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59 lines
2.7 KiB
LLVM
59 lines
2.7 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes
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; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
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; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
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; Make sure we need a single iteration to determine the chains are dead/alive.
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declare i32 @source() nounwind readonly
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define i32 @chain_dead(i32 %arg) {
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; CHECK-LABEL: define {{[^@]+}}@chain_dead
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; CHECK-SAME: (i32 [[ARG:%.*]])
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; CHECK-NEXT: ret i32 0
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;
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%init = call i32 @source()
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%v0 = add i32 %arg, %init
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%v1 = add i32 %init, %v0
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%v2 = add i32 %v0, %v1
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%v3 = add i32 %v1, %v2
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%v4 = add i32 %v2, %v3
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%v5 = add i32 %v3, %v4
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%v6 = add i32 %v4, %v5
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%v7 = add i32 %v5, %v6
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%v8 = add i32 %v6, %v7
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%v9 = add i32 %v7, %v8
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ret i32 0
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}
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define i32 @chain_alive(i32 %arg) {
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; CHECK-LABEL: define {{[^@]+}}@chain_alive
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; CHECK-SAME: (i32 [[ARG:%.*]])
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; CHECK-NEXT: [[INIT:%.*]] = call i32 @source()
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; CHECK-NEXT: [[V0:%.*]] = add i32 [[ARG]], [[INIT]]
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; CHECK-NEXT: [[V1:%.*]] = add i32 [[INIT]], [[V0]]
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; CHECK-NEXT: [[V2:%.*]] = add i32 [[V0]], [[V1]]
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; CHECK-NEXT: [[V3:%.*]] = add i32 [[V1]], [[V2]]
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; CHECK-NEXT: [[V4:%.*]] = add i32 [[V2]], [[V3]]
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; CHECK-NEXT: [[V5:%.*]] = add i32 [[V3]], [[V4]]
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; CHECK-NEXT: [[V6:%.*]] = add i32 [[V4]], [[V5]]
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; CHECK-NEXT: [[V7:%.*]] = add i32 [[V5]], [[V6]]
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; CHECK-NEXT: [[V8:%.*]] = add i32 [[V6]], [[V7]]
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; CHECK-NEXT: [[V9:%.*]] = add i32 [[V7]], [[V8]]
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; CHECK-NEXT: ret i32 [[V9]]
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;
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%init = call i32 @source()
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%v0 = add i32 %arg, %init
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%v1 = add i32 %init, %v0
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%v2 = add i32 %v0, %v1
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%v3 = add i32 %v1, %v2
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%v4 = add i32 %v2, %v3
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%v5 = add i32 %v3, %v4
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%v6 = add i32 %v4, %v5
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%v7 = add i32 %v5, %v6
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%v8 = add i32 %v6, %v7
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%v9 = add i32 %v7, %v8
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ret i32 %v9
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}
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