diff options
| -rw-r--r-- | gcc/rtl.c | 9 |
1 files changed, 7 insertions, 2 deletions
@@ -751,6 +751,9 @@ init_rtl () for (i = 0; i < (int) MAX_MODE_CLASS; i++) min_class_size[i] = 1000; + byte_mode = VOIDmode; + word_mode = VOIDmode; + for (mode = VOIDmode; (int) mode < (int) MAX_MACHINE_MODE; mode = (enum machine_mode) ((int) mode + 1)) { @@ -760,11 +763,13 @@ init_rtl () min_class_size[(int) GET_MODE_CLASS (mode)] = GET_MODE_SIZE (mode); } if (GET_MODE_CLASS (mode) == MODE_INT - && GET_MODE_BITSIZE (mode) == BITS_PER_UNIT) + && GET_MODE_BITSIZE (mode) == BITS_PER_UNIT + && byte_mode == VOIDmode) byte_mode = mode; if (GET_MODE_CLASS (mode) == MODE_INT - && GET_MODE_BITSIZE (mode) == BITS_PER_WORD) + && GET_MODE_BITSIZE (mode) == BITS_PER_WORD + && word_mode == VOIDmode) word_mode = mode; } } |