File: linux-aarch64-neon.c

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb11u2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,634,820 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (28 lines) | stat: -rw-r--r-- 891 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
// compile with -march=armv8-a+simd on compatible aarch64 compiler
// linux-aarch64-neon.core was generated by: aarch64-linux-gnu-gcc-8
// commandline: -march=armv8-a+simd -nostdlib -static -g linux-aarch64-neon.c
static void bar(char *boom) {
  char F = 'b';
  asm volatile("fmov     d0,  #0.5\n\t");
  asm volatile("fmov     d1,  #1.5\n\t");
  asm volatile("fmov     d2,  #2.5\n\t");
  asm volatile("fmov     d3,  #3.5\n\t");
  asm volatile("fmov     s4,  #4.5\n\t");
  asm volatile("fmov     s5,  #5.5\n\t");
  asm volatile("fmov     s6,  #6.5\n\t");
  asm volatile("fmov     s7,  #7.5\n\t");
  asm volatile("movi     v8.16b, #0x11\n\t");
  asm volatile("movi     v31.16b, #0x30\n\t");

  *boom = 47; // Frame bar
}

static void foo(char *boom, void (*boomer)(char *)) {
  char F = 'f';
  boomer(boom); // Frame foo
}

void _start(void) {
  char F = '_';
  foo(0, bar); // Frame _start
}