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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* This file contains codegen for the Mips ISA */
#include "codegen_mips.h"
#include "dex/quick/mir_to_lir-inl.h"
#include "dex/reg_storage_eq.h"
#include "entrypoints/quick/quick_entrypoints.h"
#include "mips_lir.h"
#include "mirror/array.h"
namespace art {
/*
* Compare two 64-bit values
* x = y return 0
* x < y return -1
* x > y return 1
*
* slt t0, x.hi, y.hi; # (x.hi < y.hi) ? 1:0
* sgt t1, x.hi, y.hi; # (y.hi > x.hi) ? 1:0
* subu res, t0, t1 # res = -1:1:0 for [ < > = ]
* bnez res, finish
* sltu t0, x.lo, y.lo
* sgtu r1, x.lo, y.lo
* subu res, t0, t1
* finish:
*
*/
void MipsMir2Lir::GenCmpLong(RegLocation rl_dest, RegLocation rl_src1,
RegLocation rl_src2) {
rl_src1 = LoadValueWide(rl_src1, kCoreReg);
rl_src2 = LoadValueWide(rl_src2, kCoreReg);
RegStorage t0 = AllocTemp();
RegStorage t1 = AllocTemp();
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
NewLIR3(kMipsSlt, t0.GetReg(), rl_src1.reg.GetHighReg(), rl_src2.reg.GetHighReg());
NewLIR3(kMipsSlt, t1.GetReg(), rl_src2.reg.GetHighReg(), rl_src1.reg.GetHighReg());
NewLIR3(kMipsSubu, rl_result.reg.GetReg(), t1.GetReg(), t0.GetReg());
LIR* branch = OpCmpImmBranch(kCondNe, rl_result.reg, 0, NULL);
NewLIR3(kMipsSltu, t0.GetReg(), rl_src1.reg.GetLowReg(), rl_src2.reg.GetLowReg());
NewLIR3(kMipsSltu, t1.GetReg(), rl_src2.reg.GetLowReg(), rl_src1.reg.GetLowReg());
NewLIR3(kMipsSubu, rl_result.reg.GetReg(), t1.GetReg(), t0.GetReg());
FreeTemp(t0);
FreeTemp(t1);
LIR* target = NewLIR0(kPseudoTargetLabel);
branch->target = target;
StoreValue(rl_dest, rl_result);
}
LIR* MipsMir2Lir::OpCmpBranch(ConditionCode cond, RegStorage src1, RegStorage src2, LIR* target) {
LIR* branch;
MipsOpCode slt_op;
MipsOpCode br_op;
bool cmp_zero = false;
bool swapped = false;
switch (cond) {
case kCondEq:
br_op = kMipsBeq;
cmp_zero = true;
break;
case kCondNe:
br_op = kMipsBne;
cmp_zero = true;
break;
case kCondUlt:
slt_op = kMipsSltu;
br_op = kMipsBnez;
break;
case kCondUge:
slt_op = kMipsSltu;
br_op = kMipsBeqz;
break;
case kCondGe:
slt_op = kMipsSlt;
br_op = kMipsBeqz;
break;
case kCondGt:
slt_op = kMipsSlt;
br_op = kMipsBnez;
swapped = true;
break;
case kCondLe:
slt_op = kMipsSlt;
br_op = kMipsBeqz;
swapped = true;
break;
case kCondLt:
slt_op = kMipsSlt;
br_op = kMipsBnez;
break;
case kCondHi: // Gtu
slt_op = kMipsSltu;
br_op = kMipsBnez;
swapped = true;
break;
default:
LOG(FATAL) << "No support for ConditionCode: " << cond;
return NULL;
}
if (cmp_zero) {
branch = NewLIR2(br_op, src1.GetReg(), src2.GetReg());
} else {
RegStorage t_reg = AllocTemp();
if (swapped) {
NewLIR3(slt_op, t_reg.GetReg(), src2.GetReg(), src1.GetReg());
} else {
NewLIR3(slt_op, t_reg.GetReg(), src1.GetReg(), src2.GetReg());
}
branch = NewLIR1(br_op, t_reg.GetReg());
FreeTemp(t_reg);
}
branch->target = target;
return branch;
}
LIR* MipsMir2Lir::OpCmpImmBranch(ConditionCode cond, RegStorage reg, int check_value, LIR* target) {
LIR* branch;
if (check_value != 0) {
// TUNING: handle s16 & kCondLt/Mi case using slti
RegStorage t_reg = AllocTemp();
LoadConstant(t_reg, check_value);
branch = OpCmpBranch(cond, reg, t_reg, target);
FreeTemp(t_reg);
return branch;
}
MipsOpCode opc;
switch (cond) {
case kCondEq: opc = kMipsBeqz; break;
case kCondGe: opc = kMipsBgez; break;
case kCondGt: opc = kMipsBgtz; break;
case kCondLe: opc = kMipsBlez; break;
// case KCondMi:
case kCondLt: opc = kMipsBltz; break;
case kCondNe: opc = kMipsBnez; break;
default:
// Tuning: use slti when applicable
RegStorage t_reg = AllocTemp();
LoadConstant(t_reg, check_value);
branch = OpCmpBranch(cond, reg, t_reg, target);
FreeTemp(t_reg);
return branch;
}
branch = NewLIR1(opc, reg.GetReg());
branch->target = target;
return branch;
}
LIR* MipsMir2Lir::OpRegCopyNoInsert(RegStorage r_dest, RegStorage r_src) {
// If src or dest is a pair, we'll be using low reg.
