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Fixes to tclone and other temp allocations with overaligned data.

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This commit is contained in:
Christoffer Lerno
2025-04-20 21:30:36 +02:00
parent f778e75757
commit 8a2907806b
2 changed files with 22 additions and 19 deletions
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28
lib/std/core/mem.c3
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@@ -649,20 +649,14 @@ macro @clone_aligned(value) @builtin @nodiscard
<*
@param value : "The value to clone"
@return "A pointer to the cloned value"
@require $alignof(value) <= mem::DEFAULT_MEM_ALIGNMENT : "Types with alignment exceeding the default must use 'tclone_aligned' instead"
*>
macro @tclone(value) @builtin @nodiscard
{
return tnew($typeof(value), value);
}
<*
@param value : "The value to clone"
@return "A pointer to the cloned value"
*>
macro @tclone_aligned(value) @builtin @nodiscard
{
return allocator::clone_aligned(tmem, value);
$if $alignof(value) <= mem::DEFAULT_MEM_ALIGNMENT:
return tnew($typeof(value), value);
$else
return allocator::clone_aligned(tmem, value);
$endif
}
fn void* malloc(usz size) @builtin @inline @nodiscard
@@ -766,9 +760,9 @@ macro alloc_aligned($Type) @nodiscard
macro tnew($Type, ...) @nodiscard
{
$if $vacount == 0:
return ($Type*)tcalloc($Type.sizeof) @inline;
return ($Type*)tcalloc($Type.sizeof, $Type.alignof) @inline;
$else
$Type* val = tmalloc($Type.sizeof) @inline;
$Type* val = tmalloc($Type.sizeof, $Type.alignof) @inline;
*val = $vaexpr[0];
return val;
$endif
@@ -781,9 +775,9 @@ macro tnew($Type, ...) @nodiscard
macro temp_with_padding($Type, usz padding, ...) @nodiscard
{
$if $vacount == 0:
return ($Type*)tcalloc($Type.sizeof + padding) @inline;
return ($Type*)tcalloc($Type.sizeof + padding, $Type.alignof) @inline;
$else
$Type* val = tmalloc($Type.sizeof + padding) @inline;
$Type* val = tmalloc($Type.sizeof + padding, $Type.alignof) @inline;
*val = $vaexpr[0];
return val;
$endif
@@ -791,12 +785,12 @@ macro temp_with_padding($Type, usz padding, ...) @nodiscard
macro talloc($Type) @nodiscard
{
return tmalloc($Type.sizeof);
return tmalloc($Type.sizeof, $Type.alignof);
}
macro talloc_with_padding($Type, usz padding) @nodiscard
{
return tmalloc($Type.sizeof + padding);
return tmalloc($Type.sizeof + padding, $Type.alignof);
}
<*