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-rw-r--r--gnu/llvm/lib/CodeGen/TargetOptionsImpl.cpp60
1 files changed, 0 insertions, 60 deletions
diff --git a/gnu/llvm/lib/CodeGen/TargetOptionsImpl.cpp b/gnu/llvm/lib/CodeGen/TargetOptionsImpl.cpp
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index 3c133fb8594..00000000000
--- a/gnu/llvm/lib/CodeGen/TargetOptionsImpl.cpp
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@@ -1,60 +0,0 @@
-//===-- TargetOptionsImpl.cpp - Options that apply to all targets ----------==//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file implements the methods in the TargetOptions.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/CodeGen/MachineFrameInfo.h"
-#include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/TargetFrameLowering.h"
-#include "llvm/CodeGen/TargetSubtargetInfo.h"
-#include "llvm/IR/Function.h"
-#include "llvm/IR/Module.h"
-#include "llvm/Target/TargetOptions.h"
-using namespace llvm;
-
-/// DisableFramePointerElim - This returns true if frame pointer elimination
-/// optimization should be disabled for the given machine function.
-bool TargetOptions::DisableFramePointerElim(const MachineFunction &MF) const {
- // Check to see if the target want to forcably keep frame pointer.
- if (MF.getSubtarget().getFrameLowering()->keepFramePointer(MF))
- return true;
-
- const Function &F = MF.getFunction();
-
- // TODO: Remove support for old `fp elim` function attributes after fully
- // migrate to use "frame-pointer"
- if (!F.hasFnAttribute("frame-pointer")) {
- // Check to see if we should eliminate all frame pointers.
- if (F.getFnAttribute("no-frame-pointer-elim").getValueAsString() == "true")
- return true;
-
- // Check to see if we should eliminate non-leaf frame pointers.
- if (F.hasFnAttribute("no-frame-pointer-elim-non-leaf"))
- return MF.getFrameInfo().hasCalls();
-
- return false;
- }
-
- StringRef FP = F.getFnAttribute("frame-pointer").getValueAsString();
- if (FP == "all")
- return true;
- if (FP == "non-leaf")
- return MF.getFrameInfo().hasCalls();
- if (FP == "none")
- return false;
- llvm_unreachable("unknown frame pointer flag");
-}
-
-/// HonorSignDependentRoundingFPMath - Return true if the codegen must assume
-/// that the rounding mode of the FPU can change from its default.
-bool TargetOptions::HonorSignDependentRoundingFPMath() const {
- return !UnsafeFPMath && HonorSignDependentRoundingFPMathOption;
-}