File: mmx-inline-asm.c

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (21 lines) | stat: -rw-r--r-- 590 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
 
// RUN: %clang_cc1 -emit-llvm -triple i386 -target-feature +mmx %s -o - | FileCheck %s
#include <mmintrin.h>

// CHECK: { x86_mmx, x86_mmx, x86_mmx, x86_mmx, x86_mmx, x86_mmx, x86_mmx }

void foo(long long fill) {
  __m64 vfill = _mm_cvtsi64_m64(fill);
  __m64 v1, v2, v3, v4, v5, v6, v7;

  __asm__ __volatile__ (
    "\tmovq  %7, %0\n"
    "\tmovq  %7, %1\n"
    "\tmovq  %7, %2\n"
    "\tmovq  %7, %3\n"
    "\tmovq  %7, %4\n"
    "\tmovq  %7, %5\n"
    "\tmovq  %7, %6"
    : "=&y" (v1), "=&y" (v2), "=&y" (v3),
      "=&y" (v4), "=&y" (v5), "=&y" (v6), "=y" (v7)
    : "y" (vfill));
}