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authorLukas Larsson <[email protected]>2018-02-06 10:00:37 +0100
committerGitHub <[email protected]>2018-02-06 10:00:37 +0100
commit3cb3d5c1927e6235b0e51ba7ca31e2a3458fba01 (patch)
treed7e5f721463209b9336df262ecb146f64b7a0ea2 /erts/emulator/beam
parent1c0843886908513a2a6bd5f315010acf5668e2b9 (diff)
parent2207e5248bbaf2961f179ddcc1dabbab292ca3c9 (diff)
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grisp/fix-powerpc-rtems-build/PR-1692/OTP-14909
Fix the build on targets with small data area
Diffstat (limited to 'erts/emulator/beam')
-rw-r--r--erts/emulator/beam/erl_alloc.h8
-rw-r--r--erts/emulator/beam/erl_msacc.h4
-rw-r--r--erts/emulator/beam/erl_process.h32
-rw-r--r--erts/emulator/beam/global.h4
4 files changed, 25 insertions, 23 deletions
diff --git a/erts/emulator/beam/erl_alloc.h b/erts/emulator/beam/erl_alloc.h
index 117f96a4ad..0438b7cd8c 100644
--- a/erts/emulator/beam/erl_alloc.h
+++ b/erts/emulator/beam/erl_alloc.h
@@ -126,8 +126,10 @@ typedef struct {
void *extra;
} ErtsAllocatorFunctions_t;
-extern ErtsAllocatorFunctions_t erts_allctrs[ERTS_ALC_A_MAX+1];
-extern ErtsAllocatorInfo_t erts_allctrs_info[ERTS_ALC_A_MAX+1];
+extern ErtsAllocatorFunctions_t
+ ERTS_WRITE_UNLIKELY(erts_allctrs[ERTS_ALC_A_MAX+1]);
+extern ErtsAllocatorInfo_t
+ ERTS_WRITE_UNLIKELY(erts_allctrs_info[ERTS_ALC_A_MAX+1]);
typedef struct {
int enabled;
@@ -144,7 +146,7 @@ typedef struct ErtsAllocatorWrapper_t_ {
void (*unlock)(void);
struct ErtsAllocatorWrapper_t_* next;
}ErtsAllocatorWrapper_t;
-ErtsAllocatorWrapper_t *erts_allctr_wrappers;
+extern ErtsAllocatorWrapper_t *erts_allctr_wrappers;
extern int erts_allctr_wrapper_prelocked;
extern erts_tsd_key_t erts_allctr_prelock_tsd_key;
void erts_allctr_wrapper_prelock_init(ErtsAllocatorWrapper_t* wrapper);
diff --git a/erts/emulator/beam/erl_msacc.h b/erts/emulator/beam/erl_msacc.h
index 2588dec903..895b1ae319 100644
--- a/erts/emulator/beam/erl_msacc.h
+++ b/erts/emulator/beam/erl_msacc.h
@@ -159,12 +159,12 @@ struct erl_msacc_t_ {
#ifdef ERTS_ENABLE_MSACC
-extern erts_tsd_key_t erts_msacc_key;
+extern erts_tsd_key_t ERTS_WRITE_UNLIKELY(erts_msacc_key);
#ifdef ERTS_MSACC_ALWAYS_ON
#define erts_msacc_enabled 1
#else
-extern int erts_msacc_enabled;
+extern int ERTS_WRITE_UNLIKELY(erts_msacc_enabled);
#endif
#define ERTS_MSACC_TSD_GET() erts_tsd_get(erts_msacc_key)
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h
index 66d7848f89..55c020d47b 100644
--- a/erts/emulator/beam/erl_process.h
+++ b/erts/emulator/beam/erl_process.h
@@ -105,13 +105,13 @@ struct saved_calls {
};
extern Export exp_send, exp_receive, exp_timeout;
-extern int erts_sched_compact_load;
-extern int erts_sched_balance_util;
-extern Uint erts_no_schedulers;
-extern Uint erts_no_total_schedulers;
-extern Uint erts_no_dirty_cpu_schedulers;
-extern Uint erts_no_dirty_io_schedulers;
-extern Uint erts_no_run_queues;
+extern int ERTS_WRITE_UNLIKELY(erts_sched_compact_load);
+extern int ERTS_WRITE_UNLIKELY(erts_sched_balance_util);
