diff options
Diffstat (limited to 'compiler/dex/quick/mips/call_mips.cc')
| -rw-r--r-- | compiler/dex/quick/mips/call_mips.cc | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/compiler/dex/quick/mips/call_mips.cc b/compiler/dex/quick/mips/call_mips.cc index 0719b52309..d9471f6fd1 100644 --- a/compiler/dex/quick/mips/call_mips.cc +++ b/compiler/dex/quick/mips/call_mips.cc @@ -315,6 +315,26 @@ void MipsMir2Lir::GenSpecialExitSequence() { OpReg(kOpBx, rs_rRA); } +void MipsMir2Lir::GenSpecialEntryForSuspend() { + // Keep 16-byte stack alignment - push A0, i.e. ArtMethod*, 2 filler words and RA. + core_spill_mask_ = (1u << rs_rRA.GetRegNum()); + num_core_spills_ = 1u; + fp_spill_mask_ = 0u; + num_fp_spills_ = 0u; + frame_size_ = 16u; + core_vmap_table_.clear(); + fp_vmap_table_.clear(); + OpRegImm(kOpSub, rs_rMIPS_SP, frame_size_); + Store32Disp(rs_rMIPS_SP, frame_size_ - 4, rs_rRA); + Store32Disp(rs_rMIPS_SP, 0, rs_rA0); +} + +void MipsMir2Lir::GenSpecialExitForSuspend() { + // Pop the frame. Don't pop ArtMethod*, it's no longer needed. + Load32Disp(rs_rMIPS_SP, frame_size_ - 4, rs_rRA); + OpRegImm(kOpAdd, rs_rMIPS_SP, frame_size_); +} + /* * Bit of a hack here - in the absence of a real scheduling pass, * emit the next instruction in static & direct invoke sequences. |