I figured that was the case. I don't intend to touch NOP instructions
because of their uses in exception handling, but is there any harm in
moving the local jumps to branch to after the NOP instructions, for example?
Gareth aka. Kit
On 03/11/2019 19:26, Florian Klämpfl wrote:
Am 03.11.19 um
Am 03.11.19 um 18:10 schrieb J. Gareth Moreton:
Here's a larger snippet of the code in question - it's a bit too long to
post, but there's a lot of conditional jumps to .Lj1859 earlier on:
.Lj1875:
testl $1024,92(%rbx)
jne .Lj1878
leaq .Ld523(%rip),%rax
movq
Here's a larger snippet of the code in question - it's a bit too long to
post, but there's a lot of conditional jumps to .Lj1859 earlier on:
.Lj1875:
testl $1024,92(%rbx)
jne .Lj1878
leaq .Ld523(%rip),%rax
movq %rax,-56(%rbp)
movq $11,-64(%rbp)
movq
Am 02.11.2019 um 15:08 schrieb J. Gareth Moreton:
> Hi everyone,
>
> During my optimisation travels, I frequently stumble across lone NOP
> instructions in the compiled assembly language. Normally I leave these
> alone, but occasionally I stumble across things like this:
>
> ...
> movq