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tcg-ppc64: Rearrange integer constant constraints 

We'll need a zero, and Z makes more sense for that.  Make sure we
have a full compliment of signed and unsigned 16 and 32-bit tests.

Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-02-01 16:51:53 -08:00
parent 421233a146
commit 3d582c6179
1 changed files with 33 additions and 10 deletions
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43
tcg/ppc64/tcg-target.c
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@ -22,7 +22,11 @@
* THE SOFTWARE.
*/
#define TCG_CT_CONST_U32 0x100
#define TCG_CT_CONST_S16 0x100
#define TCG_CT_CONST_U16 0x200
#define TCG_CT_CONST_S32 0x400
#define TCG_CT_CONST_U32 0x800
#define TCG_CT_CONST_ZERO 0x1000
static uint8_t *tb_ret_addr;
@ -242,9 +246,21 @@ static int target_parse_constraint (TCGArgConstraint *ct, const char **pct_str)
tcg_regset_reset_reg (ct->u.regs, TCG_REG_R6);
#endif
break;
case 'Z':
case 'I':
ct->ct |= TCG_CT_CONST_S16;
break;
case 'J':
ct->ct |= TCG_CT_CONST_U16;
break;
case 'T':
ct->ct |= TCG_CT_CONST_S32;
break;
case 'U':
ct->ct |= TCG_CT_CONST_U32;
break;
case 'Z':
ct->ct |= TCG_CT_CONST_ZERO;
break;
default:
return -1;
}
@ -257,13 +273,20 @@ static int target_parse_constraint (TCGArgConstraint *ct, const char **pct_str)
static int tcg_target_const_match (tcg_target_long val,
const TCGArgConstraint *arg_ct)
{
int ct;
ct = arg_ct->ct;
if (ct & TCG_CT_CONST)
int ct = arg_ct->ct;
if (ct & TCG_CT_CONST) {
return 1;
else if ((ct & TCG_CT_CONST_U32) && (val == (uint32_t) val))
} else if ((ct & TCG_CT_CONST_S16) && val == (int16_t)val) {
return 1;
} else if ((ct & TCG_CT_CONST_U16) && val == (uint16_t)val) {
return 1;
} else if ((ct & TCG_CT_CONST_S32) && val == (int32_t)val) {
return 1;
} else if ((ct & TCG_CT_CONST_U32) && val == (uint32_t)val) {
return 1;
} else if ((ct & TCG_CT_CONST_ZERO) && val == 0) {
return 1;
}
return 0;
}
@ -1613,9 +1636,9 @@ static const TCGTargetOpDef ppc_op_defs[] = {
{ INDEX_op_add_i64, { "r", "r", "ri" } },
{ INDEX_op_sub_i64, { "r", "r", "ri" } },
{ INDEX_op_and_i64, { "r", "r", "rZ" } },
{ INDEX_op_or_i64, { "r", "r", "rZ" } },
{ INDEX_op_xor_i64, { "r", "r", "rZ" } },
{ INDEX_op_and_i64, { "r", "r", "rU" } },
{ INDEX_op_or_i64, { "r", "r", "rU" } },
{ INDEX_op_xor_i64, { "r", "r", "rU" } },
{ INDEX_op_shl_i64, { "r", "r", "ri" } },
{ INDEX_op_shr_i64, { "r", "r", "ri" } },