From c27139c701e8e61056ebc2cf002c5aa129779c13 Mon Sep 17 00:00:00 2001 From: Ali Saidi Date: Mon, 21 Jun 2004 00:58:30 -0400 Subject: start towards getting m5 endian compliant base/inifile.cc: Added mac os support and fixed a bug, on error we need to exit the child process not return base/intmath.hh: gcc on macos wanted a seperate function for the size_t type base/loader/elf_object.cc: I'm not sure why this works under linux because it seems to return the wrong value. base/stats/text.cc: added define/include for mac os x cpu/exec_context.hh: cpu/simple_cpu/simple_cpu.cc: added endian conversion code dev/alpha_console.cc: rather than accessing a charecter array of varying size depending on the access, lets actually do this properly. dev/alpha_console.hh: get rid of now nolonger used consoleData dev/disk_image.cc: We have to byte swap the data is some cases, added function to do that dev/ethertap.cc: added preproc directive for mac os --HG-- extra : convert_revision : 2b5685765cfa2844926d7397f363d2788e3d640a --- base/intmath.hh | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'base/intmath.hh') diff --git a/base/intmath.hh b/base/intmath.hh index 77f63fe8d..28e9d5c68 100644 --- a/base/intmath.hh +++ b/base/intmath.hh @@ -119,6 +119,20 @@ FloorLog2(int64_t x) return FloorLog2((uint64_t)x); } +inline int +FloorLog2(size_t x) +{ + assert(x > 0); + assert(sizeof(size_t) == 4 || sizeof(size_t) == 8); + + // It's my hope that this is optimized away? + if (sizeof(size_t) == 4) + return FloorLog2((uint32_t)x); + else if (sizeof(size_t) == 8) + return FloorLog2((uint64_t)x); + +} + template inline int CeilLog2(T n) -- cgit v1.2.3