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authorWarner Losh <imp@bsdimp.com>2021-11-04 16:51:50 -0600
committerWarner Losh <imp@bsdimp.com>2022-01-07 22:58:51 -0700
commit164f94bc3033011ea9899988d33659239cacb67e (patch)
tree90abe41693fa29e828b7cf36fbbbfc7e27f61d65
parentc104b7505b890cfbd4af3fc8b891b779496ba274 (diff)
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bsd-user/x86_64/target_arch_signal.h: Fill in mcontext_t
Fill in target_mcontext match the FreeBSD mcontext_t structure. Also define the size correctly. Signed-off-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
-rw-r--r--bsd-user/x86_64/target_arch_signal.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/bsd-user/x86_64/target_arch_signal.h b/bsd-user/x86_64/target_arch_signal.h
index e84aff9..720e393 100644
--- a/bsd-user/x86_64/target_arch_signal.h
+++ b/bsd-user/x86_64/target_arch_signal.h
@@ -28,8 +28,62 @@
#define TARGET_SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended size */
typedef struct target_mcontext {
+ abi_ulong mc_onstack; /* XXX - sigcontext compat. */
+ abi_ulong mc_rdi; /* machine state (struct trapframe) */
+ abi_ulong mc_rsi;
+ abi_ulong mc_rdx;
+ abi_ulong mc_rcx;
+ abi_ulong mc_r8;
+ abi_ulong mc_r9;
+ abi_ulong mc_rax;
+ abi_ulong mc_rbx;
+ abi_ulong mc_rbp;
+ abi_ulong mc_r10;
+ abi_ulong mc_r11;
+ abi_ulong mc_r12;
+ abi_ulong mc_r13;
+ abi_ulong mc_r14;
+ abi_ulong mc_r15;
+ uint32_t mc_trapno;
+ uint16_t mc_fs;
+ uint16_t mc_gs;
+ abi_ulong mc_addr;
+ uint32_t mc_flags;
+ uint16_t mc_es;
+ uint16_t mc_ds;
+ abi_ulong mc_err;
+ abi_ulong mc_rip;
+ abi_ulong mc_cs;
+ abi_ulong mc_rflags;
+ abi_ulong mc_rsp;
+ abi_ulong mc_ss;
+
+ abi_long mc_len; /* sizeof(mcontext_t) */
+
+#define _MC_FPFMT_NODEV 0x10000 /* device not present or configured */
+#define _MC_FPFMT_XMM 0x10002
+ abi_long mc_fpformat;
+#define _MC_FPOWNED_NONE 0x20000 /* FP state not used */
+#define _MC_FPOWNED_FPU 0x20001 /* FP state came from FPU */
+#define _MC_FPOWNED_PCB 0x20002 /* FP state came from PCB */
+ abi_long mc_ownedfp;
+ /*
+ * See <machine/fpu.h> for the internals of mc_fpstate[].
+ */
+ abi_long mc_fpstate[64] __aligned(16);
+
+ abi_ulong mc_fsbase;
+ abi_ulong mc_gsbase;
+
+ abi_ulong mc_xfpustate;
+ abi_ulong mc_xfpustate_len;
+
+ abi_long mc_spare[4];
} target_mcontext_t;
+#define TARGET_MCONTEXT_SIZE 800
+#define TARGET_UCONTEXT_SIZE 880
+
#include "target_os_ucontext.h"
struct target_sigframe {