source: src/examples/asm.c@ 5b40f30

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors ctor deferred_resn demangler enum forall-pointer-decay gc_noraii jacob/cs343-translation jenkins-sandbox memory new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new with_gc
Last change on this file since 5b40f30 was 097e2b0, checked in by Peter A. Buhr <pabuhr@…>, 10 years ago

constructor/destructor, more example programs

  • Property mode set to 100644
File size: 552 bytes
Line 
1int fred() {
2 int src;
3 int dst;
4
5 asm volatile ( "mov %1, %0\n\t"
6 "add $1, %0" : : : );
7
8 asm volatile ( "mov %1, %0\n\t"
9 "add $1, %0"
10 : "=" "r" (dst));
11
12 asm volatile ( "mov %1, %0\n\t"
13 "add $1, %0"
14 : "=r" (dst)
15 : "r" (src));
16
17 asm ( "mov %1, %0\n\t"
18 "add $1, %0"
19 : "=r" (dst), "=r" (src)
20 : [src] "r" (dst)
21 : "r0");
22
23 L1: L2:
24 asm goto ( "frob %%r5, %1; jc %l[L1]; mov (%2), %%r5"
25 : /* No outputs. */
26 : "r"(src), "r"(&dst)
27 : "r5", "memory"
28 : L1, L2 );
29}
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