https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91512
--- Comment #2 from Sunil Pandey ---
Before commit time report:
==
$
/local/skpandey/gccwork/gcc_trunk/tools-build/gcc-debug/release.a4ba5c3ec624008e899a8bcb687359db25140c23/usr/gcc-10.0.0-x86-64/bin/gfortran
-m64 -c -o module_first_rk_step_part1.fppized.o
-fno-unsafe-math-optimizations -mfpmath=sse -Ofast -march=native -funroll-loops
-fconvert=big-endian foo.f90 -ftime-report
Time variable usr sys wall
GGC
phase setup: 0.00 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
182 kB ( 1%)
phase parsing : 1.67 ( 54%) 0.07 ( 88%) 1.74 ( 54%)
10534 kB ( 72%)
phase opt and generate : 1.45 ( 46%) 0.01 ( 12%) 1.46 ( 45%)
3928 kB ( 27%)
garbage collection : 0.02 ( 1%) 0.00 ( 0%) 0.02 ( 1%)
0 kB ( 0%)
callgraph construction : 0.01 ( 0%) 0.00 ( 0%) 0.00 ( 0%)
121 kB ( 1%)
callgraph optimization : 0.01 ( 0%) 0.00 ( 0%) 0.00 ( 0%)
0 kB ( 0%)
ipa function summary : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
11 kB ( 0%)
cfg cleanup: 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
34 kB ( 0%)
CFG verifier : 0.05 ( 2%) 0.00 ( 0%) 0.10 ( 3%)
0 kB ( 0%)
trivially dead code: 0.01 ( 0%) 0.00 ( 0%) 0.00 ( 0%)
0 kB ( 0%)
df scan insns : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
0 kB ( 0%)
df reaching defs : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
0 kB ( 0%)
df live regs : 0.01 ( 0%) 0.01 ( 12%) 0.00 ( 0%)
0 kB ( 0%)
df live regs : 0.03 ( 1%) 0.00 ( 0%) 0.00 ( 0%)
0 kB ( 0%)
df must-initialized regs : 0.01 ( 0%) 0.00 ( 0%) 0.00 ( 0%)
0 kB ( 0%)
df reg dead/unused notes : 0.02 ( 1%) 0.00 ( 0%) 0.01 ( 0%)
72 kB ( 0%)
register information : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
0 kB ( 0%)
alias stmt walking : 0.01 ( 0%) 0.00 ( 0%) 0.02 ( 1%)
13 kB ( 0%)
parser (global): 1.67 ( 54%) 0.07 ( 88%) 1.74 ( 54%)
10534 kB ( 72%)
tree gimplify : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
430 kB ( 3%)
tree CFG cleanup : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
0 kB ( 0%)
tree VRP : 0.03 ( 1%) 0.00 ( 0%) 0.02 ( 1%)
72 kB ( 0%)
tree Early VRP : 0.01 ( 0%) 0.00 ( 0%) 0.00 ( 0%)
17 kB ( 0%)
tree copy propagation : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
0 kB ( 0%)
tree PTA : 0.03 ( 1%) 0.00 ( 0%) 0.03 ( 1%)
113 kB ( 1%)
dominator optimization : 0.04 ( 1%) 0.00 ( 0%) 0.03 ( 1%)
62 kB ( 0%)
tree CCP : 0.00 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
17 kB ( 0%)
tree PRE : 0.03 ( 1%) 0.00 ( 0%) 0.04 ( 1%)
79 kB ( 1%)
tree FRE : 0.03 ( 1%) 0.00 ( 0%) 0.01 ( 0%)
17 kB ( 0%)
tree forward propagate : 0.00 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
1 kB ( 0%)
tree phiprop : 0.01 ( 0%) 0.00 ( 0%) 0.00 ( 0%)
0 kB ( 0%)
tree aggressive DCE: 0.02 ( 1%) 0.00 ( 0%) 0.00 ( 0%)
10 kB ( 0%)
tree DSE : 0.00 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
1 kB ( 0%)
complete unrolling : 0.00 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
13 kB ( 0%)
tree slp vectorization : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
53 kB ( 0%)
tree SSA verifier : 0.22 ( 7%) 0.00 ( 0%) 0.15 ( 5%)
0 kB ( 0%)
tree STMT verifier : 0.17 ( 5%) 0.00 ( 0%) 0.23 ( 7%)
0 kB ( 0%)
dominance computation : 0.00 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
0 kB ( 0%)
expand : 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
497 kB ( 3%)
CSE: 0.01 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
15 kB ( 0%)
dead store elim1 : 0.02 ( 1%) 0.00 ( 0%) 0.01 ( 0%)
55 kB ( 0%)
dead store elim2 : 0.10 ( 3%) 0.00 ( 0%) 0.10 ( 3%)
77 kB ( 1%)
loop init : 0.02 ( 1%) 0.00 ( 0%) 0.03 ( 1%)
15 kB ( 0%)
loop unrolling : 0.00 ( 0%) 0.00 ( 0%) 0.01 ( 0%)
94 kB ( 1%)
CPROP : 0.01 ( 0%) 0.00 ( 0%) 0.02 ( 1%)
69 kB ( 0%)
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