MIRROR: javascript for 🐜's, a tiny runtime with big ambitions
fix x86 JIT stack guard ABI mismatch
+4
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+1
-1
include/silver/glue.h
+1
-1
include/silver/glue.h
···
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#ifdef ANT_JIT
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#include "silver/engine.h"
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-
bool jit_helper_stack_overflow(ant_t *js);
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+
int64_t jit_helper_stack_overflow(ant_t *js);
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int64_t jit_helper_is_truthy(ant_t *js, ant_value_t v);
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ant_value_t jit_helper_add(sv_vm_t *vm, ant_t *js, ant_value_t l, ant_value_t r);
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-3
src/silver/glue.c
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-3
src/silver/glue.c
···
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#include "ops/comparison.h"
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#include "ops/calls.h"
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-
bool jit_helper_stack_overflow(ant_t *js) {
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+
int64_t jit_helper_stack_overflow(ant_t *js) {
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volatile char marker;
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uintptr_t curr = (uintptr_t)▮
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-
if (js->cstk.limit == 0 || js->cstk.base == NULL) return false;
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if (js->cstk.limit == 0 || js->cstk.base == NULL) return 0;
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uintptr_t base = (uintptr_t)js->cstk.base;
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size_t used = (base > curr) ? (base - curr) : (curr - base);
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-
return used > js->cstk.limit;
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+
return used > js->cstk.limit ? 1 : 0;
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}
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ant_value_t jit_helper_stack_overflow_error(sv_vm_t *vm, ant_t *js) {