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annotate gcc/testsuite/gcc.dg/lto/20100825-1_0.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* { dg-lto-do link } */
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2 /* { dg-lto-options { { -O3 -flto } } } */
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3
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4 typedef unsigned int UINT32;
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5 typedef unsigned long long UINT64;
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6 typedef struct { UINT64 w[2]; } UINT128;
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7 void _bid_to_dpd128 (UINT128 *, UINT128 *);
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8 static const int short_recip_scale[] = {
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9 1,
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10 65 - 64,
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25 115 - 64,
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26 118 - 64
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27 };
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28
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29 void _bid_to_dpd128 (UINT128 *, UINT128 *);
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30
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31 void
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32 _bid_to_dpd128 (UINT128 *pres, UINT128 *px) {
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33 UINT128 res;
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34 unsigned int comb;
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35 UINT128 bcoeff;
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36 UINT128 BH;
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37 UINT64 BL, d109;
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38 unsigned int amount;
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39 UINT128 x = *px;
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40
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41 comb = (x.w[1] ) >> 46;
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42 if ((comb & 0x1e000) == 0x1e000) {
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43 res = x;
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44 } else {
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45 bcoeff.w[1] = (x.w[1] & 0x0001ffffffffffffull);
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46 bcoeff.w[0] = x.w[0];
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47 amount = 9;
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48 BH.w[0] = (BH.w[0] >> amount) | (BH.w[1] << (64 - amount));
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49 BL = bcoeff.w[0] - BH.w[0] * 1000000000000000000ull;
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50 d109 = 0x3333333333333334ull;
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51 { UINT64 CXH, CXL, CYH,CYL,PL,PH,PM,PM2; CXH = (BH.w[0]) >> 32; CXL = (UINT32)(BH.w[0]); CYH = (d109) >> 32; CYL = (UINT32)(d109); PM = CXH*CYL; PH = CXH*CYH; PL = CXL*CYL; PM2 = CXL*CYH; PH += (PM>>32); PM = (UINT64)((UINT32)PM)+PM2+(PL>>32); };
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52 { UINT64 CXH, CXL, CYH,CYL,PL,PH,PM,PM2; CXH = (BL) >> 32; CXL = (UINT32)(BL); CYH = (d109) >> 32; CYL = (UINT32)(d109); PM = CXH*CYL; PH = CXH*CYH; PL = CXL*CYL; PM2 = CXL*CYH; PH += (PM>>32); PM = (UINT64)((UINT32)PM)+PM2+(PL>>32); };
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53 }
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54 *pres = res;
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55 }
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56
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57 int main() { return 0; }