1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -amdgpu-late-codegenprepare %s | FileCheck %s
4 ; Make sure we don't crash when trying to create a bitcast between
6 define amdgpu_kernel void @constant_from_offset_cast_generic_null() {
7 ; CHECK-LABEL: @constant_from_offset_cast_generic_null(
8 ; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr addrspace(4) getelementptr (i8, ptr addrspace(4) addrspacecast (ptr null to ptr addrspace(4)), i64 4), align 4
9 ; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
10 ; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
11 ; CHECK-NEXT: store i8 [[TMP3]], ptr addrspace(1) undef, align 1
12 ; CHECK-NEXT: ret void
14 %load = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr null to ptr addrspace(4)), i64 6), align 1
15 store i8 %load, ptr addrspace(1) undef
19 define amdgpu_kernel void @constant_from_offset_cast_global_null() {
20 ; CHECK-LABEL: @constant_from_offset_cast_global_null(
21 ; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr addrspace(4) getelementptr (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) null to ptr addrspace(4)), i64 4), align 4
22 ; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
23 ; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
24 ; CHECK-NEXT: store i8 [[TMP3]], ptr addrspace(1) undef, align 1
25 ; CHECK-NEXT: ret void
27 %load = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) null to ptr addrspace(4)), i64 6), align 1
28 store i8 %load, ptr addrspace(1) undef
32 @gv = unnamed_addr addrspace(1) global [64 x i8] undef, align 4
34 define amdgpu_kernel void @constant_from_offset_cast_global_gv() {
35 ; CHECK-LABEL: @constant_from_offset_cast_global_gv(
36 ; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr addrspace(4) getelementptr (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) @gv to ptr addrspace(4)), i64 4), align 4
37 ; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
38 ; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
39 ; CHECK-NEXT: store i8 [[TMP3]], ptr addrspace(1) undef, align 1
40 ; CHECK-NEXT: ret void
42 %load = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) @gv to ptr addrspace(4)), i64 6), align 1
43 store i8 %load, ptr addrspace(1) undef
47 define amdgpu_kernel void @constant_from_offset_cast_generic_inttoptr() {
48 ; CHECK-LABEL: @constant_from_offset_cast_generic_inttoptr(
49 ; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr addrspace(4) getelementptr (i8, ptr addrspace(4) addrspacecast (ptr inttoptr (i64 128 to ptr) to ptr addrspace(4)), i64 4), align 4
50 ; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
51 ; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
52 ; CHECK-NEXT: store i8 [[TMP3]], ptr addrspace(1) undef, align 1
53 ; CHECK-NEXT: ret void
55 %load = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr inttoptr (i64 128 to ptr) to ptr addrspace(4)), i64 6), align 1
56 store i8 %load, ptr addrspace(1) undef
60 define amdgpu_kernel void @constant_from_inttoptr() {
61 ; CHECK-LABEL: @constant_from_inttoptr(
62 ; CHECK-NEXT: [[LOAD:%.*]] = load i8, ptr addrspace(4) inttoptr (i64 128 to ptr addrspace(4)), align 4
63 ; CHECK-NEXT: store i8 [[LOAD]], ptr addrspace(1) undef, align 1
64 ; CHECK-NEXT: ret void
66 %load = load i8, ptr addrspace(4) inttoptr (i64 128 to ptr addrspace(4)), align 1
67 store i8 %load, ptr addrspace(1) undef