diff options
Diffstat (limited to 'gcc/tree-ssa-loop-ivopts.c')
| -rw-r--r-- | gcc/tree-ssa-loop-ivopts.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c index 58771cd..f457f7a 100644 --- a/gcc/tree-ssa-loop-ivopts.c +++ b/gcc/tree-ssa-loop-ivopts.c @@ -2485,7 +2485,8 @@ get_address_cost (bool symbol_present, bool var_present, s_offset = offset; cost = 0; - offset_p = (min_offset <= s_offset && s_offset <= max_offset); + offset_p = (s_offset != 0 + && min_offset <= s_offset && s_offset <= max_offset); ratio_p = (ratio != 1 && -MAX_RATIO <= ratio && ratio <= MAX_RATIO && TEST_BIT (valid_mult, ratio + MAX_RATIO)); @@ -2509,6 +2510,9 @@ get_address_cost (bool symbol_present, bool var_present, if (ratio_p) addr = gen_rtx_fmt_ee (MULT, Pmode, addr, GEN_INT (rat)); + if (var_present) + addr = gen_rtx_fmt_ee (PLUS, Pmode, reg1, addr); + if (symbol_present) { base = gen_rtx_SYMBOL_REF (Pmode, ggc_strdup ("")); @@ -2517,15 +2521,6 @@ get_address_cost (bool symbol_present, bool var_present, gen_rtx_fmt_ee (PLUS, Pmode, base, GEN_INT (off))); - if (var_present) - base = gen_rtx_fmt_ee (PLUS, Pmode, reg1, base); - } - - else if (var_present) - { - base = reg1; - if (offset_p) - base = gen_rtx_fmt_ee (PLUS, Pmode, base, GEN_INT (off)); } else if (offset_p) base = GEN_INT (off); |