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linux-user: Add signal handling support for x86_64

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Note that x86_64 has only _rt signal handlers. This implementation
attempts to share code with the x86_32 implementation.

CC: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Allan Wirth <awirth@akamai.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20170226165345.8757-1-bobby.prani@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Pranith Kumar 2017-02-26 11:53:44 -05:00 • committed by Laurent Vivier
parent ee1ac3a182
commit 1c1df0198b
3 changed files with 241 additions and 51 deletions
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2
target/i386/cpu.h
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@ -1417,6 +1417,8 @@ floatx80 cpu_set_fp80(uint64_t mant, uint16_t upper);
void cpu_x86_load_seg(CPUX86State *s, int seg_reg, int selector);
void cpu_x86_fsave(CPUX86State *s, target_ulong ptr, int data32);
void cpu_x86_frstor(CPUX86State *s, target_ulong ptr, int data32);
void cpu_x86_fxsave(CPUX86State *s, target_ulong ptr);
void cpu_x86_fxrstor(CPUX86State *s, target_ulong ptr);
/* you can call this signal handler from your SIGBUS and SIGSEGV
signal handlers to inform the virtual CPU of exceptions. non zero