From e8ace88e897a4b0f61526ac0fe88740d337f0509 Mon Sep 17 00:00:00 2001 From: Ali Saidi Date: Sat, 21 Apr 2007 17:50:47 -0400 Subject: create base/fenv.c to standerdize fenv across platforms. It's a c file and not a cpp file because c99 (which defines fenv) doesn't necessarily extend to c++ and it is a problem with solaris. If really desired this could wrap the ieeefp interface found in bsd* as well, but I see no need at the moment. src/arch/alpha/isa/fp.isa: src/arch/sparc/isa/formats/basic.isa: use m5_fesetround()/m5_fegetround() istead of fenv interface directly src/arch/sparc/isa/includes.isa: use base/fenv instead of fenv directly src/base/SConscript: add fenv to sconscript src/base/fenv.hh: src/base/random.cc: m5 implementation to standerdize fenv across platforms. --HG-- extra : convert_revision : 38d2629affd964dcd1a5ab0db4ac3cb21438e72c --- src/arch/alpha/isa/fp.isa | 12 ++++++------ src/arch/sparc/isa/formats/basic.isa | 31 ++++++++----------------------- src/arch/sparc/isa/includes.isa | 12 ++---------- 3 files changed, 16 insertions(+), 39 deletions(-) (limited to 'src/arch') diff --git a/src/arch/alpha/isa/fp.isa b/src/arch/alpha/isa/fp.isa index a350aa05f..773e7d10c 100644 --- a/src/arch/alpha/isa/fp.isa +++ b/src/arch/alpha/isa/fp.isa @@ -192,10 +192,10 @@ output decoder {{ } const int AlphaFP::alphaToC99RoundingMode[] = { - FE_TOWARDZERO, // Chopped - FE_DOWNWARD, // Minus_Infinity - FE_TONEAREST, // Normal - FE_UPWARD // Dynamic in inst, Plus_Infinity in FPCR + M5_FE_TOWARDZERO, // Chopped + M5_FE_DOWNWARD, // Minus_Infinity + M5_FE_TONEAREST, // Normal + M5_FE_UPWARD // Dynamic in inst, Plus_Infinity in FPCR }; const char *AlphaFP::roundingModeSuffix[] = { "c", "m", "", "d" }; @@ -228,10 +228,10 @@ def template FloatingPointExecute {{ if (roundingMode == Normal) { %(code)s; } else { - fesetround(getC99RoundingMode( + m5_fesetround(getC99RoundingMode( xc->readMiscRegNoEffect(AlphaISA::MISCREG_FPCR))); %(code)s; - fesetround(FE_TONEAREST); + m5_fesetround(M5_FE_TONEAREST); } #else if (roundingMode != Normal && !warnedOnRounding) { diff --git a/src/arch/sparc/isa/formats/basic.isa b/src/arch/sparc/isa/formats/basic.isa index 7665d2d4f..5b0868132 100644 --- a/src/arch/sparc/isa/formats/basic.isa +++ b/src/arch/sparc/isa/formats/basic.isa @@ -109,37 +109,22 @@ def format FpBasic(code, *flags) {{ fp_code = """ Fsr |= bits(Fsr,4,0) << 5; Fsr = insertBits(Fsr,4,0,0); -#if defined(__sun) || defined (__OpenBSD__) - fp_rnd newrnd = FP_RN; + int newrnd = M5_FE_TONEAREST; switch (Fsr<31:30>) { - case 0: newrnd = FP_RN; break; - case 1: newrnd = FP_RZ; break; - case 2: newrnd = FP_RP; break; - case 3: newrnd = FP_RM; break; + case 0: newrnd = M5_FE_TONEAREST; break; + case 1: newrnd = M5_FE_TOWARDZERO; break; + case 2: newrnd = M5_FE_UPWARD; break; + case 3: newrnd = M5_FE_DOWNWARD; break; } - fp_rnd oldrnd = fpsetround(newrnd); -#else - int newrnd = FE_TONEAREST; - switch (Fsr<31:30>) { - case 0: newrnd = FE_TONEAREST; break; - case 1: newrnd = FE_TOWARDZERO; break; - case 2: newrnd = FE_UPWARD; break; - case 3: newrnd = FE_DOWNWARD; break; - } - int oldrnd = fegetround(); - fesetround(newrnd); -#endif + int oldrnd = m5_fegetround(); + m5_fesetround(newrnd); """ fp_code += code fp_code += """ -#if defined(__sun) || defined (__OpenBSD__) - fpsetround(oldrnd); -#else - fesetround(oldrnd); -#endif + m5_fesetround(oldrnd); """ fp_code = filterDoubles(fp_code) iop = InstObjParams(name, Name, 'SparcStaticInst', fp_code, flags) diff --git a/src/arch/sparc/isa/includes.isa b/src/arch/sparc/isa/includes.isa index 05e9e8731..e9cd660b5 100644 --- a/src/arch/sparc/isa/includes.isa +++ b/src/arch/sparc/isa/includes.isa @@ -53,22 +53,14 @@ output decoder {{ #include "cpu/thread_context.hh" // for Jump::branchTarget() #include "mem/packet.hh" -#if defined(linux) || defined(__APPLE__) -#include -#endif +#include "base/fenv.hh" #include using namespace SparcISA; }}; output exec {{ -#if defined(linux) || defined(__APPLE__) -#include -#endif - -#if defined(__sun) || defined (__OpenBSD__) -#include -#endif +#include "base/fenv.hh" #if FULL_SYSTEM #include "sim/pseudo_inst.hh" -- cgit v1.2.3 From 53ba34391ff7b82dd143c7cce0d31bf56882d5ae Mon Sep 17 00:00:00 2001 From: Ali Saidi Date: Sat, 21 Apr 2007 19:11:38 -0400 Subject: fixes for solaris compile --HG-- extra : convert_revision : c82a62a61650e3700d237da917c453e5a9676320 --- src/arch/alpha/ev5.cc | 14 +++++++------- src/arch/alpha/floatregfile.hh | 4 ++-- src/arch/alpha/intregfile.hh | 4 ++-- 3 files changed, 11 insertions(+), 11 deletions(-) (limited to 'src/arch') diff --git a/src/arch/alpha/ev5.cc b/src/arch/alpha/ev5.cc index ec5090eb8..86b8fd2d0 100644 --- a/src/arch/alpha/ev5.cc +++ b/src/arch/alpha/ev5.cc @@ -245,13 +245,13 @@ AlphaISA::MiscRegFile::readIpr(int idx, ThreadContext *tc) { AlphaISA::PTE &pte = tc->getDTBPtr()->index(!tc->misspeculating()); - retval |= ((u_int64_t)pte.ppn & ULL(0x7ffffff)) << 32; - retval |= ((u_int64_t)pte.xre & ULL(0xf)) << 8; - retval |= ((u_int64_t)pte.xwe & ULL(0xf)) << 12; - retval |= ((u_int64_t)pte.fonr & ULL(0x1)) << 1; - retval |= ((u_int64_t)pte.fonw & ULL(0x1))<< 2; - retval |= ((u_int64_t)pte.asma & ULL(0x1)) << 4; - retval |= ((u_int64_t)pte.asn & ULL(0x7f)) << 57; + retval |= ((uint64_t)pte.ppn & ULL(0x7ffffff)) << 32; + retval |= ((uint64_t)pte.xre & ULL(0xf)) << 8; + retval |= ((uint64_t)pte.xwe & ULL(0xf)) << 12; + retval |= ((uint64_t)pte.fonr & ULL(0x1)) << 1; + retval |= ((uint64_t)pte.fonw & ULL(0x1))<< 2; + retval |= ((uint64_t)pte.asma & ULL(0x1)) << 4; + retval |= ((uint64_t)pte.asn & ULL(0x7f)) << 57; } break; diff --git a/src/arch/alpha/floatregfile.hh b/src/arch/alpha/floatregfile.hh index d289f5785..0c5fe17a7 100644 --- a/src/arch/alpha/floatregfile.hh +++ b/src/arch/alpha/floatregfile.hh @@ -35,7 +35,7 @@ #include "arch/alpha/isa_traits.hh" #include "arch/alpha/types.hh" -#include +#include #include class Checkpoint; @@ -61,7 +61,7 @@ namespace AlphaISA void unserialize(Checkpoint *cp, const std::string §ion); void clear() - { bzero(d, sizeof(d)); } + { std::memset(d, 0, sizeof(d)); } }; } diff --git a/src/arch/alpha/intregfile.hh b/src/arch/alpha/intregfile.hh index 0d65f69e0..dea160992 100644 --- a/src/arch/alpha/intregfile.hh +++ b/src/arch/alpha/intregfile.hh @@ -35,7 +35,7 @@ #include "arch/alpha/types.hh" #include -#include +#include class Checkpoint; @@ -71,7 +71,7 @@ namespace AlphaISA void unserialize(Checkpoint *cp, const std::string §ion); void clear() - { bzero(regs, sizeof(regs)); } + { std::memset(regs, 0, sizeof(regs)); } }; } -- cgit v1.2.3