diff options
Diffstat (limited to 'gas/config/tc-mips.c')
| -rw-r--r-- | gas/config/tc-mips.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c index a776765..c341972 100644 --- a/gas/config/tc-mips.c +++ b/gas/config/tc-mips.c @@ -3329,6 +3329,14 @@ set_at (int *counter, int reg, int unsignedp) } } +static void +normalize_constant_expr (expressionS *ex) +{ + if (ex->X_op == O_constant && HAVE_32BIT_GPRS) + ex->X_add_number = (((ex->X_add_number & 0xffffffff) ^ 0x80000000) + - 0x80000000); +} + /* Warn if an expression is not a constant. */ static void @@ -3338,6 +3346,8 @@ check_absolute_expr (struct mips_cl_insn *ip, expressionS *ex) as_bad (_("unsupported large constant")); else if (ex->X_op != O_constant) as_bad (_("Instruction %s requires absolute expression"), ip->insn_mo->name); + + normalize_constant_expr (ex); } /* Count the leading zeroes by performing a binary chop. This is a @@ -8562,6 +8572,7 @@ do_msbd: if (imm2_expr.X_op != O_big && imm2_expr.X_op != O_constant) insn_error = _("absolute expression required"); + normalize_constant_expr (&imm2_expr); s = expr_end; continue; @@ -9050,6 +9061,7 @@ do_msbd: if (imm_expr.X_op != O_big && imm_expr.X_op != O_constant) insn_error = _("absolute expression required"); + normalize_constant_expr (&imm_expr); s = expr_end; continue; |