Re: [RFC] XFAIL bigcore.exp on some GNU/Linux targets

[Daniel Jacobowitz <drow at false dot org>]

On Tue, Apr 20, 2004 at 01:26:45PM -0400, Andrew Cagney wrote:
> Why not ask the program the heap size?  it's in total_allocated, just 
> make that a static.

Duh.  I'll update the patch to do that before I check it in.

> 
> >+# Traverse part of bigcore's linked list of memory chunks, finding the 
> >total
> >+# size.  Note that we use GDB to do the math; TCL is not reliable with
> >+# extremely large integers.
> >+
> >+proc heap_size { } {
> >+    global gdb_prompt
> >+    global expect_out
> >+    set test "find heap size"
> >+    set lim 0
> >+    gdb_test "set \$size = 0" ""
> >+    gdb_test_multiple "print heap.next" "$test" {
> >+	-re " = \\(struct list \\*\\) 0x0.*$gdb_prompt $" {
> >+	    pass "$test"
> >+	}
> >+	-re " = \\(struct list \\*\\) (0x\[0-9a-f\]*).*$gdb_prompt $" {
> >+	    if { $lim >= 50 } {
> >+		pass "$test (stop at $lim)"
> >+	    } else {
> >+		incr lim
> >+		gdb_test "set \$size = \$size + \$.size" ""
> >+		send_gdb "print \$.next\n"
> >+		exp_continue
> >+	    }
> >+	}
> >+	-re ".*$gdb_prompt $" {
> >+	    fail "$test (entry $lim)"
> >+	}
> >+	timeout {
> >+	    fail "$test (timeout)"
> >+	}
> >+    }
> >+    gdb_test_multiple "print \$size" "print \$size" {
> >+	-re " = (\[0-9\]*)\r\n$gdb_prompt $" {
> >+	    set size $expect_out(1,string)
> >+	    pass "print \$size"
> >+	}
> >+    }
> >+    return $size;
> >+}
> >+
> 
> 
> Andrew
> 
> 

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer