Files
clang-p2996/llvm/test/CodeGen/AMDGPU/amdgpu-alias-analysis.ll
Neil Henning 523dab0788 [AMDGPU] Add an experimental buffer fat pointer address space.
Add an experimental buffer fat pointer address space that is currently
unhandled in the backend. This commit reserves address space 7 as a
non-integral pointer repsenting the 160-bit fat pointer (128-bit buffer
descriptor + 32-bit offset) that is heavily used in graphics workloads
using the AMDGPU backend.

Differential Revision: https://reviews.llvm.org/D58957

llvm-svn: 356373
2019-03-18 14:44:28 +00:00

93 lines
2.8 KiB
LLVM

; RUN: opt -mtriple=amdgcn-- -aa-eval -amdgpu-aa -amdgpu-aa-wrapper -disable-basicaa -print-all-alias-modref-info -disable-output < %s 2>&1 | FileCheck %s
; RUN: opt -mtriple=r600-- -aa-eval -amdgpu-aa -amdgpu-aa-wrapper -disable-basicaa -print-all-alias-modref-info -disable-output < %s 2>&1 | FileCheck %s
; CHECK: NoAlias: i8 addrspace(1)* %p1, i8 addrspace(5)* %p
define void @test(i8 addrspace(5)* %p, i8 addrspace(1)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(1)* %p1, i8 addrspace(4)* %p
define void @test_constant_vs_global(i8 addrspace(4)* %p, i8 addrspace(1)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(1)* %p, i8 addrspace(4)* %p1
define void @test_global_vs_constant(i8 addrspace(1)* %p, i8 addrspace(4)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(1)* %p1, i8 addrspace(6)* %p
define void @test_constant_32bit_vs_global(i8 addrspace(6)* %p, i8 addrspace(1)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(4)* %p1, i8 addrspace(6)* %p
define void @test_constant_32bit_vs_constant(i8 addrspace(6)* %p, i8 addrspace(4)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(999)* %p0, i8* %p
define void @test_0_999(i8 addrspace(0)* %p, i8 addrspace(999)* %p0) {
ret void
}
; CHECK: MayAlias: i8 addrspace(999)* %p, i8* %p1
define void @test_999_0(i8 addrspace(999)* %p, i8 addrspace(0)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(1)* %p, i8 addrspace(999)* %p1
define void @test_1_999(i8 addrspace(1)* %p, i8 addrspace(999)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(1)* %p1, i8 addrspace(999)* %p
define void @test_999_1(i8 addrspace(999)* %p, i8 addrspace(1)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(7)* %p, i8* %p1
define void @test_7_0(i8 addrspace(7)* %p, i8 addrspace(0)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(1)* %p1, i8 addrspace(7)* %p
define void @test_7_1(i8 addrspace(7)* %p, i8 addrspace(1)* %p1) {
ret void
}
; CHECK: NoAlias: i8 addrspace(2)* %p1, i8 addrspace(7)* %p
define void @test_7_2(i8 addrspace(7)* %p, i8 addrspace(2)* %p1) {
ret void
}
; CHECK: NoAlias: i8 addrspace(3)* %p1, i8 addrspace(7)* %p
define void @test_7_3(i8 addrspace(7)* %p, i8 addrspace(3)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(4)* %p1, i8 addrspace(7)* %p
define void @test_7_4(i8 addrspace(7)* %p, i8 addrspace(4)* %p1) {
ret void
}
; CHECK: NoAlias: i8 addrspace(5)* %p1, i8 addrspace(7)* %p
define void @test_7_5(i8 addrspace(7)* %p, i8 addrspace(5)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(6)* %p1, i8 addrspace(7)* %p
define void @test_7_6(i8 addrspace(7)* %p, i8 addrspace(6)* %p1) {
ret void
}
; CHECK: MayAlias: i8 addrspace(7)* %p, i8 addrspace(7)* %p1
define void @test_7_7(i8 addrspace(7)* %p, i8 addrspace(7)* %p1) {
ret void
}