--- old/src/share/vm/runtime/sharedRuntimeTrig.cpp 2014-05-29 14:01:43.228976000 -0400 +++ new/src/share/vm/runtime/sharedRuntimeTrig.cpp 2014-05-29 14:01:41.888899000 -0400 @@ -26,6 +26,7 @@ #include "prims/jni.h" #include "runtime/interfaceSupport.hpp" #include "runtime/sharedRuntime.hpp" +#include "runtime/sharedRuntimeMath.hpp" // This file contains copies of the fdlibm routines used by // StrictMath. It turns out that it is almost always required to use @@ -36,35 +37,6 @@ // pointer out to libjava.so in SharedRuntime speeds these routines up // by roughly 15% on both Win32/x86 and Solaris/SPARC. -// Enabling optimizations in this file causes incorrect code to be -// generated; can not figure out how to turn down optimization for one -// file in the IDE on Windows -#ifdef WIN32 -# pragma optimize ( "", off ) -#endif - -/* The above workaround now causes more problems with the latest MS compiler. - * Visual Studio 2010's /GS option tries to guard against buffer overruns. - * /GS is on by default if you specify optimizations, which we do globally - * via /W3 /O2. However the above selective turning off of optimizations means - * that /GS issues a warning "4748". And since we treat warnings as errors (/WX) - * then the compilation fails. There are several possible solutions - * (1) Remove that pragma above as obsolete with VS2010 - requires testing. - * (2) Stop treating warnings as errors - would be a backward step - * (3) Disable /GS - may help performance but you lose the security checks - * (4) Disable the warning with "#pragma warning( disable : 4748 )" - * (5) Disable planting the code with __declspec(safebuffers) - * I've opted for (5) although we should investigate the local performance - * benefits of (1) and global performance benefit of (3). - */ -#if defined(WIN32) && (defined(_MSC_VER) && (_MSC_VER >= 1600)) -#define SAFEBUF __declspec(safebuffers) -#else -#define SAFEBUF -#endif - -#include "runtime/sharedRuntimeMath.hpp" - /* * __kernel_rem_pio2(x,y,e0,nx,prec,ipio2) * double x[],y[]; int e0,nx,prec; int ipio2[]; @@ -201,7 +173,7 @@ two24B = 1.67772160000000000000e+07, /* 0x41700000, 0x00000000 */ twon24 = 5.96046447753906250000e-08; /* 0x3E700000, 0x00000000 */ -static SAFEBUF int __kernel_rem_pio2(double *x, double *y, int e0, int nx, int prec, const int *ipio2) { +static int __kernel_rem_pio2(double *x, double *y, int e0, int nx, int prec, const int *ipio2) { int jz,jx,jv,jp,jk,carry,n,iq[20],i,j,k,m,q0,ih; double z,fw,f[20],fq[20],q[20]; @@ -417,7 +389,7 @@ pio2_3 = 2.02226624871116645580e-21, /* 0x3BA3198A, 0x2E000000 */ pio2_3t = 8.47842766036889956997e-32; /* 0x397B839A, 0x252049C1 */ -static SAFEBUF int __ieee754_rem_pio2(double x, double *y) { +static int __ieee754_rem_pio2(double x, double *y) { double z,w,t,r,fn; double tx[3]; int e0,i,j,nx,n,ix,hx,i0; @@ -916,8 +888,3 @@ -1 -- n odd */ } JRT_END - - -#ifdef WIN32 -# pragma optimize ( "", on ) -#endif