diff options
Diffstat (limited to 'llvm/test/CodeGen/X86')
| -rw-r--r-- | llvm/test/CodeGen/X86/pr39098.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/pr39098.ll b/llvm/test/CodeGen/X86/pr39098.ll new file mode 100644 index 00000000000..fd586d7bb69 --- /dev/null +++ b/llvm/test/CodeGen/X86/pr39098.ll @@ -0,0 +1,20 @@ +; 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 +} + |
