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| author | DJ Delorie <dj@redhat.com> | 2007-02-08 19:49:48 -0500 |
|---|---|---|
| committer | DJ Delorie <dj@gcc.gnu.org> | 2007-02-08 19:49:48 -0500 |
| commit | 67fc44cbd62c5236da42911fc3181be73b43a308 (patch) | |
| tree | 8401c3b05ca8b61a92fa10cbc065ccca74e5cee0 /gcc/config | |
| parent | f88e483d703ce6fd50e211629da468e00807cd05 (diff) | |
| download | gcc-67fc44cbd62c5236da42911fc3181be73b43a308.zip gcc-67fc44cbd62c5236da42911fc3181be73b43a308.tar.gz gcc-67fc44cbd62c5236da42911fc3181be73b43a308.tar.bz2 | |
m32c.c (m32c_unpend_compare): Add default to silence warnings.
* 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
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/m32c/m32c.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/gcc/config/m32c/m32c.c b/gcc/config/m32c/m32c.c index 65f0898..de7ce9d 100644 --- a/gcc/config/m32c/m32c.c +++ b/gcc/config/m32c/m32c.c @@ -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. */ ; } } |