forked from OSchip/llvm-project
124 lines
3.2 KiB
LLVM
124 lines
3.2 KiB
LLVM
; RUN: opt -S -always-inline < %s | FileCheck %s
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declare i8 @llvm.experimental.deoptimize.i8(...)
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declare i32 @llvm.experimental.deoptimize.i32(...)
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define i8 @callee(i1* %c) alwaysinline {
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%c0 = load volatile i1, i1* %c
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br i1 %c0, label %left, label %right
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left:
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%c1 = load volatile i1, i1* %c
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br i1 %c1, label %lleft, label %lright
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lleft:
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%v0 = call i8(...) @llvm.experimental.deoptimize.i8(i32 1) [ "deopt"(i32 1) ]
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ret i8 %v0
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lright:
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ret i8 10
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right:
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%c2 = load volatile i1, i1* %c
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br i1 %c2, label %rleft, label %rright
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rleft:
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%v1 = call i8(...) @llvm.experimental.deoptimize.i8(i32 1, i32 300, float 500.0, <2 x i32*> undef) [ "deopt"(i32 1) ]
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ret i8 %v1
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rright:
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%v2 = call i8(...) @llvm.experimental.deoptimize.i8() [ "deopt"(i32 1) ]
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ret i8 %v2
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}
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define void @caller_0(i1* %c, i8* %ptr) {
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; CHECK-LABEL: @caller_0(
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entry:
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%v = call i8 @callee(i1* %c) [ "deopt"(i32 2) ]
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store i8 %v, i8* %ptr
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ret void
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; CHECK: lleft.i:
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; CHECK-NEXT: call void (...) @llvm.experimental.deoptimize.isVoid(i32 1) [ "deopt"(i32 2, i32 1) ]
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; CHECK-NEXT: ret void
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; CHECK: rleft.i:
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; CHECK-NEXT: call void (...) @llvm.experimental.deoptimize.isVoid(i32 1, i32 300, float 5.000000e+02, <2 x i32*> undef) [ "deopt"(i32 2, i32 1) ]
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; CHECK-NEXT: ret void
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; CHECK: rright.i:
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; CHECK-NEXT: call void (...) @llvm.experimental.deoptimize.isVoid() [ "deopt"(i32 2, i32 1) ]
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; CHECK-NEXT: ret void
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; CHECK: callee.exit:
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; CHECK-NEXT: store i8 10, i8* %ptr
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; CHECK-NEXT: ret void
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}
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define i32 @caller_1(i1* %c, i8* %ptr) personality i8 3 {
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; CHECK-LABEL: @caller_1(
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entry:
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%v = invoke i8 @callee(i1* %c) [ "deopt"(i32 3) ] to label %normal
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unwind label %unwind
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; CHECK: lleft.i:
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; CHECK-NEXT: %0 = call i32 (...) @llvm.experimental.deoptimize.i32(i32 1) [ "deopt"(i32 3, i32 1) ]
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; CHECK-NEXT: ret i32 %0
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; CHECK: rleft.i:
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; CHECK-NEXT: %1 = call i32 (...) @llvm.experimental.deoptimize.i32(i32 1, i32 300, float 5.000000e+02, <2 x i32*> undef) [ "deopt"(i32 3, i32 1) ]
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; CHECK-NEXT: ret i32 %1
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; CHECK: rright.i:
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; CHECK-NEXT: %2 = call i32 (...) @llvm.experimental.deoptimize.i32() [ "deopt"(i32 3, i32 1) ]
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; CHECK-NEXT: ret i32 %2
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; CHECK: callee.exit:
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; CHECK-NEXT: br label %normal
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; CHECK: normal:
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; CHECK-NEXT: store i8 10, i8* %ptr
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; CHECK-NEXT: ret i32 42
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unwind:
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%lp = landingpad i32 cleanup
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ret i32 43
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normal:
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store i8 %v, i8* %ptr
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ret i32 42
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}
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define i8 @callee_with_alloca() alwaysinline {
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%t = alloca i8
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%v0 = call i8(...) @llvm.experimental.deoptimize.i8(i32 1) [ "deopt"(i8* %t) ]
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ret i8 %v0
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}
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define void @caller_with_lifetime() {
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; CHECK-LABLE: @caller_with_lifetime(
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; CHECK: call void (...) @llvm.experimental.deoptimize.isVoid(i32 1) [ "deopt"(i8* %t.i) ]
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; CHECK-NEXT: ret void
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entry:
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call i8 @callee_with_alloca();
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ret void
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}
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define i8 @callee_with_dynamic_alloca(i32 %n) alwaysinline {
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%p = alloca i8, i32 %n
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%v = call i8(...) @llvm.experimental.deoptimize.i8(i32 1) [ "deopt"(i8* %p) ]
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ret i8 %v
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}
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define void @caller_with_stacksaverestore(i32 %n) {
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; CHECK-LABEL: void @caller_with_stacksaverestore(
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; CHECK: call void (...) @llvm.experimental.deoptimize.isVoid(i32 1) [ "deopt"(i8* %p.i) ]
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; CHECK-NEXT: ret void
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%p = alloca i32, i32 %n
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call i8 @callee_with_dynamic_alloca(i32 %n)
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ret void
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}
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