diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2021-09-17 10:50:14 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-11-02 07:00:50 -0400 |
| commit | b12161120af8467bc28159adf0c1bfb0fbc4ed70 (patch) | |
| tree | b68d44900db2f0d3824e85a75ddf382161e9c3c0 /accel | |
| parent | 66ee11d407c07cd5e093fabb48e81232388189d0 (diff) | |
linux-user/host/mips: Populate host_signal.h
Split host_signal_pc and host_signal_write out of user-exec.c.
Reviewed-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'accel')
| -rw-r--r-- | accel/tcg/user-exec.c | 52 |
1 files changed, 1 insertions, 51 deletions
diff --git a/accel/tcg/user-exec.c b/accel/tcg/user-exec.c index f18f3b2a5c..44c83acba5 100644 --- a/accel/tcg/user-exec.c +++ b/accel/tcg/user-exec.c @@ -253,57 +253,7 @@ void *probe_access(CPUArchState *env, target_ulong addr, int size, return size ? g2h(env_cpu(env), addr) : NULL; } -#if defined(__mips__) - -#if defined(__misp16) || defined(__mips_micromips) -#error "Unsupported encoding" -#endif - -int cpu_signal_handler(int host_signum, void *pinfo, - void *puc) -{ - siginfo_t *info = pinfo; - ucontext_t *uc = puc; - uintptr_t pc = uc->uc_mcontext.pc; - uint32_t insn = *(uint32_t *)pc; - int is_write = 0; - - /* Detect all store instructions at program counter. */ - switch((insn >> 26) & 077) { - case 050: /* SB */ - case 051: /* SH */ - case 052: /* SWL */ - case 053: /* SW */ - case 054: /* SDL */ - case 055: /* SDR */ - case 056: /* SWR */ - case 070: /* SC */ - case 071: /* SWC1 */ - case 074: /* SCD */ - case 075: /* SDC1 */ - case 077: /* SD */ -#if !defined(__mips_isa_rev) || __mips_isa_rev < 6 - case 072: /* SWC2 */ - case 076: /* SDC2 */ -#endif - is_write = 1; - break; - case 023: /* COP1X */ - /* Required in all versions of MIPS64 since - MIPS64r1 and subsequent versions of MIPS32r2. */ - switch (insn & 077) { - case 010: /* SWXC1 */ - case 011: /* SDXC1 */ - case 015: /* SUXC1 */ - is_write = 1; - } - break; - } - - return handle_cpu_signal(pc, info, is_write, &uc->uc_sigmask); -} - -#elif defined(__riscv) +#if defined(__riscv) int cpu_signal_handler(int host_signum, void *pinfo, void *puc) |