[PULL,v3,00/49] i386, Rust changes for 2025-01-24

Pull-request

https://gitlab.com/bonzini/qemu.git tags/for-upstream

Message

Paolo Bonzini Jan. 29, 2025, 11:27 a.m. UTC

The following changes since commit d6430c17d7113d3c38480dc34e59d00b0504e2f7:

  Merge tag 'pull-riscv-to-apply-20250119-1' of https://github.com/alistair23/qemu into staging (2025-01-19 08:55:46 -0500)

are available in the Git repository at:

  https://gitlab.com/bonzini/qemu.git tags/for-upstream

for you to fetch changes up to 3b36ee720288ba17962a17b305243ea34100e1f3:

  gitlab-ci: include full Rust backtraces in test runs (2025-01-29 09:37:50 +0100)

----------------------------------------------------------------
* target/i386: optimize string instructions
* target/i386: new Sierra Forest and Clearwater Forest models
* rust: type-safe vmstate implementation
* rust: use interior mutability for PL011
* rust: clean ups
* memtxattrs: remove usage of bitfields from MEMTXATTRS_UNSPECIFIED
* gitlab-ci: enable Rust backtraces

----------------------------------------------------------------
v2->v3: drop PL011Registers borrow before calling PL011State::update()
        include full Rust backtraces in test runs

Paolo Bonzini (38):
      rust: pl011: fix repr(C) for PL011Class
      target/i386: inline gen_jcc into sole caller
      target/i386: remove trailing 1 from gen_{j, cmov, set}cc1
      target/i386: unify REP and REPZ/REPNZ generation
      target/i386: unify choice between single and repeated string instructions
      target/i386: reorganize ops emitted by do_gen_rep, drop repz_opt
      target/i386: tcg: move gen_set/reset_* earlier in the file
      target/i386: fix RF handling for string instructions
      target/i386: make cc_op handling more explicit for repeated string instructions.
      target/i386: do not use gen_op_jz_ecx for repeated string operations
      target/i386: optimize CX handling in repeated string operations
      target/i386: execute multiple REP/REPZ iterations without leaving TB
      target/i386: pull computation of string update value out of loop
      target/i386: extract common bits of gen_repz/gen_repz_nz
      target/i386: avoid using s->tmp0 for add to implicit registers
      rust: vmstate: add new type safe implementation
      rust: vmstate: implement VMState for non-leaf types
      rust: vmstate: add varray support to vmstate_of!
      rust: vmstate: implement Zeroable for VMStateField
      rust: vmstate: implement VMState for scalar types
      rust: vmstate: add public utility macros to implement VMState
      rust: qemu_api: add vmstate_struct
      rust: pl011: switch vmstate to new-style macros
      rust: vmstate: remove translation of C vmstate macros
      rust: vmstate: make order of parameters consistent in vmstate_clock
      rust: prefer NonNull::new to assertions
      rust: pl011: remove unnecessary "extern crate"
      rust: pl011: hide unnecessarily "pub" items from outside pl011::device
      rust: pl011: extract conversion to RegisterOffset
      rust: pl011: extract CharBackend receive logic into a separate function
      rust: pl011: pull interrupt updates out of read/write ops
      rust: pl011: extract PL011Registers
      rust: pl011: wrap registers with BqlRefCell
      rust: pl011: remove duplicate definitions
      rust: pl011: pull device-specific code out of MemoryRegionOps callbacks
      rust: pl011: drop use of ControlFlow
      rust: qdev: make reset take a shared reference
      gitlab-ci: include full Rust backtraces in test runs

Tao Su (4):
      target/i386: Introduce SierraForest-v2 model
      target/i386: Export BHI_NO bit to guests
      target/i386: Add new CPU model ClearwaterForest
      docs: Add GNR, SRF and CWF CPU models

Zhao Liu (7):
      stub: Fix build failure with --enable-user --disable-system --enable-tools
      rust/qdev: Make REALIZE safe
      rust/pl011: Avoid bindings::*
      memattrs: Convert unspecified member to bool
      memattrs: Check the size of MemTxAttrs
      rust/zeroable: Implement Zeroable with const_zero macro
      rust: qemu-api: add sub-subclass to the integration tests

 docs/system/cpu-models-x86.rst.inc     |  50 ++-
 include/exec/memattrs.h                |  21 +-
 target/i386/cpu.h                      |  33 +-
 target/i386/cpu.c                      | 156 +++++++-
 target/i386/tcg/translate.c            | 363 ++++++++++-------
 target/i386/tcg/emit.c.inc             |  55 +--
 .gitlab-ci.d/buildtest-template.yml    |   1 +
 rust/hw/char/pl011/src/device.rs       | 515 +++++++++++++-----------
 rust/hw/char/pl011/src/device_class.rs |  73 ++--
 rust/hw/char/pl011/src/lib.rs          |  69 ++--
 rust/hw/char/pl011/src/memory_ops.rs   |  25 +-
 rust/qemu-api/src/prelude.rs           |   2 +
 rust/qemu-api/src/qdev.rs              |  16 +-
 rust/qemu-api/src/qom.rs               |  21 +-
 rust/qemu-api/src/vmstate.rs           | 700 +++++++++++++++++++++------------
 rust/qemu-api/src/zeroable.rs          | 118 +++---
 rust/qemu-api/tests/tests.rs           |  56 ++-
 stubs/meson.build                      |   4 +-
 18 files changed, 1423 insertions(+), 855 deletions(-)

Comments

Stefan Hajnoczi Jan. 29, 2025, 7:17 p.m. UTC | #1

Applied, thanks.

Please update the changelog at https://wiki.qemu.org/ChangeLog/10.0 for any user-visible changes.