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target-alpha: fix emulation of ecb
As ECB is a hint, it can be safely emulated as a nop.
This change is necessary to boot Tru64.
Signed-off-by: Tristan Gingold <gingold@adacore.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7111 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: remove amask helper
The direct use of helper_amask in translate.c was bogus (as env is notassigned). Directly code amask in tcg and remove the helper.
Signed-off-by: Tristan Gingold <gingold@adacore.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>...
target-alpha: remove helper_load_implver
There is no need to use an helper. Directly load the value with tcg code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7074 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: fix palcode mask for user pal calls
(Also 6 bits for unprivileged calls)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7033 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: stop translation if too long
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7027 c046a42c-6fe2-441c-8c8c-71466251a162
Add new command line option -singlestep for tcg single stepping.
This replaces a compile time option for some targets and addsthis feature to targets which did not have a compile time option.
Add monitor command to enable or disable single step mode.
Modify monitor command "info status" to display single step mode....
target-alpha: bug fix: avoid nop to override next instruction
While searching PC, always store the pc of a new instruction.Instructions that didn't generate tcg code (such as nop) prevented the nextone to be referenced.
Signed-off-by: Tristan Gingold <gingold@adacore.com>...
target-alpha: add instruction name in comments for hw_ld opcode.
Make code slightly easier to read.Also unused hw_ld opcodes now generate an invalid opc fault.
target-alpha: fix temp free for hw_st
No need to stop translation after hw_st.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6925 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: fix bug: integer conditional branch offset is 21 bits wide.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6924 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: Fix bug: do not mask address LSBs for ldwu.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6923 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: Fix bug: palcode is at least 6 bits.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6922 c046a42c-6fe2-441c-8c8c-71466251a162
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
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...
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>...
target-alpha: gdb-stub support
(Vince Weaver)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5945 c046a42c-6fe2-441c-8c8c-71466251a162
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.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>...
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....
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-alpha: fix decoding of CVTST /S
This patch fixes the decoding of CVTST /S which wasincorrectly being decoded as CVTTS.
This fixes SPEC2000 gcc with 200.i input.
Signed-off-by: Laurent Desnogues <laurent.desnogues@gmail.com>Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>...
target-alpha: disable single stepping and TB flush by default
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5690 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: fix double TCG variable allocation
Noticed by Chris Krumme.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5671 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: fix the return value of stl_c/stq_c
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5649 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: fix locked loads/stores
Fix reading of cpu_lock in gen_qemu_stql_c, original patch from LaurentDesnogues.
A new flag was added to gen_store_mem to allocate local temps insteadof temps; this flag should be set when the tcg_gen_qemu_store callback...
target-alpha: Fix ret instruction
Hopefully pine doesn't corrupt this patch, I've had problems recently.
For an alpha "ret" instruction, of the type ret $26
The return was being ignored. This is because in translate.cregister $26 (the return address) was being over-written with the current...
target-alpha: use the new TCG logical operations
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5502 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert palcode ops to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5360 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert locked load/store to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5359 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: misc fixes
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5355 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert FP ops to TCG
- Convert FP ops to TCG- Fix S format- Implement F and G formats (untested)- Fix MF_FPCR an MT_FPCR- Fix FTOIS, FTOIT, ITOFF, ITOFS, ITOFT- Fix CPYSN, CPYSE
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5354 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: factorize load/store code
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5353 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: switch most load/store ops to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5255 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert remaining arith3 functions to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5254 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: fix one more literal sign issue
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5251 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: instruction decoding simplification
Use a litteral value of 0 when rb31 is used. This reduces the testsin the instruction decoding. Also remove almost unused corner cases.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5250 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert cmp* instructions to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5249 c046a42c-6fe2-441c-8c8c-71466251a162
alpha: fix a missing literal sign issue
Reported by Tristan Gingold
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5248 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: switch a few helpers to TCG
Switch a few helpers to TCG and implement RC and RS instructions
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5247 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert byte manipulation instructions to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5246 c046a42c-6fe2-441c-8c8c-71466251a162
alpha: convert cmov and bcond to TCG
Patch mostly by Tristan Gingold
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5245 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: small optimizations
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5238 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: fix TCG register names
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5237 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert some arith3 instructions to TCG
Replace gen_arith3 generic macro and dyngen ops by instruction specificoptimized TCG code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5236 c046a42c-6fe2-441c-8c8c-71466251a162
target-alpha: convert arith2 instructions to TCG
Replace gen_arith2 generic macro and dyngon ops by instruction specificoptimized TCG code.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5235 c046a42c-6fe2-441c-8c8c-71466251a162
alpha: fix lit sign
according to the alpha arch reference, the literal field of an operateinstruction is unsigned:
If bit <12> of the instruction is 1, an 8-bit zero-extended literalconstant is formed by bits<20:13> of the instruction. The l teral is interpreted as a positive...
fix alpha cmovxx instruction
The CMOV instruction is defined by the alpha manual as:
CMOVxx Ra.rq,Rb.rq,Rc.wq !Operate formatCMOVxx Ra.rq,#b.ib,Rc.wq !Operate format
Operation:IF TEST THENRc ← Rbv
The current qemu behavior inverses Ra and Rb. This is fixed by this...
alpha: convert a few more instructions to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5152 c046a42c-6fe2-441c-8c8c-71466251a162
alpha: directly access ir registers
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5151 c046a42c-6fe2-441c-8c8c-71466251a162
convert of few alpha insn to TCG
(based on a patch from Tristan Gingold)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5150 c046a42c-6fe2-441c-8c8c-71466251a162
Fix warnings that would be generated by gcc -Wstrict-prototypes
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5021 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
Add missing static qualifiers.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4801 c046a42c-6fe2-441c-8c8c-71466251a162
Add instruction counter.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4799 c046a42c-6fe2-441c-8c8c-71466251a162
Factorize code in translate.c
(Glauber Costa)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4274 c046a42c-6fe2-441c-8c8c-71466251a162
Remove osdep.c/qemu-img code duplication
(Kevin Wolf)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4191 c046a42c-6fe2-441c-8c8c-71466251a162
use the TCG code generator
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3944 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
Alpha coding style and inlining fixes.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3462 c046a42c-6fe2-441c-8c8c-71466251a162
Allow Alpha target to use supervisor and executive mode micro-ops.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3389 c046a42c-6fe2-441c-8c8c-71466251a162
find -type f | xargs sed -i 's/[\t ]$//g' # on most files
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3173 c046a42c-6fe2-441c-8c8c-71466251a162
Fix tb->size mishandling, by Daniel Jacobowitz.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3160 c046a42c-6fe2-441c-8c8c-71466251a162
Avoid compiler warning.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2935 c046a42c-6fe2-441c-8c8c-71466251a162
Fix miscellaneous display warnings for PowerPC & alpha targetsand parallel CFI flash driver.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2661 c046a42c-6fe2-441c-8c8c-71466251a162
Alpha architecture emulation core.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2597 c046a42c-6fe2-441c-8c8c-71466251a162