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MIPS atomic instructions
Implement MIPS ll/sc instructions using atomic compare+exchange.
Signed-off-by: Paul Brook <paul@codesourcery.com>
MIPS usermode TLS register
Implement cpu_set_tls for MIPS.
target-mips: optimize gen_compute_branch()
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6936 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: rename helpers from do_ to helper_
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6773 c046a42c-6fe2-441c-8c8c-71466251a162
The _exit syscall is used for both thread termination in NPTL applications,and process termination in legacy applications. Try to guess which we wantbased on the presence of multiple threads.
Also implement locking when modifying the CPU list.
Signed-off-by: Paul Brook <paul@codesourcery.com>...
Fix remaining compiler warnings for mips targets.
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6111 c046a42c-6fe2-441c-8c8c-71466251a162
Refactor translation block CPU state handling (Jan Kiszka)
This patch refactors the way the CPU state is handled that is associatedwith a TB. The basic motivation is to move more arch specific code outof generic files. Specifically the long #ifdef clutter in tb_find_fast()...
Convert CPU_PC_FROM_TB to static inline (Jan Kiszka)
as macros should be avoided when possible.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5735 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: optimize gen_op_addr_add() (2/2)
Instead of dynamically generating different code depending on the UXflag, add a new flag in ctx->flags to generate different code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5677 c046a42c-6fe2-441c-8c8c-71466251a162
Show size for unassigned accesses (Robert Reif)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5436 c046a42c-6fe2-441c-8c8c-71466251a162
Move the active FPU registers into env again, and use more TCG registersto access them.
Signed-off-by: Thiemo Seufer <ths@networkno.de>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5252 c046a42c-6fe2-441c-8c8c-71466251a162
Less hardcoding of TARGET_USER_ONLY.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4928 c046a42c-6fe2-441c-8c8c-71466251a162
Use temporary registers for the MIPS FPU emulation.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4861 c046a42c-6fe2-441c-8c8c-71466251a162
Move interrupt_request and user_mode_only to common cpu state.Save and restore env->interrupt_request and env->halted.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4817 c046a42c-6fe2-441c-8c8c-71466251a162
Move CPU save/load registration to common code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4808 c046a42c-6fe2-441c-8c8c-71466251a162
Add instruction counter.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4799 c046a42c-6fe2-441c-8c8c-71466251a162
More efficient target register / TC accesses.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4794 c046a42c-6fe2-441c-8c8c-71466251a162
Remove remaining uses of T0 in the MIPS target.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4788 c046a42c-6fe2-441c-8c8c-71466251a162
T1 is now dead.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4787 c046a42c-6fe2-441c-8c8c-71466251a162
Move FP TNs to cpu env.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4728 c046a42c-6fe2-441c-8c8c-71466251a162
Fix typo.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4624 c046a42c-6fe2-441c-8c8c-71466251a162
Move clone() register setup to target specific code. Handle fork-like clone.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4623 c046a42c-6fe2-441c-8c8c-71466251a162
Push common interrupt variables to cpu-defs.h (Glauber Costa)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4612 c046a42c-6fe2-441c-8c8c-71466251a162
moved halted field to CPU_COMMON
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4609 c046a42c-6fe2-441c-8c8c-71466251a162
Honour current_tc for MIPS M{T,F}{HI,LO}, by Richard Sandiford.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4604 c046a42c-6fe2-441c-8c8c-71466251a162
Use TCG for MIPS GPR moves.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4356 c046a42c-6fe2-441c-8c8c-71466251a162
Simplify mips branch handling. Retire T2 from use. Use TCG for branches.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4320 c046a42c-6fe2-441c-8c8c-71466251a162
Make MIPS MT implementation more cache friendly.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3981 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS COP1X (and related) instructions, by Richard Sandiford.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3877 c046a42c-6fe2-441c-8c8c-71466251a162
De-cruft exception definitions, and implement nicer debug output.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3861 c046a42c-6fe2-441c-8c8c-71466251a162
Improved PABITS handling, and config register fixes.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3855 c046a42c-6fe2-441c-8c8c-71466251a162
added cpu_model parameter to cpu_init()
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3562 c046a42c-6fe2-441c-8c8c-71466251a162
Move kernel loader parameters from the cpu state to being board specific.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3557 c046a42c-6fe2-441c-8c8c-71466251a162
Implement missing MIPS supervisor mode bits.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3472 c046a42c-6fe2-441c-8c8c-71466251a162
Handle IBE on MIPS properly.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3416 c046a42c-6fe2-441c-8c8c-71466251a162
Replace is_user variable with mmu_idx in softmmu core, allowing support of more than 2 mmu access modes.Add backward compatibility is_user variable in targets code when needed.Implement per target cpu_mmu_index function, avoiding duplicated code and #ifdef TARGET_xxx in softmmu core functions....
