diff options
Diffstat (limited to 'gcc/varasm.c')
| -rw-r--r-- | gcc/varasm.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/varasm.c b/gcc/varasm.c index 6f9b565b..ea79893 100644 --- a/gcc/varasm.c +++ b/gcc/varasm.c @@ -3918,6 +3918,32 @@ output_constant_pool_2 (fixed_size_mode mode, rtx x, unsigned int align) assemble_integer (x, GET_MODE_SIZE (mode), align, 1); break; + case MODE_VECTOR_BOOL: + { + gcc_assert (GET_CODE (x) == CONST_VECTOR); + + /* Pick the smallest integer mode that contains at least one + whole element. Often this is byte_mode and contains more + than one element. */ + unsigned int nelts = GET_MODE_NUNITS (mode); + unsigned int elt_bits = GET_MODE_BITSIZE (mode) / nelts; + unsigned int int_bits = MAX (elt_bits, BITS_PER_UNIT); + scalar_int_mode int_mode = int_mode_for_size (int_bits, 0).require (); + + /* Build the constant up one integer at a time. */ + unsigned int elts_per_int = int_bits / elt_bits; + for (unsigned int i = 0; i < nelts; i += elts_per_int) + { + unsigned HOST_WIDE_INT value = 0; + unsigned int limit = MIN (nelts - i, elts_per_int); + for (unsigned int j = 0; j < limit; ++j) + if (INTVAL (CONST_VECTOR_ELT (x, i + j)) != 0) + value |= 1 << (j * elt_bits); + output_constant_pool_2 (int_mode, gen_int_mode (value, int_mode), + i != 0 ? MIN (align, int_bits) : align); + } + break; + } case MODE_VECTOR_FLOAT: case MODE_VECTOR_INT: case MODE_VECTOR_FRACT: |