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mimalloc
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add libc.c source file

This commit is contained in:
daanx 2023-05-19 10:24:39 -07:00
parent d7a72c4912
commit 4a85f32f8e
17 changed files with 31 additions and 67 deletions
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1
CMakeLists.txt
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@ -45,6 +45,7 @@ set(mi_sources
src/bitmap.c
src/heap.c
src/init.c
src/libc.c
src/options.c
src/os.c
src/page.c

1
ide/vs2017/mimalloc-override.vcxproj
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@ -238,6 +238,7 @@
<ClCompile Include="..\..\src\bitmap.c" />
<ClCompile Include="..\..\src\heap.c" />
<ClCompile Include="..\..\src\init.c" />
<ClCompile Include="..\..\src\libc.c" />
<ClCompile Include="..\..\src\prim\prim.c" />
<ClCompile Include="..\..\src\options.c" />
<ClCompile Include="..\..\src\os.c" />

3
ide/vs2017/mimalloc-override.vcxproj.filters
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@ -91,5 +91,8 @@
<ClCompile Include="..\..\src\segment-map.c">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="..\..\src\libc.c">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup>
</Project>

1
ide/vs2017/mimalloc.vcxproj
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@ -227,6 +227,7 @@
<ClCompile Include="..\..\src\bitmap.c" />
<ClCompile Include="..\..\src\heap.c" />
<ClCompile Include="..\..\src\init.c" />
<ClCompile Include="..\..\src\libc.c" />
<ClCompile Include="..\..\src\prim\prim.c" />
<ClCompile Include="..\..\src\options.c" />
<ClCompile Include="..\..\src\page-queue.c">

3
ide/vs2017/mimalloc.vcxproj.filters
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@ -62,6 +62,9 @@
<ClCompile Include="..\..\src\segment-map.c">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="..\..\src\libc.c">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="$(ProjectDir)..\..\include\mimalloc.h">

1
ide/vs2019/mimalloc-override.vcxproj
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@ -238,6 +238,7 @@
<ClCompile Include="..\..\src\bitmap.c" />
<ClCompile Include="..\..\src\heap.c" />
<ClCompile Include="..\..\src\init.c" />
<ClCompile Include="..\..\src\libc.c" />
<ClCompile Include="..\..\src\prim\prim.c" />
<ClCompile Include="..\..\src\options.c" />
<ClCompile Include="..\..\src\os.c" />

3
ide/vs2019/mimalloc-override.vcxproj.filters
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@ -52,6 +52,9 @@
<ClCompile Include="..\..\src\segment-map.c">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="..\..\src\libc.c">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="$(ProjectDir)..\..\include\mimalloc.h">

1
ide/vs2019/mimalloc.vcxproj
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@ -219,6 +219,7 @@
</ClCompile>
<ClCompile Include="..\..\src\heap.c" />
<ClCompile Include="..\..\src\init.c" />
<ClCompile Include="..\..\src\libc.c" />
<ClCompile Include="..\..\src\prim\prim.c" />
<ClCompile Include="..\..\src\prim\windows\prim.c">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>

3
ide/vs2019/mimalloc.vcxproj.filters
View File

@ -55,6 +55,9 @@
<ClCompile Include="..\..\src\segment-map.c">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="..\..\src\libc.c">
<Filter>Source Files</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="$(ProjectDir)..\..\include\mimalloc.h">

1
ide/vs2022/mimalloc-override.vcxproj
View File

@ -240,6 +240,7 @@
<ClCompile Include="..\..\src\bitmap.c" />
<ClCompile Include="..\..\src\heap.c" />
<ClCompile Include="..\..\src\init.c" />
<ClCompile Include="..\..\src\libc.c" />
<ClCompile Include="..\..\src\prim\prim.c" />
<ClCompile Include="..\..\src\prim\windows\prim.c">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>

3
ide/vs2022/mimalloc-override.vcxproj.filters
View File

@ -55,6 +55,9 @@
<ClCompile Include="..\..\src\stats.c">
<Filter>Sources</Filter>
</ClCompile>
<ClCompile Include="..\..\src\libc.c">
<Filter>Sources</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="..\..\include\mimalloc\atomic.h">

1
ide/vs2022/mimalloc.vcxproj
View File

@ -219,6 +219,7 @@
</ClCompile>
<ClCompile Include="..\..\src\heap.c" />
<ClCompile Include="..\..\src\init.c" />
<ClCompile Include="..\..\src\libc.c" />
<ClCompile Include="..\..\src\prim\prim.c" />
<ClCompile Include="..\..\src\prim\windows\prim.c">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>

3
ide/vs2022/mimalloc.vcxproj.filters
View File

@ -55,6 +55,9 @@
<ClCompile Include="..\..\src\stats.c">
<Filter>Sources</Filter>
</ClCompile>
<ClCompile Include="..\..\src\libc.c">
<Filter>Sources</Filter>
</ClCompile>
</ItemGroup>
<ItemGroup>
<ClInclude Include="..\..\src\bitmap.h">

