36 lines
1.1 KiB
LLVM
36 lines
1.1 KiB
LLVM
; RUN: opt < %s -passes='print<loop-cache-cost>' -disable-output 2>&1 | FileCheck %s
|
|
|
|
target datalayout = "e-m:e-i64:64-n32:64"
|
|
target triple = "powerpc64le-unknown-linux-gnu"
|
|
|
|
; Check IndexedReference::computeRefCost can handle type differences between
|
|
; Stride and TripCount
|
|
|
|
; CHECK: Loop 'for.cond' has cost = 64
|
|
|
|
%struct._Handleitem = type { %struct._Handleitem* }
|
|
|
|
define void @handle_to_ptr(%struct._Handleitem** %blocks) {
|
|
; Preheader:
|
|
entry:
|
|
br label %for.cond
|
|
|
|
; Loop:
|
|
for.cond: ; preds = %for.body, %entry
|
|
%i.0 = phi i32 [ 1, %entry ], [ %inc, %for.body ]
|
|
%cmp = icmp ult i32 %i.0, 1024
|
|
br i1 %cmp, label %for.body, label %for.end
|
|
|
|
for.body: ; preds = %for.cond
|
|
%idxprom = zext i32 %i.0 to i64
|
|
%arrayidx = getelementptr inbounds %struct._Handleitem*, %struct._Handleitem** %blocks, i64 %idxprom
|
|
store %struct._Handleitem* null, %struct._Handleitem** %arrayidx, align 8
|
|
%inc = add nuw nsw i32 %i.0, 1
|
|
br label %for.cond
|
|
|
|
; Exit blocks
|
|
for.end: ; preds = %for.cond
|
|
ret void
|
|
|
|
}
|