forked from OSchip/llvm-project
44 lines
1.4 KiB
LLVM
44 lines
1.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
|
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s
|
|
|
|
|
|
define i32 @foo(i64* nocapture %perm, i32 %n) {
|
|
; CHECK-LABEL: foo:
|
|
; CHECK: # %bb.0: # %entry
|
|
; CHECK-NEXT: movl %esi, %eax
|
|
; CHECK-NEXT: movl $1, %ecx
|
|
; CHECK-NEXT: movq %rcx, %xmm0
|
|
; CHECK-NEXT: pslldq {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,zero,zero,xmm0[0,1,2,3,4,5,6,7]
|
|
; CHECK-NEXT: movl %esi, %ecx
|
|
; CHECK-NEXT: andl $1, %ecx
|
|
; CHECK-NEXT: movdqa {{.*#+}} xmm1 = [2,3]
|
|
; CHECK-NEXT: .p2align 4, 0x90
|
|
; CHECK-NEXT: .LBB0_1: # %body
|
|
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
|
|
; CHECK-NEXT: movdqa %xmm0, -{{[0-9]+}}(%rsp)
|
|
; CHECK-NEXT: movq -24(%rsp,%rcx,8), %rdx
|
|
; CHECK-NEXT: movdqu %xmm0, (%rdi,%rdx,8)
|
|
; CHECK-NEXT: testq %rdx, %rdx
|
|
; CHECK-NEXT: movdqa %xmm1, %xmm0
|
|
; CHECK-NEXT: jne .LBB0_1
|
|
; CHECK-NEXT: # %bb.2: # %exit
|
|
; CHECK-NEXT: # kill: def $eax killed $eax killed $rax
|
|
; CHECK-NEXT: retq
|
|
entry:
|
|
br label %body
|
|
|
|
body:
|
|
%vec.ind = phi <2 x i64> [ <i64 0, i64 1>, %entry ], [ <i64 2, i64 3>, %body ]
|
|
%l13 = extractelement <2 x i64> %vec.ind, i32 %n
|
|
%l14 = getelementptr inbounds i64, i64* %perm, i64 %l13
|
|
%l15 = bitcast i64* %l14 to <2 x i64>*
|
|
store <2 x i64> %vec.ind, <2 x i64>* %l15, align 8
|
|
%niter.ncmp.3 = icmp eq i64 %l13, 0
|
|
br i1 %niter.ncmp.3, label %exit, label %body
|
|
|
|
exit:
|
|
ret i32 %n
|
|
|
|
}
|
|
|