diff options
Diffstat (limited to 'linux-user')
| -rwxr-xr-x | linux-user/aarch64/vdso-be.so | bin | 3216 -> 3224 bytes | |||
| -rwxr-xr-x | linux-user/aarch64/vdso-le.so | bin | 3216 -> 3224 bytes | |||
| -rw-r--r-- | linux-user/aarch64/vdso.S | 4 | ||||
| -rw-r--r-- | linux-user/sparc/cpu_loop.c | 2 | ||||
| -rw-r--r-- | linux-user/sparc/signal.c | 14 |
5 files changed, 14 insertions, 6 deletions
diff --git a/linux-user/aarch64/vdso-be.so b/linux-user/aarch64/vdso-be.so Binary files differindex 6084f3d..808206a 100755 --- a/linux-user/aarch64/vdso-be.so +++ b/linux-user/aarch64/vdso-be.so diff --git a/linux-user/aarch64/vdso-le.so b/linux-user/aarch64/vdso-le.so Binary files differindex 947d534..941aaf2 100755 --- a/linux-user/aarch64/vdso-le.so +++ b/linux-user/aarch64/vdso-le.so diff --git a/linux-user/aarch64/vdso.S b/linux-user/aarch64/vdso.S index 34d3a9e..a0ac148 100644 --- a/linux-user/aarch64/vdso.S +++ b/linux-user/aarch64/vdso.S @@ -63,7 +63,11 @@ vdso_syscall __kernel_clock_getres, __NR_clock_getres * For now, elide the unwind info for __kernel_rt_sigreturn and rely on * the libgcc fallback routine as we have always done. This requires * that the code sequence used be exact. + * + * Add a nop as a spacer to ensure that unwind does not pick up the + * unwind info from the preceding syscall. */ + nop __kernel_rt_sigreturn: /* No BTI C insn here -- we arrive via RET. */ mov x8, #__NR_rt_sigreturn diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c index 3c1bde0..50424a5 100644 --- a/linux-user/sparc/cpu_loop.c +++ b/linux-user/sparc/cpu_loop.c @@ -293,7 +293,7 @@ void cpu_loop (CPUSPARCState *env) case TT_FP_EXCP: { int code = TARGET_FPE_FLTUNK; - target_ulong fsr = env->fsr; + target_ulong fsr = cpu_get_fsr(env); if ((fsr & FSR_FTT_MASK) == FSR_FTT_IEEE_EXCP) { if (fsr & FSR_NVC) { diff --git a/linux-user/sparc/signal.c b/linux-user/sparc/signal.c index dfcae70..c2dc100 100644 --- a/linux-user/sparc/signal.c +++ b/linux-user/sparc/signal.c @@ -199,20 +199,21 @@ static void save_fpu(struct target_siginfo_fpu *fpu, CPUSPARCState *env) for (i = 0; i < 32; ++i) { __put_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } - __put_user(env->fsr, &fpu->si_fsr); + __put_user(cpu_get_fsr(env), &fpu->si_fsr); __put_user(env->gsr, &fpu->si_gsr); __put_user(env->fprs, &fpu->si_fprs); #else for (i = 0; i < 16; ++i) { __put_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } - __put_user(env->fsr, &fpu->si_fsr); + __put_user(cpu_get_fsr(env), &fpu->si_fsr); __put_user(0, &fpu->si_fpqdepth); #endif } static void restore_fpu(struct target_siginfo_fpu *fpu, CPUSPARCState *env) { + target_ulong fsr; int i; #ifdef TARGET_SPARC64 @@ -230,15 +231,16 @@ static void restore_fpu(struct target_siginfo_fpu *fpu, CPUSPARCState *env) __get_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } } - __get_user(env->fsr, &fpu->si_fsr); __get_user(env->gsr, &fpu->si_gsr); env->fprs |= fprs; #else for (i = 0; i < 16; ++i) { __get_user(env->fpr[i].ll, &fpu->si_double_regs[i]); } - __get_user(env->fsr, &fpu->si_fsr); #endif + + __get_user(fsr, &fpu->si_fsr); + cpu_put_fsr(env, fsr); } #ifdef TARGET_ARCH_HAS_SETUP_FRAME @@ -662,6 +664,7 @@ void sparc64_set_context(CPUSPARCState *env) __get_user(fenab, &(fpup->mcfpu_enab)); if (fenab) { abi_ulong fprs; + abi_ulong fsr; /* * We use the FPRS from the guest only in deciding whether @@ -690,7 +693,8 @@ void sparc64_set_context(CPUSPARCState *env) __get_user(env->fpr[i].ll, &(fpup->mcfpu_fregs.dregs[i])); } } - __get_user(env->fsr, &(fpup->mcfpu_fsr)); + __get_user(fsr, &(fpup->mcfpu_fsr)); + cpu_put_fsr(env, fsr); __get_user(env->gsr, &(fpup->mcfpu_gsr)); } unlock_user_struct(ucp, ucp_addr, 0); |