diff options
Diffstat (limited to 'src/compiler/codegen/ralloc_util.cc')
| -rw-r--r-- | src/compiler/codegen/ralloc_util.cc | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/compiler/codegen/ralloc_util.cc b/src/compiler/codegen/ralloc_util.cc index 1a3a4137d8..accf676fd7 100644 --- a/src/compiler/codegen/ralloc_util.cc +++ b/src/compiler/codegen/ralloc_util.cc @@ -1091,12 +1091,18 @@ static void CountRefs(CompilationUnit *cu, BasicBlock* bb, RefCounts* core_count RegLocation loc = cu->reg_location[i]; RefCounts* counts = loc.fp ? fp_counts : core_counts; int p_map_idx = SRegToPMap(cu, loc.s_reg_low); + int sample_reg = loc.fp ? cu->reg_pool->FPRegs[0].reg : cu->reg_pool->core_regs[0].reg; + bool simple_immediate = loc.is_const && + !cu->cg->InexpensiveConstant(sample_reg, cu->constant_values[loc.orig_sreg]); if (loc.defined) { - counts[p_map_idx].count += cu->use_counts.elem_list[i]; + // Don't count easily regenerated immediates + if (!simple_immediate) { + counts[p_map_idx].count += cu->use_counts.elem_list[i]; + } } if (loc.wide) { if (loc.defined) { - if (loc.fp) { + if (loc.fp && !simple_immediate) { counts[p_map_idx].double_start = true; counts[p_map_idx+1].count += cu->use_counts.elem_list[i+1]; } |