From aa5abe88d6aa445afa593476a665e3ab14b3524c Mon Sep 17 00:00:00 2001 From: Bill Wendling Date: Mon, 6 Feb 2012 21:16:41 +0000 Subject: [unwind removal] We no longer have 'unwind' instructions being generated, so remove the code that handles them. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149901 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/ExecutionEngine/Interpreter/Execution.cpp | 18 ------------------ lib/ExecutionEngine/Interpreter/Interpreter.h | 1 - 2 files changed, 19 deletions(-) (limited to 'lib/ExecutionEngine/Interpreter') diff --git a/lib/ExecutionEngine/Interpreter/Execution.cpp b/lib/ExecutionEngine/Interpreter/Execution.cpp index 1af40ddc53..ac4c49f7ca 100644 --- a/lib/ExecutionEngine/Interpreter/Execution.cpp +++ b/lib/ExecutionEngine/Interpreter/Execution.cpp @@ -625,24 +625,6 @@ void Interpreter::visitReturnInst(ReturnInst &I) { popStackAndReturnValueToCaller(RetTy, Result); } -void Interpreter::visitUnwindInst(UnwindInst &I) { - // Unwind stack - Instruction *Inst; - do { - ECStack.pop_back(); - if (ECStack.empty()) - report_fatal_error("Empty stack during unwind!"); - Inst = ECStack.back().Caller.getInstruction(); - } while (!(Inst && isa(Inst))); - - // Return from invoke - ExecutionContext &InvokingSF = ECStack.back(); - InvokingSF.Caller = CallSite(); - - // Go to exceptional destination BB of invoke instruction - SwitchToNewBasicBlock(cast(Inst)->getUnwindDest(), InvokingSF); -} - void Interpreter::visitUnreachableInst(UnreachableInst &I) { report_fatal_error("Program executed an 'unreachable' instruction!"); } diff --git a/lib/ExecutionEngine/Interpreter/Interpreter.h b/lib/ExecutionEngine/Interpreter/Interpreter.h index 5a1af6d353..28c5775ab4 100644 --- a/lib/ExecutionEngine/Interpreter/Interpreter.h +++ b/lib/ExecutionEngine/Interpreter/Interpreter.h @@ -171,7 +171,6 @@ public: void visitCallSite(CallSite CS); void visitCallInst(CallInst &I) { visitCallSite (CallSite (&I)); } void visitInvokeInst(InvokeInst &I) { visitCallSite (CallSite (&I)); } - void visitUnwindInst(UnwindInst &I); void visitUnreachableInst(UnreachableInst &I); void visitShl(BinaryOperator &I); -- cgit v1.2.3