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llvm-project/llvm/test/Verifier/non-integral-pointers.ll

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[IR] Introduce a non-integral pointer type Summary: This change adds a `ni` specifier in the `datalayout` string to denote pointers in some given address spaces as "non-integral", and adds some typing rules around these special pointers. Reviewers: majnemer, chandlerc, atrick, dberlin, eli.friedman, tstellarAMD, arsenm Subscribers: arsenm, mcrosier, llvm-commits Differential Revision: https://reviews.llvm.org/D22488 llvm-svn: 277085
2016-07-29 07:43:38 +08:00
; RUN: not opt -verify < %s 2>&1 | FileCheck %s
target datalayout = "e-ni:4:6"
define i64 @f_0(i8 addrspace(4)* %ptr) {
; CHECK: ptrtoint not supported for non-integral pointers
%val = ptrtoint i8 addrspace(4)* %ptr to i64
ret i64 %val
}
define <4 x i64> @f_1(<4 x i8 addrspace(4)*> %ptr) {
; CHECK: ptrtoint not supported for non-integral pointers
%val = ptrtoint <4 x i8 addrspace(4)*> %ptr to <4 x i64>
ret <4 x i64> %val
}
define i64 @f_2(i8 addrspace(3)* %ptr) {
; Negative test
%val = ptrtoint i8 addrspace(3)* %ptr to i64
ret i64 %val
}
define i8 addrspace(4)* @f_3(i64 %integer) {
; CHECK: inttoptr not supported for non-integral pointers
%val = inttoptr i64 %integer to i8 addrspace(4)*
ret i8 addrspace(4)* %val
}
define <4 x i8 addrspace(4)*> @f_4(<4 x i64> %integer) {
; CHECK: inttoptr not supported for non-integral pointers
%val = inttoptr <4 x i64> %integer to <4 x i8 addrspace(4)*>
ret <4 x i8 addrspace(4)*> %val
}
define i8 addrspace(3)* @f_5(i64 %integer) {
; Negative test
%val = inttoptr i64 %integer to i8 addrspace(3)*
ret i8 addrspace(3)* %val
}
define i64 @f_6(i8 addrspace(6)* %ptr) {
; CHECK: ptrtoint not supported for non-integral pointers
%val = ptrtoint i8 addrspace(6)* %ptr to i64
ret i64 %val
}
[Verifier] Disallow illegal ptr<->int casts in ConstantExprs This should have been a part of rL277085, but I hadn't considered this case. llvm-svn: 277413
2016-08-02 10:55:57 +08:00
define i8 addrspace(4)* @f_7() {
; CHECK: inttoptr not supported for non-integral pointers
ret i8 addrspace(4)* inttoptr (i64 50 to i8 addrspace(4)*)
}
@global0 = addrspace(4) constant i8 42
define i64 @f_8() {
; CHECK: ptrtoint not supported for non-integral pointers
ret i64 ptrtoint (i8 addrspace(4)* @global0 to i64)
}
[Verifier] Improve test coverage for rL277413 As suggest via post-commit review. llvm-svn: 277414
2016-08-02 11:23:22 +08:00
define i8 addrspace(4)* @f_9() {
; CHECK: inttoptr not supported for non-integral pointers
ret i8 addrspace(4)* getelementptr (i8, i8 addrspace(4)* inttoptr (i64 55 to i8 addrspace(4)*), i32 100)
}
@global1 = addrspace(4) constant i8 42
[Verifier] Add more tests related to non-integral pointers As suggested by Matt Arsenault in post-commit review. llvm-svn: 277550
2016-08-03 07:32:53 +08:00
define i8 addrspace(4)* @f_10() {
[Verifier] Improve test coverage for rL277413 As suggest via post-commit review. llvm-svn: 277414
2016-08-02 11:23:22 +08:00
; CHECK: ptrtoint not supported for non-integral pointers
ret i8 addrspace(4)* getelementptr (i8, i8 addrspace(4)* @global0, i64 ptrtoint (i8 addrspace(4)* @global1 to i64))
}
[Verifier] Add more tests related to non-integral pointers As suggested by Matt Arsenault in post-commit review. llvm-svn: 277550
2016-08-03 07:32:53 +08:00
@cycle_0 = addrspace(4) constant i64 ptrtoint (i64 addrspace(4)* addrspace(4)* @cycle_1 to i64)
@cycle_1 = addrspace(4) constant i64 addrspace(4) * @cycle_0
define i64 addrspace(4)* addrspace(4)* @f_11() {
; CHECK: ptrtoint not supported for non-integral pointers
ret i64 addrspace(4)* addrspace(4)* @cycle_1
}
@cycle_self = addrspace(4) constant i64 ptrtoint (i64 addrspace(4)* @cycle_self to i64)
define i64 addrspace(4)* @f_12() {
; CHECK: ptrtoint not supported for non-integral pointers
ret i64 addrspace(4)* @cycle_self
}