+extern Uint ERTS_WRITE_UNLIKELY(erts_no_schedulers);
+extern Uint ERTS_WRITE_UNLIKELY(erts_no_total_schedulers);
+extern Uint ERTS_WRITE_UNLIKELY(erts_no_dirty_cpu_schedulers);
+extern Uint ERTS_WRITE_UNLIKELY(erts_no_dirty_io_schedulers);
+extern Uint ERTS_WRITE_UNLIKELY(erts_no_run_queues);
extern int erts_sched_thread_suggested_stack_size;
extern int erts_dcpu_sched_thread_suggested_stack_size;
extern int erts_dio_sched_thread_suggested_stack_size;
@@ -522,7 +522,7 @@ typedef union {
char align[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(ErtsRunQueue))];
} ErtsAlignedRunQueue;
-extern ErtsAlignedRunQueue *erts_aligned_run_queues;
+extern ErtsAlignedRunQueue * ERTS_WRITE_UNLIKELY(erts_aligned_run_queues);
#define ERTS_PROC_REDUCTIONS_EXECUTED(SD, RQ, PRIO, REDS, AREDS)\
do { \
@@ -675,9 +675,9 @@ typedef union {
char align[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(ErtsSchedulerData))];
} ErtsAlignedSchedulerData;
-extern ErtsAlignedSchedulerData *erts_aligned_scheduler_data;
-extern ErtsAlignedSchedulerData *erts_aligned_dirty_cpu_scheduler_data;
-extern ErtsAlignedSchedulerData *erts_aligned_dirty_io_scheduler_data;
+extern ErtsAlignedSchedulerData * ERTS_WRITE_UNLIKELY(erts_aligned_scheduler_data);
+extern ErtsAlignedSchedulerData * ERTS_WRITE_UNLIKELY(erts_aligned_dirty_cpu_scheduler_data);
+extern ErtsAlignedSchedulerData * ERTS_WRITE_UNLIKELY(erts_aligned_dirty_io_scheduler_data);
#if defined(ERTS_ENABLE_LOCK_CHECK)
@@ -1270,7 +1270,7 @@ void erts_check_for_holes(Process* p);
#define SPO_OFF_HEAP_MSGQ 16
#define SPO_ON_HEAP_MSGQ 32
-extern int erts_default_spo_flags;
+extern int ERTS_WRITE_UNLIKELY(erts_default_spo_flags);
/*
* The following struct contains options for a process to be spawned.
@@ -1326,10 +1326,10 @@ extern erts_rwmtx_t erts_cpu_bind_rwmtx;
** erts_system_monitor must be != NIL, to allow testing on just
** the erts_system_monitor_* variables.
*/
-extern Eterm erts_system_monitor;
-extern Uint erts_system_monitor_long_gc;
-extern Uint erts_system_monitor_long_schedule;
-extern Uint erts_system_monitor_large_heap;
+extern Eterm ERTS_WRITE_UNLIKELY(erts_system_monitor);
+extern Uint ERTS_WRITE_UNLIKELY(erts_system_monitor_long_gc);
+extern Uint ERTS_WRITE_UNLIKELY(erts_system_monitor_long_schedule);
+extern Uint ERTS_WRITE_UNLIKELY(erts_system_monitor_large_heap);
struct erts_system_monitor_flags_t {
unsigned int busy_port : 1;
unsigned int busy_dist_port : 1;
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index 86e2c351af..ebe673cd86 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -948,8 +948,8 @@ void erts_update_ranges(BeamInstr* code, Uint size);
void erts_remove_from_ranges(BeamInstr* code);
UWord erts_ranges_sz(void);
void erts_lookup_function_info(FunctionInfo* fi, BeamInstr* pc, int full_info);
-ErtsLiteralArea** erts_dump_lit_areas;
-Uint erts_dump_num_lit_areas;
+extern ErtsLiteralArea** erts_dump_lit_areas;
+extern Uint erts_dump_num_lit_areas;
/* break.c */
void init_break_handler(void);