4
include/mimalloc/internal.h
View File

@ -189,14 +189,14 @@ bool _mi_free_delayed_block(mi_block_t* block);
void _mi_free_generic(const mi_segment_t* segment, mi_page_t* page, bool is_local, void* p) mi_attr_noexcept; // for runtime integration
void _mi_padding_shrink(const mi_page_t* page, const mi_block_t* block, const size_t min_size);
// option.c, c primitives
// libc.c, c primitives
char _mi_toupper(char c);
int _mi_strnicmp(const char* s, const char* t, size_t n);
void _mi_strlcpy(char* dest, const char* src, size_t dest_size);
void _mi_strlcat(char* dest, const char* src, size_t dest_size);
size_t _mi_strlen(const char* s);
size_t _mi_strnlen(const char* s, size_t max_len);
bool _mi_getenv(const char* name, char* result, size_t result_size);
#if MI_DEBUG>1
bool _mi_page_is_valid(mi_page_t* page);

2
src/arena.c
View File

@ -812,7 +812,7 @@ int mi_reserve_os_memory_ex(size_t size, bool commit, bool allow_large, bool exc
const bool is_large = memid.is_pinned; // todo: use separate is_large field?
if (!mi_manage_os_memory_ex2(start, size, is_large, -1 /* numa node */, exclusive, memid, arena_id)) {
_mi_os_free_ex(start, size, commit, memid, &_mi_stats_main);
_mi_verbose_message("failed to reserve %zu k memory\n", _mi_divide_up(size, 1024));
_mi_verbose_message("failed to reserve %zu KiB memory\n", _mi_divide_up(size, 1024));
return ENOMEM;
}
_mi_verbose_message("reserved %zu KiB memory%s\n", _mi_divide_up(size, 1024), is_large ? " (in large os pages)" : "");

66
src/options.c
View File

@ -435,68 +435,6 @@ void _mi_error_message(int err, const char* fmt, ...) {
// --------------------------------------------------------
// Initialize options by checking the environment
// --------------------------------------------------------
char _mi_toupper(char c) {
if (c >= 'a' && c <= 'z') return (c - 'a' + 'A');
else return c;
}
int _mi_strnicmp(const char* s, const char* t, size_t n) {
if (n == 0) return 0;
for (; *s != 0 && *t != 0 && n > 0; s++, t++, n--) {
if (_mi_toupper(*s) != _mi_toupper(*t)) break;
}
return (n == 0 ? 0 : *s - *t);
}
void _mi_strlcpy(char* dest, const char* src, size_t dest_size) {
if (dest==NULL || src==NULL || dest_size == 0) return;
// copy until end of src, or when dest is (almost) full
while (*src != 0 && dest_size > 1) {
*dest++ = *src++;
dest_size--;
}
// always zero terminate
*dest = 0;
}
void _mi_strlcat(char* dest, const char* src, size_t dest_size) {
if (dest==NULL || src==NULL || dest_size == 0) return;
// find end of string in the dest buffer
while (*dest != 0 && dest_size > 1) {
dest++;
dest_size--;
}
// and catenate
_mi_strlcpy(dest, src, dest_size);
}
size_t _mi_strlen(const char* s) {
if (s==NULL) return 0;
size_t len = 0;
while(s[len] != 0) { len++; }
return len;
}
size_t _mi_strnlen(const char* s, size_t max_len) {
if (s==NULL) return 0;
size_t len = 0;
while(s[len] != 0 && len < max_len) { len++; }
return len;
}
#ifdef MI_NO_GETENV
static bool mi_getenv(const char* name, char* result, size_t result_size) {
MI_UNUSED(name);
MI_UNUSED(result);
MI_UNUSED(result_size);
return false;
}
#else
static bool mi_getenv(const char* name, char* result, size_t result_size) {
if (name==NULL || result == NULL || result_size < 64) return false;
return _mi_prim_getenv(name,result,result_size);
}
#endif
// TODO: implement ourselves to reduce dependencies on the C runtime
#include <stdlib.h> // strtol
@ -509,11 +447,11 @@ static void mi_option_init(mi_option_desc_t* desc) {
char buf[64+1];
_mi_strlcpy(buf, "mimalloc_", sizeof(buf));
_mi_strlcat(buf, desc->name, sizeof(buf));
bool found = mi_getenv(buf, s, sizeof(s));
bool found = _mi_getenv(buf, s, sizeof(s));
if (!found && desc->legacy_name != NULL) {
_mi_strlcpy(buf, "mimalloc_", sizeof(buf));
_mi_strlcat(buf, desc->legacy_name, sizeof(buf));
found = mi_getenv(buf, s, sizeof(s));
found = _mi_getenv(buf, s, sizeof(s));
if (found) {
_mi_warning_message("environment option \"mimalloc_%s\" is deprecated -- use \"mimalloc_%s\" instead.\n", desc->legacy_name, desc->name);
}

1
src/static.c
View File

@ -27,6 +27,7 @@ terms of the MIT license. A copy of the license can be found in the file
#include "bitmap.c"
#include "heap.c"
#include "init.c"
#include "libc.c"
#include "options.c"
#include "os.c"
#include "page.c" // includes page-queue.c