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-rwxr-xr-xscripts/checkstack.pl8
-rw-r--r--scripts/genksyms/genksyms.c3
-rw-r--r--scripts/recordmcount.c13
3 files changed, 21 insertions, 3 deletions
diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index 17e3843..544aa56 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -34,7 +34,7 @@ use strict;
# $1 (first bracket) matches the dynamic amount of the stack growth
#
# use anything else and feel the pain ;)
-my (@stack, $re, $dre, $x, $xs);
+my (@stack, $re, $dre, $x, $xs, $funcre);
{
my $arch = shift;
if ($arch eq "") {
@@ -44,6 +44,7 @@ my (@stack, $re, $dre, $x, $xs);
$x = "[0-9a-f]"; # hex character
$xs = "[0-9a-f ]"; # hex character or space
+ $funcre = qr/^$x* <(.*)>:$/;
if ($arch eq 'arm') {
#c0008ffc: e24dd064 sub sp, sp, #100 ; 0x64
$re = qr/.*sub.*sp, sp, #(([0-9]{2}|[3-9])[0-9]{2})/o;
@@ -66,6 +67,10 @@ my (@stack, $re, $dre, $x, $xs);
# 2b6c: 4e56 fb70 linkw %fp,#-1168
# 1df770: defc ffe4 addaw #-28,%sp
$re = qr/.*(?:linkw %fp,|addaw )#-([0-9]{1,4})(?:,%sp)?$/o;
+ } elsif ($arch eq 'metag') {
+ #400026fc: 40 00 00 82 ADD A0StP,A0StP,#0x8
+ $re = qr/.*ADD.*A0StP,A0StP,\#(0x$x{1,8})/o;
+ $funcre = qr/^$x* <[^\$](.*)>:$/;
} elsif ($arch eq 'mips64') {
#8800402c: 67bdfff0 daddiu sp,sp,-16
$re = qr/.*daddiu.*sp,sp,-(([0-9]{2}|[3-9])[0-9]{2})/o;
@@ -109,7 +114,6 @@ my (@stack, $re, $dre, $x, $xs);
#
# main()
#
-my $funcre = qr/^$x* <(.*)>:$/;
my ($func, $file, $lastslash);
while (my $line = <STDIN>) {
diff --git a/scripts/genksyms/genksyms.c b/scripts/genksyms/genksyms.c
index 8a10649..d25e4a1 100644
--- a/scripts/genksyms/genksyms.c
+++ b/scripts/genksyms/genksyms.c
@@ -826,7 +826,8 @@ int main(int argc, char **argv)
genksyms_usage();
return 1;
}
- if ((strcmp(arch, "h8300") == 0) || (strcmp(arch, "blackfin") == 0))
+ if ((strcmp(arch, "h8300") == 0) || (strcmp(arch, "blackfin") == 0) ||
+ (strcmp(arch, "metag") == 0))
mod_prefix = "_";
{
extern int yydebug;
diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c
index ee52cb8..9c22317 100644
--- a/scripts/recordmcount.c
+++ b/scripts/recordmcount.c
@@ -33,6 +33,13 @@
#include <string.h>
#include <unistd.h>
+#ifndef EM_METAG
+/* Remove this when these make it to the standard system elf.h. */
+#define EM_METAG 174
+#define R_METAG_ADDR32 2
+#define R_METAG_NONE 3
+#endif
+
static int fd_map; /* File descriptor for file being modified. */
static int mmap_failed; /* Boolean flag. */
static void *ehdr_curr; /* current ElfXX_Ehdr * for resource cleanup */
@@ -341,6 +348,12 @@ do_file(char const *const fname)
altmcount = "__gnu_mcount_nc";
break;
case EM_IA_64: reltype = R_IA64_IMM64; gpfx = '_'; break;
+ case EM_METAG: reltype = R_METAG_ADDR32;
+ altmcount = "_mcount_wrapper";
+ rel_type_nop = R_METAG_NONE;
+ /* We happen to have the same requirement as MIPS */
+ is_fake_mcount32 = MIPS32_is_fake_mcount;
+ break;
case EM_MIPS: /* reltype: e_class */ gpfx = '_'; break;
case EM_PPC: reltype = R_PPC_ADDR32; gpfx = '_'; break;
case EM_PPC64: reltype = R_PPC64_ADDR64; gpfx = '_'; break;
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