1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-22 18:54:02 +01:00
llvm-mirror/test/Verifier/dereferenceable-md.ll
Ryan Taylor d817c75cad [IR][Verifier] Allow IntToPtrInst to be !dereferenceable
Summary:
Allow IntToPtrInst to carry !dereferenceable metadata tag.
This is valid since !dereferenceable can be only be applied to
pointer type values.

Change-Id: If8a6e3c616f073d51eaff52ab74535c29ed497b4

Subscribers: llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D64954

llvm-svn: 366826
2019-07-23 17:19:56 +00:00

129 lines
3.7 KiB
LLVM

; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s
declare i8* @foo()
define void @f1() {
entry:
call i8* @foo(), !dereferenceable !{i64 2}
ret void
}
; CHECK: dereferenceable, dereferenceable_or_null apply only to load and inttoptr instructions, use attributes for calls or invokes
; CHECK-NEXT: call i8* @foo()
define void @f2() {
entry:
call i8* @foo(), !dereferenceable_or_null !{i64 2}
ret void
}
; CHECK: dereferenceable, dereferenceable_or_null apply only to load and inttoptr instructions, use attributes for calls or invokes
; CHECK-NEXT: call i8* @foo()
define i8 @f3(i8* %x) {
entry:
%y = load i8, i8* %x, !dereferenceable !{i64 2}
ret i8 %y
}
; CHECK: dereferenceable, dereferenceable_or_null apply only to pointer types
; CHECK-NEXT: load i8, i8* %x
define i8 @f4(i8* %x) {
entry:
%y = load i8, i8* %x, !dereferenceable_or_null !{i64 2}
ret i8 %y
}
; CHECK: dereferenceable, dereferenceable_or_null apply only to pointer types
; CHECK-NEXT: load i8, i8* %x
define i8* @f5(i8** %x) {
entry:
%y = load i8*, i8** %x, !dereferenceable !{}
ret i8* %y
}
; CHECK: dereferenceable, dereferenceable_or_null take one operand
; CHECK-NEXT: load i8*, i8** %x
define i8* @f6(i8** %x) {
entry:
%y = load i8*, i8** %x, !dereferenceable_or_null !{}
ret i8* %y
}
; CHECK: dereferenceable, dereferenceable_or_null take one operand
; CHECK-NEXT: load i8*, i8** %x
define i8* @f7(i8** %x) {
entry:
%y = load i8*, i8** %x, !dereferenceable !{!"str"}
ret i8* %y
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: load i8*, i8** %x
define i8* @f8(i8** %x) {
entry:
%y = load i8*, i8** %x, !dereferenceable_or_null !{!"str"}
ret i8* %y
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: load i8*, i8** %x
define i8* @f9(i8** %x) {
entry:
%y = load i8*, i8** %x, !dereferenceable !{i32 2}
ret i8* %y
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: load i8*, i8** %x
define i8* @f10(i8** %x) {
entry:
%y = load i8*, i8** %x, !dereferenceable_or_null !{i32 2}
ret i8* %y
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: load i8*, i8** %x
define i8* @f_11(i8 %val) {
%ptr = inttoptr i8 %val to i8*, !dereferenceable !{i32 2}
ret i8* %ptr
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: %ptr = inttoptr i8 %val to i8*, !dereferenceable !3
define i8* @f_12(i8 %val) {
%ptr = inttoptr i8 %val to i8*, !dereferenceable_or_null !{i32 2}
ret i8* %ptr
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: %ptr = inttoptr i8 %val to i8*, !dereferenceable_or_null !3
define i8* @f_13(i8 %val) {
%ptr = inttoptr i8 %val to i8*, !dereferenceable !{}
ret i8* %ptr
}
; CHECK: dereferenceable, dereferenceable_or_null take one operand
; CHECK-NEXT: %ptr = inttoptr i8 %val to i8*, !dereferenceable !1
define i8* @f_14(i8 %val) {
%ptr = inttoptr i8 %val to i8*, !dereferenceable_or_null !{}
ret i8* %ptr
}
; CHECK: dereferenceable, dereferenceable_or_null take one operand
; CHECK-NEXT: %ptr = inttoptr i8 %val to i8*, !dereferenceable_or_null !1
define i8* @f_15(i8 %val) {
%ptr = inttoptr i8 %val to i8*, !dereferenceable !{!"str"}
ret i8* %ptr
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: %ptr = inttoptr i8 %val to i8*, !dereferenceable !2
define i8* @f_16(i8 %val) {
%ptr = inttoptr i8 %val to i8*, !dereferenceable_or_null !{!"str"}
ret i8* %ptr
}
; CHECK: dereferenceable, dereferenceable_or_null metadata value must be an i64!
; CHECK-NEXT: %ptr = inttoptr i8 %val to i8*, !dereferenceable_or_null !2