144 lines
4.9 KiB
LLVM
144 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 -passes=inline -S < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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declare void @llvm.lifetime.start.p0(i64, ptr)
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declare void @llvm.lifetime.end.p0(i64, ptr)
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define void @helper_both_markers() {
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; CHECK-LABEL: define void @helper_both_markers() {
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; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 2, ptr [[A]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 2, ptr [[A]])
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; CHECK-NEXT: ret void
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;
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%a = alloca i8
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; Size in llvm.lifetime.start / llvm.lifetime.end differs from
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; allocation size. We should use the former.
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call void @llvm.lifetime.start.p0(i64 2, ptr %a)
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call void @llvm.lifetime.end.p0(i64 2, ptr %a)
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ret void
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}
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define void @test_both_markers() {
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; CHECK-LABEL: define void @test_both_markers() {
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; CHECK-NEXT: [[A_I1:%.*]] = alloca i8, align 1
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; CHECK-NEXT: [[A_I:%.*]] = alloca i8, align 1
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 2, ptr [[A_I]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 2, ptr [[A_I]])
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 2, ptr [[A_I1]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 2, ptr [[A_I1]])
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; CHECK-NEXT: ret void
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;
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call void @helper_both_markers()
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call void @helper_both_markers()
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ret void
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}
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;; Without this, the inliner will simplify out @test_no_marker before adding
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;; any lifetime markers.
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declare void @use(ptr %a)
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define void @helper_no_markers() {
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; CHECK-LABEL: define void @helper_no_markers() {
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; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1
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; CHECK-NEXT: call void @use(ptr [[A]])
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; CHECK-NEXT: ret void
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;
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%a = alloca i8 ; Allocation size is 1 byte.
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call void @use(ptr %a)
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ret void
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}
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define void @test_no_marker() {
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; CHECK-LABEL: define void @test_no_marker() {
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; CHECK-NEXT: [[A_I1:%.*]] = alloca i8, align 1
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; CHECK-NEXT: [[A_I:%.*]] = alloca i8, align 1
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 1, ptr [[A_I]])
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; CHECK-NEXT: call void @use(ptr [[A_I]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 1, ptr [[A_I]])
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 1, ptr [[A_I1]])
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; CHECK-NEXT: call void @use(ptr [[A_I1]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 1, ptr [[A_I1]])
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; CHECK-NEXT: ret void
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;
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call void @helper_no_markers()
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call void @helper_no_markers()
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ret void
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}
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define void @helper_two_casts() {
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; CHECK-LABEL: define void @helper_two_casts() {
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr [[A]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr [[A]])
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; CHECK-NEXT: ret void
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;
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%a = alloca i32
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call void @llvm.lifetime.start.p0(i64 4, ptr %a)
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call void @llvm.lifetime.end.p0(i64 4, ptr %a)
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ret void
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}
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define void @test_two_casts() {
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; CHECK-LABEL: define void @test_two_casts() {
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; CHECK-NEXT: [[A_I1:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[A_I:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr [[A_I]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr [[A_I]])
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr [[A_I1]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr [[A_I1]])
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; CHECK-NEXT: ret void
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;
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call void @helper_two_casts()
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call void @helper_two_casts()
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ret void
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}
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define void @helper_arrays_alloca() {
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; CHECK-LABEL: define void @helper_arrays_alloca() {
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; CHECK-NEXT: [[A:%.*]] = alloca [10 x i32], align 16
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; CHECK-NEXT: call void @use(ptr [[A]])
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; CHECK-NEXT: ret void
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;
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%a = alloca [10 x i32], align 16
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call void @use(ptr %a)
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ret void
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}
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define void @test_arrays_alloca() {
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; CHECK-LABEL: define void @test_arrays_alloca() {
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; CHECK-NEXT: [[A_I:%.*]] = alloca [10 x i32], align 16
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; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 40, ptr [[A_I]])
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; CHECK-NEXT: call void @use(ptr [[A_I]])
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; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 40, ptr [[A_I]])
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; CHECK-NEXT: ret void
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;
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call void @helper_arrays_alloca()
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ret void
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}
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%swift.error = type opaque
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define void @helper_swifterror_alloca() {
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; CHECK-LABEL: define void @helper_swifterror_alloca() {
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SWIFTERROR:%.*]] = alloca swifterror ptr, align 8
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; CHECK-NEXT: store ptr null, ptr [[SWIFTERROR]], align 8
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; CHECK-NEXT: ret void
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;
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entry:
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%swifterror = alloca swifterror ptr, align 8
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store ptr null, ptr %swifterror, align 8
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ret void
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}
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define void @test_swifterror_alloca() {
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; CHECK-LABEL: define void @test_swifterror_alloca() {
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; CHECK-NEXT: [[SWIFTERROR_I:%.*]] = alloca swifterror ptr, align 8
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; CHECK-NEXT: store ptr null, ptr [[SWIFTERROR_I]], align 8
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; CHECK-NEXT: ret void
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;
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call void @helper_swifterror_alloca()
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ret void
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}
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