Inventor

SEAL DAVID JAMES

GB37 patents

⚠️ This page may combine multiple inventors who share the name “SEAL DAVID JAMES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEAL DAVID JAMES

ADVANCED RISC MACH LTD

Coprocessor data access control

Apparatus and method for processing data having a mixed vector/scalar register file

Recirculating register file

Method and apparatus for constant generation in SIMD processing

Predication instruction within a data processing system

Data processing apparatus having memory protection unit

Data processing using multiple instruction sets

System and method for performing modular multiplication

Data processing apparatus and method for applying floating-point operations to first, second and third operands

Data processing apparatus and method for performing data processing operations on floating point data elements

Handling interrupts during multiple access program instructions

Configuration control within data processing systems

Double/saturate/add/saturate and double/saturate/subtract/saturate operations in a data processing system

Round increment in an adder circuit

Protected function calling

Interrupt masking control

Bit field extraction with sign or zero extend

Single instruction multiple data processing

Apparatus and method including an instruction for performing a logical operation on a repeating data value generated based on data size and control parameter portions specified by the instruction

Selecting subroutine return mechanisms

Data processing apparatus and method for moving data between registers and memory in response to an access instruction having an alignment specifier identifying an alignment to be associated with a start address

Address offset generation within a data processing system

Memory access request result prediction prior to confirm signal generation

Instruction encoding within a data processing apparatus having multiple instruction sets

Data access program instruction encoding

Data access program instruction encoding

Aliasing data processing registers

Address generation in a data processing apparatus

Stack memory selection upon exception in a data processing system

Apparatus and method for generating constant values

SEAL DAVID JAMES

Conditional compare instruction

Apparatus and method for processing a bitfield manipulation instruction having a control value indicating insertion or extraction form

GRISENTHWAITE RICHARD ROY

Mapping between registers used by multiple instruction sets

Operand size control

STEPHENS NIGEL JOHN

Address generation in a data processing apparatus

Mixed operand size instruction processing for execution of indirect addressing load instruction specifying registers for different size operands