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try to force the sysv calling convention

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Folkert 2023-09-12 17:59:04 +02:00
parent fa0a7fabb8
commit cd89775176
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2 changed files with 3 additions and 11 deletions
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10
crates/compiler/builtins/bitcode/src/libc.zig
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@ -28,15 +28,7 @@ pub fn memcpy(noalias dest: [*]u8, noalias src: [*]const u8, len: usize) callcon
switch (arch) {
// x86_64 has a special optimized memcpy that can use avx2.
.x86_64 => {
// On windows the folly memcpy segfaults for unclear reasons
// TODO investigate why it segfaults
if (builtin.os.tag == .windows) {
std.mem.copy(u8, dest[0..len], src[0..len]);
return dest;
} else {
return memcpy_target(dest, src, len);
}
return memcpy_target(dest, src, len);
},
else => {
return musl.memcpy(dest, src, len);

4
crates/compiler/builtins/bitcode/src/libc/folly/memcpy.zig
View file

@ -14,5 +14,5 @@ comptime {
}
}
pub extern fn __folly_memcpy_prefetchw(noalias dest: [*]u8, noalias src: [*]const u8, len: usize) callconv(.C) [*]u8;
pub extern fn __folly_memcpy_prefetcht0(noalias dest: [*]u8, noalias src: [*]const u8, len: usize) callconv(.C) [*]u8;
pub extern fn __folly_memcpy_prefetchw(noalias dest: [*]u8, noalias src: [*]const u8, len: usize) callconv(.SysV) [*]u8;
pub extern fn __folly_memcpy_prefetcht0(noalias dest: [*]u8, noalias src: [*]const u8, len: usize) callconv(.SysV) [*]u8;