File: inline-asm-mrv.c

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (12 lines) | stat: -rw-r--r-- 366 bytes parent folder | download | duplicates (41) 
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;
}