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Merge remote-tracking branch 'origin/GP-604_DecompilerC++11'

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ghidra1 2021-01-19 18:42:52 -05:00
commit 0c9cd4b111
3 changed files with 7 additions and 32 deletions
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1
Ghidra/Features/Decompiler/build.gradle
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@ -517,6 +517,7 @@ model {
binaries {
all{ b ->
if (b.toolChain in Gcc) {
b.cppCompiler.args "-std=c++11"
b.cppCompiler.args "-Wall"
b.cppCompiler.args "-O2" // for DEBUG, comment this line out
// b.cppCompiler.args "-g" // for DEBUG, uncomment this line

6
Ghidra/Features/Decompiler/src/decompile/cpp/Makefile
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@ -29,7 +29,7 @@ endif
ifeq ($(OS),Darwin)
MAKE_STATIC=
ARCH_TYPE=-arch x86_64
ADDITIONAL_FLAGS=-std=c++11 -mmacosx-version-min=10.6 -w
ADDITIONAL_FLAGS=-mmacosx-version-min=10.6 -w
OSDIR=osx64
endif
@ -37,12 +37,12 @@ CC=gcc
CXX=g++
# Debug flags
DBG_CXXFLAGS=-g -Wall -Wno-sign-compare
DBG_CXXFLAGS=-g -std=c++11 -Wall -Wno-sign-compare
#DBG_CXXFLAGS=-g -pg -Wall -Wno-sign-compare
#DBG_CXXFLAGS=-g -fprofile-arcs -ftest-coverage -Wall -Wno-sign-compare
# Optimization flags
OPT_CXXFLAGS=-O2 -Wall -Wno-sign-compare
OPT_CXXFLAGS=-O2 -std=c++11 -Wall -Wno-sign-compare
YACC=bison

32
Ghidra/Features/Decompiler/src/decompile/cpp/float.cc
View File

@ -19,32 +19,6 @@
#include <cmath>
#include "address.hh"
#if defined(_WINDOWS) && !defined(INFINITY)
// Some definitions for Windows floating point stuff
#include <cfloat>
inline int4 signbit(double x) {
return (((_fpclass(x)& (_FPCLASS_NINF | _FPCLASS_NN
| _FPCLASS_ND | _FPCLASS_NZ))!=0) ? 1 : 0);
}
inline int4 isnan(double x) {
return (((_fpclass(x)& (_FPCLASS_SNAN | _FPCLASS_QNAN))!=0) ? 1 : 0);
}
inline int4 isinf(double x) {
int4 classify = _fpclass(x);
if (classify == _FPCLASS_NINF) return -1;
if (classify == _FPCLASS_PINF) return 1;
return 0;
}
#define INFINITY HUGE_VAL
#define NAN (INFINITY/INFINITY)
#endif
/// Set format for a given encoding size according to IEEE 754 standards
/// \param sz is the size of the encoding in bytes
FloatFormat::FloatFormat(int4 sz)
@ -105,10 +79,10 @@ FloatFormat::floatclass FloatFormat::extractExpSig(double x,bool *sgn,uintb *sig
{
int4 e;
*sgn = (signbit(x) != 0);
*sgn = std::signbit(x);
if (x == 0.0) return zero;
if (isinf(x)!=0) return infinity;
if (isnan(x)!=0) return nan;
if (std::isinf(x)) return infinity;
if (std::isnan(x)) return nan;
if (*sgn)
x = -x;
double norm = frexp(x,&e); // norm is between 1/2 and 1