tcg/s390: Remove 'R' constraint

Since R0 is reserved, we don't need a special case constraint.

Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2016-12-06 23:12:47 -05:00
parent 65839b56b9
commit e45d4ef6e3

View File

@ -378,11 +378,6 @@ static int target_parse_constraint(TCGArgConstraint *ct, const char **pct_str)
ct->ct |= TCG_CT_REG; ct->ct |= TCG_CT_REG;
tcg_regset_set32(ct->u.regs, 0, 0xffff); tcg_regset_set32(ct->u.regs, 0, 0xffff);
break; break;
case 'R': /* not R0 */
ct->ct |= TCG_CT_REG;
tcg_regset_set32(ct->u.regs, 0, 0xffff);
tcg_regset_reset_reg(ct->u.regs, TCG_REG_R0);
break;
case 'L': /* qemu_ld/st constraint */ case 'L': /* qemu_ld/st constraint */
ct->ct |= TCG_CT_REG; ct->ct |= TCG_CT_REG;
tcg_regset_set32(ct->u.regs, 0, 0xffff); tcg_regset_set32(ct->u.regs, 0, 0xffff);
@ -2226,12 +2221,12 @@ static const TCGTargetOpDef s390_op_defs[] = {
{ INDEX_op_neg_i32, { "r", "r" } }, { INDEX_op_neg_i32, { "r", "r" } },
{ INDEX_op_shl_i32, { "r", "0", "Ri" } }, { INDEX_op_shl_i32, { "r", "0", "ri" } },
{ INDEX_op_shr_i32, { "r", "0", "Ri" } }, { INDEX_op_shr_i32, { "r", "0", "ri" } },
{ INDEX_op_sar_i32, { "r", "0", "Ri" } }, { INDEX_op_sar_i32, { "r", "0", "ri" } },
{ INDEX_op_rotl_i32, { "r", "r", "Ri" } }, { INDEX_op_rotl_i32, { "r", "r", "ri" } },
{ INDEX_op_rotr_i32, { "r", "r", "Ri" } }, { INDEX_op_rotr_i32, { "r", "r", "ri" } },
{ INDEX_op_ext8s_i32, { "r", "r" } }, { INDEX_op_ext8s_i32, { "r", "r" } },
{ INDEX_op_ext8u_i32, { "r", "r" } }, { INDEX_op_ext8u_i32, { "r", "r" } },
@ -2281,12 +2276,12 @@ static const TCGTargetOpDef s390_op_defs[] = {
{ INDEX_op_neg_i64, { "r", "r" } }, { INDEX_op_neg_i64, { "r", "r" } },
{ INDEX_op_shl_i64, { "r", "r", "Ri" } }, { INDEX_op_shl_i64, { "r", "r", "ri" } },
{ INDEX_op_shr_i64, { "r", "r", "Ri" } }, { INDEX_op_shr_i64, { "r", "r", "ri" } },
{ INDEX_op_sar_i64, { "r", "r", "Ri" } }, { INDEX_op_sar_i64, { "r", "r", "ri" } },
{ INDEX_op_rotl_i64, { "r", "r", "Ri" } }, { INDEX_op_rotl_i64, { "r", "r", "ri" } },
{ INDEX_op_rotr_i64, { "r", "r", "Ri" } }, { INDEX_op_rotr_i64, { "r", "r", "ri" } },
{ INDEX_op_ext8s_i64, { "r", "r" } }, { INDEX_op_ext8s_i64, { "r", "r" } },
{ INDEX_op_ext8u_i64, { "r", "r" } }, { INDEX_op_ext8u_i64, { "r", "r" } },