diff options
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index 68b91c5..fb044de 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -2380,6 +2380,7 @@ expand_builtin_powi (tree exp, rtx target, rtx subtarget) tree arg0, arg1; rtx op0, op1; enum machine_mode mode; + enum machine_mode mode2; if (! validate_arglist (arglist, REAL_TYPE, INTEGER_TYPE, VOID_TYPE)) return 0; @@ -2411,19 +2412,22 @@ expand_builtin_powi (tree exp, rtx target, rtx subtarget) /* Emit a libcall to libgcc. */ + /* Mode of the 2nd argument must match that of an int. */ + mode2 = mode_for_size (INT_TYPE_SIZE, MODE_INT, 0); + if (target == NULL_RTX) target = gen_reg_rtx (mode); op0 = expand_expr (arg0, subtarget, mode, 0); if (GET_MODE (op0) != mode) op0 = convert_to_mode (mode, op0, 0); - op1 = expand_expr (arg1, 0, word_mode, 0); - if (GET_MODE (op1) != word_mode) - op1 = convert_to_mode (word_mode, op1, 0); + op1 = expand_expr (arg1, 0, mode2, 0); + if (GET_MODE (op1) != mode2) + op1 = convert_to_mode (mode2, op1, 0); target = emit_library_call_value (powi_optab->handlers[(int) mode].libfunc, target, LCT_CONST_MAKE_BLOCK, mode, 2, - op0, mode, op1, word_mode); + op0, mode, op1, mode2); return target; } |