if (r_dest.IsPair()) {
r_dest = r_dest.GetLow();
}
if (r_src.IsPair()) {
r_src = r_src.GetLow();
}
if (r_dest.IsFloat() || r_src.IsFloat())
return OpFpRegCopy(r_dest, r_src);
LIR* res = RawLIR(current_dalvik_offset_, kMipsMove,
r_dest.GetReg(), r_src.GetReg());
if (!(cu_->disable_opt & (1 << kSafeOptimizations)) && r_dest == r_src) {
res->flags.is_nop = true;
}
return res;
}
void MipsMir2Lir::OpRegCopy(RegStorage r_dest, RegStorage r_src) {
if (r_dest != r_src) {
LIR *res = OpRegCopyNoInsert(r_dest, r_src);
AppendLIR(res);
}
}
void MipsMir2Lir::OpRegCopyWide(RegStorage r_dest, RegStorage r_src) {
if (r_dest != r_src) {
bool dest_fp = r_dest.IsFloat();
bool src_fp = r_src.IsFloat();
if (dest_fp) {
if (src_fp) {
OpRegCopy(r_dest, r_src);
} else {
/* note the operands are swapped for the mtc1 instr */
NewLIR2(kMipsMtc1, r_src.GetLowReg(), r_dest.GetLowReg());
NewLIR2(kMipsMtc1, r_src.GetHighReg(), r_dest.GetHighReg());
}
} else {
if (src_fp) {
NewLIR2(kMipsMfc1, r_dest.GetLowReg(), r_src.GetLowReg());
NewLIR2(kMipsMfc1, r_dest.GetHighReg(), r_src.GetHighReg());
} else {
// Handle overlap
if (r_src.GetHighReg() == r_dest.GetLowReg()) {
OpRegCopy(r_dest.GetHigh(), r_src.GetHigh());
OpRegCopy(r_dest.GetLow(), r_src.GetLow());
} else {
OpRegCopy(r_dest.GetLow(), r_src.GetLow());
OpRegCopy(r_dest.GetHigh(), r_src.GetHigh());
}
}
}
}
}
void MipsMir2Lir::GenSelect(BasicBlock* bb, MIR* mir) {
UNIMPLEMENTED(FATAL) << "Need codegen for select";
}
void MipsMir2Lir::GenFusedLongCmpBranch(BasicBlock* bb, MIR* mir) {
UNIMPLEMENTED(FATAL) << "Need codegen for fused long cmp branch";
}
RegLocation MipsMir2Lir::GenDivRem(RegLocation rl_dest, RegStorage reg1, RegStorage reg2,
bool is_div) {
NewLIR2(kMipsDiv, reg1.GetReg(), reg2.GetReg());
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
if (is_div) {
NewLIR1(kMipsMflo, rl_result.reg.GetReg());
} else {
NewLIR1(kMipsMfhi, rl_result.reg.GetReg());
}
return rl_result;
}
RegLocation MipsMir2Lir::GenDivRemLit(RegLocation rl_dest, RegStorage reg1, int lit,
bool is_div) {
RegStorage t_reg = AllocTemp();
NewLIR3(kMipsAddiu, t_reg.GetReg(), rZERO, lit);
NewLIR2(kMipsDiv, reg1.GetReg(), t_reg.GetReg());
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
if (is_div) {
NewLIR1(kMipsMflo, rl_result.reg.GetReg());
} else {
NewLIR1(kMipsMfhi, rl_result.reg.GetReg());
}
FreeTemp(t_reg);
return rl_result;
}
RegLocation MipsMir2Lir::GenDivRem(RegLocation rl_dest, RegLocation rl_src1,
RegLocation rl_src2, bool is_div, bool check_zero) {
LOG(FATAL) << "Unexpected use of GenDivRem for Mips";
return rl_dest;
}
RegLocation MipsMir2Lir::GenDivRemLit(RegLocation rl_dest, RegLocation rl_src1, int lit, bool is_div) {
LOG(FATAL) << "Unexpected use of GenDivRemLit for Mips";
return rl_dest;
}
void MipsMir2Lir::OpLea(RegStorage r_base, RegStorage reg1, RegStorage reg2, int scale,
int offset) {
