diff options
Diffstat (limited to 'compiler/jni/quick/arm64/calling_convention_arm64.cc')
| -rw-r--r-- | compiler/jni/quick/arm64/calling_convention_arm64.cc | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/compiler/jni/quick/arm64/calling_convention_arm64.cc b/compiler/jni/quick/arm64/calling_convention_arm64.cc index b9c81787f0..05eb80a51a 100644 --- a/compiler/jni/quick/arm64/calling_convention_arm64.cc +++ b/compiler/jni/quick/arm64/calling_convention_arm64.cc @@ -38,6 +38,10 @@ static const SRegister kSArgumentRegisters[] = { S0, S1, S2, S3, S4, S5, S6, S7 }; +static const DRegister kDCalleeSaveRegisters[] = { + D8, D9, D10, D11, D12, D13, D14, D15 +}; + // Calling convention ManagedRegister Arm64ManagedRuntimeCallingConvention::InterproceduralScratchRegister() { return Arm64ManagedRegister::FromXRegister(X20); // saved on entry restored on exit @@ -166,6 +170,10 @@ Arm64JniCallingConvention::Arm64JniCallingConvention(bool is_static, bool is_syn callee_save_regs_.push_back(Arm64ManagedRegister::FromXRegister(X28)); callee_save_regs_.push_back(Arm64ManagedRegister::FromXRegister(X29)); callee_save_regs_.push_back(Arm64ManagedRegister::FromXRegister(X30)); + + for (size_t i = 0; i < arraysize(kDCalleeSaveRegisters); ++i) { + callee_save_regs_.push_back(Arm64ManagedRegister::FromDRegister(kDCalleeSaveRegisters[i])); + } } uint32_t Arm64JniCallingConvention::CoreSpillMask() const { @@ -184,10 +192,11 @@ uint32_t Arm64JniCallingConvention::CoreSpillMask() const { } uint32_t Arm64JniCallingConvention::FpSpillMask() const { - // Compute spill mask to agree with callee saves initialized in the constructor - // Note: All callee-save fp registers will be preserved by aapcs64. And they are not used - // in the jni method. - return 0; + uint32_t result = 0; + for (size_t i = 0; i < arraysize(kDCalleeSaveRegisters); ++i) { + result |= (1 << kDCalleeSaveRegisters[i]); + } + return result; } ManagedRegister Arm64JniCallingConvention::ReturnScratchRegister() const { |