diff options
Diffstat (limited to 'compiler/utils/arm/assembler_thumb2.h')
| -rw-r--r-- | compiler/utils/arm/assembler_thumb2.h | 28 |
1 files changed, 6 insertions, 22 deletions
diff --git a/compiler/utils/arm/assembler_thumb2.h b/compiler/utils/arm/assembler_thumb2.h index e8def73609..90d489fb02 100644 --- a/compiler/utils/arm/assembler_thumb2.h +++ b/compiler/utils/arm/assembler_thumb2.h @@ -239,7 +239,6 @@ class Thumb2Assembler FINAL : public ArmAssembler { // Branch instructions. void b(Label* label, Condition cond = AL); - void b(NearLabel* label, Condition cond = AL); void bl(Label* label, Condition cond = AL); void blx(Label* label); void blx(Register rm, Condition cond = AL) OVERRIDE; @@ -274,7 +273,6 @@ class Thumb2Assembler FINAL : public ArmAssembler { void Mov(Register rd, Register rm, Condition cond = AL) OVERRIDE; void CompareAndBranchIfZero(Register r, Label* label) OVERRIDE; - void CompareAndBranchIfZero(Register r, NearLabel* label) OVERRIDE; void CompareAndBranchIfNonZero(Register r, Label* label) OVERRIDE; // Memory barriers. @@ -433,7 +431,7 @@ class Thumb2Assembler FINAL : public ArmAssembler { void EmitVPushPop(uint32_t reg, int nregs, bool push, bool dbl, Condition cond); - void EmitBranch(Condition cond, Label* label, bool link, bool x, bool is_near = false); + void EmitBranch(Condition cond, Label* label, bool link, bool x); static int32_t EncodeBranchOffset(int32_t offset, int32_t inst); static int DecodeBranchOffset(int32_t inst); int32_t EncodeTstOffset(int offset, int32_t inst); @@ -561,7 +559,6 @@ class Thumb2Assembler FINAL : public ArmAssembler { // Resolve a branch when the target is known. If this causes the // size of the branch to change return true. Otherwise return false. bool Resolve(uint32_t target) { - uint32_t old_target = target_; target_ = target; if (assembler_->CanRelocateBranches()) { Size new_size = CalculateSize(); @@ -572,11 +569,9 @@ class Thumb2Assembler FINAL : public ArmAssembler { return false; } else { if (kIsDebugBuild) { - if (old_target == kUnresolved) { - DCHECK(!(CalculateSize() == k32Bit && size_ == k16Bit)); - } else { - DCHECK(CalculateSize() == size_); - } + Size new_size = CalculateSize(); + // Check that the size has not increased. + DCHECK(!(new_size == k32Bit && size_ == k16Bit)); } return false; } @@ -656,10 +651,6 @@ class Thumb2Assembler FINAL : public ArmAssembler { if (assembler_->IsForced32Bit() && (type_ == kUnconditional || type_ == kConditional)) { return k32Bit; } - if (IsCompareAndBranch()) { - // Compare and branch instructions can only be encoded on 16 bits. - return k16Bit; - } return assembler_->CanRelocateBranches() ? k16Bit : k32Bit; } // When the target is resolved, we know the best encoding for it. @@ -723,15 +714,8 @@ class Thumb2Assembler FINAL : public ArmAssembler { } // Add an unresolved branch and return its id. - uint16_t AddBranch(Branch::Type type, - uint32_t location, - Condition cond = AL, - bool is_near = false) { - Branch* branch = new Branch(this, type, location, cond); - if (is_near) { - branch->ResetSize(Branch::k16Bit); - } - branches_.push_back(branch); + uint16_t AddBranch(Branch::Type type, uint32_t location, Condition cond = AL) { + branches_.push_back(new Branch(this, type, location, cond)); return branches_.size() - 1; } |