mirror/zig
1
0
Fork 0
mirror of https://github.com/ziglang/zig.git synced 2026-02-13 04:48:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

compiler-rt: add __aeabi_uldivmod

Browse Source
This commit is contained in:
Andrew Kelley 2017-08-31 01:39:20 -04:00
parent 021155db5b
commit 156a84e80f
1 changed files with 17 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
std/special/compiler_rt/index.zig
View File

@ -36,6 +36,23 @@ export fn __umoddi3(a: u64, b: u64) -> u64 {
return r;
}
const AeabiUlDivModResult = extern struct {
quot: u64,
rem: u64,
};
export fn __aeabi_uldivmod(numerator: u64, denominator: u64) -> AeabiUlDivModResult {
@setDebugSafety(this, is_test);
if (comptime isArmArch()) {
@setGlobalLinkage(__aeabi_uldivmod, builtin.GlobalLinkage.LinkOnce);
var result: AeabiUlDivModResult = undefined;
result.quot = __udivmoddi4(numerator, denominator, &result.rem);
return result;
}
@setGlobalLinkage(__aeabi_uldivmod, builtin.GlobalLinkage.Internal);
unreachable;
}
fn isArmArch() -> bool {
return switch (builtin.arch) {
builtin.Arch.armv8_2a,