mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-24 23:16:42 +00:00
68 lines
1.6 KiB
Diff
68 lines
1.6 KiB
Diff
commit f34b97f89dd3893ef3652a6899487771402fc13c
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---
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linux/mips/syscallent-o32.h | 2 +-
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linux/syscall.h | 1 +
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syscall.c | 24 ++++++++++++++++++++++++
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3 files changed, 26 insertions(+), 1 deletion(-)
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--- a/linux/mips/syscallent-o32.h
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+++ b/linux/mips/syscallent-o32.h
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@@ -1,6 +1,6 @@
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#if defined LINUX_MIPSO32
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/* For an O32 strace, decode the o32 syscalls. */
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-[4000] = { MA, 0, printargs, "syscall" }, /* start of Linux o32 */
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+[4000] = { MA, 0, sys_syscall, "syscall" }, /* start of Linux o32 */
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[4001] = { 1, TP|SE, sys_exit, "exit" },
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[4002] = { 0, TP, sys_fork, "fork" },
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[4003] = { 3, TD, sys_read, "read" },
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--- a/syscall.c
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+++ b/syscall.c
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@@ -606,6 +606,25 @@
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}
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#endif
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+#ifdef LINUX_MIPSO32
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+static void
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+decode_mips_subcall(struct tcb *tcp)
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+{
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+ if (!SCNO_IS_VALID(tcp->u_arg[0]))
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+ return;
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+ tcp->scno = tcp->u_arg[0];
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+ tcp->qual_flg = qual_flags[tcp->scno];
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+ tcp->s_ent = &sysent[tcp->scno];
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+ memmove(&tcp->u_arg[0], &tcp->u_arg[1],
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+ sizeof(tcp->u_arg) - sizeof(tcp->u_arg[0]));
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+}
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+
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+int sys_syscall(struct tcb *tcp)
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+{
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+ return printargs(tcp);
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+}
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+#endif
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+
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int
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printargs(struct tcb *tcp)
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{
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@@ -1774,6 +1793,11 @@
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goto ret;
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}
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+#ifdef LINUX_MIPSO32
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+ if (sys_syscall == tcp->s_ent->sys_func)
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+ decode_mips_subcall(tcp);
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+#endif
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+
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if ( sys_execve == tcp->s_ent->sys_func
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# if defined(SPARC) || defined(SPARC64)
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|| sys_execv == tcp->s_ent->sys_func
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--- a/linux/syscall.h
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+++ b/linux/syscall.h
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@@ -277,6 +277,7 @@
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int sys_symlinkat();
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int sys_sync_file_range();
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int sys_sync_file_range2();
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+int sys_syscall();
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int sys_sysctl();
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int sys_sysinfo();
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int sys_syslog();
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