36 lines
1.4 KiB
LLVM
36 lines
1.4 KiB
LLVM
; RUN: opt -rewrite-statepoints-for-gc -S < %s | FileCheck %s
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; RUN: opt -passes=rewrite-statepoints-for-gc -S < %s | FileCheck %s
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; Check that the "deopt-lowering" function attribute gets transcoded into
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; flags on the resulting statepoint
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.11.0"
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declare void @foo()
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declare void @bar() "deopt-lowering"="live-in"
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declare void @baz() "deopt-lowering"="live-through"
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define void @test1() gc "statepoint-example" {
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; CHECK-LABEL: @test1(
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; CHECK: @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 1, i32 57)
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; CHECK: @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @bar, i32 0, i32 2, i32 0, i32 1, i32 42)
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; CHECK: @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @baz, i32 0, i32 0, i32 0, i32 1, i32 13)
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entry:
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call void @foo() [ "deopt"(i32 57) ]
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call void @bar() [ "deopt"(i32 42) ]
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call void @baz() [ "deopt"(i32 13) ]
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ret void
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}
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; add deopt-lowering attribute as part of callsite
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define void @test2() gc "statepoint-example" {
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; CHECK-LABEL: @test2(
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; CHECK: @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* @foo, i32 0, i32 2, i32 0, i32 1, i32 57)
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entry:
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call void @foo() "deopt-lowering"="live-in" [ "deopt"(i32 57) ]
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ret void
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}
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