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| author | gingerBill <bill@gingerbill.org> | 2021-04-25 20:22:26 +0100 |
|---|---|---|
| committer | gingerBill <bill@gingerbill.org> | 2021-04-25 20:22:26 +0100 |
| commit | 72aa0e6e3891c034863476751b2aefda781de5b2 (patch) | |
| tree | fc49f4821dcb900a30d472803e5340587c1cd65a /core/runtime/internal_linux.odin | |
| parent | cb2e6ea31db90ca80314e5ff8ce8f43371fade7c (diff) | |
Replace many `foreign` llvm calls with intrinsics
Diffstat (limited to 'core/runtime/internal_linux.odin')
| -rw-r--r-- | core/runtime/internal_linux.odin | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/core/runtime/internal_linux.odin b/core/runtime/internal_linux.odin index aecd7f601..1e1a25bb8 100644 --- a/core/runtime/internal_linux.odin +++ b/core/runtime/internal_linux.odin @@ -1,5 +1,7 @@ package runtime +import "intrinsics" + @(link_name="__umodti3") umodti3 :: proc "c" (a, b: u128) -> u128 { r: u128 = ---; @@ -86,12 +88,6 @@ fixdfti :: proc(a: u64) -> i128 { } -@(default_calling_convention = "none") -foreign { - @(link_name="llvm.ctlz.i128") _clz_i128 :: proc(x: i128, is_zero_undef := false) -> i128 --- -} - - @(link_name="__floattidf") floattidf :: proc(a: i128) -> f64 { DBL_MANT_DIG :: 53; @@ -102,7 +98,7 @@ floattidf :: proc(a: i128) -> f64 { N :: size_of(i128) * 8; s := a >> (N-1); a = (a ~ s) - s; - sd: = N - _clz_i128(a); // number of significant digits + sd: = N - intrinsics.leading_zeros(a); // number of significant digits e := u32(sd - 1); // exponent if sd > DBL_MANT_DIG { switch sd { |