Merge tag 'pull-tcg-20251019' of https://gitlab.com/rth7680/qemu into staging

Merge tag 'pull-tcg-20251019' of https://gitlab.com/rth7680/qemu into staging

tcg: Remove support for 32-bit mips/ppc hosts

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* tag 'pull-tcg-20251019' of https://gitlab.com/rth7680/qemu:
  tcg/ppc: Remove support for 32-bit hosts
  tcg/ppc: Remove dead cases from tcg_target_op_def
  buildsys: Remove support for 32-bit PPC hosts
  tcg/mips: Remove ALIAS_PADD, ALIAS_PADDI
  tcg/mips: Remove support for 32-bit hosts
  tcg/mips: Remove support for O32 and N32 ABIs
  kvm/mips: Remove support for 32-bit hosts
  buildsys: Remove support for 32-bit MIPS hosts
  gitlab: Stop cross-testing for 32-bit MIPS hosts

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>