Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Fixes IBM XLC behavior with uint128 fallback #2985

Merged
merged 3 commits into from
Jul 22, 2022
Merged

Fixes IBM XLC behavior with uint128 fallback #2985

Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
987e168
Fixes IBM XLC behavior with uint128 fallback
fbusato Jul 14, 2022
043c1e4
Replace legacy xlc with clang-based xlc
fbusato Jul 19, 2022
1ade10c
simplify xlc intrinsics handling
fbusato Jul 22, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 2 additions & 2 deletions include/fmt/format.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -391,11 +391,11 @@ class uint128_fallback {
hi_ += (lo_ < n ? 1 : 0);
return *this;
}
#if FMT_HAS_BUILTIN(__builtin_addcll)
#if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__)
unsigned long long carry;
lo_ = __builtin_addcll(lo_, n, 0, &carry);
hi_ += carry;
#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64)
#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__)
unsigned long long result;
auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result);
lo_ = result;
Expand Down