target-mips: optimize gen_cl()
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6932 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: fix FPU in 64-bit mode
TCG does not allow the same memory location to be aliased in twodifferent global registers, fpu_fpr32 and fpu_fpr64.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6915 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: implement FPU Flush-To-Zero mode
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6914 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: use nor instead of or + not
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6801 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: optimize mflo and mfhi
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6794 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: remove dead code
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6774 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>...
targets: remove error handling from qemu_malloc() callers (Avi Kivity)
Signed-off-by: Avi Kivity <avi@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6530 c046a42c-6fe2-441c-8c8c-71466251a162
Log reset events (Jan Kiszka)
Original idea&code by Kevin Wolf, split-up in two patches and added morearchs.
This patch introduces a flag to log CPU resets. Useful for tracingunexpected resets (such as those triggered by x86 triple faults).
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>...
global s/loglevel & X/qemu_loglevel_mask(X)/ (Eduardo Habkost)
These are references to 'loglevel' that aren't on a simple 'if (loglevel &X) qemu_log()' statement.
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>...
Convert references to logfile/loglevel to use qemu_log*() macros
This is a large patch that changes all occurrences of logfile/loglevelglobal variables to use the new qemu_log*() macros.
Clean up debugging code #ifdefs (Eduardo Habkost)
Use macros to avoid #ifdefs on debugging code.
This patch doesn't try to merge logging macros from different files,but just unify the debugging code #ifdefs onto a macro on each file. Afurther cleanup can unify the debugging macros on a common header, later...
target-mips: optimize some gpr accesses
Optimize gpr accesses when it is known at translation time that gpr != 0.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6307 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: fix indentation
Remove all tabs from target-mips/*
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6306 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: get rid of tests on env->user_mode_only
Replace runtime checks on env->user_mode_only by compile timechecks on CONFIG_USER_ONLY.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6276 c046a42c-6fe2-441c-8c8c-71466251a162
Update FSF address in GPL/LGPL boilerplate
The attached patch updates the FSF address in the GPL/LGPL boilerplatein most GPL/LGPLed files, and also in COPYING.LIB.
Signed-off-by: Stuart Brady <stuart.brady@gmail.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>...
Use the ARRAY_SIZE() macro where appropriate.
Change from v1: Avoid changing the existing coding style in certain files.
Signed-off-by: Stuart Brady <stuart.brady@gmail.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6120 c046a42c-6fe2-441c-8c8c-71466251a162
A first attempt on supporting snapshots for the MIPS target.
Signed-off-by: Thiemo Seufer <ths@networkno.de>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6112 c046a42c-6fe2-441c-8c8c-71466251a162
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
Remove unnecessary trailing newlines
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6000 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS: remove a few warnings
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5944 c046a42c-6fe2-441c-8c8c-71466251a162
Common cpu_loop_exit prototype
All archs use the same cpu_loop_exit, so move the prototype in a commonheader. i386 was carrying a __hidden attribute, but that was empty forthis arch anyway.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>...
Use sys-queue.h for break/watchpoint managment (Jan Kiszka)
This switches cpu_break/watchpoint_* to TAILQ wrappers, simplifying thecode and also fixing a use after release issue incpu_break/watchpoint_remove_all.
Refactor and enhance break/watchpoint API (Jan Kiszka)
This patch prepares the QEMU cpu_watchpoint/breakpoint API to allow thesucceeding enhancements this series comes with.
First of all, it overcomes MAX_BREAKPOINTS/MAX_WATCHPOINTS by switchingto dynamically allocated data structures that are kept in linked lists....
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
TCG variable type checking.
Signed-off-by: Paul Brook <paul@codesourcery.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5729 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: avoid tcg internal error in mfc0/dmfc0
Set t0 to 0 for unimplemented mfc0/dmfc0 instructions. This fixes a tcginternal error while booting mips linux.
