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annotate gcc/testsuite/gcc.dg/pr67089-6.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* PR target/67089 */
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2 /* { dg-do compile } */
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3 /* { dg-options "-O2 -ftree-loop-if-convert -fdump-tree-widening_mul" } */
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4
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5 extern void abort (void);
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6
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7 int cnt;
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8 unsigned int a[16], b[16], c[16], d;
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9 void foo (int x);
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10
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11 __attribute__((noinline, noclone)) void
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12 f0 (unsigned int x)
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13 {
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14 for (int i = 0; i < 16; i++)
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15 {
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16 unsigned int r = x - a[i];
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17 b[i] = r;
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18 c[i] = r > x ? 7 : x;
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19 }
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20 }
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21
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22 #define T(n, type, op, cond) \
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23 __attribute__((noinline, noclone)) \
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24 type \
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25 f##n (type x, type y) \
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26 { \
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27 type r = op; \
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28 cond; \
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29 return r; \
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30 }
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31
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32 T (1, unsigned int, x - y, if (r > x) foo (0))
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33 T (2, unsigned long, x - y, if (r <= x) foo (0))
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34 T (3, unsigned short, x - y, if (x < r) foo (r))
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35 T (4, unsigned long long, x - y, if (x >= r) foo (0))
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36 T (5, unsigned int, x - y, if (d || r > x) foo (0))
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37 T (6, unsigned long, x - y, if (d || r <= x) foo (0))
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38 T (7, unsigned char, x - y, if (d || x < r) foo (0))
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39 T (8, unsigned long long, x - y, if (d || x >= r) foo (0))
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40 T (9, unsigned int, x + y, if (r >= x) foo (0))
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41 T (10, unsigned long, x + y, if (r < x) foo (0))
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42 T (11, unsigned short, x + y, if (x <= r) foo (r))
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43 T (12, unsigned long long, x + y, if (d || x > r) foo (0))
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44 T (13, unsigned int, x + y, if (d || r >= x) foo (0))
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45 T (14, unsigned long, x + y, if (d || r < x) foo (0))
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46 T (15, unsigned short, x + y, if (d || x <= r) foo (0))
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47 T (16, unsigned long long, x + y, if (d || x > r) foo (0))
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48 T (17, unsigned int, x + y, if (r >= y) foo (0))
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49 T (18, unsigned long, x + y, if (r < y) foo (0))
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50 T (19, unsigned short, x + y, if (y <= r) foo (r))
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51 T (20, unsigned long long, x + y, if (d || y > r) foo (0))
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52 T (21, unsigned int, x + y, if (d || r >= y) foo (0))
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53 T (22, unsigned long, x + y, if (d || r < y) foo (0))
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54 T (23, unsigned short, x + y, if (d || y <= r) foo (0))
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55 T (24, unsigned long long, x + y, if (d || y > r) foo (0))
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56 T (25, unsigned short, 2U - x, if (r > 2U) foo (0))
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57 T (26, unsigned char, 2U - x, if (r <= 2U) foo (0))
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58
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1830386684a0 gcc-9.2.0
anatofuz
parents: 111
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59 /* { dg-final { scan-tree-dump-times "ADD_OVERFLOW" 16 "widening_mul" { target { i?86-*-* x86_64-*-* } } } } */
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60 /* { dg-final { scan-tree-dump-times "SUB_OVERFLOW" 11 "widening_mul" { target { { i?86-*-* x86_64-*-* } && { ! ia32 } } } } } */
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61 /* { dg-final { scan-tree-dump-times "SUB_OVERFLOW" 9 "widening_mul" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */