1; RUN: opt %loadPolly -disable-output -polly-acc-dump-kernel-ir \ 2; RUN: -polly-codegen-ppcg -polly-scops \ 3; RUN: -polly-invariant-load-hoisting < %s | FileCheck %s 4 5; REQUIRES: pollyacc 6 7; Verify that invariant loads used in a kernel statement are correctly forwarded 8; as subtree value to the GPU kernel. 9 10; CHECK: define ptx_kernel void @FUNC_foo_SCOP_0_KERNEL_0({{.*}} float %polly.access.p.load) 11; CHECK: store float %polly.access.p.load, float* %indvar2f.phiops 12 13define void @foo(float* %A, float* %p) { 14entry: 15 br label %loop 16 17loop: 18 %indvar = phi i64 [0, %entry], [%indvar.next, %loop] 19 %indvar.next = add i64 %indvar, 1 20 %invariant = load float, float* %p 21 %ptr = getelementptr float, float* %A, i64 %indvar 22 store float 42.0, float* %ptr 23 %cmp = icmp sle i64 %indvar, 1024 24 br i1 %cmp, label %loop, label %loop2 25 26loop2: 27 %indvar2 = phi i64 [0, %loop], [%indvar2.next, %loop2] 28 %indvar2f = phi float [%invariant, %loop], [%indvar2f, %loop2] 29 %indvar2.next = add i64 %indvar2, 1 30 store float %indvar2f, float* %A 31 %cmp2 = icmp sle i64 %indvar2, 1024 32 br i1 %cmp2, label %loop2, label %end 33 34end: 35 ret void 36 37} 38