Time Memory Phase Before After % change Before After % change ^ garbage collectio 54.90 56.01 2.02% 0 0 -100.00% ^ callgraph constru 7.04 7.58 7.67% 320099 205154 -35.91% ^ callgraph optimiz 12.01 9.98 -16.90% 274447 269807 -1.69% ^ ipa reference 1.46 1.14 -21.92% 1159 1514 30.63% ^ cfg cleanup 19.91 23.85 19.79% 49290 49184 -0.22% ^ trivially dead co 5.53 4.97 -10.13% 0 0 -100.00% ^ df reaching defs 11.13 11.74 5.48% 0 0 -100.00% ^ df live regs 25.94 26.95 3.89% 0 0 -100.00% ^ df reg dead/unuse 9.11 9.31 2.20% 152248 153839 1.05% ^ alias analysis 9.08 8.70 -4.19% 229345 229018 -0.14% ^ register scan 1.86 1.87 0.54% 1266 2053 62.16% ^ preprocessing 37.94 37.10 -2.21% 777544 776711 -0.11% ^ parser 182.56 184.84 1.25%1546317815807728 2.23% ^ name lookup 37.38 37.96 1.55% 1535795 1562059 1.71% ^ inline heuristics 6.43 4.12 -35.93% 98582 99750 1.18% ^ integration 31.66 33.25 5.02% 2585635 2824731 9.25% ^ tree gimplify 35.01 36.41 4.00% 1984557 2770492 39.60% ^ tree eh 1.77 1.89 6.78% 98729 130155 31.83% ^ tree CFG construc 6.57 4.31 -34.40% 720404 376314 -47.76% ^ tree CFG cleanup 17.99 15.96 -11.28% 120599 126975 5.29% ^ tree VRP 24.91 25.19 1.12% 830490 808712 -2.62% ^ tree copy propaga 7.41 7.71 4.05% 72143 72407 0.37% ^ tree find ref. va 1.82 1.58 -13.19% 72720 86277 18.64% ^ tree PTA 9.56 9.44 -1.26% 99931 97924 -2.01% ^ tree alias analys 4.47 4.53 1.34% 68751 71085 3.39% ^ tree call clobber 0.42 0.59 40.48% 887 1084 22.21% ^ tree flow sensiti 0.26 0.34 30.77% 4119 4397 6.75% ^ tree memory parti 1.46 1.43 -2.05% 612 538 -12.09% ^ tree PHI insertio 0.72 0.87 20.83% 11050 14721 33.22% ^ tree SSA rewrite 8.68 8.78 1.15% 512512 562206 9.70% ^ tree SSA other 1.86 2.15 15.59% 0 1008 100.00% ^ tree SSA incremen 15.31 16.84 9.99% 241694 295323 22.19% ^ tree operand scan 17.85 17.92 0.39% 1191734 1181479 -0.86% ^ dominator optimiz 23.55 22.96 -2.51% 640181 539452 -15.73% ^ tree SRA 2.55 2.57 0.78% 61375 66672 8.63% ^ tree STORE-CCP 2.64 2.32 -12.12% 13339 13020 -2.39% ^ tree CCP 6.60 8.47 28.33% 65710 66783 1.63% ^ tree PHI const/co 0.57 0.94 64.91% 305 4796 100.00% ^ tree split crit e 2.11 2.00 -5.21% 197589 196116 -0.75% ^ tree reassociatio 4.18 1.98 -52.63% 27810 26479 -4.79% ^ tree code sinking 1.40 1.33 -5.00% 12805 11777 -8.03% ^ tree linearize ph 0.59 0.53 -10.17% 1116 1305 16.94% ^ tree forward prop 2.79 2.94 5.38% 75293 108939 44.69% ^ tree phiprop 0.19 0.13 -31.58% 3161 3244 2.63% ^ tree conservative 3.84 3.07 -20.05% 540 2686 100.00% ^ tree