File: nvptx-inlineasm.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 (15 lines) | stat: -rw-r--r-- 607 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
// RUN: %clang_cc1 -triple nvptx-unknown-unknown -O3 -o - %s -emit-llvm | FileCheck %s
// RUN: %clang_cc1 -triple nvptx64-unknown-unknown -O3 -o - %s -emit-llvm | FileCheck %s

int bar(int a) {
  int result;
  // CHECK: call i32 asm sideeffect "{ {{.*}}
  asm __volatile__ ("{ \n\t"
                    ".reg .pred \t%%p1; \n\t"
                    ".reg .pred \t%%p2; \n\t"
                    "setp.ne.u32 \t%%p1, %1, 0; \n\t"
                    "vote.any.pred \t%%p2, %%p1; \n\t"
                    "selp.s32 \t%0, 1, 0, %%p2; \n\t"
                    "}" : "=r"(result) : "r"(a));
  return result;
}