vfp.cc (7639:8c09b7ff5b57) vfp.cc (9515:40a194c31c91)
1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 979 unchanged lines hidden (view full) ---

988 if (flush && flushToZero(op1, op2))
989 fpscr.idc = 1;
990 VfpSavedState state = prepFpState(rMode);
991 __asm__ __volatile__ ("" : "=m" (op1), "=m" (op2), "=m" (state)
992 : "m" (op1), "m" (op2), "m" (state));
993 fpType dest = func(op1, op2);
994 __asm__ __volatile__ ("" : "=m" (dest) : "m" (dest));
995
1/*
2 * Copyright (c) 2010 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 979 unchanged lines hidden (view full) ---

988 if (flush && flushToZero(op1, op2))
989 fpscr.idc = 1;
990 VfpSavedState state = prepFpState(rMode);
991 __asm__ __volatile__ ("" : "=m" (op1), "=m" (op2), "=m" (state)
992 : "m" (op1), "m" (op2), "m" (state));
993 fpType dest = func(op1, op2);
994 __asm__ __volatile__ ("" : "=m" (dest) : "m" (dest));
995
996 int fpClass = std::fpclassify(dest);
997 // Get NAN behavior right. This varies between x86 and ARM.
996 // Get NAN behavior right. This varies between x86 and ARM.
998 if (fpClass == FP_NAN) {
997 if (std::isnan(dest)) {
999 const bool single = (sizeof(fpType) == sizeof(float));
1000 const uint64_t qnan =
1001 single ? 0x7fc00000 : ULL(0x7ff8000000000000);
1002 const bool nan1 = std::isnan(op1);
1003 const bool nan2 = std::isnan(op2);
1004 const bool signal1 = nan1 && ((fpToBits(op1) & qnan) != qnan);
1005 const bool signal2 = nan2 && ((fpToBits(op2) & qnan) != qnan);
1006 if ((!nan1 && !nan2) || (defaultNan == 1)) {

--- 53 unchanged lines hidden (view full) ---

1060 if (flush && flushToZero(op1))
1061 fpscr.idc = 1;
1062 VfpSavedState state = prepFpState(rMode);
1063 __asm__ __volatile__ ("" : "=m" (op1), "=m" (state)
1064 : "m" (op1), "m" (state));
1065 fpType dest = func(op1);
1066 __asm__ __volatile__ ("" : "=m" (dest) : "m" (dest));
1067
998 const bool single = (sizeof(fpType) == sizeof(float));
999 const uint64_t qnan =
1000 single ? 0x7fc00000 : ULL(0x7ff8000000000000);
1001 const bool nan1 = std::isnan(op1);
1002 const bool nan2 = std::isnan(op2);
1003 const bool signal1 = nan1 && ((fpToBits(op1) & qnan) != qnan);
1004 const bool signal2 = nan2 && ((fpToBits(op2) & qnan) != qnan);
1005 if ((!nan1 && !nan2) || (defaultNan == 1)) {

--- 53 unchanged lines hidden (view full) ---

1059 if (flush && flushToZero(op1))
1060 fpscr.idc = 1;
1061 VfpSavedState state = prepFpState(rMode);
1062 __asm__ __volatile__ ("" : "=m" (op1), "=m" (state)
1063 : "m" (op1), "m" (state));
1064 fpType dest = func(op1);
1065 __asm__ __volatile__ ("" : "=m" (dest) : "m" (dest));
1066
1068 int fpClass = std::fpclassify(dest);
1069 // Get NAN behavior right. This varies between x86 and ARM.
1067 // Get NAN behavior right. This varies between x86 and ARM.
1070 if (fpClass == FP_NAN) {
1068 if (std::isnan(dest)) {
1071 const bool single = (sizeof(fpType) == sizeof(float));
1072 const uint64_t qnan =
1073 single ? 0x7fc00000 : ULL(0x7ff8000000000000);
1074 const bool nan = std::isnan(op1);
1075 if (!nan || fpscr.dn == 1) {
1076 dest = bitsToFp(qnan, junk);
1077 } else if (nan) {
1078 dest = bitsToFp(fpToBits(op1) | qnan, junk);

--- 78 unchanged lines hidden --- 		1069 const bool single = (sizeof(fpType) == sizeof(float));
1070 const uint64_t qnan =
1071 single ? 0x7fc00000 : ULL(0x7ff8000000000000);
1072 const bool nan = std::isnan(op1);
1073 if (!nan || fpscr.dn == 1) {
1074 dest = bitsToFp(qnan, junk);
1075 } else if (nan) {
1076 dest = bitsToFp(fpToBits(op1) | qnan, junk);

--- 78 unchanged lines hidden ---