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| author | Richard Henderson <rth@twiddle.net> | 2014-03-14 15:30:10 -0700 |
|---|---|---|
| committer | Andreas Färber <afaerber@suse.de> | 2014-03-19 22:11:19 +0100 |
| commit | 7e4fb26d757b460de5b80b4220bcd926f7175cb2 (patch) | |
| tree | 68650c66cf9bbe173f9c982f55f76d9699485cd6 /include/qom/cpu.h | |
| parent | f71e769d0754dc9a593a9e17ec6693a261b29f82 (diff) | |
| download | qemu-7e4fb26d757b460de5b80b4220bcd926f7175cb2.zip | |
cpu: Move tcg_exit_req to the end of CPUState
Reverse an increase in the size of generated code.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'include/qom/cpu.h')
| -rw-r--r-- | include/qom/cpu.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 06ee2636c3..f99885a137 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -227,7 +227,6 @@ struct CPUState { bool stop; bool stopped; volatile sig_atomic_t exit_request; - volatile sig_atomic_t tcg_exit_req; uint32_t interrupt_request; int singlestep_enabled; int64_t icount_extra; @@ -272,6 +271,12 @@ struct CPUState { } icount_decr; uint32_t can_do_io; int32_t exception_index; /* used by m68k TCG */ + + /* Note that this is accessed at the start of every TB via a negative + offset from AREG0. Leave this field at the end so as to make the + (absolute value) offset as small as possible. This reduces code + size, especially for hosts without large memory offsets. */ + volatile sig_atomic_t tcg_exit_req; }; QTAILQ_HEAD(CPUTailQ, CPUState); |