File: lshr.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (23 lines) | stat: -rw-r--r-- 804 bytes parent folder | download | duplicates (20) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=m68k-linux | FileCheck %s

; Function Attrs: norecurse nounwind readnone
define zeroext i1 @c_isspace(i32 %c) local_unnamed_addr #0 {
; CHECK-LABEL: c_isspace:
; CHECK:         .cfi_startproc
; CHECK-NEXT:  ; %bb.0: ; %entry
; CHECK-NEXT:    move.l (4,%sp), %d1
; CHECK-NEXT:    add.l #-9, %d1
; CHECK-NEXT:    and.l #16777215, %d1
; CHECK-NEXT:    move.l #8388639, %d0
; CHECK-NEXT:    lsr.l %d1, %d0
; CHECK-NEXT:    and.l #1, %d0
; CHECK-NEXT:    rts
entry:
  %switch.tableidx = add i32 %c, -9
  %switch.cast = trunc i32 %switch.tableidx to i24
  %switch.downshift = lshr i24 -8388577, %switch.cast
  %0 = and i24 %switch.downshift, 1
  %switch.masked = icmp ne i24 %0, 0
  ret i1 %switch.masked
}