File: ve-inline-asm.c

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (23 lines) | stat: -rw-r--r-- 661 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
// REQUIRES: ve-registered-target
// RUN: %clang_cc1 -no-opaque-pointers -triple ve-linux-gnu -emit-llvm -o - %s | FileCheck %s

void r(long v) {
  long b;
  asm("lea %0, 256(%1)"
      : "=r"(b)
      : "r"(v));
  // CHECK: %1 = call i64 asm "lea $0, 256($1)", "=r,r"(i64 %0)
}

void v(char *ptr, char *ptr2) {
  typedef double __vr __attribute__((__vector_size__(2048)));
  __vr a;
  asm("vld %0, 8, %1"
      : "=v"(a)
      : "r"(ptr));
  asm("vst %0, 8, %1"
      :
      : "v"(a), "r"(ptr2));
  // CHECK: %1 = call <256 x double> asm "vld $0, 8, $1", "=v,r"(i8* %0)
  // CHECK: call void asm sideeffect "vst $0, 8, $1", "v,r"(<256 x double> %2, i8* %3)
}