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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s
define void @loop(i64 %n, double* nocapture %d) nounwind {
; CHECK-LABEL: loop:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: movq %rdi, %rax
; CHECK-NEXT: shlq $4, %rax
; CHECK-NEXT: addq %rsi, %rax
; CHECK-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; CHECK-NEXT: .p2align 4, 0x90
; CHECK-NEXT: .LBB0_1: # %bb
; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
; CHECK-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
; CHECK-NEXT: mulsd %xmm0, %xmm1
; CHECK-NEXT: movsd %xmm1, (%rax)
; CHECK-NEXT: addq $8, %rax
; CHECK-NEXT: incq %rdi
; CHECK-NEXT: jne .LBB0_1
; CHECK-NEXT: # %bb.2: # %return
; CHECK-NEXT: retq
entry:
br label %bb
bb:
%indvar = phi i64 [ %n, %entry ], [ %indvar.next, %bb ]
%i.03 = add i64 %indvar, %n
%0 = getelementptr double, double* %d, i64 %i.03
%1 = load double, double* %0, align 8
%2 = fmul double %1, 3.000000e+00
store double %2, double* %0, align 8
%indvar.next = add i64 %indvar, 1
%exitcond = icmp eq i64 %indvar.next, 0
br i1 %exitcond, label %return, label %bb
return:
ret void
}
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