfa_offset " << Offset;
EmitEOL();
}
@@ -768,6 +780,9 @@ void MCAsmStreamer::EmitCFIDefCfaOffset(int64_t Offset) {
void MCAsmStreamer::EmitCFIDefCfaRegister(int64_t Register) {
MCStreamer::EmitCFIDefCfaRegister(Register);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_def_cfa_register " << Register;
EmitEOL();
}
@@ -775,6 +790,9 @@ void MCAsmStreamer::EmitCFIDefCfaRegister(int64_t Register) {
void MCAsmStreamer::EmitCFIOffset(int64_t Register, int64_t Offset) {
this->MCStreamer::EmitCFIOffset(Register, Offset);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_offset " << Register << ", " << Offset;
EmitEOL();
}
@@ -783,6 +801,9 @@ void MCAsmStreamer::EmitCFIPersonality(const MCSymbol *Sym,
unsigned Encoding) {
MCStreamer::EmitCFIPersonality(Sym, Encoding);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_personality " << Encoding << ", " << *Sym;
EmitEOL();
}
@@ -790,6 +811,9 @@ void MCAsmStreamer::EmitCFIPersonality(const MCSymbol *Sym,
void MCAsmStreamer::EmitCFILsda(const MCSymbol *Sym, unsigned Encoding) {
MCStreamer::EmitCFILsda(Sym, Encoding);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_lsda " << Encoding << ", " << *Sym;
EmitEOL();
}
@@ -797,6 +821,9 @@ void MCAsmStreamer::EmitCFILsda(const MCSymbol *Sym, unsigned Encoding) {
void MCAsmStreamer::EmitCFIRememberState() {
MCStreamer::EmitCFIRememberState();
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_remember_state";
EmitEOL();
}
@@ -804,6 +831,9 @@ void MCAsmStreamer::EmitCFIRememberState() {
void MCAsmStreamer::EmitCFIRestoreState() {
MCStreamer::EmitCFIRestoreState();
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_restore_state";
EmitEOL();
}
@@ -811,6 +841,9 @@ void MCAsmStreamer::EmitCFIRestoreState() {
void MCAsmStreamer::EmitCFISameValue(int64_t Register) {
MCStreamer::EmitCFISameValue(Register);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_same_value " << Register;
EmitEOL();
}
@@ -818,6 +851,9 @@ void MCAsmStreamer::EmitCFISameValue(int64_t Register) {
void MCAsmStreamer::EmitCFIRelOffset(int64_t Register, int64_t Offset) {
MCStreamer::EmitCFIRelOffset(Register, Offset);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_rel_offset " << Register << ", " << Offset;
EmitEOL();
}
@@ -825,6 +861,9 @@ void MCAsmStreamer::EmitCFIRelOffset(int64_t Register, int64_t Offset) {
void MCAsmStreamer::EmitCFIAdjustCfaOffset(int64_t Adjustment) {
MCStreamer::EmitCFIAdjustCfaOffset(Adjustment);
+ if (!UseCFI)
+ return;
+
OS << "\t.cfi_adjust_cfa_offset " << Adjustment;
EmitEOL();
}
@@ -1008,8 +1047,9 @@ void MCAsmStreamer::Finish() {
MCStreamer *llvm::createAsmStreamer(MCContext &Context,
formatted_raw_ostream &OS,
bool isVerboseAsm, bool useLoc,
+ bool useCFI,
MCInstPrinter *IP, MCCodeEmitter *CE,
TargetAsmBackend *TAB, bool ShowInst) {
- return new MCAsmStreamer(Context, OS, isVerboseAsm, useLoc,
+ return new MCAsmStreamer(Context, OS, isVerboseAsm, useLoc, useCFI,
IP, CE, TAB, ShowInst);
}
diff --git a/lib/Target/PTX/PTXMCAsmStreamer.cpp b/lib/Target/PTX/PTXMCAsmStreamer.cpp
index 0d1f7846ef..63bac790cc 100644
--- a/lib/Target/PTX/PTXMCAsmStreamer.cpp
+++ b/lib/Target/PTX/PTXMCAsmStreamer.cpp
@@ -531,7 +531,7 @@ void PTXMCAsmStreamer::Finish() {}
namespace llvm {
MCStreamer *createPTXAsmStreamer(MCContext &Context,
formatted_raw_ostream &OS,
- bool isVerboseAsm, bool useLoc,
+ bool isVerboseAsm, bool useLoc, bool useCFI,
MCInstPrinter *IP,
MCCodeEmitter *CE, TargetAsmBackend *TAB,
bool ShowInst) {
diff --git a/lib/Target/PTX/PTXTargetMachine.cpp b/lib/Target/PTX/PTXTargetMachine.cpp
index 78a7b0daf1..1b737c9d86 100644
--- a/lib/Target/PTX/PTXTargetMachine.cpp
+++ b/lib/Target/PTX/PTXTargetMachine.cpp
@@ -23,6 +23,7 @@ using namespace llvm;
namespace llvm {
MCStreamer *createPTXAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS,
bool isVerboseAsm, bool useLoc,
+ bool useCFI,
MCInstPrinter *InstPrint,
MCCodeEmitter *CE,
TargetAsmBackend *TAB,
diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index 4a1ac94826..76ccc09195 100644
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -227,7 +227,8 @@ TargetMachine::TargetMachine(const Target &T)
MCRelaxAll(false),
MCNoExecStack(false),
MCSaveTempLabels(false),
- MCUseLoc(true) {
+ MCUseLoc(true),
+ MCUseCFI(true) {
// Typically it will be subtargets that will adjust FloatABIType from Default
// to Soft or Hard.
if (UseSoftFloat)
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-08-05 19:57:20 +0000