Remove ia64.

This includes:
o   All directories named *ia64*
o   All files named *ia64*
o   All ia64-specific code guarded by __ia64__
o   All ia64-specific makefile logic
o   Mention of ia64 in comments and documentation

This excludes:
o   Everything under contrib/
o   Everything under crypto/
o   sys/xen/interface
o   sys/sys/elf_common.h

Discussed at: BSDcan

5 files changed, 3 insertions, 34 deletions

diff --git a/sys/kern/imgact_elf.c b/sys/kern/imgact_elf.c
index b085a70..6342119 100644
--- a/sys/kern/imgact_elf.c
+++ b/sys/kern/imgact_elf.c
@@ -130,7 +130,7 @@ SYSCTL_INT(__CONCAT(_kern_elf, __ELF_WORD_SIZE), OID_AUTO,
     __XSTRING(__CONCAT(ELF, __ELF_WORD_SIZE)) ": enable non-executable stack");
 
 #if __ELF_WORD_SIZE == 32
-#if defined(__amd64__) || defined(__ia64__)
+#if defined(__amd64__)
 int i386_read_exec = 0;
 SYSCTL_INT(_kern_elf32, OID_AUTO, read_exec, CTLFLAG_RW, &i386_read_exec, 0,
     "enable execution from readable segments");
@@ -2112,7 +2112,7 @@ __elfN(trans_prot)(Elf_Word flags)
 	if (flags & PF_R)
 		prot |= VM_PROT_READ;
 #if __ELF_WORD_SIZE == 32
-#if defined(__amd64__) || defined(__ia64__)
+#if defined(__amd64__)
 	if (i386_read_exec && (flags & PF_R))
 		prot |= VM_PROT_EXECUTE;
 #endif
diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c
index bc9af29..860820a 100644
--- a/sys/kern/kern_exec.c
+++ b/sys/kern/kern_exec.c
@@ -1091,15 +1091,6 @@ exec_new_vmspace(imgp, sv)
 	if (error)
 		return (error);
 
-#ifdef __ia64__
-	/* Allocate a new register stack */
-	stack_addr = IA64_BACKINGSTORE;
-	error = vm_map_stack(map, stack_addr, (vm_size_t)ssiz,
-	    sv->sv_stackprot, VM_PROT_ALL, MAP_STACK_GROWS_UP);
-	if (error)
-		return (error);
-#endif
-
 	/*
 	 * vm_ssize and vm_maxsaddr are somewhat antiquated concepts, but they
 	 * are still used to enforce the stack rlimit on the process stack.
diff --git a/sys/kern/kern_thread.c b/sys/kern/kern_thread.c
index b21a4f0..3f95371 100644
--- a/sys/kern/kern_thread.c
+++ b/sys/kern/kern_thread.c
@@ -234,7 +234,7 @@ thread_fini(void *mem, int size)
  * For a newly created process,
  * link up all the structures and its initial threads etc.
  * called from:
- * {arch}/{arch}/machdep.c   ia64_init(), init386() etc.
+ * {arch}/{arch}/machdep.c   {arch}_init(), init386() etc.
  * proc_dtor() (should go away)
  * proc_init()
  */
diff --git a/sys/kern/link_elf.c b/sys/kern/link_elf.c
index 631ba75..ecee5a7 100644
--- a/sys/kern/link_elf.c
+++ b/sys/kern/link_elf.c
@@ -317,10 +317,6 @@ link_elf_delete_gdb(struct link_map *l)
 }
 #endif /* GDB */
 
-#ifdef __ia64__
-Elf_Addr link_elf_get_gp(linker_file_t);
-#endif
-
 /*
  * The kernel symbol table starts here.
  */
@@ -1454,21 +1450,6 @@ link_elf_each_function_nameval(linker_file_t file,
 	return (0);
 }
 
-#ifdef __ia64__
-/*
- * Each KLD has its own GP. The GP value for each load module is given by
- * DT_PLTGOT on ia64. We need GP to construct function descriptors, but
- * don't have direct access to the ELF file structure. The link_elf_get_gp()
- * function returns the GP given a pointer to a generic linker file struct.
- */
-Elf_Addr
-link_elf_get_gp(linker_file_t lf)
-{
-	elf_file_t ef = (elf_file_t)lf;
-	return ((Elf_Addr)ef->got);
-}
-#endif
-
 const Elf_Sym *
 elf_get_sym(linker_file_t lf, Elf_Size symidx)
 {
diff --git a/sys/kern/subr_witness.c b/sys/kern/subr_witness.c
index 4ba4cf1..8d25461 100644
--- a/sys/kern/subr_witness.c
+++ b/sys/kern/subr_witness.c
@@ -660,9 +660,6 @@ static struct witness_order_list_entry order_lists[] = {
 	{ "mprof lock", &lock_class_mtx_spin },
 	{ "zombie lock", &lock_class_mtx_spin },
 	{ "ALD Queue", &lock_class_mtx_spin },
-#ifdef __ia64__
-	{ "MCA spin lock", &lock_class_mtx_spin },
-#endif
 #if defined(__i386__) || defined(__amd64__)
 	{ "pcicfg", &lock_class_mtx_spin },
 	{ "NDIS thread lock", &lock_class_mtx_spin },