Module core::arch::arm

🔬This is a nightly-only experimental API. (stdarch_arm_neon_intrinsics #111800)

Available on ARM only.

Platform-specific intrinsics for the arm platform.

See the module documentation for more details.

Structs

• SYExperimental
  Full system is the required shareability domain, reads and writes are the required access types
• int8x4_tExperimental
  ARM-specific 32-bit wide vector of four packed i8.
• int16x2_tExperimental
  ARM-specific 32-bit wide vector of two packed i16.
• uint8x4_tExperimental
  ARM-specific 32-bit wide vector of four packed u8.
• uint16x2_tExperimental
  ARM-specific 32-bit wide vector of two packed u16.

Functions

• __crc32b^⚠Experimentalcrc
  CRC32 single round checksum for bytes (8 bits).
• __crc32cb^⚠Experimentalcrc
  CRC32-C single round checksum for bytes (8 bits).
• __crc32ch^⚠Experimentalcrc
  CRC32-C single round checksum for half words (16 bits).
• __crc32cw^⚠Experimentalcrc
  CRC32-C single round checksum for words (32 bits).
• __crc32h^⚠Experimentalcrc
  CRC32 single round checksum for half words (16 bits).
• __crc32w^⚠Experimentalcrc
  CRC32 single round checksum for words (32 bits).
• __dmb^⚠Experimental
  Generates a DMB (data memory barrier) instruction or equivalent CP15 instruction.
• __dsb^⚠Experimental
  Generates a DSB (data synchronization barrier) instruction or equivalent CP15 instruction.
• __isb^⚠Experimental
  Generates an ISB (instruction synchronization barrier) instruction or equivalent CP15 instruction.
• __nop^⚠Experimental
  Generates an unspecified no-op instruction.
• __qadd^⚠Experimental
  Signed saturating addition
• __qadd8^⚠Experimental
  Saturating four 8-bit integer additions
• __qadd16^⚠Experimental
  Saturating two 16-bit integer additions
• __qasx^⚠Experimental
  Returns the 16-bit signed saturated equivalent of
• __qdbl^⚠Experimental
  Insert a QADD instruction
• __qsax^⚠Experimental
  Returns the 16-bit signed saturated equivalent of
• __qsub^⚠Experimental
  Signed saturating subtraction
• __qsub8^⚠Experimental
  Saturating two 8-bit integer subtraction
• __qsub16^⚠Experimental
  Saturating two 16-bit integer subtraction
• __sadd8^⚠Experimental
  Returns the 8-bit signed saturated equivalent of
• __sadd16^⚠Experimental
  Returns the 16-bit signed saturated equivalent of
• __sasx^⚠Experimental
  Returns the 16-bit signed equivalent of
• __sel^⚠Experimental
  Select bytes from each operand according to APSR GE flags
• __sev^⚠Experimental
  Generates a SEV (send a global event) hint instruction.
• __sevl^⚠Experimental
  Generates a send a local event hint instruction.
• __shadd8^⚠Experimental
  Signed halving parallel byte-wise addition.
• __shadd16^⚠Experimental
  Signed halving parallel halfword-wise addition.
• __shsub8^⚠Experimental
  Signed halving parallel byte-wise subtraction.
• __shsub16^⚠Experimental
  Signed halving parallel halfword-wise subtraction.
• __smlabb^⚠Experimental
  Insert a SMLABB instruction
• __smlabt^⚠Experimental
  Insert a SMLABT instruction
• __smlad^⚠Experimental
  Dual 16-bit Signed Multiply with Addition of products and 32-bit accumulation.
• __smlatb^⚠Experimental
  Insert a SMLATB instruction
• __smlatt^⚠Experimental
  Insert a SMLATT instruction
• __smlawb^⚠Experimental
  Insert a SMLAWB instruction
• __smlawt^⚠Experimental
  Insert a SMLAWT instruction
• __smlsd^⚠Experimental
  Dual 16-bit Signed Multiply with Subtraction of products and 32-bit accumulation and overflow detection.
• __smuad^⚠Experimental
  Signed Dual Multiply Add.
• __smuadx^⚠Experimental
  Signed Dual Multiply Add Reversed.
• __smulbb^⚠Experimental
  Insert a SMULBB instruction
• __smulbt^⚠Experimental
  Insert a SMULTB instruction
• __smultb^⚠Experimental
  Insert a SMULTB instruction
• __smultt^⚠Experimental
  Insert a SMULTT instruction
• __smulwb^⚠Experimental
  Insert a SMULWB instruction
• __smulwt^⚠Experimental
  Insert a SMULWT instruction
• __smusd^⚠Experimental
  Signed Dual Multiply Subtract.
• __smusdx^⚠Experimental
  Signed Dual Multiply Subtract Reversed.
• __ssub8^⚠Experimental
  Inserts a SSUB8 instruction.
• __usad8^⚠Experimental
  Sum of 8-bit absolute differences.
• __usada8^⚠Experimental
  Sum of 8-bit absolute differences and constant.
• __usub8^⚠Experimental
  Inserts a USUB8 instruction.
• __wfe^⚠Experimental
  Generates a WFE (wait for event) hint instruction, or nothing.
• __wfi^⚠Experimental
  Generates a WFI (wait for interrupt) hint instruction, or nothing.
• __yield^⚠Experimental
  Generates a YIELD hint instruction.