Update libtcg to QEMU v8.2.1#5

Draft

AntonJohansson wants to merge 71 commits into

revng:feature/rebasefrom

AntonJohansson:feature/libtcg-without-h2tcg

Commits on Jul 18, 2024

Added `libtcg` headers and sources files
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scripts: Add libtcg enable/disable meson-buildoptions
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Add libtcg options to configure script
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Override `cpu_ld*_code` functions
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accel/tcg: remove plugins and QEMUs tcg prologue/epilogue
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accel/tcg: don't early exit code reads
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libtcg: exposed an adapted version of QEMUs tcg api
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libtcg: pass code buffer via CPU state instead of globals
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libtcg: Split args in 3, formatting names out of band
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libtcg: better naming, moved initialization from translate
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libtcg: added comment/removed TODO
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libtcg: fix typos
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libtcg: added TODO to `tinycode_temp_create_name`
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libtcg: removed old comment + better TODO
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libtcg: fixed handling of first 2 constant arguments
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libtcg: added elf.h include required by m68k
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libtcg: fix endianness define post rebase
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tcg: Expose tcg_get_arg_str
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libtcg: all `temp` variables are now stored separately
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libtcg: fixed bug in dump function
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[TMP] linux-user: fix aarch64
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Emit libtcg-helpers-$ARCH.bc
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libtcg: add size_in_bytes field to LibTcgInstructionList
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libtcg: add cast to silence warnings
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libtcg: add LibTcgInterface struct containing func. ptrs
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libtcg: add more interface expected by revng
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[TMP] linux-user: glibc 2.13 compatability patch
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libtcg: expose libtcg_dump_instruction_to_buffer
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libtcg: set TB flags
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libtc: check result of `mem_alloc`
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Add `max_pc`
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libtcg: change prefix tinycode -> libtcg
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libtcg: expose helper info/instruction name through dlopen API
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[post-rebase-fix] libtcg: added missing temp type
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[for-revng] [TMP] linux-user: Workaround for old linux-headers in orchestra
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libtcg: add flags to libtcg_translate() for ARM_THUMB
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libtcg: expose env offset and target ArchCPU name
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Add cpp as build language, exclude subdirs when building libtcg
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libtcg: rebase
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libtcg: Allocate TB more carefully
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[post-rebase-fix] libtcg: update enums and macros to match QEMU
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[TMP] libtcg: dum_tinycode_inst* comment
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libtcg: set Hexagon version via ELF flags
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libtcg: translate start_address
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libtcg: set TB used for code generation
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libtcg: add Hexagon and Loongarch CPU fields
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[for-revng] linux-user: abort on forking
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[TMP] [for-revng] target/hexagon: replace cpu_loop_exit_restore
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libtcg: refactor memory access functions
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tcg: disable vector and i128 support for backends
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libtcg: assert room in buffer
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libtcg: remove startaddress arg. from translate
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[TMP] hexagon: idef parser fix mem leak
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[TMP] target/s390x: don't translate past end of buffer
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libtcg: minor formatting fix
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[post-rebase-fix] libtcg: handle negsetcond
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[for-revng]: comment out non-csaa-able stuff
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libtcg: expose bp register
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libtcg: update names
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libtcg: introduce get_arch_info
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libtcg: rename
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libtcg: allow for specifying alloc/free funcs. separately
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libtcg: add optimization and helper-to-tcg translation flags
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libtcg: fix translation loop
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libtcg: more string dumping functions
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libtcg: split instruction printing function
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tcg: don't constant propagate through registers
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target/cris: siglongjmp on translation bug
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target/hexagon: siglongjmp on lifting failure
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target/hexagon: disable instruction and packet counting
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libtcg: introduce libtcg-loader
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