Unify '-cpu ?' option.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3380 c046a42c-6fe2-441c-8c8c-71466251a162
Move get_sp_from_cpustate from cpu.h to target_signal.h.Enable sigaltstack processing for more architectures.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3253 c046a42c-6fe2-441c-8c8c-71466251a162
linux-user sigaltstack() syscall, by Thayne Harbaugh.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3252 c046a42c-6fe2-441c-8c8c-71466251a162
Optimise instructions accessing CP0, by Aurelien Jarno.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3235 c046a42c-6fe2-441c-8c8c-71466251a162
Per-CPU instruction decoding implementation, by Aurelien Jarno.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3228 c046a42c-6fe2-441c-8c8c-71466251a162
Partial support for 34K multithreading, not functional yet.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3156 c046a42c-6fe2-441c-8c8c-71466251a162
Handle MIPS64 SEGBITS value correctly.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3011 c046a42c-6fe2-441c-8c8c-71466251a162
Move target-specific defines to the target directories.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2940 c046a42c-6fe2-441c-8c8c-71466251a162
Don't kill the registered irqs on reset.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2903 c046a42c-6fe2-441c-8c8c-71466251a162
Fix CPU (re-)selection on reset.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2900 c046a42c-6fe2-441c-8c8c-71466251a162
Fix usermode check, thanks Aurelien Jarno.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2897 c046a42c-6fe2-441c-8c8c-71466251a162
Don't check the FPU state for each FPU instruction, use hflags tohandle this per-tb.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2896 c046a42c-6fe2-441c-8c8c-71466251a162
Handle PX/UX status flags correctly, by Aurelien Jarno.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2892 c046a42c-6fe2-441c-8c8c-71466251a162
The 24k wants more watch and srsmap registers.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2849 c046a42c-6fe2-441c-8c8c-71466251a162
- Move FPU exception handling into helper functions, since they are big.- Fix FP-conditional branches.- Check FPU register mode at runtime, not translation time, as the F64 status bit can change.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2828 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS linux-user update.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2810 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS TLB style selection at runtime, by Herve Poussineau.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2809 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS 64-bit FPU support, plus some collateral bugfixes in theconditional branch handling.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2779 c046a42c-6fe2-441c-8c8c-71466251a162
Choose number of TLBs at runtime, by Herve Poussineau.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2693 c046a42c-6fe2-441c-8c8c-71466251a162
Unify IRQ handling.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2635 c046a42c-6fe2-441c-8c8c-71466251a162
64bit MIPS FPUs have 32 registers.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2610 c046a42c-6fe2-441c-8c8c-71466251a162
Fix typo, suggested by Ben Taylor.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2548 c046a42c-6fe2-441c-8c8c-71466251a162
Sanitize mips exception handling.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2546 c046a42c-6fe2-441c-8c8c-71466251a162
Fix enough FPU/R2 support to get 24Kf going.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2528 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS -cpu selection support, by Herve Poussineau.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2491 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS Userland TLS register emulation, by Daniel Jacobowitz.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2465 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS FPU dynamic activation, part 1, by Herve Poussineau.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2463 c046a42c-6fe2-441c-8c8c-71466251a162
Replace TLSZ with TARGET_FMT_lx.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2444 c046a42c-6fe2-441c-8c8c-71466251a162
EBase is limited to KSEG0/KSEG1 even on 64bit CPUs.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2351 c046a42c-6fe2-441c-8c8c-71466251a162
Reworking MIPS interrupt handling, by Aurelien Jarno.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2350 c046a42c-6fe2-441c-8c8c-71466251a162
Implementing dmfc/dmtc.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2348 c046a42c-6fe2-441c-8c8c-71466251a162
Fix PageMask handling, second part.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2345 c046a42c-6fe2-441c-8c8c-71466251a162
Check ELF binaries for machine type and endianness.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2274 c046a42c-6fe2-441c-8c8c-71466251a162
Scrap SIGN_EXTEND32.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2251 c046a42c-6fe2-441c-8c8c-71466251a162
Preliminiary MIPS64 support, disabled by default due to performance impact.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2250 c046a42c-6fe2-441c-8c8c-71466251a162
Add MIPS32R2 instructions, and generally straighten out the instructiondecoding. This is also the first percent towards MIPS64 support.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2224 c046a42c-6fe2-441c-8c8c-71466251a162
Halt/reboot support for Linux, by Daniel Jacobowitz. This is a band-aiduntil we emulate real MIPS hardware with real firmware.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2221 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS TLB performance improvements, by Daniel Jacobowitz.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2220 c046a42c-6fe2-441c-8c8c-71466251a162
Solaris/SPARC host port (Ben Taylor)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1979 c046a42c-6fe2-441c-8c8c-71466251a162
use constants for TLB handling (Thiemo Seufer)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1978 c046a42c-6fe2-441c-8c8c-71466251a162
mips config fixes (initial patch by Stefan Weil)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1977 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS FPU support (Marius Goeger)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1964 c046a42c-6fe2-441c-8c8c-71466251a162
Rename MIPS_HFLAG(S)_TMASK (Thiemo Seufer).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1775 c046a42c-6fe2-441c-8c8c-71466251a162
e bitfields in mips TLB structures (Thiemo Seufer).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1774 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS fixes (Daniel Jacobowitz)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1690 c046a42c-6fe2-441c-8c8c-71466251a162
added CPU_COMMON and CPUState.tb_jmp_cache[]
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1630 c046a42c-6fe2-441c-8c8c-71466251a162
correct split between helper.c and op_helper.c - cosmetics
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1505 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS target (Jocelyn Mayer)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1464 c046a42c-6fe2-441c-8c8c-71466251a162