LOG(FATAL) << "Unexpected use of OpLea for Arm";
}
void MipsMir2Lir::OpTlsCmp(ThreadOffset<4> offset, int val) {
LOG(FATAL) << "Unexpected use of OpTlsCmp for Arm";
}
void MipsMir2Lir::OpTlsCmp(ThreadOffset<8> offset, int val) {
UNIMPLEMENTED(FATAL) << "Should not be called.";
}
bool MipsMir2Lir::GenInlinedCas(CallInfo* info, bool is_long, bool is_object) {
DCHECK_NE(cu_->instruction_set, kThumb2);
return false;
}
bool MipsMir2Lir::GenInlinedAbsFloat(CallInfo* info) {
// TODO - add Mips implementation
return false;
}
bool MipsMir2Lir::GenInlinedAbsDouble(CallInfo* info) {
// TODO - add Mips implementation
return false;
}
bool MipsMir2Lir::GenInlinedSqrt(CallInfo* info) {
DCHECK_NE(cu_->instruction_set, kThumb2);
return false;
}
bool MipsMir2Lir::GenInlinedPeek(CallInfo* info, OpSize size) {
if (size != kSignedByte) {
// MIPS supports only aligned access. Defer unaligned access to JNI implementation.
return false;
}
RegLocation rl_src_address = info->args[0]; // long address
rl_src_address = NarrowRegLoc(rl_src_address); // ignore high half in info->args[1]
RegLocation rl_dest = InlineTarget(info);
RegLocation rl_address = LoadValue(rl_src_address, kCoreReg);
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
DCHECK(size == kSignedByte);
LoadBaseDisp(rl_address.reg, 0, rl_result.reg, size, kNotVolatile);
StoreValue(rl_dest, rl_result);
return true;
}
bool MipsMir2Lir::GenInlinedPoke(CallInfo* info, OpSize size) {
if (size != kSignedByte) {
// MIPS supports only aligned access. Defer unaligned access to JNI implementation.
return false;
}
RegLocation rl_src_address = info->args[0]; // long address
rl_src_address = NarrowRegLoc(rl_src_address); // ignore high half in info->args[1]
RegLocation rl_src_value = info->args[2]; // [size] value
RegLocation rl_address = LoadValue(rl_src_address, kCoreReg);
DCHECK(size == kSignedByte);
RegLocation rl_value = LoadValue(rl_src_value, kCoreReg);
StoreBaseDisp(rl_address.reg, 0, rl_value.reg, size, kNotVolatile);
return true;
}
LIR* MipsMir2Lir::OpPcRelLoad(RegStorage reg, LIR* target) {
LOG(FATAL) << "Unexpected use of OpPcRelLoad for Mips";
return NULL;
}
LIR* MipsMir2Lir::OpVldm(RegStorage r_base, int count) {
LOG(FATAL) << "Unexpected use of OpVldm for Mips";
return NULL;
}
LIR* MipsMir2Lir::OpVstm(RegStorage r_base, int count) {
LOG(FATAL) << "Unexpected use of OpVstm for Mips";
return NULL;
}
void MipsMir2Lir::GenMultiplyByTwoBitMultiplier(RegLocation rl_src,
RegLocation rl_result, int lit,
int first_bit, int second_bit) {
RegStorage t_reg = AllocTemp();
OpRegRegImm(kOpLsl, t_reg, rl_src.reg, second_bit - first_bit);
OpRegRegReg(kOpAdd, rl_result.reg, rl_src.reg, t_reg);
FreeTemp(t_reg);
if (first_bit != 0) {
OpRegRegImm(kOpLsl, rl_result.reg, rl_result.reg, first_bit);
}
}
void MipsMir2Lir::GenDivZeroCheckWide(RegStorage reg) {
DCHECK(reg.IsPair()); // TODO: support k64BitSolo.
