89 lines
3.1 KiB
LLVM
89 lines
3.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs
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; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
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; Show that we do not outline when all of the phi nodes in the end
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; block are not included in the region.
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define void @function1(i32* %a, i32* %b) {
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entry:
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%0 = alloca i32, align 4
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%c = load i32, i32* %0, align 4
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%z = add i32 %c, %c
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br i1 true, label %test1, label %first
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test1:
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%e = load i32, i32* %0, align 4
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%1 = add i32 %c, %c
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br i1 true, label %first, label %test
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test:
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%d = load i32, i32* %0, align 4
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br i1 true, label %first, label %next
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first:
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%2 = phi i32 [ %d, %test ], [ %e, %test1 ], [ %c, %entry ]
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%3 = phi i32 [ %d, %test ], [ %e, %test1 ], [ %c, %entry ]
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ret void
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next:
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ret void
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}
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define void @function2(i32* %a, i32* %b) {
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entry:
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%0 = alloca i32, align 4
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%c = load i32, i32* %0, align 4
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%z = mul i32 %c, %c
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br i1 true, label %test1, label %first
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test1:
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%e = load i32, i32* %0, align 4
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%1 = add i32 %c, %c
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br i1 true, label %first, label %test
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test:
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%d = load i32, i32* %0, align 4
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br i1 true, label %first, label %next
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first:
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%2 = phi i32 [ %d, %test ], [ %e, %test1 ], [ %c, %entry ]
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%3 = phi i32 [ %d, %test ], [ %c, %entry ], [ %e, %test1 ]
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ret void
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next:
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ret void
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}
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; CHECK-LABEL: @function1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[C:%.*]] = load i32, i32* [[TMP0]], align 4
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; CHECK-NEXT: [[Z:%.*]] = add i32 [[C]], [[C]]
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; CHECK-NEXT: br i1 true, label [[TEST1:%.*]], label [[FIRST:%.*]]
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; CHECK: test1:
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; CHECK-NEXT: [[E:%.*]] = load i32, i32* [[TMP0]], align 4
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; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[C]], [[C]]
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; CHECK-NEXT: br i1 true, label [[FIRST]], label [[TEST:%.*]]
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; CHECK: test:
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; CHECK-NEXT: [[D:%.*]] = load i32, i32* [[TMP0]], align 4
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; CHECK-NEXT: br i1 true, label [[FIRST]], label [[NEXT:%.*]]
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; CHECK: first:
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; CHECK-NEXT: [[TMP2:%.*]] = phi i32 [ [[D]], [[TEST]] ], [ [[E]], [[TEST1]] ], [ [[C]], [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[TMP3:%.*]] = phi i32 [ [[D]], [[TEST]] ], [ [[E]], [[TEST1]] ], [ [[C]], [[ENTRY]] ]
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; CHECK-NEXT: ret void
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; CHECK: next:
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; CHECK-NEXT: ret void
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;
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;
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; CHECK-LABEL: @function2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[TMP0:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[C:%.*]] = load i32, i32* [[TMP0]], align 4
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; CHECK-NEXT: [[Z:%.*]] = mul i32 [[C]], [[C]]
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; CHECK-NEXT: br i1 true, label [[TEST1:%.*]], label [[FIRST:%.*]]
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; CHECK: test1:
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; CHECK-NEXT: [[E:%.*]] = load i32, i32* [[TMP0]], align 4
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; CHECK-NEXT: [[TMP1:%.*]] = add i32 [[C]], [[C]]
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; CHECK-NEXT: br i1 true, label [[FIRST]], label [[TEST:%.*]]
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; CHECK: test:
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; CHECK-NEXT: [[D:%.*]] = load i32, i32* [[TMP0]], align 4
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; CHECK-NEXT: br i1 true, label [[FIRST]], label [[NEXT:%.*]]
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; CHECK: first:
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; CHECK-NEXT: [[TMP2:%.*]] = phi i32 [ [[D]], [[TEST]] ], [ [[E]], [[TEST1]] ], [ [[C]], [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[TMP3:%.*]] = phi i32 [ [[D]], [[TEST]] ], [ [[C]], [[ENTRY]] ], [ [[E]], [[TEST1]] ]
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; CHECK-NEXT: ret void
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; CHECK: next:
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; CHECK-NEXT: ret void
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;
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