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2008-09-22CRIS: Improve ASID related TLB flushes.edgar_igl
* Speedup and correct ASID (PID) related TLB flushes. * Use 64bit tcg load/stores to emulate movem. * Remove unused helpers and other minor cleanups. Signed-off-by: Edgar E. Iglesias <edgar@axis.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5302 c046a42c-6fe2-441c-8c8c-71466251a162
2008-09-14Fix warnings that would be caused by gcc flag -Wwrite-stringsblueswir1
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5206 c046a42c-6fe2-441c-8c8c-71466251a162
2008-09-05CRIS: Mask off the cache selection bit after MMU translations.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5170 c046a42c-6fe2-441c-8c8c-71466251a162
2008-09-05TCG fixes for target-crisaurel32
This patch fixes TCG errors reported on the CRIS target when TCG_DEBUG is enabled. Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Acked-by: Edgar E. Iglesias <edgar@axis.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5165 c046a42c-6fe2-441c-8c8c-71466251a162
2008-09-03CRIS: Avoid a few unecessary steps in the mmu.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5146 c046a42c-6fe2-441c-8c8c-71466251a162
2008-09-03CRIS: Remove redundant code.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5145 c046a42c-6fe2-441c-8c8c-71466251a162
2008-08-30Fix some warnings that would be generated by gcc -Wredundant-declsblueswir1
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5115 c046a42c-6fe2-441c-8c8c-71466251a162
2008-07-29Remove dyngen leftovers.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4963 c046a42c-6fe2-441c-8c8c-71466251a162
2008-07-25CRIS: Correct condition for when to apply fast move flags evaluation. ↵edgar_igl
Correct single-stepping over branches. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4944 c046a42c-6fe2-441c-8c8c-71466251a162
2008-07-18Small cleanup of gen_intermediate_code(_internal), by Laurent Desnogues.ths
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4891 c046a42c-6fe2-441c-8c8c-71466251a162
2008-07-03Convert remaining __builtin_expect to likely/unlikely, by Jan Kiszka.ths
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4840 c046a42c-6fe2-441c-8c8c-71466251a162
2008-07-01Move interrupt_request and user_mode_only to common cpu state.pbrook
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
2008-06-30Spelling fixes, spotted by Stuart Brady.ths
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4809 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-30Move CPU save/load registration to common code.pbrook
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4808 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-30CRIS: Correct writes to TLB hi.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4807 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-30Avoid CRIS related warnings by Jan Kiszka.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4804 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-29Add instruction counter.pbrook
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4799 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-09CRIS: Add (untested) cpu-state save/load.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4721 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-09CRIS: Emulate NMIs.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4719 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-09CRIS: Support RFN insn.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4718 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-09CRIS: Translator updates.edgar_igl
* RFN (Return From NMI) insn. * Avoid unnecessary T0 transfers. * Dont do tcg related init more than once. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4717 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-08Remove dead and bitrotten "qemu-fast" code.pbrook
Only build softmmu+MMIO handlers for system emulation. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4695 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-06CRIS translator updatesedgar_igl
* Improve translation of the X flag (still some corner cases missing). * First shot att P flag support and conditional stores. * Improve the jump logic. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4684 c046a42c-6fe2-441c-8c8c-71466251a162
2008-06-06Correct P flag assertion in rfe.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4683 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-30Fix typo.pbrook
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4624 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-30Move clone() register setup to target specific code. Handle fork-like clone.pbrook
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4623 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-29Push common interrupt variables to cpu-defs.h (Glauber Costa)bellard
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4612 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-28moved halted field to CPU_COMMONbellard
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4609 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-27CRIS: Restructure the translator to allow for better code generation.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4594 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-25remove absolete functionbellard
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4578 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-25Fix off-by-one unwinding error.pbrook
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4570 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-24Fix ARM conditional branch bug.pbrook
Add tcg_gen_brcondi. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4552 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-17Use tcg_gen_not.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4480 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-13CRIS: Improve TLB management and handle delayslots at page boundaries.edgar_igl
* Dont flush the entire qemu tlb when the $pid changes. Instead we go through the guests TLB and choose entries that need to be flushed. * Add env->dslot and handle delayslots at pageboundaries. * Remove some unused code. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4450 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-12CRIS: Remove some old dyngen T0/T1 fiddle. More usage of the results from ↵edgar_igl
the x flag liveness analysis. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4433 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-11Add TCG native negation op.pbrook
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4426 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-11CRIS: Add support for the pseudo randomized set that the mmu provides with ↵edgar_igl
TLB refill faults. This makes linux guests use the four way TLB set associativty. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4425 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-11Add zero extension (pseudo-)ops.pbrook
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4424 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-10CRIS: helper_dummy no longer needed as barrier for qemu_ld/st.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4416 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-09Move #include "softfloat.h" to cpu-all.haurel32
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4395 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-09CRIS: Concistent use of btarget and make it possible to single-step over ↵edgar_igl
delayslots. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4389 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-07CRIS: More TCG conversion.edgar_igl
* Convert moves to/from support function regs (including TLB updates) to TCG. * SCC no longer requires T0 to strictly be 0 or 1, relaxed to 0 or non-zero. * Convert the the condition code evaluation to TCG. * Convert rfe into a helper and TCG. * Convert evaluate_bcc and setf to TCG. * Convert clrf to TCG. * Convert CRIS exception raising to TCG. * Convert btst to TCG. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4376 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-06More TCG updates for CRISedgar_igl
* Convert parts of the jump logic to TCG. * Stores no longer have to go via T0/T1. * Use the byte and halfword ldx_code variants when appropriate for insn fetching. * Do not disassemble beyond the translation block. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4350 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-06CRIS MMU Updatesedgar_igl
* Add support for exec faults and for the k protection bit. * Abort if search_pc causes recursive mmu faults. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4349 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-04remove target ifdefs from vl.caurel32
(Glauber Costa) git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4327 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-03CRIS: Convert divide step to TCG.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4313 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-03CRIS: Convert lz (leading zeros) to TCG.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4309 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-03CRIS: Eliminate a few unneeded moves to/from T0/T1.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4306 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-03CRIS: Do post-increment without going via T0.edgar_igl
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4304 c046a42c-6fe2-441c-8c8c-71466251a162
2008-05-02CRIS updates:edgar_igl
* Support both the I and D MMUs and improve the accuracy of the MMU model. * Handle the automatic user/kernel stack pointer switching when leaving or entering user mode. * Move the CCS evaluation into helper funcs. * Make sure user-mode cannot change flags only writeable in kernel mode. * More conversion of the translator into TCG. * Handle exceptions while in a delayslot. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4299 c046a42c-6fe2-441c-8c8c-71466251a162
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