diff options
| -rw-r--r-- | config/cmake/ConfigureChecks.cmake | 10 | ||||
| -rw-r--r-- | config/cmake/H5pubconf.h.in | 3 | ||||
| -rwxr-xr-x | configure | 26 | ||||
| -rw-r--r-- | configure.ac | 17 | ||||
| -rw-r--r-- | src/H5VMprivate.h | 29 | ||||
| -rw-r--r-- | src/H5config.h.in | 3 |
6 files changed, 10 insertions, 78 deletions
diff --git a/config/cmake/ConfigureChecks.cmake b/config/cmake/ConfigureChecks.cmake index 1a2c887..56586c5 100644 --- a/config/cmake/ConfigureChecks.cmake +++ b/config/cmake/ConfigureChecks.cmake @@ -259,16 +259,6 @@ H5ConversionTests (H5_LDOUBLE_TO_LONG_SPECIAL "Checking IF your system converts # H5ConversionTests (H5_LONG_TO_LDOUBLE_SPECIAL "Checking IF your system can convert (unsigned) long to long double values with special algorithm") # ---------------------------------------------------------------------- -# Set the flag to indicate that the machine generates bad code -# for the H5VM_log2_gen() routine in src/H5VMprivate.h -# (This flag should be set to no for all machines, except for SGI IRIX64, -# where the cache value is set to yes in it's config file) -# -if (H5_BAD_LOG2_CODE_GENERATED MATCHES ^H5_BAD_LOG2_CODE_GENERATED$) - set (H5_BAD_LOG2_CODE_GENERATED 0 CACHE INTERNAL "Define if your system generates wrong code for log2 routine") - message (STATUS "Checking IF your system generates wrong code for log2 routine... no") -endif (H5_BAD_LOG2_CODE_GENERATED MATCHES ^H5_BAD_LOG2_CODE_GENERATED$) -# ---------------------------------------------------------------------- # Check if pointer alignments are enforced # H5ConversionTests (H5_NO_ALIGNMENT_RESTRICTIONS "Checking IF alignment restrictions are strictly enforced") diff --git a/config/cmake/H5pubconf.h.in b/config/cmake/H5pubconf.h.in index 8ec1a58..eccbe29 100644 --- a/config/cmake/H5pubconf.h.in +++ b/config/cmake/H5pubconf.h.in @@ -36,9 +36,6 @@ /* Define if building universal (internal helper macro) */ #cmakedefine H5_AC_APPLE_UNIVERSAL_BUILD @H5_AC_APPLE_UNIVERSAL_BUILD@ -/* Define if your system generates wrong code for log2 routine. */ -#cmakedefine H5_BAD_LOG2_CODE_GENERATED @H5_BAD_LOG2_CODE_GENERATED@ - /* Define if the memory buffers being written to disk should be cleared before writing. */ #cmakedefine H5_CLEAR_MEMORY @H5_CLEAR_MEMORY@ @@ -28309,32 +28309,6 @@ $as_echo "no" >&6; } fi ## ---------------------------------------------------------------------- -## Set the flag to indicate that the machine generates bad code -## for the H5VM_log2_gen() routine in src/H5VMprivate.h -## (This flag should be set to no for all machines, except for SGI IRIX64, -## where the cache value is set to yes in it's config file) -## -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if bad code for log2 routine is generated" >&5 -$as_echo_n "checking if bad code for log2 routine is generated... " >&6; } -if ${hdf5_cv_bad_log2_code_generated+:} false; then : - $as_echo_n "(cached) " >&6 -else - hdf5_cv_bad_log2_code_generated=no -fi - - -if test ${hdf5_cv_bad_log2_code_generated} = "yes"; then - -$as_echo "#define BAD_LOG2_CODE_GENERATED 1" >>confdefs.h - - { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 -$as_echo "yes" >&6; } -else - { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 -$as_echo "no" >&6; } -fi - -## ---------------------------------------------------------------------- ## Set some variables for general