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windows i386 support

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This commit is contained in:
Jon Lipstate
2025-08-29 12:41:38 -07:00
parent f926c1861f
commit 231ce2da59
6 changed files with 50 additions and 8 deletions
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7
base/runtime/core_builtin.odin
View File

@@ -54,7 +54,12 @@ container_of :: #force_inline proc "contextless" (ptr: $P/^$Field_Type, $T: type
when !NO_DEFAULT_TEMP_ALLOCATOR {
@thread_local global_default_temp_allocator_data: Default_Temp_Allocator
when ODIN_ARCH == .i386 && ODIN_OS == .Windows {
// Thread-local storage is problematic on Windows i386
global_default_temp_allocator_data: Default_Temp_Allocator
} else {
@thread_local global_default_temp_allocator_data: Default_Temp_Allocator
}
}
@(builtin, disabled=NO_DEFAULT_TEMP_ALLOCATOR)

14
base/runtime/entry_windows.odin
View File

@@ -28,7 +28,19 @@ when ODIN_BUILD_MODE == .Dynamic {
return true
}
} else when !ODIN_TEST && !ODIN_NO_ENTRY_POINT {
when ODIN_ARCH == .i386 || ODIN_NO_CRT {
when ODIN_ARCH == .i386 && !ODIN_NO_CRT {
// Windows i386 with CRT: libcmt provides mainCRTStartup which calls _main
// Note: "c" calling convention adds underscore prefix automatically on i386
@(link_name="main", linkage="strong", require)
main :: proc "c" (argc: i32, argv: [^]cstring) -> i32 {
args__ = argv[:argc]
context = default_context()
#force_no_inline _startup_runtime()
intrinsics.__entry_point()
#force_no_inline _cleanup_runtime()
return 0
}
} else when ODIN_NO_CRT {
@(link_name="mainCRTStartup", linkage="strong", require)
mainCRTStartup :: proc "system" () -> i32 {
context = default_context()