forked from OSchip/llvm-project
70 lines
3.8 KiB
LLVM
70 lines
3.8 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -amdgpu-late-codegenprepare %s | FileCheck %s
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; Make sure we don't crash when trying to create a bitcast between
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; address spaces
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define amdgpu_kernel void @constant_from_offset_cast_generic_null() {
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; CHECK-LABEL: @constant_from_offset_cast_generic_null(
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32 addrspace(4)* bitcast (i8 addrspace(4)* getelementptr (i8, i8 addrspace(4)* addrspacecast (i8* null to i8 addrspace(4)*), i64 4) to i32 addrspace(4)*), align 4
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; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
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; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
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; CHECK-NEXT: store i8 [[TMP3]], i8 addrspace(1)* undef, align 1
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; CHECK-NEXT: ret void
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;
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%load = load i8, i8 addrspace(4)* getelementptr inbounds (i8, i8 addrspace(4)* addrspacecast (i8* null to i8 addrspace(4)*), i64 6), align 1
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store i8 %load, i8 addrspace(1)* undef
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ret void
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}
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define amdgpu_kernel void @constant_from_offset_cast_global_null() {
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; CHECK-LABEL: @constant_from_offset_cast_global_null(
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32 addrspace(4)* bitcast (i8 addrspace(4)* getelementptr (i8, i8 addrspace(4)* addrspacecast (i8 addrspace(1)* null to i8 addrspace(4)*), i64 4) to i32 addrspace(4)*), align 4
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; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
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; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
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; CHECK-NEXT: store i8 [[TMP3]], i8 addrspace(1)* undef, align 1
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; CHECK-NEXT: ret void
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;
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%load = load i8, i8 addrspace(4)* getelementptr inbounds (i8, i8 addrspace(4)* addrspacecast (i8 addrspace(1)* null to i8 addrspace(4)*), i64 6), align 1
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store i8 %load, i8 addrspace(1)* undef
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ret void
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}
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@gv = unnamed_addr addrspace(1) global [64 x i8] undef, align 4
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define amdgpu_kernel void @constant_from_offset_cast_global_gv() {
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; CHECK-LABEL: @constant_from_offset_cast_global_gv(
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32 addrspace(4)* bitcast (i8 addrspace(4)* getelementptr (i8, i8 addrspace(4)* addrspacecast (i8 addrspace(1)* getelementptr inbounds ([64 x i8], [64 x i8] addrspace(1)* @gv, i32 0, i32 0) to i8 addrspace(4)*), i64 4) to i32 addrspace(4)*), align 4
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; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
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; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
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; CHECK-NEXT: store i8 [[TMP3]], i8 addrspace(1)* undef, align 1
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; CHECK-NEXT: ret void
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;
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%load = load i8, i8 addrspace(4)* getelementptr inbounds (i8, i8 addrspace(4)* addrspacecast ([64 x i8] addrspace(1)* @gv to i8 addrspace(4)*), i64 6), align 1
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store i8 %load, i8 addrspace(1)* undef
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ret void
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}
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define amdgpu_kernel void @constant_from_offset_cast_generic_inttoptr() {
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; CHECK-LABEL: @constant_from_offset_cast_generic_inttoptr(
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32 addrspace(4)* bitcast (i8 addrspace(4)* getelementptr (i8, i8 addrspace(4)* addrspacecast (i8* inttoptr (i64 128 to i8*) to i8 addrspace(4)*), i64 4) to i32 addrspace(4)*), align 4
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; CHECK-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 16
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; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
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; CHECK-NEXT: store i8 [[TMP3]], i8 addrspace(1)* undef, align 1
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; CHECK-NEXT: ret void
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;
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%load = load i8, i8 addrspace(4)* getelementptr inbounds (i8, i8 addrspace(4)* addrspacecast (i8* inttoptr (i64 128 to i8*) to i8 addrspace(4)*), i64 6), align 1
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store i8 %load, i8 addrspace(1)* undef
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ret void
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}
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define amdgpu_kernel void @constant_from_inttoptr() {
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; CHECK-LABEL: @constant_from_inttoptr(
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; CHECK-NEXT: [[LOAD:%.*]] = load i8, i8 addrspace(4)* inttoptr (i64 128 to i8 addrspace(4)*), align 4
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; CHECK-NEXT: store i8 [[LOAD]], i8 addrspace(1)* undef, align 1
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; CHECK-NEXT: ret void
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;
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%load = load i8, i8 addrspace(4)* inttoptr (i64 128 to i8 addrspace(4)*), align 1
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store i8 %load, i8 addrspace(1)* undef
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ret void
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}
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