configuration information to be saved ## and installed with the libraries (used to generate libhdf5.settings). ## diff --git a/configure.ac b/configure.ac index 002c9e3..2150de2 100644 --- a/configure.ac +++ b/configure.ac @@ -2680,23 +2680,6 @@ else fi ## ---------------------------------------------------------------------- -## Set the flag to indicate that the machine generates bad code -## for the H5VM_log2_gen() routine in src/H5VMprivate.h -## (This flag should be set to no for all machines, except for SGI IRIX64, -## where the cache value is set to yes in it's config file) -## -AC_MSG_CHECKING([if bad code for log2 routine is generated]) -AC_CACHE_VAL([hdf5_cv_bad_log2_code_generated], [hdf5_cv_bad_log2_code_generated=no]) - -if test ${hdf5_cv_bad_log2_code_generated} = "yes"; then - AC_DEFINE([BAD_LOG2_CODE_GENERATED], [1], - [Define if your system generates wrong code for log2 routine.]) - AC_MSG_RESULT([yes]) -else - AC_MSG_RESULT([no]) -fi - -## ---------------------------------------------------------------------- ## Set some variables for general configuration information to be saved ## and installed with the libraries (used to generate libhdf5.settings). ## diff --git a/src/H5VMprivate.h b/src/H5VMprivate.h index 4706b5f..20821b2 100644 --- a/src/H5VMprivate.h +++ b/src/H5VMprivate.h @@ -357,26 +357,17 @@ H5VM_log2_gen(uint64_t n) unsigned r; /* r will be log2(n) */ register unsigned int t, tt, ttt; /* temporaries */ -#ifdef H5_BAD_LOG2_CODE_GENERATED - if(n > (uint64_t)0x7fffffffffffffff) - r = 63; - else { - n &= (uint64_t)0x7fffffffffffffff; -#endif /* H5_BAD_LOG2_CODE_GENERATED */ - if((ttt = (unsigned)(n >> 32))) - if((tt = (unsigned)(n >> 48))) - r = (t = (unsigned)(n >> 56)) ? 56 + (unsigned)LogTable256[t] : 48 + (unsigned)LogTable256[tt & 0xFF]; - else - r = (t = (unsigned)(n >> 40)) ? 40 + (unsigned)LogTable256[t] : 32 + (unsigned)LogTable256[ttt & 0xFF]; + if((ttt = (unsigned)(n >> 32))) + if((tt = (unsigned)(n >> 48))) + r = (t = (unsigned)(n >> 56)) ? 56 + (unsigned)LogTable256[t] : 48 + (unsigned)LogTable256[tt & 0xFF]; else - if((tt = (unsigned)(n >> 16))) - r = (t = (unsigned)(n >> 24)) ? 24 + (unsigned)LogTable256[t] : 16 + (unsigned)LogTable256[tt & 0xFF]; - else - /* Added 'uint8_t' cast to pacify PGCC compiler */ - r = (t = (unsigned)(n >> 8)) ? 8 + (unsigned)LogTable256[t] : (unsigned)LogTable256[(uint8_t)n]; -#ifdef H5_BAD_LOG2_CODE_GENERATED - } /* end else */ -#endif /* H5_BAD_LOG2_CODE_GENERATED */ + r = (t = (unsigned)(n >> 40)) ? 40 + (unsigned)LogTable256[t] : 32 + (unsigned)LogTable256[ttt & 0xFF]; + else + if((tt = (unsigned)(n >> 16))) + r = (t = (unsigned)(n >> 24)) ? 24 + (unsigned)LogTable256[t] : 16 + (unsigned)LogTable256[tt & 0xFF]; + else + /* Added 'uint8_t' cast to pacify PGCC compiler */ + r = (t = (unsigned)(n >> 8)) ? 8 + (unsigned)LogTable256[t] : (unsigned)LogTable256[(uint8_t)n]; return(r); } /* H5VM_log2_gen() */ diff --git a/src/H5config.h.in b/src/H5config.h.in index bf21313..9b840f2 100644 --- a/src/H5config.h.in +++ b/src/H5config.h.in @@ -3,9 +3,6 @@ /* Define if building universal (internal helper macro) */ #undef AC_APPLE_UNIVERSAL_BUILD -/* Define if your system generates wrong code for log2 routine. */ -#undef BAD_LOG2_CODE_GENERATED - /* Define if the memory buffers being written to disk should be cleared before writing. */ #undef CLEAR_MEMORY |