Statistics
| Branch: | Revision:

root / target-xtensa @ e55f523d

Name Size
  core-dc232b
  core-dc233c
  core-fsf
Makefile.objs 172 Bytes
core-dc232b.c 2.1 kB
core-dc233c.c 2.1 kB
core-fsf.c 2 kB
cpu-qom.h 2.6 kB
cpu.c 3 kB
cpu.h 13.3 kB
helper.c 19.1 kB
helper.h 1.5 kB
machine.c 1.7 kB
op_helper.c 22.3 kB
overlay_tool.h 16.8 kB
translate.c 84.8 kB
xtensa-semi.c 9.7 kB

Latest revisions

# Date Author Comment
f9cb5045 09/21/2012 02:07 am Max Filippov

target-xtensa: fix extui shift amount

extui opcode only uses lowermost op1 bit for sa4.

Reported-by: malc <>
Signed-off-by: Max Filippov <>
Cc: qemu-stable <>
Signed-off-by: malc <>
c26032b2 09/21/2012 02:07 am Max Filippov

target-xtensa: don't emit extra tcg_gen_goto_tb

Unconditional gen_check_loop_end at the end of disas_xtensa_insn
can emit tcg_gen_goto_tb with slot id already used in the TB (e.g. when
TB ends at LEND with a branch).

Signed-off-by: Max Filippov <>...
c29b1bee 09/08/2012 11:46 am Max Filippov

target-xtensa: fix missing errno codes for mingw32

Put the following errno value mappings under #ifdef:

xtensa-semi.c: In function 'errno_h2g':
xtensa-semi.c:113: error: 'ENOTBLK' undeclared (first use in this function)
xtensa-semi.c:113: error: (Each undeclared identifier is reported only once...
d6ce52c1 09/05/2012 10:18 pm Max Filippov

target-xtensa: convert host errno values to guest

Guest errno values are taken from the newlib. Convert only those errno
values that can be returned from used system calls.

Signed-off-by: Max Filippov <>
Signed-off-by: Blue Swirl <>
e7eee62a 09/01/2012 01:39 pm Max Filippov

target-xtensa: return ENOSYS for unimplemented simcalls

This prevents guest from proceeding with uninitialised garbage returned
from unimplemented simcalls.

Signed-off-by: Max Filippov <>
Signed-off-by: Blue Swirl <>
d3da41e3 08/09/2012 09:44 pm Blue Swirl

Merge branch 'x86cpu_qom_tcg_v2' of git://github.com/imammedo/qemu

  • 'x86cpu_qom_tcg_v2' of git://github.com/imammedo/qemu:
    target-i386: move tcg initialization into x86_cpu_initfn()
    cleanup cpu_set_debug_excp_handler
    target-xtensa: drop usage of prev_debug_excp_handler...
e38077ff 08/09/2012 09:37 pm Max Filippov

target-xtensa: make default CPU depend on target endianness

This makes usable default for -cpu option both for qemu-system-xtensa
and qemu-system-xtensaeb fixing the following error:

$ qemu-system-xtensaeb -M sim
    Unable to find CPU definition

Signed-off-by: Max Filippov <>...
7ff7563f 07/28/2012 12:06 pm Max Filippov

target-xtensa: fix big-endian BBS/BBC implementation

Quote from ISA, 2.1:

For most Xtensa instructions, bit numbering is irrelevant; only the BBC
and BBS instructions assign bit numbers to values on which the processor
operates. The BBC/BBS instructions use big-endian bit ordering (0 is the...
eeec69dc 06/25/2012 04:35 pm Igor Mammedov

target-xtensa: drop usage of prev_debug_excp_handler

Chains of exception handlers are currently unused feature. Dropping it
to be consistent with target-i386 but it may simplify qom-ifying CPU
in future like for target-i386.

Signed-off-by: Igor Mammedov <>
f492b82d 06/10/2012 11:09 pm Max Filippov

target-xtensa: switch to AREG0-free mode

Add env parameter to every helper function that needs it, update
'configure' script.

Signed-off-by: Max Filippov <>
Signed-off-by: Blue Swirl <>

View revisions

Also available in: Atom