Configure: Check if 128-bit integers are supported by compiler
authorAmitay Isaacs <amitay@ozlabs.org>
Tue, 6 Apr 2021 02:52:44 +0000 (12:52 +1000)
committerMatt Caswell <matt@openssl.org>
Thu, 8 Apr 2021 11:18:10 +0000 (12:18 +0100)
commita72da9ecebcd8e9b9caf6a3d05251a7008e9c614
tree2fe816d93b8b884c0372d31a7d87d04d3fd2426e
parentf684a2d783bf2c4728e65f83e0f89ec654f40e79
Configure: Check if 128-bit integers are supported by compiler

Add a config variable "use_int128" to indicate if 128-bit integers are
supported or not at the configure time.  This makes it easier to
automatically select 64-bit versus 32-bit implementation for curve448.

Signed-off-by: Amitay Isaacs <amitay@ozlabs.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14784)
Configure