Re: [PATCH,doc] Fix latency in pipeline description example

2017-11-13 Thread Luis Machado
On 11/10/2017 08:30 PM, Jim Wilson wrote: On 11/09/2017 03:44 AM, Luis Machado wrote: Am i missing something or is this example incorrect and this should either have a latency of 9 (patch attached) or a different resource utilization description, say, containing "div*6" instead? The numbers a

Re: [PATCH,doc] Fix latency in pipeline description example

2017-11-10 Thread Jim Wilson
On 11/09/2017 03:44 AM, Luis Machado wrote: Am i missing something or is this example incorrect and this should either have a latency of 9 (patch attached) or a different resource utilization description, say, containing "div*6" instead? The numbers are somewhat arbitrary, but you are right tha

[PATCH,doc] Fix latency in pipeline description example

2017-11-09 Thread Luis Machado
While reading through section 16.19.9 of the internals manual, i ran into this example that looked slightly odd: (define_insn_reservation "div" 8 (eq_attr "type" "div") "i1_pipeline, div*7, div + (port0 | port1)") Am i missing something or is this example incorrect and th