Noticed by Julia Longtin.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5723 c046a42c-6fe2-441c-8c8c-71466251a162
Revert commits 5685 to 5688 committed by mistake
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5691 c046a42c-6fe2-441c-8c8c-71466251a162
Don't stop translation for mtc0 compare
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5686 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: gen_compute_branch1()
Optimize code generation in gen_compute_branch1():- Directly use I32 variables instead of converting values from _tl to _i32 and back to _tl.- Write the result directly to bcond instead of passing by a local variable....
target-mips: optimize movc*()
Optimize code generation in gen_movc*():- Temp variables are valid up to and including the brcond instruction. Use them instead of temp local variables.- Avoid using temporary variables to transfer values.- Access fpu_fcr31 directly in gen_movcf_ps()....
target-mips: optimize gen_farith()
Optimize code generation in gen_farith():- Temp variables are valid up to and including the brcond instruction. Use them instead of temp local variables.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5682 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: optimize gen_muldiv()
Optimize code generation in gen_muldiv():- Don't do sign extension when the value is already guaranteed to be sign extended (otherwise, results are marked as UNPREDICTABLE).- Access the LO, HI registers directly instead of writting them through...
target-mips: optimize gen_arith()/gen_arith_imm()
Optimize code generation in gen_arith()/gen_arith_imm():- Don't do sign extension when the value is already guaranteed to be sign extended (otherwise, results are marked as UNPREDICTABLE).- When the value is sign extended, compare the value to 0 instead of...
target-mips: convert bit shuffle ops to TCG
Bit shuffle operations can be written with very few TCG instructions(between 5 and 8), so it is worth converting them to TCG.
This code also move all bit shuffle generation code to a separatefunction in order to have a cleaner exception code path, that is it...
target-mips: convert bitfield ops to TCG
Bitfield operations can be written with very few TCG instructions(between 2 and 5), so it is worth converting them to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5678 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
target-mips: optimize gen_op_addr_add() (1/2)
The user mode can be tested at translation time using ctx->hflags.This simplifies gen_op_addr_add().
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5676 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: optimize gen_save_pc()
We obviously don't need to use a temporary variable to write PC.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5675 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: fix mft* helpers/call
This patch attempts to fix mft* helpers and the associated TCG calls.mft* helpers do not take a register in argument, however:- some helpers are called with an argument while they do not take one.- some helpers are declared with an argument they don't use....
target-mips: fix temporary variable freeing in op_ldst_##insn()
Move tcg_temp_free() out of the conditional part to make surethe TCG temporary variable is freed in all cases.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>Acked-by: Thiemo Seufer <ths@networkno.de>...
target-mips: use the new rotr/rotri instructions
Acked-by: Thiemo Seufer <ths@networkno.de>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5622 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
Use concet TCG instructions in the MIPS target.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5303 c046a42c-6fe2-441c-8c8c-71466251a162
Fix Xcontext fill, by Here Poussineau.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5284 c046a42c-6fe2-441c-8c8c-71466251a162
Add concat_i32_i64 op.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5280 c046a42c-6fe2-441c-8c8c-71466251a162
Use TCG registers for most CPU register accesses.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5253 c046a42c-6fe2-441c-8c8c-71466251a162
Move the active FPU registers into env again, and use more TCG registersto access them.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5252 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS: Fix tlbwi/tlbwr
In CP0 Index register, bit 31 means 'Probe Failure', while lowest bitscontain the TLB index.
In tlbwi and tlbwr instructions, this Probe Failure bit must be ignoredwhen reading the TLB index.
Attached patch fixes it.
(Hervé Poussineau)...
MIPS: remove empty cpu_mips_irqctrl_init()
cpu_mips_irqctrl_init() function in hw/mips_timer.c is empty.Attached patch removes it, and its callers.
(Hervé Poussineau)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5214 c046a42c-6fe2-441c-8c8c-71466251a162
target-mips: fix warning
Attached patch fixes a warning in cpu_mips_find_by_name().'name' is a string, so it should be declared as char*, not unsigned char*.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5213 c046a42c-6fe2-441c-8c8c-71466251a162
TCG fixes for target-mips
This patch fixes TCG errors reported on the MIPS target when TCG_DEBUGis enabled.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>Acked-by: Thiemo Seufer <ths@networkno.de>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5164 c046a42c-6fe2-441c-8c8c-71466251a162
Build fix for gcc-3.3.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5139 c046a42c-6fe2-441c-8c8c-71466251a162
Fix some warnings that would be generated by gcc -Wredundant-decls
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5115 c046a42c-6fe2-441c-8c8c-71466251a162
MIPS: don't free TCG temporary variable twice
In gen_dmtc0 function, TCG temporary variable t0 is freed at the end ofthe function. Variable is freed again in the gen_dmtc0 caller.I removed the free in gen_dmtc0, to do like in gen_dmfc0, gen_mfc0,gen_mtc0....
