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;; struct Node;
;; typedef struct {
;; __global struct Node* pNext;
;; } Node;
;;
;; __kernel void verify_linked_lists(__global Node* pNodes)
;; {
;; __global Node *pNode = pNodes;
;;
;; for(int j=0; j < 10; j++) {
;; pNode = pNode->pNext;
;; }
;; }
; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
%struct.Node = type { %struct.Node.0 addrspace(1)* }
%struct.Node.0 = type opaque
define spir_kernel void @verify_linked_lists(%struct.Node addrspace(1)* %pNodes) {
entry:
br label %for.cond
for.cond: ; preds = %for.inc, %entry
%pNode.0 = phi %struct.Node addrspace(1)* [ %pNodes, %entry ], [ %1, %for.inc ]
%j.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
; CHECK: %[[#]] = OpPhi %[[#]] %[[#]] %[[#]] %[[#BitcastResultId:]] %[[#]]
; CHECK-NEXT: OpPhi
%cmp = icmp slt i32 %j.0, 10
br i1 %cmp, label %for.body, label %for.end
for.body: ; preds = %for.cond
%pNext = getelementptr inbounds %struct.Node, %struct.Node addrspace(1)* %pNode.0, i32 0, i32 0
%0 = load %struct.Node.0 addrspace(1)*, %struct.Node.0 addrspace(1)* addrspace(1)* %pNext, align 4
%1 = bitcast %struct.Node.0 addrspace(1)* %0 to %struct.Node addrspace(1)*
; CHECK: %[[#LoadResultId:]] = OpLoad %[[#]]
; CHECK: %[[#BitcastResultId]] = OpBitcast %[[#]] %[[#LoadResultId]]
br label %for.inc
for.inc: ; preds = %for.body
%inc = add nsw i32 %j.0, 1
br label %for.cond
for.end: ; preds = %for.cond
ret void
}
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