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Diffstat (limited to 'gnu/llvm/include/llvm/Transforms/Utils/IntegerDivision.h')
| -rw-r--r-- | gnu/llvm/include/llvm/Transforms/Utils/IntegerDivision.h | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/gnu/llvm/include/llvm/Transforms/Utils/IntegerDivision.h b/gnu/llvm/include/llvm/Transforms/Utils/IntegerDivision.h deleted file mode 100644 index 5d9927eb51b..00000000000 --- a/gnu/llvm/include/llvm/Transforms/Utils/IntegerDivision.h +++ /dev/null @@ -1,73 +0,0 @@ -//===- llvm/Transforms/Utils/IntegerDivision.h ------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file contains an implementation of 32bit and 64bit scalar integer -// division for targets that don't have native support. It's largely derived -// from compiler-rt's implementations of __udivsi3 and __udivmoddi4, -// but hand-tuned for targets that prefer less control flow. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_TRANSFORMS_UTILS_INTEGERDIVISION_H -#define LLVM_TRANSFORMS_UTILS_INTEGERDIVISION_H - -namespace llvm { - class BinaryOperator; -} - -namespace llvm { - - /// Generate code to calculate the remainder of two integers, replacing Rem - /// with the generated code. This currently generates code using the udiv - /// expansion, but future work includes generating more specialized code, - /// e.g. when more information about the operands are known. Implements both - /// 32bit and 64bit scalar division. - /// - /// Replace Rem with generated code. - bool expandRemainder(BinaryOperator *Rem); - - /// Generate code to divide two integers, replacing Div with the generated - /// code. This currently generates code similarly to compiler-rt's - /// implementations, but future work includes generating more specialized code - /// when more information about the operands are known. Implements both - /// 32bit and 64bit scalar division. - /// - /// Replace Div with generated code. - bool expandDivision(BinaryOperator* Div); - - /// Generate code to calculate the remainder of two integers, replacing Rem - /// with the generated code. Uses ExpandReminder with a 32bit Rem which - /// makes it useful for targets with little or no support for less than - /// 32 bit arithmetic. - /// - /// Replace Rem with generated code. - bool expandRemainderUpTo32Bits(BinaryOperator *Rem); - - /// Generate code to calculate the remainder of two integers, replacing Rem - /// with the generated code. Uses ExpandReminder with a 64bit Rem. - /// - /// Replace Rem with generated code. - bool expandRemainderUpTo64Bits(BinaryOperator *Rem); - - /// Generate code to divide two integers, replacing Div with the generated - /// code. Uses ExpandDivision with a 32bit Div which makes it useful for - /// targets with little or no support for less than 32 bit arithmetic. - /// - /// Replace Rem with generated code. - bool expandDivisionUpTo32Bits(BinaryOperator *Div); - - /// Generate code to divide two integers, replacing Div with the generated - /// code. Uses ExpandDivision with a 64bit Div. - /// - /// Replace Rem with generated code. - bool expandDivisionUpTo64Bits(BinaryOperator *Div); - -} // End llvm namespace - -#endif |