llvm-project/llvm/test/CodeGen/X86/pr39098.ll

21 lines
597 B
LLVM

; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
define dso_local void @test_cancel2(i40* %p1, i40* %p2) {
; CHECK: # %entry
; CHECK-NEXT: movl (%rdi), %eax
; CHECK-NEXT: shrl %eax
; CHECK-NEXT: andl $524287, %eax
; CHECK-NEXT: movl %eax, (%rsi)
; CHECK-NEXT: movb $0, 4(%rsi)
; CHECK-NEXT: retq
entry:
%0 = load i40, i40* %p1, align 8
%shl414 = shl i40 %0, 19
%unsclear415 = and i40 %shl414, 549755813887
%shr416 = lshr i40 %unsclear415, 20
%unsclear417 = and i40 %shr416, 549755813887
store i40 %unsclear417, i40* %p2, align 8
ret void
}