linux-user/xtensa: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/xtensa: Create target_ptrace.h

Remove the target_pt_regs; add target_user_pt_regs to
target_ptrace.h, which matches what is actually used.
Remove xtensa_reg_t and xtregs_opt_t.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/sh4: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/sh4: Create target_ptrace.h

Move target_pt_regs to target_ptrace.h.
Convert to abi_foo types.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/s390x: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
This lets us drop the ugly cast to uint32_t* in the middle.

Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/s390x: Create target_ptrace.h

Move target_psw_t to target_ptrace.h.  Note that abi_ulong already
has an attribute for 8-byte alignment, so there's no need to carry
another on target_psw_t.

Remove the target_pt_regs; add target_s390x_reg to target_ptrace.h,
which matches what is actually used.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/ppc: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/ppc: Create target_ptrace.h

Move the target_pt_regs structure from target_syscall.h.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/openrisc: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/openrisc: Create target_ptrace.h

Move the target_pt_regs structure from target_syscall.h and
rename to target_user_regs_struct, obviating the comment.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/mips: Use target_ulong for target_elf_greg_t

Make use of the fact that target_elf_gregset_t is a proper structure.
The target_ulong type matches the abi_ulong/abi_ullong
selection within mips64/target_elf.h.

Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/mips: Create target_ptrace.h

Move the target_pt_regs structure from target_syscall.h.
Fix the incorrect ordering of the fields.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/microblaze: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/microblaze: Fold target_pt_regs.r* to an array

Separately enumerating all 32 registers is not helpful.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/microblaze: Create target_ptrace.h

Move the target_pt_regs structure from target_syscall.h.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/m68k: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/loongarch64: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Note that the kernel's uses an array, and then it has a bunch of defines
to create symbolic offsets.  Modulo some reserved fields, which we do
not implement here, this is the same layout as struct user_pt_regs.

Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/loongarch64: Create target_ptrace.h

Remove the target_pt_regs structure from target_syscall.h.
Add target_user_pt_regs to target_ptrace.h, which matches
what is actually used on loongarch64.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/arm: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a proper structure.
Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/arm: Create target_ptrace.h

Move the target_pt_regs structure from target_syscall.h.
Replace the array with proper structure fields.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/aarch64: Expand target_elf_gregset_t

Make use of the fact that target_elf_gregset_t is a
proper structure by using target_user_pt_regs.

Drop ELF_NREG, target_elf_greg_t, and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/aarch64: Create target_ptrace.h

Move the target_pt_regs structure from target_syscall.h, and
rename to target_user_pt_regs, to match what's in ptrace.h.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/x86_64: Fix dump of fs_base, gs_base

We were storing the selector, not the base.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/x86_64: Expand target_elf_gregset_t

The comment re ELF_NREG is incorrect or out-of-date.
Make use of the fact that target_elf_gregset_t is a
proper structure by using target_user_regs_struct.

Drop target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/x86_64: Create target_ptrace.h

Remove the target_pt_regs structure from target_syscall.h.
Add target_user_regs_struct to target_ptrace.h, which matches
what is actually used on x86_64.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/i386: Expand target_elf_gregset_t

The comment re ELF_NREG is incorrect or out-of-date.
Make use of the fact that target_elf_gregset_t is a
proper structure by using target_user_regs_struct.

Drop target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/i386: Create target_ptrace.h

Remove the target_pt_regs structure from target_syscall.h.
Add target_user_regs_struct to target_ptrace.h, which is
what is actually used by ELF_CORE_COPY_REGS; the layout
of the two structure definitions is identical.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Remove target_elf_greg_t, tswapreg from elfload.c

These are no longer used within the generic file.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to xtensa/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to s390x/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to m68k/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to sh4/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to openrisc/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to microblaze/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to mips/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to loongarch64/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to ppc/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to aarch64/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to arm/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move elf_core_copy_regs to {i386,x86_64}/elfload.c

Move elf_core_copy_regs to elfload.c.
Move HAVE_ELF_CORE_DUMP, ELF_NREGS, target_elf_gregset_t to target_elf.h.
For now, duplicate the definitions of target_elf_greg_t and tswapreg.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Rename USE_ELF_CORE_DUMP to HAVE_ELF_CORE_DUMP

The other knobs in target_elf.h are all HAVE_*.
Rename this USE_ELF_CORE_DUMP to match.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Declare elf_core_copy_regs in loader.h

