memory-only-referenced-from-access.ll
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; RUN: opt %loadPolly -polly-codegen-ppcg -polly-acc-dump-kernel-ir \
; RUN: -polly-invariant-load-hoisting -polly-ignore-aliasing \
; RUN: -polly-process-unprofitable -polly-ignore-parameter-bounds \
; RUN: -polly-acc-fail-on-verify-module-failure \
; RUN: -polly-acc-codegen-managed-memory \
; RUN: -disable-output < %s | \
; RUN: FileCheck %s
; REQUIRES: pollyacc
; Verify that we correctly generate a kernel even if certain invariant load
; hoisted parameters appear only in memory accesses, but not domain elements.
; CHECK: @FUNC_quux_SCOP_0_KERNEL_0(i8 addrspace(1)* %MemRef_tmp4, i32 %tmp3, i32 %tmp, i32 %tmp31, i32 %tmp2)
target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-unknown-linux-gnu"
%struct.hoge = type { i8*, i64, i64, [1 x %struct.widget] }
%struct.widget = type { i64, i64, i64 }
@global = external unnamed_addr global %struct.hoge, align 32
define void @quux(i32* noalias %arg, i32* noalias %arg1) {
bb:
%tmp = load i32, i32* %arg, align 4
%tmp2 = sext i32 %tmp to i64
%tmp3 = load i32, i32* %arg1, align 4
%tmp4 = load [0 x double]*, [0 x double]** bitcast (%struct.hoge* @global to [0 x double]**), align 32
br label %bb5
bb5: ; preds = %bb5, %bb
%tmp6 = phi i32 [ %tmp11, %bb5 ], [ 0, %bb ]
%tmp7 = sext i32 %tmp6 to i64
%tmp8 = sub nsw i64 %tmp7, %tmp2
%tmp9 = getelementptr [0 x double], [0 x double]* %tmp4, i64 0, i64 %tmp8
store double undef, double* %tmp9, align 8
%tmp10 = icmp eq i32 %tmp6, %tmp3
%tmp11 = add i32 %tmp6, 1
br i1 %tmp10, label %bb12, label %bb5
bb12: ; preds = %bb5
ret void
}