X-Git-Url: https://repo.jachan.dev/qemu.git/blobdiff_plain/5069146392ab358b106ed6a7a05440c69924448d..8b2a04eeb95212305d3a39170e1c4bc3dbe45e8a:/TODO diff --git a/TODO b/TODO index b444839807..1d4c638f27 100644 --- a/TODO +++ b/TODO @@ -1,43 +1,37 @@ -short term: ----------- -- physical memory cache (reduce qemu-fast address space size to about 32 MB) -- better code fetch -- XP security bug -- handle Self Modifying Code even if modifying current TB (BE OS 5 install) +General: +------- - cycle counter for all archs -- TLB code protection support for PPC -- add sysenter/sysexit and fxsr for L4 pistachio 686 +- cpu_interrupt() win32/SMP fix +- merge PIC spurious interrupt patch +- warning for OS/2: must not use 128 MB memory (merge bochs cmos patch ?) +- config file (at least for windows/Mac OS X) +- update doc: PCI infos. - basic VGA optimizations -- disable SMC handling for ARM/SPARC/PPC +- better code fetch +- do not resize vga if invalid size. +- TLB code protection support for PPC +- disable SMC handling for ARM/SPARC/PPC (not finished) - see undefined flags for BTx insn -- user/kernel PUSHL/POPL in helper.c - keyboard output buffer filling timing emulation -- return UD exception if LOCK prefix incorrectly used -- cmos clock update and timers -- test ldt limit < 7 ? - tests for each target CPU -- fix CCOP optimisation - fix all remaining thread lock issues (must put TBs in a specific invalid state, find a solution for tb_flush()). -- fix arm fpu rounding (at least for float->integer conversions) -- SMP support + +ppc specific: +------------ +- TLB invalidate not needed if msr_pr changes +- enable shift optimizations ? + +linux-user specific: +------------------- +- remove threading support as it cannot work at this point +- improve IPC syscalls +- more syscalls (in particular all 64 bit ones, IPCs, fix 64 bit + issues, fix 16 bit uid issues) +- use kernel traps for unaligned accesses on ARM ? + lower priority: -------------- -- suppress shift_mem ops -- fix some 16 bit sp push/pop overflow (pusha/popa, lcall lret) -- sysenter/sysexit emulation -- optimize FPU operations (evaluate x87 stack pointer statically) -- add IPC syscalls +- int15 ah=86: use better timing - use -msoft-float on ARM -- use kernel traps for unaligned accesses on ARM ? -- handle rare page fault cases (in particular if page fault in heplers or - in syscall emulation code). -- fix thread stack freeing (use kernel 2.5.x CLONE_CHILD_CLEARTID) -- more syscalls (in particular all 64 bit ones, IPCs, fix 64 bit - issues, fix 16 bit uid issues) -- use page_unprotect_range in every suitable syscall to handle all - cases of self modifying code. -- use gcc as a backend to generate better code (easy to do by using - op-i386.c operations as local inline functions). -- add SSE2/MMX operations