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authorobrien <obrien@FreeBSD.org>2008-08-28 15:41:12 +0000
committerobrien <obrien@FreeBSD.org>2008-08-28 15:41:12 +0000
commit30759f2655e0945a1914b588b1cc89e1f111a67b (patch)
treed0924f5a44ae22935b25243b91e18faa0bac55df /lib/libthread_db
parentdbf35e279f37ad4a573bf93923d141cb4a454c7d (diff)
downloadFreeBSD-src-30759f2655e0945a1914b588b1cc89e1f111a67b.zip
FreeBSD-src-30759f2655e0945a1914b588b1cc89e1f111a67b.tar.gz
Add the needed libpthread_md.c for MIPS.
Obtained from: Juniper Networks
Diffstat (limited to 'lib/libthread_db')
-rw-r--r--lib/libthread_db/arch/mips/libpthread_md.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/lib/libthread_db/arch/mips/libpthread_md.c b/lib/libthread_db/arch/mips/libpthread_md.c
new file mode 100644
index 0000000..6d4556f
--- /dev/null
+++ b/lib/libthread_db/arch/mips/libpthread_md.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2006-2007, Juniper Networks, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Juniper Networks nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JUNIPER NETWORKS ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/types.h>
+#include <sys/procfs.h>
+#include <ucontext.h>
+#include <string.h>
+#include <thread_db.h>
+#include "libpthread_db.h"
+
+void
+pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc)
+{
+
+ memcpy(uc->uc_mcontext.mc_regs, &r->r_regs[ZERO],
+ sizeof(uc->uc_mcontext.mc_regs));
+ uc->uc_mcontext.mc_pc = r->r_regs[PC];
+ uc->uc_mcontext.mullo = r->r_regs[MULLO];
+ uc->uc_mcontext.mulhi = r->r_regs[MULHI];
+}
+
+void
+pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r)
+{
+ memcpy(&r->r_regs[ZERO], uc->uc_mcontext.mc_regs,
+ sizeof(uc->uc_mcontext.mc_regs));
+ r->r_regs[PC] = uc->uc_mcontext.mc_pc;
+ r->r_regs[MULLO] = uc->uc_mcontext.mullo;
+ r->r_regs[MULHI] = uc->uc_mcontext.mulhi;
+}
+
+void
+pt_fpreg_to_ucontext(const struct fpreg* r, ucontext_t *uc)
+{
+
+ memcpy(uc->uc_mcontext.mc_fpregs, r->r_regs,
+ sizeof(uc->uc_mcontext.mc_fpregs));
+}
+
+void
+pt_ucontext_to_fpreg(const ucontext_t *uc, struct fpreg *r)
+{
+
+ memcpy(r->r_regs, uc->uc_mcontext.mc_fpregs,
+ sizeof(uc->uc_mcontext.mc_fpregs));
+}
+
+void
+pt_md_init(void)
+{
+ /* Nothing to do */
+}
+
+int
+pt_reg_sstep(struct reg *reg __unused, int step __unused)
+{
+ /*
+ * XXX: mips doesnt store single step info in any registers
+ */
+ return (0);
+}
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