File: dispatch_width.s

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (21 lines) | stat: -rw-r--r-- 1,080 bytes parent folder | download | duplicates (21) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
# NOTE: Assertions have been autogenerated by utils/update_mca_test_checks.py
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -resource-pressure=false -instruction-info=false -mcpu=btver2 < %s 2>&1 | FileCheck --check-prefixes=ALL,DEFAULT %s
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -resource-pressure=false -instruction-info=false -mcpu=btver2 -dispatch=0 < %s 2>&1 | FileCheck --check-prefixes=ALL,DEFAULT %s
# RUN: llvm-mca -mtriple=x86_64-unknown-unknown -resource-pressure=false -instruction-info=false -mcpu=btver2 -dispatch=1 < %s 2>&1 | FileCheck --check-prefixes=ALL,CUSTOM %s

add %eax, %eax

# ALL:          Iterations:        100
# ALL-NEXT:     Instructions:      100
# ALL-NEXT:     Total Cycles:      103
# ALL-NEXT:     Total uOps:        100

# CUSTOM:       Dispatch Width:    1
# CUSTOM-NEXT:  uOps Per Cycle:    0.97
# CUSTOM-NEXT:  IPC:               0.97
# CUSTOM-NEXT:  Block RThroughput: 1.0

# DEFAULT:      Dispatch Width:    2
# DEFAULT-NEXT: uOps Per Cycle:    0.97
# DEFAULT-NEXT: IPC:               0.97
# DEFAULT-NEXT: Block RThroughput: 0.5