Module: ppl/ppl Branch: master Commit: 55575dcac0fa329b196684941eded7123e3c34ff URL: http://www.cs.unipr.it/git/gitweb.cgi?p=ppl/ppl.git;a=commit;h=55575dcac0fa3...
Author: Roberto Bagnara bagnara@cs.unipr.it Date: Wed Aug 22 16:30:51 2012 +0200
Avoided some "magic constants". Detected by ECLAIR service nomagicc.
---
src/Float.cc | 1 + src/Float_defs.hh | 6 ++++++ src/Float_inlines.hh | 18 +++++++++--------- 3 files changed, 16 insertions(+), 9 deletions(-)
diff --git a/src/Float.cc b/src/Float.cc index e79c04f..d20d5da 100644 --- a/src/Float.cc +++ b/src/Float.cc @@ -38,6 +38,7 @@ const uint64_t float_ieee754_quad::MSP_POS_ZERO; const uint64_t float_ieee754_quad::MSP_NEG_ZERO; const uint64_t float_ieee754_quad::LSP_INF; const uint64_t float_ieee754_quad::LSP_ZERO; +const uint64_t float_ieee754_quad::MSP_MAX; const uint64_t float_ieee754_quad::LSP_MAX;
} // Parma_Polyhedra_Library diff --git a/src/Float_defs.hh b/src/Float_defs.hh index 1def00d..3b1060e 100644 --- a/src/Float_defs.hh +++ b/src/Float_defs.hh @@ -51,6 +51,7 @@ struct float_ieee754_half { uint16_t word; static const uint16_t SGN_MASK = 0x8000U; static const uint16_t EXP_MASK = 0xfc00U; + static const uint16_t WRD_MAX = 0x7bffU; static const uint16_t POS_INF = 0x7c00U; static const uint16_t NEG_INF = 0xfc00U; static const uint16_t POS_ZERO = 0x0000U; @@ -83,6 +84,7 @@ struct float_ieee754_single { uint32_t word; static const uint32_t SGN_MASK = 0x80000000U; static const uint32_t EXP_MASK = 0x7f800000U; + static const uint32_t WRD_MAX = 0x7f7fffffU; static const uint32_t POS_INF = 0x7f800000U; static const uint32_t NEG_INF = 0xff800000U; static const uint32_t POS_ZERO = 0x00000000U; @@ -131,6 +133,7 @@ struct float_ieee754_double { static const uint32_t MSP_NEG_ZERO = 0x80000000U; static const uint32_t LSP_INF = 0; static const uint32_t LSP_ZERO = 0; + static const uint32_t MSP_MAX = 0x7fefffffU; static const uint32_t LSP_MAX = 0xffffffffU; static const unsigned int BASE = 2; static const unsigned int EXPONENT_BITS = 11; @@ -159,6 +162,7 @@ struct float_ibm_single { uint32_t word; static const uint32_t SGN_MASK = 0x80000000U; static const uint32_t EXP_MASK = 0x7f000000U; + static const uint32_t WRD_MAX = 0x7fffffffU; static const uint32_t POS_INF = 0x7f000000U; static const uint32_t NEG_INF = 0xff000000U; static const uint32_t POS_ZERO = 0x00000000U; @@ -211,6 +215,7 @@ struct float_intel_double_extended { static const uint32_t MSP_NEG_ZERO = 0x00008000U; static const uint64_t LSP_INF = static_cast<uint64_t>(0x8000000000000000ULL); static const uint64_t LSP_ZERO = 0; + static const uint32_t MSP_MAX = 0x00007ffeU; static const uint64_t LSP_DMAX = static_cast<uint64_t>(0x7fffffffffffffffULL); static const uint64_t LSP_NMAX = static_cast<uint64_t>(0xffffffffffffffffULL); static const unsigned int BASE = 2; @@ -252,6 +257,7 @@ struct float_ieee754_quad { static const uint64_t MSP_NEG_ZERO = static_cast<uint64_t>(0x8000000000000000ULL); static const uint64_t LSP_INF = 0; static const uint64_t LSP_ZERO = 0; + static const uint64_t MSP_MAX = static_cast<uint64_t>(0x7ffeffffffffffffULL); static const uint64_t LSP_MAX = static_cast<uint64_t>(0xffffffffffffffffULL); static const unsigned int BASE = 2; static const unsigned int EXPONENT_BITS = 15; diff --git a/src/Float_inlines.hh b/src/Float_inlines.hh index 50670de..47ae609 100644 --- a/src/Float_inlines.hh +++ b/src/Float_inlines.hh @@ -75,7 +75,7 @@ float_ieee754_half::inc() {
inline void float_ieee754_half::set_max(bool negative) { - word = 0x7bffU; + word = WRD_MAX; if (negative) word |= SGN_MASK; } @@ -136,7 +136,7 @@ float_ieee754_single::inc() {
inline void float_ieee754_single::set_max(bool negative) { - word = 0x7f7fffffU; + word = WRD_MAX; if (negative) word |= SGN_MASK; } @@ -212,8 +212,8 @@ float_ieee754_double::inc() {
inline void float_ieee754_double::set_max(bool negative) { - msp = 0x7fefffffU; - lsp = 0xffffffffU; + msp = MSP_MAX; + lsp = LSP_MAX; if (negative) msp |= MSP_SGN_MASK; } @@ -283,7 +283,7 @@ float_ibm_single::inc() {
inline void float_ibm_single::set_max(bool negative) { - word = 0x7f000000U; + word = WRD_MAX; if (negative) word |= SGN_MASK; } @@ -361,8 +361,8 @@ float_intel_double_extended::inc() {
inline void float_intel_double_extended::set_max(bool negative) { - msp = 0x00007ffeU; - lsp = static_cast<uint64_t>(0xffffffffffffffffULL); + msp = MSP_MAX; + lsp = LSP_NMAX; if (negative) msp |= MSP_SGN_MASK; } @@ -441,8 +441,8 @@ float_ieee754_quad::inc() {
inline void float_ieee754_quad::set_max(bool negative) { - msp = static_cast<uint64_t>(0x7ffeffffffffffffULL); - lsp = static_cast<uint64_t>(0xffffffffffffffffULL); + msp = MSP_MAX; + lsp = LSP_MAX; if (negative) msp |= MSP_SGN_MASK; }