Merge tag 'pull-crypto-20230915' of https://gitlab.com/rth7680/qemu into staging

Unify implementation of carry-less multiply.
Accelerate carry-less multiply for 64x64->128.

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# gpg: Signature made Fri 15 Sep 2023 12:40:26 EDT
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* tag 'pull-crypto-20230915' of https://gitlab.com/rth7680/qemu

:
  host/include/aarch64: Implement clmul.h
  host/include/i386: Implement clmul.h
  target/ppc: Use clmul_64
  target/s390x: Use clmul_64
  target/i386: Use clmul_64
  target/arm: Use clmul_64
  crypto: Add generic 64-bit carry-less multiply routine
  target/ppc: Use clmul_32* routines
  target/s390x: Use clmul_32* routines
  target/arm: Use clmul_32* routines
  crypto: Add generic 32-bit carry-less multiply routines
  target/ppc: Use clmul_16* routines
  target/s390x: Use clmul_16* routines
  target/arm: Use clmul_16* routines
  crypto: Add generic 16-bit carry-less multiply routines
  target/ppc: Use clmul_8* routines
  target/s390x: Use clmul_8* routines
  target/arm: Use clmul_8* routines
  crypto: Add generic 8-bit carry-less multiply routines

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>