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Improve warning message for $0 constraint on MIPSR6 branches 

gas/
	* config/tc-mips.c (match_non_zero_reg_operand): Update
	warning message.
	* testsuite/gas/mips/r6-branch-constraints.l: Likewise.
This commit is contained in:
Matthew Fortune 2019-04-17 04:07:19 +00:00 committed by Faraz Shahbazker
parent b73715df01
commit 85bec12d61
3 changed files with 20 additions and 11 deletions
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6
gas/ChangeLog
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@ -1,3 +1,9 @@
2019-04-18 Matthew Fortune <matthew.fortune@mips.com>
* config/tc-mips.c (match_non_zero_reg_operand): Update
warning message.
* testsuite/gas/mips/r6-branch-constraints.l: Likewise.
2019-04-18 Jozef Lawrynowicz <jozef.l@mittosystems.com>
* config/tc-msp430.c (msp430_make_init_symbols): Define

5
gas/config/tc-mips.c
View File

@ -6014,7 +6014,10 @@ match_non_zero_reg_operand (struct mips_arg_info *arg,
return FALSE;
if (regno == 0)
return FALSE;
{
set_insn_error (arg->argnum, _("the source register must not be $0"));
return FALSE;
}
arg->last_regno = regno;
insn_insert_operand (arg->insn, operand, regno);

20
gas/testsuite/gas/mips/r6-branch-constraints.l
View File

@ -1,25 +1,25 @@
.*: Assembler messages:
.*:2: Error: invalid operands `blezc \$0,.'
.*:2: Error: the source register must not be \$0 `blezc \$0,.'
.*:3: Error: the source register must not be \$0 `bgezc \$0,.'
.*:4: Error: invalid operands `bgtzc \$0,.'
.*:4: Error: the source register must not be \$0 `bgtzc \$0,.'
.*:5: Error: the source register must not be \$0 `bltzc \$0,.'
.*:6: Error: invalid operands `beqzc \$0,.'
.*:7: Error: invalid operands `bnezc \$0,.'
.*:8: Error: invalid operands `bgec \$0,\$2,.'
.*:6: Error: the source register must not be \$0 `beqzc \$0,.'
.*:7: Error: the source register must not be \$0 `bnezc \$0,.'
.*:8: Error: the source register must not be \$0 `bgec \$0,\$2,.'
.*:9: Error: invalid operands `bgec \$2,\$0,.'
.*:10: Error: invalid operands `bgec \$2,\$2,.'
.*:11: Error: invalid operands `bgeuc \$0,\$2,.'
.*:11: Error: the source register must not be \$0 `bgeuc \$0,\$2,.'
.*:12: Error: invalid operands `bgeuc \$2,\$0,.'
.*:13: Error: invalid operands `bgeuc \$2,\$2,.'
.*:14: Error: invalid operands `bltc \$0,\$2,.'
.*:14: Error: the source register must not be \$0 `bltc \$0,\$2,.'
.*:15: Error: invalid operands `bltc \$2,\$0,.'
.*:16: Error: invalid operands `bltc \$2,\$2,.'
.*:17: Error: invalid operands `bltuc \$0,\$2,.'
.*:17: Error: the source register must not be \$0 `bltuc \$0,\$2,.'
.*:18: Error: invalid operands `bltuc \$2,\$0,.'
.*:19: Error: invalid operands `bltuc \$2,\$2,.'
.*:20: Error: invalid operands `beqc \$0,\$2,.'
.*:20: Error: the source register must not be \$0 `beqc \$0,\$2,.'
.*:21: Error: invalid operands `beqc \$2,\$0,.'
.*:22: Error: invalid operands `beqc \$2,\$2,.'
.*:23: Error: invalid operands `bnec \$0,\$2,.'
.*:23: Error: the source register must not be \$0 `bnec \$0,\$2,.'
.*:24: Error: invalid operands `bnec \$2,\$0,.'
.*:25: Error: invalid operands `bnec \$2,\$2,.'