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TheRock/compiler/amd-llvm/llvm/test/Assembler/autoupgrade-lifetime-intrinsics.ll
derek.holloway 7502bf64a4
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102 lines
3.5 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S < %s | FileCheck %s
define void @strip_bitcast() {
; CHECK-LABEL: define void @strip_bitcast() {
; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1
; CHECK-NEXT: [[B:%.*]] = bitcast ptr [[A]] to ptr
; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[A]])
; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[A]])
; CHECK-NEXT: ret void
;
%a = alloca i8
%b = bitcast ptr %a to ptr
call void @llvm.lifetime.start.p0(i64 1, ptr %b)
call void @llvm.lifetime.end.p0(i64 1, ptr %b)
ret void
}
define void @strip_addrspacecast() {
; CHECK-LABEL: define void @strip_addrspacecast() {
; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1
; CHECK-NEXT: [[B:%.*]] = addrspacecast ptr [[A]] to ptr addrspace(1)
; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[A]])
; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[A]])
; CHECK-NEXT: ret void
;
%a = alloca i8
%b = addrspacecast ptr %a to ptr addrspace(1)
call void @llvm.lifetime.start.p1(i64 1, ptr addrspace(1) %b)
call void @llvm.lifetime.end.p1(i64 1, ptr addrspace(1) %b)
ret void
}
define void @strip_gep() {
; CHECK-LABEL: define void @strip_gep() {
; CHECK-NEXT: [[A:%.*]] = alloca [2 x i8], align 1
; CHECK-NEXT: [[B:%.*]] = getelementptr [2 x i8], ptr [[A]], i64 0, i64 0
; CHECK-NEXT: call void @llvm.lifetime.start.p0(ptr [[A]])
; CHECK-NEXT: call void @llvm.lifetime.end.p0(ptr [[A]])
; CHECK-NEXT: ret void
;
%a = alloca [2 x i8]
%b = getelementptr [2 x i8], ptr %a, i64 0, i64 0
call void @llvm.lifetime.start.p0(i64 1, ptr %b)
call void @llvm.lifetime.end.p0(i64 1, ptr %b)
ret void
}
define void @remove_unanalyzable(ptr %p) {
; CHECK-LABEL: define void @remove_unanalyzable(
; CHECK-SAME: ptr [[P:%.*]]) {
; CHECK-NEXT: ret void
;
call void @llvm.lifetime.start.p0(i64 1, ptr %p)
call void @llvm.lifetime.end.p0(i64 1, ptr %p)
ret void
}
define void @no_declaration() {
; CHECK-LABEL: define void @no_declaration() {
; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1, addrspace(2)
; CHECK-NEXT: call void @llvm.lifetime.start.p2(ptr addrspace(2) [[A]])
; CHECK-NEXT: call void @llvm.lifetime.end.p2(ptr addrspace(2) [[A]])
; CHECK-NEXT: ret void
;
%a = alloca i8, addrspace(2)
call void @llvm.lifetime.start.p2(i64 1, ptr addrspace(2) %a)
call void @llvm.lifetime.end.p2(i64 1, ptr addrspace(2) %a)
ret void
}
define void @no_suffix1() {
; CHECK-LABEL: define void @no_suffix1() {
; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1, addrspace(3)
; CHECK-NEXT: call void @llvm.lifetime.start.p3(ptr addrspace(3) [[A]])
; CHECK-NEXT: call void @llvm.lifetime.end.p3(ptr addrspace(3) [[A]])
; CHECK-NEXT: ret void
;
%a = alloca i8, addrspace(3)
call void @llvm.lifetime.start(i64 1, ptr addrspace(3) %a)
call void @llvm.lifetime.end(i64 1, ptr addrspace(3) %a)
ret void
}
define void @no_suffix2() {
; CHECK-LABEL: define void @no_suffix2() {
; CHECK-NEXT: [[A:%.*]] = alloca i8, align 1, addrspace(4)
; CHECK-NEXT: call void @llvm.lifetime.start.p4(ptr addrspace(4) [[A]])
; CHECK-NEXT: call void @llvm.lifetime.end.p4(ptr addrspace(4) [[A]])
; CHECK-NEXT: ret void
;
%a = alloca i8, addrspace(4)
call void @llvm.lifetime.start(i64 1, ptr addrspace(4) %a)
call void @llvm.lifetime.end(i64 1, ptr addrspace(4) %a)
ret void
}
declare void @llvm.lifetime.start.p0(i64, ptr)
declare void @llvm.lifetime.end.p0(i64, ptr)
declare void @llvm.lifetime.start.p1(i64, ptr addrspace(1))
declare void @llvm.lifetime.end.p1(i64, ptr addrspace(1))