aggressive D 1.05 0.96 -8.57% 10 52 100.00% ^ tree DSE 47.94 63.25 31.94% 8894 8348 -6.14% ^ PHI merge 0.25 0.23 -8.00% 11257 11741 4.30% ^ tree loop bounds 1.25 1.24 -0.80% 19002 18986 -0.08% ^ loop invariant mo 1.69 2.12 25.44% 9010 9482 5.24% ^ tree canonical iv 0.73 0.62 -15.07% 13110 13182 0.55% ^ scev constant pro 1.20 1.11 -7.50% 27378 26964 -1.51% ^ complete unrollin 4.44 4.34 -2.25% 205782 207906 1.03% ^ tree iv optimizat 8.34 8.61 3.24% 358903 345112 -3.84% ^ tree loop init 1.20 1.35 12.50% 24900 26327 5.73% ^ tree copy headers 2.31 2.23 -3.46% 121190 125617 3.65% ^ tree SSA to norma 7.66 7.45 -2.74% 233190 288802 23.85% ^ tree NRV optimiza 0.05 0.06 20.00% 15 43 100.00% ^ tree rename SSA c 1.24 1.90 53.23% 44 51 15.91% ^ dominance computa 13.92 13.18 -5.32% 0 0 -100.00% ^ expand 76.00 75.85 -0.20% 1785602 1980584 10.92% ^ varconst 4.83 4.76 -1.45% 158261 163395 3.24% ^ jump 1.18 0.78 -33.90% 47174 46641 -1.13% ^ forward prop 6.06 5.84 -3.63% 141222 138674 -1.80% ^ CSE 36.16 36.98 2.27% 83407 83559 0.18% ^ dead store elim1 30.02 33.79 12.56% 84570 85554 1.16% ^ dead store elim2 9.24 9.13 -1.19% 86389 88339 2.26% ^ loop analysis 4.21 4.15 -1.43% 40865 40411 -1.11% ^ CPROP 1 3.19 3.25 1.88% 42484 42457 -0.06% ^ PRE 11.49 12.28 6.88% 53341 53737 0.74% ^ CPROP 2 7.36 7.95 8.02% 64351 63455 -1.39% ^ bypass jumps 6.29 6.70 6.52% 54337 55215 1.62% ^ CSE 2 12.44 13.43 7.96% 28327 28417 0.32% ^ branch prediction 5.45 5.43 -0.37% 101423 97966 -3.41% ^ combiner 33.79 33.95 0.47% 433896 430690 -0.74% ^ if-conversion 5.74 5.65 -1.57% 57406 57517 0.19% ^ regmove 7.19 7.13 -0.83% 7210 7239 0.40% ^ scheduling 25.83 26.31 1.86% 28054 28653 2.14% ^ local alloc 19.05 19.31 1.36% 127262 129019 1.38% ^ global alloc 38.84 38.31 -1.36% 171131 172764 0.95% ^ reload CSE regs 22.70 22.91 0.93% 250330 250100 -0.09% ^ thread pro- & epi 3.65 3.84 5.21% 51413 51675 0.51% ^ if-conversion 2 1.42 1.29 -9.15% 10773 11110 3.13% ^ peephole 2 2.62 2.60 -0.76% 21257 20995 -1.23% ^ rename registers 6.02 5.81 -3.49% 1854 1882 1.51% ^ scheduling 2 25.83 26.31 1.86% 28054 28653 2.14% ^ machine dep reorg 4.84 4.86 0.41% 10800 10859 0.55% ^ reorder blocks 5.36 5.57 3.92% 122503 125159 2.17% ^ reg stack 0.07 0.06 -14.29% 950 952 0.21% ^ final 9.47 9.32 -1.58% 15900 16153 1.59% ^ symout 1.04 0.92 -11.54% 15518 16064 3.52% ^ tree if-combine 0.12 0.14 16.67% 16 35 100.00% ^ tree |^ dominator 281.28 295.08 4.91% 7909617 8469092 7.07% ^ TOTAL 1229.19 1254.67 2.07%36827494 38214142 3.77%