2021-04-02 23:56:49 +08:00
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; RUN: opt -S -rewrite-statepoints-for-gc < %s | FileCheck %s
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; RUN: opt -S -passes=rewrite-statepoints-for-gc < %s | FileCheck %s
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; Ensure we're stipping attributes from the function signatures which are invalid
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; after inserting safepoints with explicit memory semantics
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declare void @f()
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define i8 addrspace(1)* @deref_arg(i8 addrspace(1)* dereferenceable(16) %arg) gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @deref_arg(i8 addrspace(1)* %arg)
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define dereferenceable(16) i8 addrspace(1)* @deref_ret(i8 addrspace(1)* %arg) gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @deref_ret(i8 addrspace(1)* %arg)
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @deref_or_null_arg(i8 addrspace(1)* dereferenceable_or_null(16) %arg) gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @deref_or_null_arg(i8 addrspace(1)* %arg)
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define dereferenceable_or_null(16) i8 addrspace(1)* @deref_or_null_ret(i8 addrspace(1)* %arg) gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @deref_or_null_ret(i8 addrspace(1)* %arg)
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @noalias_arg(i8 addrspace(1)* noalias %arg) gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @noalias_arg(i8 addrspace(1)* %arg)
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define noalias i8 addrspace(1)* @noalias_ret(i8 addrspace(1)* %arg) gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @noalias_ret(i8 addrspace(1)* %arg)
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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2021-04-03 00:12:24 +08:00
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define i8 addrspace(1)* @nofree(i8 addrspace(1)* nofree %arg) nofree gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @nofree(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @nosync(i8 addrspace(1)* %arg) nosync gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @nosync(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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2021-05-14 22:52:34 +08:00
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define i8 addrspace(1)* @readnone(i8 addrspace(1)* readnone %arg) readnone gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @readnone(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @readonly(i8 addrspace(1)* readonly %arg) readonly gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @readonly(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @writeonly(i8 addrspace(1)* writeonly %arg) writeonly gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @writeonly(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @argmemonly(i8 addrspace(1)* %arg) argmemonly gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @argmemonly(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @inaccessiblememonly(i8 addrspace(1)* %arg) inaccessiblememonly gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @inaccessiblememonly(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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define i8 addrspace(1)* @inaccessiblemem_or_argmemonly(i8 addrspace(1)* %arg) inaccessiblemem_or_argmemonly gc "statepoint-example" {
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; CHECK: define i8 addrspace(1)* @inaccessiblemem_or_argmemonly(i8 addrspace(1)* %arg) gc "statepoint-example" {
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call void @f()
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ret i8 addrspace(1)* %arg
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}
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