File: sext-subreg.ll

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.6-3
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 2,245,028 kB
  • sloc: cpp: 7,619,726; ansic: 1,434,018; asm: 1,058,748; python: 252,740; f90: 94,671; objc: 70,685; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,675; awk: 3,523; javascript: 2,409; xml: 892; fortran: 770
file content (22 lines) | stat: -rw-r--r-- 669 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
; rdar://7529457

define i64 @t(i64 %A, i64 %B, ptr %P, ptr%P2) nounwind {
; CHECK-LABEL: t:
; CHECK:       # %bb.0:
; CHECK-NEXT:    addq %rsi, %rdi
; CHECK-NEXT:    movl %edi, (%rdx)
; CHECK-NEXT:    movslq %edi, %rax
; CHECK-NEXT:    movq %rax, (%rcx)
; CHECK-NEXT:    movl %eax, (%rdx)
; CHECK-NEXT:    retq
  %C = add i64 %A, %B
  %D = trunc i64 %C to i32
  store volatile i32 %D, ptr %P
  %E = shl i64 %C, 32
  %F = ashr i64 %E, 32
  store volatile i64 %F, ptr%P2
  store volatile i32 %D, ptr %P
  ret i64 undef
}