diff options
| -rw-r--r-- | CHANGES | 2 | ||||
| -rw-r--r-- | src/cuda-sim/instructions.cc | 6 |
2 files changed, 5 insertions, 3 deletions
@@ -1,6 +1,8 @@ LOG: Version 3.2.3 versus 3.2.2 - Fixed bug #78, added signed types to implementation of slct instruction. +- Fixed bug #64, properly handing unsigned add. +- Fixed bug #80, sad instruction operands were not corret. Version 3.2.2 versus 3.2.1 - Added NVIDIA Quadro FX5600 GPGPU-Sim and GPUWattch configuration files. diff --git a/src/cuda-sim/instructions.cc b/src/cuda-sim/instructions.cc index 1998765..ce39ca4 100644 --- a/src/cuda-sim/instructions.cc +++ b/src/cuda-sim/instructions.cc @@ -802,7 +802,7 @@ void add_impl( const ptx_instruction *pI, ptx_thread_info *thread ) carry = (data.u64 & 0x100000000)>>32; break; case U64_TYPE: - data.s64 = src1_data.s64 + src2_data.s64; + data.u64 = src1_data.u64 + src2_data.u64; break; case F16_TYPE: assert(0); break; case F32_TYPE: data.f32 = src1_data.f32 + src2_data.f32; break; @@ -3031,8 +3031,8 @@ void sad_impl( const ptx_instruction *pI, ptx_thread_info *thread ) ptx_reg_t a, b, c, d; const operand_info &dst = pI->dst(); const operand_info &src1 = pI->src1(); - const operand_info &src2 = pI->src1(); - const operand_info &src3 = pI->src1(); + const operand_info &src2 = pI->src2(); + const operand_info &src3 = pI->src3(); unsigned i_type = pI->get_type(); a = thread->get_operand_value(src1, dst, i_type, thread, 1); |