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alignment-hack jl_task_t to bring it back from the size 400 to the size 368 pool #49088

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alignment-hack jl_task_t to bring it back from the size 400 to the size 368 pool #49088

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alignment-hack jl_task_t to bring it back from the size 400 to the si…
JeffBezanson Mar 21, 2023
910217a
Merge branch 'master' into jb/tasksize
vtjnash Aug 20, 2024
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17 changes: 7 additions & 10 deletions src/julia.h
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Original file line number Diff line number Diff line change
Expand Up @@ -2208,16 +2208,6 @@ typedef struct _jl_task_t {

// id of owning thread - does not need to be defined until the task runs
_Atomic(int16_t) tid;
// threadpool id
int8_t threadpoolid;
// Reentrancy bits
// Bit 0: 1 if we are currently running inference/codegen
// Bit 1-2: 0-3 counter of how many times we've reentered inference
// Bit 3: 1 if we are writing the image and inference is illegal
uint8_t reentrant_timing;
// 2 bytes of padding on 32-bit, 6 bytes on 64-bit
// uint16_t padding2_32;
// uint48_t padding2_64;
// saved gc stack top for context switches
jl_gcframe_t *gcstack;
size_t world_age;
Expand All @@ -2232,6 +2222,13 @@ typedef struct _jl_task_t {
jl_handler_t *eh;
// saved thread state
jl_ucontext_t ctx; // pointer into stkbuf, if suspended
// threadpool id
int8_t threadpoolid;
// Reentrancy bits
// Bit 0: 1 if we are currently running inference/codegen
// Bit 1-2: 0-3 counter of how many times we've reentered inference
// Bit 3: 1 if we are writing the image and inference is illegal
uint8_t reentrant_timing;
} jl_task_t;

#define JL_TASK_STATE_RUNNABLE 0
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