188 lines
4.9 KiB
LLVM
188 lines
4.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
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; RUN: opt -S -passes=inline %s | FileCheck %s
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; RUN: opt -S -passes='cgscc(inline)' %s | FileCheck %s
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; RUN: opt -S -passes='module-inline' %s | FileCheck %s
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declare void @foo()
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declare void @bar()
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define void @callee(ptr %arg) {
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; CHECK-LABEL: define void @callee
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; CHECK-SAME: (ptr [[ARG:%.*]]) {
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[ARG]], null
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; CHECK-NEXT: br i1 [[CMP]], label [[EXPENSIVE:%.*]], label [[DONE:%.*]]
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; CHECK: expensive:
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: ret void
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; CHECK: done:
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; CHECK-NEXT: call void @bar()
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; CHECK-NEXT: ret void
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;
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%cmp = icmp eq ptr %arg, null
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br i1 %cmp, label %expensive, label %done
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; This block is designed to be too expensive to inline. We can only inline
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; callee if this block is known to be dead.
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expensive:
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call void @foo()
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call void @foo()
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call void @foo()
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call void @foo()
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call void @foo()
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call void @foo()
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call void @foo()
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call void @foo()
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call void @foo()
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call void @foo()
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ret void
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done:
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call void @bar()
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ret void
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}
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; Positive test - arg is known non null
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define void @caller(ptr nonnull %arg) {
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; CHECK-LABEL: define void @caller
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; CHECK-SAME: (ptr nonnull [[ARG:%.*]]) {
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; CHECK-NEXT: call void @bar()
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; CHECK-NEXT: ret void
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;
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call void @callee(ptr nonnull %arg)
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ret void
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}
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; Negative test - arg is not known to be non null
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define void @caller2(ptr %arg) {
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; CHECK-LABEL: define void @caller2
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; CHECK-SAME: (ptr [[ARG:%.*]]) {
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; CHECK-NEXT: call void @callee(ptr [[ARG]])
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; CHECK-NEXT: ret void
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;
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call void @callee(ptr %arg)
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ret void
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}
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define void @caller3(ptr %arg) {
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; CHECK-LABEL: define void @caller3
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; CHECK-SAME: (ptr [[ARG:%.*]]) {
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; CHECK-NEXT: [[CMP_I:%.*]] = icmp eq ptr [[ARG]], null
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; CHECK-NEXT: br i1 [[CMP_I]], label [[EXPENSIVE_I:%.*]], label [[DONE_I:%.*]]
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; CHECK: expensive.i:
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: call void @foo()
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; CHECK-NEXT: br label [[CALLEE_EXIT:%.*]]
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; CHECK: done.i:
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; CHECK-NEXT: call void @bar()
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; CHECK-NEXT: br label [[CALLEE_EXIT]]
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; CHECK: callee.exit:
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; CHECK-NEXT: ret void
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;
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call void @callee(ptr nonnull %arg)
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ret void
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}
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define void @caller4(ptr dereferenceable(8) %arg) {
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; CHECK-LABEL: define void @caller4
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; CHECK-SAME: (ptr dereferenceable(8) [[ARG:%.*]]) {
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; CHECK-NEXT: call void @callee(ptr dereferenceable(8) [[ARG]])
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; CHECK-NEXT: ret void
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;
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call void @callee(ptr dereferenceable(8) %arg)
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ret void
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}
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define void @caller5(ptr dereferenceable(8) %arg) {
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; CHECK-LABEL: define void @caller5
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; CHECK-SAME: (ptr dereferenceable(8) [[ARG:%.*]]) {
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; CHECK-NEXT: call void @callee(ptr [[ARG]])
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; CHECK-NEXT: ret void
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;
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call void @callee(ptr %arg)
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ret void
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}
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define void @caller6(ptr %arg) {
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; CHECK-LABEL: define void @caller6
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; CHECK-SAME: (ptr [[ARG:%.*]]) {
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; CHECK-NEXT: call void @callee(ptr dereferenceable(8) [[ARG]])
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; CHECK-NEXT: ret void
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;
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call void @callee(ptr dereferenceable(8) %arg)
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ret void
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}
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declare ptr @buz()
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define nonnull ptr @callee7() {
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; CHECK-LABEL: define nonnull ptr @callee7() {
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; CHECK-NEXT: [[R:%.*]] = call ptr @buz() #[[ATTR0:[0-9]+]]
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; CHECK-NEXT: ret ptr [[R]]
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;
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%r = call ptr @buz() willreturn nounwind
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ret ptr %r
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}
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define ptr @caller7() {
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; CHECK-LABEL: define ptr @caller7() {
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; CHECK-NEXT: [[R_I:%.*]] = call nonnull ptr @buz() #[[ATTR0]]
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; CHECK-NEXT: ret ptr [[R_I]]
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;
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%r = call ptr @callee7()
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ret ptr %r
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}
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define nonnull ptr @callee8() {
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; CHECK-LABEL: define nonnull ptr @callee8() {
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; CHECK-NEXT: [[R:%.*]] = call ptr @buz()
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; CHECK-NEXT: ret ptr [[R]]
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;
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%r = call ptr @buz()
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ret ptr %r
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}
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define ptr @caller8() {
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; CHECK-LABEL: define ptr @caller8() {
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; CHECK-NEXT: [[R_I:%.*]] = call nonnull ptr @buz()
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; CHECK-NEXT: ret ptr [[R_I]]
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;
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%r = call nonnull ptr @callee8()
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ret ptr %r
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}
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define ptr @callee9() {
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; CHECK-LABEL: define ptr @callee9() {
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; CHECK-NEXT: [[R:%.*]] = call ptr @buz()
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; CHECK-NEXT: call void @foo() #[[ATTR1:[0-9]+]]
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; CHECK-NEXT: ret ptr [[R]]
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;
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%r = call ptr @buz()
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call void @foo() nounwind
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ret ptr %r
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}
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define ptr @caller9() {
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; CHECK-LABEL: define ptr @caller9() {
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; CHECK-NEXT: [[R_I:%.*]] = call ptr @buz()
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; CHECK-NEXT: call void @foo() #[[ATTR1]]
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; CHECK-NEXT: ret ptr [[R_I]]
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;
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%r = call nonnull ptr @callee9()
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ret ptr %r
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}
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