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add target hooks for emitting random gunk before and after the function body.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94732 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -233,6 +233,14 @@ namespace llvm {
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assert(0 && "EmitInstruction not implemented");
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assert(0 && "EmitInstruction not implemented");
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}
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}
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/// EmitFunctionBodyStart - Targets can override this to emit stuff before
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/// the first basic block in the function.
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virtual void EmitFunctionBodyStart() {}
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/// EmitFunctionBodyEnd - Targets can override this to emit stuff after
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/// the last basic block in the function.
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virtual void EmitFunctionBodyEnd() {}
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/// EmitConstantPool - Print to the current output stream assembly
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/// EmitConstantPool - Print to the current output stream assembly
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/// representations of the constants in the constant pool MCP. This is
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/// representations of the constants in the constant pool MCP. This is
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/// used to print out constants which have been "spilled to memory" by
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/// used to print out constants which have been "spilled to memory" by
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@ -344,6 +344,9 @@ void AsmPrinter::EmitFunctionEntryLabel() {
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/// EmitFunctionBody - This method emits the body and trailer for a
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/// EmitFunctionBody - This method emits the body and trailer for a
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/// function.
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/// function.
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void AsmPrinter::EmitFunctionBody() {
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void AsmPrinter::EmitFunctionBody() {
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// Emit target-specific gunk before the function body.
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EmitFunctionBodyStart();
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// Print out code for the function.
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// Print out code for the function.
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bool HasAnyRealCode = false;
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bool HasAnyRealCode = false;
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for (MachineFunction::const_iterator I = MF->begin(), E = MF->end();
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for (MachineFunction::const_iterator I = MF->begin(), E = MF->end();
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@ -378,6 +381,9 @@ void AsmPrinter::EmitFunctionBody() {
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if (MAI->hasSubsectionsViaSymbols() && !HasAnyRealCode)
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if (MAI->hasSubsectionsViaSymbols() && !HasAnyRealCode)
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OutStreamer.EmitIntValue(0, 1, 0/*addrspace*/);
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OutStreamer.EmitIntValue(0, 1, 0/*addrspace*/);
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// Emit target-specific gunk after the function body.
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EmitFunctionBodyEnd();
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if (MAI->hasDotTypeDotSizeDirective())
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if (MAI->hasDotTypeDotSizeDirective())
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O << "\t.size\t" << *CurrentFnSym << ", .-" << *CurrentFnSym << '\n';
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O << "\t.size\t" << *CurrentFnSym << ", .-" << *CurrentFnSym << '\n';
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