[PATCH 00/29] tcg: Introduce TCG_COND_TST{EQ,NE}

[Richard Henderson]

Inspired by some other patch review this week, expose a pair
of comparison operators that map to the "test" comparison
that is available on many architectures.

Convert target/alpha to use this as an exemplar.


r~


Richard Henderson (29):
  tcg: Introduce TCG_COND_TST{EQ,NE}
  tcg/optimize: Split out arg_is_const_val
  tcg/optimize: Split out do_constant_folding_cond1
  tcg/optimize: Do swap_commutative2 in do_constant_folding_cond2
  tcg/optimize: Split out arg_new_constant
  tcg/optimize: Handle TCG_COND_TST{EQ,NE}
  tcg/aarch64: Support TCG_COND_TST{EQ,NE}
  tcg/aarch64: Generate TBZ, TBNZ
  tcg/arm: Support TCG_COND_TST{EQ,NE}
  tcg/i386: Pass x86 condition codes to tcg_out_cmov
  tcg/i386: Move tcg_cond_to_jcc[] into tcg_out_cmp
  tcg/i386: Add rexw argument to tcg_out_testi
  tcg/i386: Support TCG_COND_TST{EQ,NE}
  tcg/loongarch64: Support TCG_COND_TST{EQ,NE}
  tcg/mips: Support TCG_COND_TST{EQ,NE}
  tcg/riscv: Support TCG_COND_TST{EQ,NE}
  tcg/sparc64: Implement tcg_out_extrl_i64_i32
  tcg/sparc64: Hoist read of tcg_cond_to_rcond
  tcg/sparc64: Pass TCGCond to tcg_out_cmp
  tcg/sparc64: Support TCG_COND_TST{EQ,NE}
  tcg/ppc: Sink tcg_to_bc usage into tcg_out_bc
  tcg/ppc: Use cr0 in tcg_to_bc and tcg_to_isel
  tcg/ppc: Create tcg_out_and_rc
  tcg/ppc: Support TCG_COND_TST{EQ,NE}
  tcg/s390x: Support TCG_COND_TST{EQ,NE}
  tcg/tci: Support TCG_COND_TST{EQ,NE}
  target/alpha: Use TCG_COND_TST{EQ,NE} for BLB{C,S}
  target/alpha: Use TCG_COND_TST{EQ,NE} for CMOVLB{C,S}
  target/alpha: Use TCG_COND_TSTNE for gen_fold_mzero

 include/tcg/tcg-cond.h           |  49 +++-
 tcg/aarch64/tcg-target-con-set.h |   4 +-
 target/alpha/translate.c         |  94 +++----
 tcg/optimize.c                   | 444 ++++++++++++++++++++++---------
 tcg/tcg.c                        |   4 +-
 tcg/tci.c                        |  14 +
 docs/devel/tcg-ops.rst           |   2 +
 tcg/aarch64/tcg-target.c.inc     | 156 ++++++++---
 tcg/arm/tcg-target.c.inc         |  59 ++--
 tcg/i386/tcg-target.c.inc        | 111 ++++----
 tcg/loongarch64/tcg-target.c.inc |  56 ++--
 tcg/mips/tcg-target.c.inc        |  41 +++
 tcg/ppc/tcg-target.c.inc         | 213 ++++++++-------
 tcg/riscv/tcg-target.c.inc       |  20 +-
 tcg/s390x/tcg-target.c.inc       | 127 ++++++---
 tcg/sparc64/tcg-target.c.inc     |  67 +++--
 16 files changed, 998 insertions(+), 463 deletions(-)

-- 
2.34.1