Curve25519 x64 ASM: nct invert needs vzeroupper

When ymm registers used, vzeroupper is required at end.
2026-01-27 05:12:19 +01:00 · 2026-01-13 08:38:23 +10:00
parent 6264c115cc
commit ffe304643e
1 changed files with 1 additions and 0 deletions
--- a/wolfcrypt/src/fe_x25519_asm.S
+++ b/wolfcrypt/src/fe_x25519_asm.S
@@ -21779,6 +21779,7 @@ L__mod_inv_avx2__3_no_add_prime:
        movq	%r8, 8(%rdi)
        movq	%r10, 16(%rdi)
        movq	%r12, 24(%rdi)
+        vzeroupper
        popq	%rbx
        popq	%r15
        popq	%r14