Delete unused variable.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4981 c046a42c-6fe2-441c-8c8c-71466251a162
Use plain standard inline.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4929 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
A bunch of minor code improvements in the MIPS target.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4921 c046a42c-6fe2-441c-8c8c-71466251a162
Fix logging output for MIPS HI, LO registers, by Stefan Weil.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4916 c046a42c-6fe2-441c-8c8c-71466251a162
Fix compiler warning, by Stefan Weil.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4915 c046a42c-6fe2-441c-8c8c-71466251a162
Simplify conditional FP moves.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4913 c046a42c-6fe2-441c-8c8c-71466251a162
Small cleanup of gen_intermediate_code(_internal), by Laurent Desnogues.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4891 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
Fix typo in comment.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4852 c046a42c-6fe2-441c-8c8c-71466251a162
Change MIPS machine default to Malta.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4851 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
Static'ify some functions, and use standard inline in translate.c.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4813 c046a42c-6fe2-441c-8c8c-71466251a162
Delete duplicate code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4811 c046a42c-6fe2-441c-8c8c-71466251a162
Spelling fixes, spotted by Stuart Brady.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4809 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
Make bcond and btarget TCG registers.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4805 c046a42c-6fe2-441c-8c8c-71466251a162
Remove unnecessary helper arguments, and fix some typos.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4802 c046a42c-6fe2-441c-8c8c-71466251a162
Add missing file. Fix spelling errors.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4800 c046a42c-6fe2-441c-8c8c-71466251a162
Add instruction counter.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4799 c046a42c-6fe2-441c-8c8c-71466251a162
Avoid unused input arguments which triggered tcg errors. Spotted byStefan Weil.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4795 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
Clarify some TODO items.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4789 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
Reduce use of fixed registers a bit more.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4786 c046a42c-6fe2-441c-8c8c-71466251a162
Use temporaries instead of fixed registers for some instructions.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4784 c046a42c-6fe2-441c-8c8c-71466251a162
Pass T0/T1 explicitly to helper functions, and clean up a few dyngenleftovers.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4780 c046a42c-6fe2-441c-8c8c-71466251a162
Delete obsolete file.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4762 c046a42c-6fe2-441c-8c8c-71466251a162
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4761 c046a42c-6fe2-441c-8c8c-71466251a162
Delete obsolete prototypes.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4760 c046a42c-6fe2-441c-8c8c-71466251a162
Convert unaligned load/store to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4759 c046a42c-6fe2-441c-8c8c-71466251a162
Convert vr54xx multiply instructions to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4756 c046a42c-6fe2-441c-8c8c-71466251a162
Remove now-dead code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4754 c046a42c-6fe2-441c-8c8c-71466251a162
Convert remaining MIPS FP instructions to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4753 c046a42c-6fe2-441c-8c8c-71466251a162
Switch the standard multiplication instructions to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4740 c046a42c-6fe2-441c-8c8c-71466251a162
Switch bitfield instructions and assorted special ops to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4739 c046a42c-6fe2-441c-8c8c-71466251a162
TCGify the simplest FP instructions.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4737 c046a42c-6fe2-441c-8c8c-71466251a162
TCGify a few more instructions.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4736 c046a42c-6fe2-441c-8c8c-71466251a162
Update TODO list.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4735 c046a42c-6fe2-441c-8c8c-71466251a162
Call most FP helpers without deroute through op.c
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4734 c046a42c-6fe2-441c-8c8c-71466251a162
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4733 c046a42c-6fe2-441c-8c8c-71466251a162
Switch most MIPS FP load/stores to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4732 c046a42c-6fe2-441c-8c8c-71466251a162