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| author | Richard Sandiford <richard.sandiford@arm.com> | 2015-08-20 19:04:34 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2015-08-20 19:04:34 +0000 |
| commit | 92695fbb294bf7fe051041e3143f51c37cc22f82 (patch) | |
| tree | 88a816e3cb8340cc79bfdf29195dc3a1e20fd9e6 /gcc/config/s390/s390.c | |
| parent | c629c24604222d7b3a8e6c8a5010f4f3d2a1b1a6 (diff) | |
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rtl.h (rtvec_all_equal_p): Declare.
gcc/
* rtl.h (rtvec_all_equal_p): Declare.
(const_vec_duplicate_p, unwrap_const_vec_duplicate): New functions.
* rtl.c (rtvec_all_equal_p): New function.
* expmed.c (expand_mult): Use unwrap_const_vec_duplicate.
* config/aarch64/aarch64.c (aarch64_vect_float_const_representable_p)
(aarch64_simd_dup_constant): Use const_vec_duplicate_p.
* config/arm/arm.c (neon_vdup_constant): Likewise.
* config/s390/s390.c (s390_contiguous_bitmask_vector_p): Likewise.
* config/tilegx/constraints.md (W, Y): Likewise.
* config/tilepro/constraints.md (W, Y): Likewise.
* config/spu/spu.c (spu_legitimate_constant_p): Likewise.
(classify_immediate): Use unwrap_const_vec_duplicate.
* config/tilepro/predicates.md (reg_or_v4s8bit_operand): Likewise.
(reg_or_v2s8bit_operand): Likewise.
* config/tilegx/predicates.md (reg_or_v8s8bit_operand): Likewise.
(reg_or_v4s8bit_operand): Likewise.
From-SVN: r227041
Diffstat (limited to 'gcc/config/s390/s390.c')
| -rw-r--r-- | gcc/config/s390/s390.c | 17 |
1 files changed, 4 insertions, 13 deletions
diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c index 5814694..54b6b7d 100644 --- a/gcc/config/s390/s390.c +++ b/gcc/config/s390/s390.c @@ -2258,23 +2258,14 @@ s390_contiguous_bitmask_vector_p (rtx op, int *start, int *end) { unsigned HOST_WIDE_INT mask; int length, size; + rtx elt; - if (!VECTOR_MODE_P (GET_MODE (op)) - || GET_CODE (op) != CONST_VECTOR - || !CONST_INT_P (XVECEXP (op, 0, 0))) + if (!const_vec_duplicate_p (op, &elt) + || !CONST_INT_P (elt)) return false; - if (GET_MODE_NUNITS (GET_MODE (op)) > 1) - { - int i; - - for (i = 1; i < GET_MODE_NUNITS (GET_MODE (op)); ++i) - if (!rtx_equal_p (XVECEXP (op, 0, i), XVECEXP (op, 0, 0))) - return false; - } - size = GET_MODE_UNIT_BITSIZE (GET_MODE (op)); - mask = UINTVAL (XVECEXP (op, 0, 0)); + mask = UINTVAL (elt); if (s390_contiguous_bitmask_p (mask, size, start, end != NULL ? &length : NULL)) { |