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2000-01-13 Clinton Popetz <cpopetz@cygnus.com>

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* config/tc-mips.c (mips_do_align): New function.
        * config/tc-mips.h (md_do_align): Define.
This commit is contained in:
Clinton Popetz 2000-01-14 17:58:29 +00:00
parent 6b3b007bde
commit a19d8eb03e
3 changed files with 38 additions and 0 deletions
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5
gas/ChangeLog
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@ -1,3 +1,8 @@
2000-01-13 Clinton Popetz <cpopetz@cygnus.com>
* config/tc-mips.c (mips_do_align): New function.
* config/tc-mips.h (md_do_align): Define.
2000-01-10 Philip Blundell <philb@gnu.org>
* doc/c-arm.texi (ARM Options): Fix typo.

30
gas/config/tc-mips.c
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@ -11436,6 +11436,36 @@ static procS cur_proc;
static procS *cur_proc_ptr;
static int numprocs;
/* When we align code in the .text section of mips16, use the correct two
byte nop pattern of 0x6500 (move $0,$0) */
int
mips_do_align (n, fill, len, max)
int n;
const char *fill;
int len;
int max;
{
if (fill == NULL
&& subseg_text_p (now_seg)
&& n > 1
&& mips_opts.mips16)
{
static const unsigned char be_nop[] = { 0x65, 0x00 };
static const unsigned char le_nop[] = { 0x00, 0x65 };
frag_align (1, 0, 0);
if (target_big_endian)
frag_align_pattern (n, be_nop, 2, max);
else
frag_align_pattern (n, le_nop, 2, max);
return 1;
}
return 0;
}
static void
md_obj_begin ()
{

3
gas/config/tc-mips.h
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@ -55,6 +55,9 @@ extern int mips_relax_frag PARAMS ((struct frag *, long));
#define md_undefined_symbol(name) (0)
#define md_operand(x)
extern int mips_do_align PARAMS ((int, const char *, int, int));
#define md_do_align(n,fill,len,max,l) if (mips_do_align (n,fill,len,max)) goto l
/* We permit PC relative difference expressions when generating
embedded PIC code. */
#define DIFF_EXPR_OK