dd55f1c8b2
Create and record the two signal trampolines. Use them when the guest does not use ka_restorer. Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20210929130553.121567-7-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
104 lines
3.6 KiB
C
104 lines
3.6 KiB
C
#ifndef ALPHA_TARGET_SIGNAL_H
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#define ALPHA_TARGET_SIGNAL_H
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#define TARGET_SIGHUP 1
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#define TARGET_SIGINT 2
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#define TARGET_SIGQUIT 3
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#define TARGET_SIGILL 4
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#define TARGET_SIGTRAP 5
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#define TARGET_SIGABRT 6
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#define TARGET_SIGSTKFLT 7 /* actually SIGEMT */
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#define TARGET_SIGFPE 8
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#define TARGET_SIGKILL 9
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#define TARGET_SIGBUS 10
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#define TARGET_SIGSEGV 11
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#define TARGET_SIGSYS 12
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#define TARGET_SIGPIPE 13
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#define TARGET_SIGALRM 14
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#define TARGET_SIGTERM 15
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#define TARGET_SIGURG 16
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#define TARGET_SIGSTOP 17
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#define TARGET_SIGTSTP 18
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#define TARGET_SIGCONT 19
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#define TARGET_SIGCHLD 20
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#define TARGET_SIGTTIN 21
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#define TARGET_SIGTTOU 22
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#define TARGET_SIGIO 23
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#define TARGET_SIGXCPU 24
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#define TARGET_SIGXFSZ 25
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#define TARGET_SIGVTALRM 26
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#define TARGET_SIGPROF 27
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#define TARGET_SIGWINCH 28
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#define TARGET_SIGPWR 29 /* actually SIGINFO */
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#define TARGET_SIGUSR1 30
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#define TARGET_SIGUSR2 31
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#define TARGET_SIGRTMIN 32
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#define TARGET_SIG_BLOCK 1
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#define TARGET_SIG_UNBLOCK 2
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#define TARGET_SIG_SETMASK 3
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/* this struct defines a stack used during syscall handling */
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typedef struct target_sigaltstack {
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abi_ulong ss_sp;
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abi_int ss_flags;
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abi_ulong ss_size;
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} target_stack_t;
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/*
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* sigaltstack controls
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*/
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#define TARGET_SS_ONSTACK 1
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#define TARGET_SS_DISABLE 2
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#define TARGET_SA_ONSTACK 0x00000001
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#define TARGET_SA_RESTART 0x00000002
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#define TARGET_SA_NOCLDSTOP 0x00000004
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#define TARGET_SA_NODEFER 0x00000008
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#define TARGET_SA_RESETHAND 0x00000010
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#define TARGET_SA_NOCLDWAIT 0x00000020 /* not supported yet */
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#define TARGET_SA_SIGINFO 0x00000040
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#define TARGET_MINSIGSTKSZ 4096
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#define TARGET_SIGSTKSZ 16384
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/* From <asm/gentrap.h>. */
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#define TARGET_GEN_INTOVF -1 /* integer overflow */
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#define TARGET_GEN_INTDIV -2 /* integer division by zero */
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#define TARGET_GEN_FLTOVF -3 /* fp overflow */
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#define TARGET_GEN_FLTDIV -4 /* fp division by zero */
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#define TARGET_GEN_FLTUND -5 /* fp underflow */
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#define TARGET_GEN_FLTINV -6 /* invalid fp operand */
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#define TARGET_GEN_FLTINE -7 /* inexact fp operand */
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#define TARGET_GEN_DECOVF -8 /* decimal overflow (for COBOL??) */
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#define TARGET_GEN_DECDIV -9 /* decimal division by zero */
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#define TARGET_GEN_DECINV -10 /* invalid decimal operand */
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#define TARGET_GEN_ROPRAND -11 /* reserved operand */
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#define TARGET_GEN_ASSERTERR -12 /* assertion error */
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#define TARGET_GEN_NULPTRERR -13 /* null pointer error */
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#define TARGET_GEN_STKOVF -14 /* stack overflow */
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#define TARGET_GEN_STRLENERR -15 /* string length error */
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#define TARGET_GEN_SUBSTRERR -16 /* substring error */
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#define TARGET_GEN_RANGERR -17 /* range error */
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#define TARGET_GEN_SUBRNG -18
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#define TARGET_GEN_SUBRNG1 -19
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#define TARGET_GEN_SUBRNG2 -20
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#define TARGET_GEN_SUBRNG3 -21
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#define TARGET_GEN_SUBRNG4 -22
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#define TARGET_GEN_SUBRNG5 -23
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#define TARGET_GEN_SUBRNG6 -24
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#define TARGET_GEN_SUBRNG7 -25
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#define TARGET_ARCH_HAS_SETUP_FRAME
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#define TARGET_ARCH_HAS_KA_RESTORER
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#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1
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/* bit-flags */
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#define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
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/* mask for all SS_xxx flags */
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#define TARGET_SS_FLAG_BITS TARGET_SS_AUTODISARM
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#endif /* ALPHA_TARGET_SIGNAL_H */
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