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| author | Gabe Black <gblack@eecs.umich.edu> | 2009-06-21 22:51:13 -0700 |
|---|---|---|
| committer | Gabe Black <gblack@eecs.umich.edu> | 2009-06-21 22:51:13 -0700 |
| commit | d744525273ee4e30c68174afbe3f4c3630956ca8 (patch) | |
| tree | f69789950621d89e5bf56aef8d18640a7fcbdc0a /src/arch/arm/insts/static_inst.hh | |
| parent | 5c2a362cb79d9aaf5fc69cf05a56d67d98f8b737 (diff) | |
| download | gem5-d744525273ee4e30c68174afbe3f4c3630956ca8.tar.xz | |
ARM: Simplify some utility functions.
Diffstat (limited to 'src/arch/arm/insts/static_inst.hh')
| -rw-r--r-- | src/arch/arm/insts/static_inst.hh | 42 |
1 files changed, 12 insertions, 30 deletions
diff --git a/src/arch/arm/insts/static_inst.hh b/src/arch/arm/insts/static_inst.hh index 9ee166ecb..6321f0de9 100644 --- a/src/arch/arm/insts/static_inst.hh +++ b/src/arch/arm/insts/static_inst.hh @@ -37,39 +37,21 @@ namespace ArmISA class ArmStaticInst : public StaticInst { protected: - // Shift Rm by an immediate value - int32_t - shift_rm_imm(uint32_t base, uint32_t shamt, - uint32_t type, uint32_t cfval) const; + int32_t shift_rm_imm(uint32_t base, uint32_t shamt, + uint32_t type, uint32_t cfval) const; + int32_t shift_rm_rs(uint32_t base, uint32_t shamt, + uint32_t type, uint32_t cfval) const; - // Shift Rm by Rs - int32_t - shift_rm_rs(uint32_t base, uint32_t shamt, - uint32_t type, uint32_t cfval) const; + bool shift_carry_imm(uint32_t base, uint32_t shamt, + uint32_t type, uint32_t cfval) const; + bool shift_carry_rs(uint32_t base, uint32_t shamt, + uint32_t type, uint32_t cfval) const; - // Generate C for a shift by immediate - int32_t - shift_carry_imm(uint32_t base, uint32_t shamt, - uint32_t type, uint32_t cfval) const; + bool arm_add_carry(int32_t result, int32_t lhs, int32_t rhs) const; + bool arm_sub_carry(int32_t result, int32_t lhs, int32_t rhs) const; - // Generate C for a shift by Rs - int32_t - shift_carry_rs(uint32_t base, uint32_t shamt, - uint32_t type, uint32_t cfval) const; - - // Generate the appropriate carry bit for an addition operation - int32_t - arm_add_carry(int32_t result, int32_t lhs, int32_t rhs) const; - - // Generate the appropriate carry bit for a subtraction operation - int32_t - arm_sub_carry(int32_t result, int32_t lhs, int32_t rhs) const; - - int32_t - arm_add_overflow(int32_t result, int32_t lhs, int32_t rhs) const; - - int32_t - arm_sub_overflow(int32_t result, int32_t lhs, int32_t rhs) const; + bool arm_add_overflow(int32_t result, int32_t lhs, int32_t rhs) const; + bool arm_sub_overflow(int32_t result, int32_t lhs, int32_t rhs) const; // Constructor ArmStaticInst(const char *mnem, MachInst _machInst, OpClass __opClass) |