File: stackpointer.ll

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.8-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,388 kB
  • sloc: cpp: 7,438,767; ansic: 1,393,871; asm: 1,012,926; python: 241,728; f90: 86,635; objc: 75,411; 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 (15 lines) | stat: -rw-r--r-- 352 bytes parent folder | download | duplicates (14) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s

define ptr @get_stack() nounwind {
entry:
; CHECK-LABEL: get_stack:
; CHECK: lgr %r2, %r15
; CHECK-NEXT: br %r14
        %0 = call i64 @llvm.read_register.i64(metadata !0)
        %1 = inttoptr i64 %0 to ptr
  ret ptr %1
}

declare i64 @llvm.read_register.i64(metadata) nounwind

!0 = !{!"r15"}