On 10/1/19 1:39 PM, Tamar Christina wrote:
The patterns work by looking at the sequence produced after GCC lowers complex
numbers. As such they would match any normal operation that does the same
computations.
Thanks - I didn't understand Ramana's comments during the GNU Tools
Cauldron
Hi All,
This patch adds pattern detections for the following operations:
1) Addition with rotation of the second argument around the Argand plane.
Supported rotations are 90 and 180.
c = a + (b * I) and c = a + (b * I * I)
2) Complex multiplication and Conjucate Complex