RegStorage t_reg = AllocTemp();
OpRegRegReg(kOpOr, t_reg, reg.GetLow(), reg.GetHigh());
GenDivZeroCheck(t_reg);
FreeTemp(t_reg);
}
// Test suspend flag, return target of taken suspend branch
LIR* MipsMir2Lir::OpTestSuspend(LIR* target) {
OpRegImm(kOpSub, rs_rMIPS_SUSPEND, 1);
return OpCmpImmBranch((target == NULL) ? kCondEq : kCondNe, rs_rMIPS_SUSPEND, 0, target);
}
// Decrement register and branch on condition
LIR* MipsMir2Lir::OpDecAndBranch(ConditionCode c_code, RegStorage reg, LIR* target) {
OpRegImm(kOpSub, reg, 1);
return OpCmpImmBranch(c_code, reg, 0, target);
}
bool MipsMir2Lir::SmallLiteralDivRem(Instruction::Code dalvik_opcode, bool is_div,
RegLocation rl_src, RegLocation rl_dest, int lit) {
LOG(FATAL) << "Unexpected use of smallLiteralDive in Mips";
return false;
}
bool MipsMir2Lir::EasyMultiply(RegLocation rl_src, RegLocation rl_dest, int lit) {
LOG(FATAL) << "Unexpected use of easyMultiply in Mips";
return false;
}
LIR* MipsMir2Lir::OpIT(ConditionCode cond, const char* guide) {
LOG(FATAL) << "Unexpected use of OpIT in Mips";
return NULL;
}
void MipsMir2Lir::OpEndIT(LIR* it) {
LOG(FATAL) << "Unexpected use of OpEndIT in Mips";
}
void MipsMir2Lir::GenMulLong(Instruction::Code opcode, RegLocation rl_dest,
RegLocation rl_src1, RegLocation rl_src2) {
LOG(FATAL) << "Unexpected use of GenMulLong for Mips";
}
void MipsMir2Lir::GenAddLong(Instruction::Code opcode, RegLocation rl_dest,
RegLocation rl_src1, RegLocation rl_src2) {
rl_src1 = LoadValueWide(rl_src1, kCoreReg);
rl_src2 = LoadValueWide(rl_src2, kCoreReg);
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
/*
* [v1 v0] = [a1 a0] + [a3 a2];
* addu v0,a2,a0
* addu t1,a3,a1
* sltu v1,v0,a2
* addu v1,v1,t1
*/
OpRegRegReg(kOpAdd, rl_result.reg.GetLow(), rl_src2.reg.GetLow(), rl_src1.reg.GetLow());
RegStorage t_reg = AllocTemp();
OpRegRegReg(kOpAdd, t_reg, rl_src2.reg.GetHigh(), rl_src1.reg.GetHigh());
NewLIR3(kMipsSltu, rl_result.reg.GetHighReg(), rl_result.reg.GetLowReg(), rl_src2.reg.GetLowReg());
OpRegRegReg(kOpAdd, rl_result.reg.GetHigh(), rl_result.reg.GetHigh(), t_reg);
FreeTemp(t_reg);
StoreValueWide(rl_dest, rl_result);
}
void MipsMir2Lir::GenSubLong(Instruction::Code opcode, RegLocation rl_dest,
RegLocation rl_src1, RegLocation rl_src2) {
rl_src1 = LoadValueWide(rl_src1, kCoreReg);
rl_src2 = LoadValueWide(rl_src2, kCoreReg);
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
/*
* [v1 v0] = [a1 a0] - [a3 a2];
