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Altera Corporation 83
3232323232-Bit Instruction Set
2
32-Bit Instruction
Set
SEXT16
Sign Extend 16-bit Value
Operation:
RA ←σ(
h0
RA)
Assembler Syntax: SEXT16 %rA
Example: SEXT16 %g3 ; convert signed short to signed long
Description: Replace bits 16..31 of RA with bit 15 of RA.
Condition Codes: Flags: Unaffected
Instruction Format: Rw
Instruction Fields: A = Register index of operand RA
1514131211109876543210
011111 00100 A
NVZC
−−−−