Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/gcc.target/msp430/operand-modifiers.c @ 152:2b5abeee2509

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
update gcc11
author anatofuz
date Mon, 25 May 2020 07:50:57 +0900
parents
children
comparison
equal deleted inserted replaced
145:1830386684a0 152:2b5abeee2509
1 volatile unsigned long si = 0x89abcdef;
2 volatile unsigned long long di = 0xfedcba9876543210;
3
4 unsigned int a, b, c, d;
5
6 int
7 main (void)
8 {
9 /* Check that %A and %B extract the low and high words of a 32-bit value,
10 respectively. */
11 __asm__("mov %A1, %0\n" : "=m" (a) : "m" (si));
12 __asm__("mov %B1, %0\n" : "=m" (b) : "m" (si));
13 if (a != ((unsigned)si)
14 || b != ((unsigned)(si >> 16)))
15 return 1;
16
17 /* Check that %A, %B, %C and %D extract the 1st, 2nd, 3rd and 4th words of a
18 64-bit value, respectively. */
19 __asm__("mov %A1, %0\n" : "=m" (a) : "m" (di));
20 __asm__("mov %B1, %0\n" : "=m" (b) : "m" (di));
21 __asm__("mov %C1, %0\n" : "=m" (c) : "m" (di));
22 __asm__("mov %D1, %0\n" : "=m" (d) : "m" (di));
23 if (a != ((unsigned)di)
24 || b != ((unsigned)(di >> 16))
25 || c != ((unsigned)(di >> 32))
26 || d != ((unsigned)(di >> 48)))
27 return 1;
28
29 return 0;
30 }