* sltu t1,a0,a2
* subu v0,a0,a2
* subu v1,a1,a3
* subu v1,v1,t1
*/
RegStorage t_reg = AllocTemp();
NewLIR3(kMipsSltu, t_reg.GetReg(), rl_src1.reg.GetLowReg(), rl_src2.reg.GetLowReg());
OpRegRegReg(kOpSub, rl_result.reg.GetLow(), rl_src1.reg.GetLow(), rl_src2.reg.GetLow());
OpRegRegReg(kOpSub, rl_result.reg.GetHigh(), rl_src1.reg.GetHigh(), rl_src2.reg.GetHigh());
OpRegRegReg(kOpSub, rl_result.reg.GetHigh(), rl_result.reg.GetHigh(), t_reg);
FreeTemp(t_reg);
StoreValueWide(rl_dest, rl_result);
}
void MipsMir2Lir::GenNotLong(RegLocation rl_dest, RegLocation rl_src) {
LOG(FATAL) << "Unexpected use GenNotLong()";
}
void MipsMir2Lir::GenDivRemLong(Instruction::Code, RegLocation rl_dest, RegLocation rl_src1,
RegLocation rl_src2, bool is_div) {
LOG(FATAL) << "Unexpected use GenDivRemLong()";
}
void MipsMir2Lir::GenNegLong(RegLocation rl_dest, RegLocation rl_src) {
rl_src = LoadValueWide(rl_src, kCoreReg);
RegLocation rl_result = EvalLoc(rl_dest, kCoreReg, true);
/*
* [v1 v0] = -[a1 a0]
* negu v0,a0
* negu v1,a1
* sltu t1,r_zero
* subu v1,v1,t1
*/
OpRegReg(kOpNeg, rl_result.reg.GetLow(), rl_src.reg.GetLow());
OpRegReg(kOpNeg, rl_result.reg.GetHigh(), rl_src.reg.GetHigh());
RegStorage t_reg = AllocTemp();
NewLIR3(kMipsSltu, t_reg.GetReg(), rZERO, rl_result.reg.GetLowReg());
OpRegRegReg(kOpSub, rl_result.reg.GetHigh(), rl_result.reg.GetHigh(), t_reg);
FreeTemp(t_reg);
StoreValueWide(rl_dest, rl_result);
}
void MipsMir2Lir::GenAndLong(Instruction::Code opcode, RegLocation rl_dest,
RegLocation rl_src1,
RegLocation rl_src2) {
LOG(FATAL) << "Unexpected use of GenAndLong for Mips";
}
void MipsMir2Lir::GenOrLong(Instruction::Code opcode, RegLocation rl_dest,
RegLocation rl_src1, RegLocation rl_src2) {
LOG(FATAL) << "Unexpected use of GenOrLong for Mips";
}
void MipsMir2Lir::GenXorLong(Instruction::Code opcode, RegLocation rl_dest,
RegLocation rl_src1, RegLocation rl_src2) {
LOG(FATAL) << "Unexpected use of GenXorLong for Mips";
}
/*
* Generate array load
*/
void MipsMir2Lir::GenArrayGet(int opt_flags, OpSize size, RegLocation rl_array,
RegLocation rl_index, RegLocation rl_dest, int scale) {
RegisterClass reg_class = RegClassBySize(size);
int len_offset = mirror::Array::LengthOffset().Int32Value();
int data_offset;
RegLocation rl_result;
rl_array = LoadValue(rl_array, kRefReg);
rl_index = LoadValue(rl_index, kCoreReg);
// FIXME: need to add support for rl_index.is_const.
if (size == k64 || size == kDouble) {
data_offset = mirror::Array::DataOffset(sizeof(int64_t)).Int32Value();
} else {
data_offset = mirror::Array::DataOffset(sizeof(int32_t)).Int32Value();
}
/* null object? */
GenNullCheck(rl_array.reg, opt_flags);
RegStorage reg_ptr = AllocTemp();
bool needs_range_check = (!(opt_flags & MIR_IGNORE_RANGE_CHECK));
RegStorage reg_len;
if (needs_range_check) {
reg_len = AllocTemp();
/* Get len */
Load32Disp(rl_array.reg, len_offset, reg_len);
}
/* reg_ptr -> array data */
OpRegRegImm(kOpAdd, reg_ptr, rl_array.reg, data_offset);
FreeTemp(rl_array.reg);
if ((size == k64) || (size == kDouble)) {
if (scale) {
RegStorage r_new_index = AllocTemp();
OpRegRegImm(kOpLsl, r_new_index, rl_index.reg, scale);
OpRegReg(kOpAdd, reg_ptr, r_new_index);
FreeTemp(r_new_index);
} else {
OpRegReg(kOpAdd, reg_ptr, rl_index.reg);
}
FreeTemp(rl_index.reg);
rl_result = EvalLoc(rl_dest, reg_class, true);
if (needs_range_check) {
GenArrayBoundsCheck(rl_index.reg, reg_len);
FreeTemp(reg_len);
}
LoadBaseDisp(reg_ptr, 0, rl_result.reg, size, kNotVolatile);
FreeTemp(reg_ptr);
StoreValueWide(rl_dest, rl_result);
} else {
rl_result = EvalLoc(rl_dest, reg_class, true);
if (needs_range_check) {
GenArrayBoundsCheck(rl_index.reg, reg_len);
FreeTemp(reg_len);
}
LoadBaseIndexed(reg_ptr, rl_index.reg, rl_result.reg, scale, size);
FreeTemp(reg_ptr);
StoreValue(rl_dest, rl_result);
}
}
/*
* Generate array store
*
*/
void MipsMir2Lir::GenArrayPut(int opt_flags, OpSize size, RegLocation rl_array,
RegLocation rl_index, RegLocation rl_src, int scale, bool card_mark) {
RegisterClass reg_class = RegClassBySize(size);
int len_offset = mirror::Array::LengthOffset().Int32Value();
int data_offset;
if (size == k64 || size == kDouble) {
data_offset = mirror::Array::DataOffset(sizeof(int64_t)).Int32Value();
} else {
data_offset = mirror::Array::DataOffset(sizeof(int32_t)).Int32Value();
}
rl_array = LoadValue(rl_array, kRefReg);
rl_index = LoadValue(rl_index, kCoreReg);
// FIXME: need to add support for rl_index.is_const.
RegStorage reg_ptr;
bool allocated_reg_ptr_temp = false;
if (IsTemp(rl_array.reg) && !card_mark) {
Clobber(rl_array.reg);
reg_ptr = rl_array.reg;
} else {
reg_ptr = AllocTemp();
OpRegCopy(reg_ptr, rl_array.reg);
allocated_reg_ptr_temp = true;
}
/* null object? */
GenNullCheck(rl_array.reg, opt_flags);
bool needs_range_check = (!(opt_flags & MIR_IGNORE_RANGE_CHECK));
RegStorage reg_len;
if (needs_range_check) {
reg_len = AllocTemp();
// NOTE: max live temps(4) here.
/* Get len */
Load32Disp(rl_array.reg, len_offset, reg_len);
}
/* reg_ptr -> array data */
OpRegImm(kOpAdd, reg_ptr, data_offset);
/* at this point, reg_ptr points to array, 2 live temps */
if ((size == k64) || (size == kDouble)) {
// TUNING: specific wide routine that can handle fp regs
if (scale) {
RegStorage r_new_index = AllocTemp();
OpRegRegImm(kOpLsl, r_new_index, rl_index.reg, scale);
OpRegReg(kOpAdd, reg_ptr, r_new_index);
FreeTemp(r_new_index);
} else {
OpRegReg(kOpAdd, reg_ptr, rl_index.reg);
}
rl_src = LoadValueWide(rl_src, reg_class);
if (needs_range_check) {
GenArrayBoundsCheck(rl_index.reg, reg_len);
FreeTemp(reg_len);
}
StoreBaseDisp(reg_ptr, 0, rl_src.reg, size, kNotVolatile);
} else {
rl_src = LoadValue(rl_src, reg_class);
if (needs_range_check) {
GenArrayBoundsCheck(rl_index.reg, reg_len);
FreeTemp(reg_len);
}
StoreBaseIndexed(reg_ptr, rl_index.reg, rl_src.reg, scale, size);
}
if (allocated_reg_ptr_temp) {
FreeTemp(reg_ptr);
}
if (card_mark) {
MarkGCCard(rl_src.reg, rl_array.reg);
}
}
void MipsMir2Lir::GenShiftImmOpLong(Instruction::Code opcode, RegLocation rl_dest,
RegLocation rl_src1, RegLocation rl_shift) {
// Default implementation is just to ignore the constant case.
GenShiftOpLong(opcode, rl_dest, rl_src1, rl_shift);
}
void MipsMir2Lir::GenArithImmOpLong(Instruction::Code opcode,
RegLocation rl_dest, RegLocation rl_src1, RegLocation rl_src2) {
// Default - bail to non-const handler.
GenArithOpLong(opcode, rl_dest, rl_src1, rl_src2);
}
} // namespace art