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Add cmake variable to disable writing gs register (#2284)

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Support to disable writing x86-64 GS segment register by
  `cmake -DWAMR_DISABLE_WRITE_GS_BASE=1`
and update document. Issue was reported in #2273.
This commit is contained in:
Wenyong Huang
2023-06-13 10:26:25 +08:00
committed by GitHub
parent 7ec77598dd
commit fe830d805d
4 changed files with 21 additions and 1 deletions
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7
core/config.h
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@ -449,4 +449,11 @@
#define WASM_ENABLE_STATIC_PGO 0
#endif
/* Disable writing linear memory base address to GS segment register,
by default only in linux x86-64, linear memory base addr is written
to GS segment register before calling wasm/aot function. */
#ifndef WASM_DISABLE_WRITE_GS_BASE
#define WASM_DISABLE_WRITE_GS_BASE 0
#endif
#endif /* end of _CONFIG_H_ */