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-rw-r--r--bsd-user/arm/signal.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/bsd-user/arm/signal.c b/bsd-user/arm/signal.c
index 9026343b47..2b1dd745d1 100644
--- a/bsd-user/arm/signal.c
+++ b/bsd-user/arm/signal.c
@@ -109,6 +109,15 @@ abi_long get_mcontext(CPUARMState *env, target_mcontext_t *mcp, int flags)
gr[TARGET_REG_LR] = tswap32(env->regs[14]);
gr[TARGET_REG_PC] = tswap32(env->regs[15]);
+ /*
+ * FreeBSD's get_mcontext doesn't save VFP info, but sets the pointer and
+ * size to zero. Applications that need the VFP state use
+ * sysarch(ARM_GET_VFPSTATE) and are expected to adjust mcontext after that.
+ */
+ mcp->mc_vfp_size = 0;
+ mcp->mc_vfp_ptr = 0;
+ memset(&mcp->mc_spare, 0, sizeof(mcp->mc_spare));
+
return 0;
}