Differences From Artifact [50eac6751c]:
- File
src/runtime/exception.m
— part of check-in
[5b37fbeb82]
at
2020-12-20 21:26:08
on branch trunk
— Return error instead of using errno for threading
errno is problematic for Amiga libraries and is also not thread-safe on
some systems, even though it should. (user: js, size: 19890) [annotate] [blame] [check-ins using] [more...]
To Artifact [02f7c2294e]:
- File src/runtime/exception.m — part of check-in [029db9e275] at 2021-01-01 21:43:18 on branch trunk — runtime/exception.m: Implement DW_EH_PE_aligned (user: js, size: 20040) [annotate] [blame] [check-ins using]
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}
static uint64_t
readValue(uint8_t enc, const uint8_t **ptr)
{
uint64_t value;
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}
static uint64_t
readValue(uint8_t enc, const uint8_t **ptr)
{
uint64_t value;
if (enc == DW_EH_PE_aligned) {
const uintptr_t *aligned = (const uintptr_t *)
OF_ROUND_UP_POW2(sizeof(void *), (uintptr_t)*ptr);
*ptr = (const uint8_t *)(aligned + 1);
return *aligned;
}
#define READ(type) \
{ \
type tmp; \
memcpy(&tmp, *ptr, sizeof(type)); \
value = tmp; \
*ptr += sizeForEncoding(enc); \
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return value;
}
#ifndef HAVE_ARM_EHABI_EXCEPTIONS
static uint64_t
resolveValue(uint64_t value, uint8_t enc, const uint8_t *start, uint64_t base)
{
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return value;
}
#ifndef HAVE_ARM_EHABI_EXCEPTIONS
static uint64_t
resolveValue(uint64_t value, uint8_t enc, const uint8_t *start, uint64_t base)
{
if (value == 0 || enc == DW_EH_PE_aligned)
return value;
value += ((enc & 0x70) == DW_EH_PE_pcrel ? (uintptr_t)start : base);
if (enc & DW_EH_PE_indirect)
value = *(uintptr_t *)(uintptr_t)value;
return value;
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