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give exec_instruction_desc arrays larger alignment #58

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merged 2 commits into from
Jul 3, 2023
Merged

give exec_instruction_desc arrays larger alignment #58

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8824b72
add __aligned
yamt Jul 1, 2023
2b5b325
give exec_instruction_desc arrays larger alignment
yamt Jul 1, 2023
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13 changes: 9 additions & 4 deletions lib/insn.c
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Original file line number Diff line number Diff line change
Expand Up @@ -638,23 +638,28 @@ static int fetch_exec_next_insn_fe(const uint8_t *p, struct cell *stack,
.fetch_exec = fetch_exec_next_insn_##n, \
},

const static struct exec_instruction_desc exec_instructions_fc[] = {
#define __exec_table_align __aligned(64)

const static struct exec_instruction_desc
exec_instructions_fc[] __exec_table_align = {
#include "insn_list_fc.h"
};

#if defined(TOYWASM_ENABLE_WASM_SIMD)
const static struct exec_instruction_desc exec_instructions_fd[] = {
const static struct exec_instruction_desc
exec_instructions_fd[] __exec_table_align = {
#include "insn_list_simd.h"
};
#endif

#if defined(TOYWASM_ENABLE_WASM_THREADS)
const static struct exec_instruction_desc exec_instructions_fe[] = {
const static struct exec_instruction_desc
exec_instructions_fe[] __exec_table_align = {
#include "insn_list_threads.h"
};
#endif

const struct exec_instruction_desc exec_instructions[] = {
const struct exec_instruction_desc exec_instructions[] __exec_table_align = {
#include "insn_list_base.h"
#if defined(TOYWASM_ENABLE_WASM_TAILCALL)
#include "insn_list_tailcall.h"
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8 changes: 8 additions & 0 deletions lib/platform.h
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Original file line number Diff line number Diff line change
Expand Up @@ -119,3 +119,11 @@
#define __constfunc
#endif /* defined(__GNUC__) */
#endif /* !defined(__constfunc) */

#if !defined(__aligned)
#if defined(__GNUC__)
#define __aligned(N) __attribute__((aligned(N)))
#else
#define __aligned(N)
#endif /* defined(__GNUC__) */
#endif /* !defined(__aligned) */