Merge tag 'pull-tcg-20230204' of https://gitlab.com/rth7680/qemu into staging

Merge tag 'pull-tcg-20230204' of https://gitlab.com/rth7680/qemu into staging

tcg: Add support for TCGv_i128 in parameters and returns.
tcg: Add support for TCGv_i128 in cmpxchg.
tcg: Test CPUJumpCache in tb_jmp_cache_clear_page
tcg: Split out tcg_gen_nonatomic_cmpxchg_i{32,64}
tcg/aarch64: Fix patching of LDR in tb_target_set_jmp_target
target/arm: Use tcg_gen_atomic_cmpxchg_i128
target/i386: Use tcg_gen_atomic_cmpxchg_i128
target/i386: Use tcg_gen_nonatomic_cmpxchg_i{32,64}
target/s390x: Use tcg_gen_atomic_cmpxchg_i128
target/s390x: Use TCGv_i128 in passing and returning float128
target/s390x: Implement CC_OP_NZ in gen_op_calc_cc

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* tag 'pull-tcg-20230204' of https://gitlab.com/rth7680/qemu: (40 commits)
  tcg/aarch64: Fix patching of LDR in tb_target_set_jmp_target
  target/i386: Inline cmpxchg16b
  target/i386: Inline cmpxchg8b
  target/i386: Split out gen_cmpxchg8b, gen_cmpxchg16b
  target/s390x: Implement CC_OP_NZ in gen_op_calc_cc
  target/s390x: Use tcg_gen_atomic_cmpxchg_i128 for CDSG
  target/s390x: Use Int128 for passing float128
  target/s390x: Use Int128 for returning float128
  target/s390x: Copy wout_x1 to wout_x1_P
  target/s390x: Use Int128 for return from TRE
  target/s390x: Use Int128 for return from CKSM
  target/s390x: Use Int128 for return from CLST
  target/s390x: Use a single return for helper_divs64/u64
  target/s390x: Use a single return for helper_divs32/u32
  tests/tcg/s390x: Add cdsg.c
  tests/tcg/s390x: Add long-double.c
  tests/tcg/s390x: Add clst.c
  tests/tcg/s390x: Add div.c
  target/ppc: Use tcg_gen_atomic_cmpxchg_i128 for STQCX
  target/arm: Use tcg_gen_atomic_cmpxchg_i128 for CASP
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>