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| author | Sverker Eriksson <[email protected]> | 2016-10-26 17:37:35 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2016-10-26 17:37:35 +0200 |
| commit | 42b9881d075344344a8c78026e282b40fa707a0c (patch) | |
| tree | d9755627cee82a99eff6755c8f092ed45dd7a71e /erts/emulator/sys/common | |
| parent | 6408400fc1ca9609169f6a0450f1c4671aced91c (diff) | |
| parent | 1302b09c4aa0f944bdc0e3beeebb2cf84cc06c89 (diff) | |
| download | otp-42b9881d075344344a8c78026e282b40fa707a0c.tar.gz otp-42b9881d075344344a8c78026e282b40fa707a0c.tar.bz2 otp-42b9881d075344344a8c78026e282b40fa707a0c.zip | |
Merge branch 'master' into sverker/hipe-fun-purge
Diffstat (limited to 'erts/emulator/sys/common')
| -rw-r--r-- | erts/emulator/sys/common/erl_mmap.c | 4 | ||||
| -rw-r--r-- | erts/emulator/sys/common/erl_mmap.h | 15 | ||||
| -rw-r--r-- | erts/emulator/sys/common/erl_mseg.c | 2 |
3 files changed, 16 insertions, 5 deletions
diff --git a/erts/emulator/sys/common/erl_mmap.c b/erts/emulator/sys/common/erl_mmap.c index 7bbb406f29..3ab03971a5 100644 --- a/erts/emulator/sys/common/erl_mmap.c +++ b/erts/emulator/sys/common/erl_mmap.c @@ -21,6 +21,7 @@ # include "config.h" #endif +#define ERTS_WANT_MEM_MAPPERS #include "sys.h" #include "erl_process.h" #include "erl_smp.h" @@ -358,12 +359,11 @@ char* erts_literals_start; UWord erts_literals_size; #endif -#ifdef ERTS_ALC_A_EXEC +#ifdef ERTS_HAVE_EXEC_MMAPPER ErtsMemMapper erts_exec_mmapper; #endif - #define ERTS_MMAP_SIZE_SC_SA_INC(SZ) \ do { \ mm->size.supercarrier.used.total += (SZ); \ diff --git a/erts/emulator/sys/common/erl_mmap.h b/erts/emulator/sys/common/erl_mmap.h index fa51b663fa..1049f7affc 100644 --- a/erts/emulator/sys/common/erl_mmap.h +++ b/erts/emulator/sys/common/erl_mmap.h @@ -157,12 +157,23 @@ Eterm erts_mmap_info_options(ErtsMemMapper*, # include "erl_alloc_types.h" extern ErtsMemMapper erts_dflt_mmapper; -# if defined(ARCH_64) && defined(ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION) + +# if defined(ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION) + +# if defined(ARCH_64) extern ErtsMemMapper erts_literal_mmapper; # endif -# ifdef ERTS_ALC_A_EXEC + +# if defined(ERTS_ALC_A_EXEC) && defined(__x86_64__) + /* + * On x86_64, exec_alloc employs its own super carrier 'erts_exec_mmaper' + * to ensure low memory for HiPE AMD64 small code model. + */ +# define ERTS_HAVE_EXEC_MMAPPER extern ErtsMemMapper erts_exec_mmapper; # endif + +# endif /* ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION */ #endif /* ERTS_WANT_MEM_MAPPERS */ /*#define HARD_DEBUG_MSEG*/ diff --git a/erts/emulator/sys/common/erl_mseg.c b/erts/emulator/sys/common/erl_mseg.c index f3306a888c..e76082177e 100644 --- a/erts/emulator/sys/common/erl_mseg.c +++ b/erts/emulator/sys/common/erl_mseg.c @@ -1414,7 +1414,7 @@ erts_mseg_init(ErtsMsegInit_t *init) erts_mtx_init(&init_atoms_mutex, "mseg_init_atoms"); -#ifdef ERTS_ALC_A_EXEC +#ifdef ERTS_HAVE_EXEC_MMAPPER /* Initialize erts_exec_mapper *FIRST*, to increase probability * of getting low memory for HiPE AMD64's small code model. */ |