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test/FixupStructuredCFG/multiple_inner_loop_phi_values.ll
37 строк
999 B
alan-baker
Fix loop merge and continue as same block (#485)
08 янв 2020, 06:31
Не верифицирован
08 янв 2020, 06:31
9580aef
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; RUN: clspv-opt -FixupStructuredCFG %s -o %t ; RUN: FileCheck %s < %t ; CHECK-LABEL: @foo ; CHECK: inner1: ; CHECK-NEXT: br i1 undef, label %inner2, label %[[new:[a-zA-Z0-9_]+]] ; CHECK: inner2: ; CHECK-NEXT: br i1 undef, label %inner1, label %[[new]] ; CHECK: [[new]]: ; CHECK-NEXT: %[[phi:[a-zA-Z0-9_]+]] = phi i32 [ 1, %inner2 ], [ 0, %inner1 ] ; CHECK-NEXT: br label %outer_latch ; CHECK: outer_latch: ; CHECK-NEXT: phi i32 [ 2, %outer ], [ %[[phi]], %[[new]] ] target datalayout = "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024" target triple = "spir-unknown-unknown" define spir_kernel void @foo(i32 %x) { entry: br label %outer outer: br i1 undef, label %inner1, label %outer_latch inner1: br i1 undef, label %inner2, label %outer_latch inner2: br i1 undef, label %inner1, label %outer_latch outer_latch: %phi = phi i32 [ 0, %inner1 ], [ 1, %inner2 ], [ 2, %outer ] br i1 undef, label %outer, label %exit exit: ret void }