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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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PM0214 Fiches technique(PDF) 112 Page - STMicroelectronics |
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PM0214 Fiches technique(HTML) 112 Page - STMicroelectronics |
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112 / 245 page  The STM32 Cortex-M4 instruction set PM0214 112/245 DocID022708 Rev 4 If an overflow is detected, the Q flag is set. Examples SMLABB R5, R6, R4, R1 ; Multiplies bottom halfwords of R6 and R4, adds ; R1 and writes to R5 SMLATB R5, R6, R4, R1 ; Multiplies top halfword of R6 with bottom halfword ; of R4, adds R1 and writes to R5 SMLATT R5, R6, R4, R1 ; Multiplies top halfwords of R6 and R4, adds ; R1 and writes the sum to R5 SMLABT R5, R6, R4, R1 ; Multiplies bottom halfword of R6 with top halfword ; of R4, adds R1 and writes to R5 SMLABT R4, R3, R2 ; Multiplies bottom halfword of R4 with top halfword ; of R3, adds R2 and writes to R4 SMLAWB R10, R2, R5, R3 ; Multiplies R2 with bottom halfword of R5, adds ; R3 to the result and writes top 32-bits to R10 SMLAWT R10, R2, R1, R5 ; Multiplies R2 with top halfword of R1, adds R5 ; and writes top 32-bits to R10. |
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