llvm-for-llvmta/test/CodeGen/X86/no-sse2-avg.ll
Nils Hölscher 3500bf8dde first commit
2022-04-25 10:02:23 +02:00

18 lines
783 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; REQUIRES: asserts
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=-sse2 | FileCheck %s
define <16 x i8> @PR27973() {
; CHECK-LABEL: PR27973:
; CHECK: # %bb.0:
; CHECK-NEXT: movq %rdi, %rax
; CHECK-NEXT: movq $0, 8(%rdi)
; CHECK-NEXT: movq $0, (%rdi)
; CHECK-NEXT: retq
%t0 = zext <16 x i8> zeroinitializer to <16 x i32>
%t1 = add nuw nsw <16 x i32> %t0, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
%t2 = lshr <16 x i32> %t1, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
%t3 = trunc <16 x i32> %t2 to <16 x i8>
ret <16 x i8> %t3
}