File: inline-asm-mrv.c

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (12 lines) | stat: -rw-r--r-- 366 bytes parent folder | download | duplicates (40) 
1
2
3
4
5
6
7
8
9
10
11
12
 
// RUN: %clang_cc1 -emit-llvm %s -o - -O | not grep alloca
// PR2094

int sad16_sse2(void *v, unsigned char *blk2, unsigned char *blk1,
               int stride, int h) {
    int ret;
    asm volatile( "%0 %1 %2 %3"
        : "+r" (h), "+r" (blk1), "+r" (blk2)
        : "r" ((long)stride));
    asm volatile("set %0 %1" : "=r"(ret) : "r"(blk1));
    return ret;
}