diff options
Diffstat (limited to 'JavaScriptCore/assembler/MacroAssemblerARMv7.h')
| -rw-r--r-- | JavaScriptCore/assembler/MacroAssemblerARMv7.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/JavaScriptCore/assembler/MacroAssemblerARMv7.h b/JavaScriptCore/assembler/MacroAssemblerARMv7.h index 3d08f0e..380d5f8 100644 --- a/JavaScriptCore/assembler/MacroAssemblerARMv7.h +++ b/JavaScriptCore/assembler/MacroAssemblerARMv7.h @@ -257,6 +257,21 @@ public: { m_assembler.asr(dest, dest, imm.m_value & 0x1f); } + + void urshift32(RegisterID shift_amount, RegisterID dest) + { + // Clamp the shift to the range 0..31 + ARMThumbImmediate armImm = ARMThumbImmediate::makeEncodedImm(0x1f); + ASSERT(armImm.isValid()); + m_assembler.ARM_and(dataTempRegister, shift_amount, armImm); + + m_assembler.lsr(dest, dest, dataTempRegister); + } + + void urshift32(Imm32 imm, RegisterID dest) + { + m_assembler.lsr(dest, dest, imm.m_value & 0x1f); + } void sub32(RegisterID src, RegisterID dest) { @@ -441,6 +456,17 @@ public: { m_assembler.ldrh(dest, makeBaseIndexBase(address), address.index, address.scale); } + + void load16(ImplicitAddress address, RegisterID dest) + { + ARMThumbImmediate armImm = ARMThumbImmediate::makeUInt12(address.offset); + if (armImm.isValid()) + m_assembler.ldrh(dest, address.base, armImm); + else { + move(Imm32(address.offset), dataTempRegister); + m_assembler.ldrh(dest, address.base, dataTempRegister); + } + } DataLabel32 store32WithAddressOffsetPatch(RegisterID src, Address address) { @@ -494,6 +520,11 @@ public: // In short, FIXME:. bool supportsFloatingPointTruncate() const { return false; } + bool supportsFloatingPointSqrt() const + { + return false; + } + void loadDouble(ImplicitAddress address, FPRegisterID dest) { RegisterID base = address.base; @@ -557,6 +588,11 @@ public: mulDouble(fpTempRegister, dest); } + void sqrtDouble(FPRegisterID, FPRegisterID) + { + ASSERT_NOT_REACHED(); + } + void convertInt32ToDouble(RegisterID src, FPRegisterID dest) { m_assembler.vmov(fpTempRegister, src); |