Displaying 1 result from an estimated 1 matches for "_z4fct6pdv4_f".
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_z4fct1dv4_f
2020 Sep 01
2
Vector evolution?
...native \
-Rpass=loop-vectorize,slp-vectorize
-Rpass-missed=loop-vectorize,slp-vectorize
-Rpass-analysis=loop-vectorize,slp-vectorize \
-ffast-math -ffp-model=fast -ffp-exception-behavior=ignore
-ffp-contract=fast -mrecip=all:0 \
-c -o vec.o vec.cc
I get the following codegen:
0000000000000160 <_Z4fct6PDv4_f>:
160: 31 c0 xor %eax,%eax
162: c4 e2 79 18 05 00 00 vbroadcastss 0x0(%rip),%xmm0 # 16b
<_Z4fct6PDv4_f+0xb>
169: 00 00
16b: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
170: c5 f8 59 0c 07 vmulps (%rdi,%rax,1),%xmm0,%xmm1
175: c5 f8 29 0c 07 vm...