File: system-intrinsics-xsetbv.ll

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 (23 lines) | stat: -rw-r--r-- 624 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=CHECK64

define void @test_xsetbv(i32 %in, i32 %high, i32 %low) {
; CHECK-LABEL: test_xsetbv
; CHECK: movl  4(%esp), %ecx
; CHECK: movl  8(%esp), %edx
; CHECK: movl  12(%esp), %eax
; CHECK: xsetbv
; CHECK: ret

; CHECK64-LABEL: test_xsetbv
; CHECK64: movl  %edx, %eax
; CHECK64-DAG: movl  %edi, %ecx
; CHECK64-DAG: movl  %esi, %edx
; CHECK64: xsetbv
; CHECK64: ret

  call void @llvm.x86.xsetbv(i32 %in, i32 %high, i32 %low)
  ret void;
}
declare void @llvm.x86.xsetbv(i32, i32, i32)