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m32c.c (m32c_unpend_compare): Add default to silence warnings.

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* config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
warnings.
(legal_subregs): Use unsigned char, make const.
(m32c_illegal_subreg_p): Use ARRAY_SIZE.  Delete unused variables.

From-SVN: r121733
This commit is contained in:
DJ Delorie 2007-02-08 19:49:48 -05:00 • committed by DJ Delorie
parent f88e483d70
commit 67fc44cbd6
2 changed files with 27 additions and 19 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2007-02-08 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
warnings.
(legal_subregs): Use unsigned char, make const.
(m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2007-02-08 Paul Brook <paul@codesourcery.com>
* config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no

39
gcc/config/m32c/m32c.c
View file

@ -2750,28 +2750,28 @@ m32c_insert_attributes (tree node ATTRIBUTE_UNUSED,
/* Predicates */
/* This is a list of legal subregs of hard regs. */
static struct {
enum machine_mode outer_mode_size;
enum machine_mode inner_mode_size;
static const struct {
unsigned char outer_mode_size;
unsigned char inner_mode_size;
unsigned char byte_mask;
unsigned char legal_when;
unsigned int regno;
int byte_mask;
int legal_when;
} legal_subregs[] = {
{1, 2, R0_REGNO, 0x03, 1}, /* r0h r0l */
{1, 2, R1_REGNO, 0x03, 1}, /* r1h r1l */
{1, 2, A0_REGNO, 0x01, 1},
{1, 2, A1_REGNO, 0x01, 1},
{1, 2, 0x03, 1, R0_REGNO}, /* r0h r0l */
{1, 2, 0x03, 1, R1_REGNO}, /* r1h r1l */
{1, 2, 0x01, 1, A0_REGNO},
{1, 2, 0x01, 1, A1_REGNO},
{1, 4, A0_REGNO, 0x01, 1},
{1, 4, A1_REGNO, 0x01, 1},
{1, 4, 0x01, 1, A0_REGNO},
{1, 4, 0x01, 1, A1_REGNO},
{2, 4, R0_REGNO, 0x05, 1}, /* r2 r0 */
{2, 4, R1_REGNO, 0x05, 1}, /* r3 r1 */
{2, 4, A0_REGNO, 0x05, 16}, /* a1 a0 */
{2, 4, A0_REGNO, 0x01, 24}, /* a1 a0 */
{2, 4, A1_REGNO, 0x01, 24}, /* a1 a0 */
{2, 4, 0x05, 1, R0_REGNO}, /* r2 r0 */
{2, 4, 0x05, 1, R1_REGNO}, /* r3 r1 */
{2, 4, 0x05, 16, A0_REGNO}, /* a1 a0 */
{2, 4, 0x01, 24, A0_REGNO}, /* a1 a0 */
{2, 4, 0x01, 24, A1_REGNO}, /* a1 a0 */
{4, 8, R0_REGNO, 0x55, 1}, /* r3 r1 r2 r0 */
{4, 8, 0x55, 1, R0_REGNO}, /* r3 r1 r2 r0 */
};
/* Returns TRUE if OP is a subreg of a hard reg which we don't
@ -2779,7 +2779,6 @@ static struct {
bool
m32c_illegal_subreg_p (rtx op)
{
rtx orig_op = op;
int offset;
unsigned int i;
int src_mode, dest_mode;
@ -2801,7 +2800,7 @@ m32c_illegal_subreg_p (rtx op)
offset = (1 << offset);
for (i = 0; i < sizeof(legal_subregs)/sizeof(legal_subregs[0]); i ++)
for (i = 0; i < ARRAY_SIZE (legal_subregs); i ++)
if (legal_subregs[i].outer_mode_size == GET_MODE_SIZE (dest_mode)
&& legal_subregs[i].regno == REGNO (op)
&& legal_subregs[i].inner_mode_size == GET_MODE_SIZE (src_mode)
@ -3584,6 +3583,8 @@ m32c_unpend_compare (void)
emit_insn (gen_cmphi_op (compare_op0, compare_op1));
case PSImode:
emit_insn (gen_cmppsi_op (compare_op0, compare_op1));
default:
/* Just to silence the "missing case" warnings. */ ;
}
}