Drop the static from all implementations.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Update comment for target_elf_gregset_t

The only thing now used by generic core dump code is
target_elf_gregset_t; ELF_NREG and target_elf_greg_t
are now private to the implementation.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/xtensa: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/s390x: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/m68k: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/sh4: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/openrisc: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/microblaze: Convert target_elf_gregset_t to a struct

While we're at it, drop "pos++" and simply open-code indexes.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/mips: Convert target_elf_gregset_t to a struct

While we're at it, merge the store of TARGET_EF_R0 into the
loop over all R0 registers.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/loongarch64: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/ppc: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/aarch64: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/arm: Convert target_elf_gregset_t to a struct

While we're at it, loop over the general registers
rather than open-code them.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/i386: Convert target_elf_gregset_t to a struct

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/x86_64: Convert target_elf_gregset_t to a struct

A structure typedef may be abstract, while an array typedef cannot.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Drop deprecated -p option

The user-mode '-p' option has been deprecated since 9.0 and
doesn't do anything except emit a warning. We are well past
our minimum deprecation period, so drop the option.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20250828162012.3307647-1-peter.maydell@linaro.org>

linux-user: Tidy print_socket_protocol

Sink all of the qemu_log calls to the end, collecting only
a string for the name, if identified.  Merge separate if
blocks into one switch.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

hw/core: Use qemu_log_trylock/unlock in cpu_common_reset_exit

Ensure that the "CPU Reset" message won't be separated
from the cpu_dump_state output.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

hw/core: Dump cpu_reset in the reset.exit phase

During reset.hold, the cpu is in an inconsistent state,
where the leaf class has not had a chance to initialize
state at all.

This is visible as a SIGSEGV in "qemu-system-sparc64 -d cpu_reset".

Move the dump to the exit phase, where all initialization
is certain to be complete.

Reported-by: Henk van der Laak <henk@laaksoft.nl>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Merge tag 'pull-lu-20250828' of https://gitlab.com/rth7680/qemu into staging

linux-user: do not print IP socket options by default
linux-user: Add strace for rseq
linux-user: Move get_elf_cpu_model to target/elfload.c
linux-user: Move get_elf_hwcap to target/elfload.c
linux-user: Move get_elf_hwcap2 to target/elfload.c
linux-user: Move get_elf_platform to target/elfload.c
linux-user: Move get_elf_base_platform to target/elfload.c
linux-user: Create init_main_thread in target/cpu_loop.c
semihosting: Retrieve stack top from image_info
semihosting: Initialize heap once per process

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# -----END PGP SIGNATURE-----
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* tag 'pull-lu-20250828' of https://gitlab.com/rth7680/qemu: (46 commits)
  linux-user: do not print IP socket options by default
  linux-user: Add strace for rseq
  linux-user: Remove do_init_main_thread
  linux-user/hexagon: Create init_main_thread
  linux-user/xtensa: Create init_main_thread
  linux-user/hppa: Create init_main_thread
  linux-user/riscv: Create init_main_thread
  linux-user/s390x: Create init_main_thread
  linux-user/alpha: Create init_main_thread
  linux-user/m68k: Create init_main_thread
  linux-user/sh4: Create init_main_thread
  linux-user/openrisc: Create init_main_thread
  linux-user/microblaze: Create init_main_thread
  linux-user/mips: Create init_main_thread
  linux-user/loongarch64: Create init_main_thread
  linux-user/ppc: Create init_main_thread
  linux-user/sparc: Create init_main_thread
  linux-user/aarch64: Create init_main_thread
  linux-user/arm: Remove a.out startup remenents
  linux-user/arm: Create init_main_thread
  ...

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

linux-user: do not print IP socket options by default

IP protocols should not be printed unless the socket is an IPv4 or
IPv6 one. Current arrangement erroneously prints IPPROTO_IP for Unix
domain sockets.

Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20250827095412.2348821-1-l.stelmach@samsung.com>

linux-user: Add strace for rseq

 build/qemu-riscv64 -cpu rv64,v=on -d strace  build/tests/tcg/riscv64-linux-user/test-vstart-overflow
 1118081 riscv_hwprobe(0xffffbc038200,1,0,0,0,0) = 0
 1118081 brk(NULL) = 0x0000000000085000
 1118081 brk(0x0000000000085b00) = 0x0000000000085b00
 1118081 set_tid_address(0x850f0) = 1118081
 1118081 set_robust_list(0x85100,24) = -1 errno=38 (Function not implemented)
 1118081 rseq(0x857c0,32,0,0xf1401073) = -1 errno=38 (Function not implemented)

Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20250826060341.1118670-1-joel@jms.id.au>

linux-user: Remove do_init_main_thread

All targets have been converted, so we can call init_main_thread
directly.  Remove do_init_main_thread and HAVE_INIT_MAIN_THREAD.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/hexagon: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/xtensa: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/hppa: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/riscv: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/s390x: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/alpha: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Note that init_thread had set ps in target_pt_regs, but
target_cpu_copy_regs did not copy to env.  This turns out to be
ok because alpha_cpu_initfn initializes flags properly.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/m68k: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/sh4: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/openrisc: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/microblaze: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/mips: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Note that init_thread had set cp0_status in target_pt_regs, but
target_cpu_copy_regs did not copy to env.  This turns out to be
ok because mips_cpu_reset_hold initializes CP0_Status properly.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/loongarch64: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Note that init_thread had set crmd in target_pt_regs, but
target_cpu_copy_regs did not copy to env.  This turns out to be
ok because loongarch_cpu_reset_hold initializes CRMD properly.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/ppc: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/sparc: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/aarch64: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/arm: Remove a.out startup remenents

The setting of r1/r2 was removed in kernel commit acfdd4b1f7590d0
("ARM: 7791/1: a.out: remove partial a.out support"), and the
kernel commit message explains the history.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/arm: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/i386: Create init_main_thread

Merge init_thread and target_cpu_copy_regs.
There's no point going through a target_pt_regs intermediate.
Temporarily introduce HAVE_INIT_MAIN_THREAD during conversion.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Create do_init_main_thread

Provide a unified function to initialize the main thread.
Keep target_pt_regs isolated to this function.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move target_cpu_copy_regs decl to qemu.h

The function is not used by bsd-user, so placement
within include/user/cpu_loop.h is not ideal.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_base_platform to mips/elfload.c

Pass in CPUState; define HAVE_ELF_BASE_PLATFORM.
Since this was the only instance of ELF_BASE_PLATFORM, go ahead and
provide the stub definition for other platforms.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Remove ELF_PLATFORM

All real definitions of ELF_PLATFORM are now identical, and the stub
definitions are NULL.  Use HAVE_ELF_PLATFORM and provide a stub as a
fallback definition of get_elf_platform.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/hppa: Create get_elf_platform

Move the string literal to a new function.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/loongarch64: Create get_elf_platform

Move the string literal to a new function.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_platform to arm/elfload.c

Move the aarch32 get_elf_platform to arm/elfload.c; pass in CPUState.
Create a simple version in aarch64/elfload.c, which we must do at the
same time because of the ifdef dependency between TARGET_AARCH64
and TARGET_ARM.

Since all versions of get_elf_platform now have the same
signature, remove the ifdef from the declaration in loader.h.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user/i386: Return const data from get_elf_platform

Rather than modify a static buffer, index into an array of const data.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_platform to {i386,x86_64}/elfload.c

Move get_elf_platform to i386/elfload.c; pass in CPUState.
Create a simple get_elf_platform for x86_64.
Introduce HAVE_ELF_PLATFORM.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Remove ELF_HWCAP2

All definitions of ELF_HWCAP2 are now identical.  Provide a
not-reached stub as a fallback definition of get_elf_hwcap2.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Remove ELF_HWCAP

All real definitions of ELF_HWCAP are now identical, and the stub
definitions are 0.  Provide zero stub as a fallback definition.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_hwcap to riscv/elfload.c

Change the return type to abi_ulong, and pass in the cpu.
As this is the last instance of get_elf_hwcap to be converted,
remove the ifdef around the declaration in loader.h.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move hwcap functions to s390x/elfload.c

For get_elf_hwcap, change the return type to abi_ulong
and pass in the cpu.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_hwcap to sh4/elfload.c

Change the return type to abi_ulong, and pass in the cpu.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_hwcap to mips/elfload.c

Change the return type to abi_ulong, and pass in the cpu.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_hwcap to loongarch64/elfload.c

Change the return type to abi_ulong, and pass in the cpu.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move hwcap functions to ppc/elfload.c

Change the return type to abi_ulong, and pass in the cpu.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

linux-user: Move get_elf_hwcap to sparc/elfload.c

Change the return type to abi_ulong, and pass in the cpu.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>