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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -amdgpu-late-codegenprepare %s | FileCheck %s -check-prefix=GFX93; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1200 -amdgpu-late-codegenprepare %s | FileCheck %s -check-prefix=GFX124; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -passes=amdgpu-late-codegenprepare %s | FileCheck %s -check-prefix=GFX95 6; Make sure we don't crash when trying to create a bitcast between7; address spaces8define amdgpu_kernel void @constant_from_offset_cast_generic_null() {9; GFX9-LABEL: @constant_from_offset_cast_generic_null(10; GFX9-NEXT: [[TMP1:%.*]] = load i32, ptr addrspace(4) getelementptr (i8, ptr addrspace(4) addrspacecast (ptr null to ptr addrspace(4)), i64 4), align 411; GFX9-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 1612; GFX9-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i813; GFX9-NEXT: store i8 [[TMP3]], ptr addrspace(1) poison, align 114; GFX9-NEXT: ret void15;16; GFX12-LABEL: @constant_from_offset_cast_generic_null(17; GFX12-NEXT: [[LOAD:%.*]] = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr null to ptr addrspace(4)), i64 6), align 118; GFX12-NEXT: store i8 [[LOAD]], ptr addrspace(1) poison, align 119; GFX12-NEXT: ret void20;21 %load = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr null to ptr addrspace(4)), i64 6), align 122 store i8 %load, ptr addrspace(1) poison23 ret void24}25 26define amdgpu_kernel void @constant_from_offset_cast_global_null() {27; GFX9-LABEL: @constant_from_offset_cast_global_null(28; GFX9-NEXT: [[TMP1:%.*]] = load i32, ptr addrspace(4) getelementptr (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) null to ptr addrspace(4)), i64 4), align 429; GFX9-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 1630; GFX9-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i831; GFX9-NEXT: store i8 [[TMP3]], ptr addrspace(1) poison, align 132; GFX9-NEXT: ret void33;34; GFX12-LABEL: @constant_from_offset_cast_global_null(35; GFX12-NEXT: [[LOAD:%.*]] = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) null to ptr addrspace(4)), i64 6), align 136; GFX12-NEXT: store i8 [[LOAD]], ptr addrspace(1) poison, align 137; GFX12-NEXT: ret void38;39 %load = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) null to ptr addrspace(4)), i64 6), align 140 store i8 %load, ptr addrspace(1) poison41 ret void42}43 44@gv = unnamed_addr addrspace(1) global [64 x i8] poison, align 445 46define amdgpu_kernel void @constant_from_offset_cast_global_gv() {47; GFX9-LABEL: @constant_from_offset_cast_global_gv(48; GFX9-NEXT: [[TMP1:%.*]] = load i32, ptr addrspace(4) getelementptr (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) @gv to ptr addrspace(4)), i64 4), align 449; GFX9-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 1650; GFX9-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i851; GFX9-NEXT: store i8 [[TMP3]], ptr addrspace(1) poison, align 152; GFX9-NEXT: ret void53;54; GFX12-LABEL: @constant_from_offset_cast_global_gv(55; GFX12-NEXT: [[LOAD:%.*]] = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) @gv to ptr addrspace(4)), i64 6), align 156; GFX12-NEXT: store i8 [[LOAD]], ptr addrspace(1) poison, align 157; GFX12-NEXT: ret void58;59 %load = load i8, ptr addrspace(4) getelementptr inbounds (i8, ptr addrspace(4) addrspacecast (ptr addrspace(1) @gv to ptr addrspace(4)), i64 6), align 160 store i8 %load, ptr addrspace(1) poison61 ret void62}63 64define amdgpu_kernel void @constant_from_offset_cast_generic_inttoptr() {65; GFX9-LABEL: @constant_from_offset_cast_generic_inttoptr(66; GFX9-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 467; GFX9-NEXT: [[TMP2:%.*]] = lshr i32 [[TMP1]], 1668; GFX9-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i869; GFX9-NEXT: store i8 [[TMP3]], ptr addrspace(1) poison, align 170; GFX9-NEXT: ret void71;72; GFX12-LABEL: @constant_from_offset_cast_generic_inttoptr(73; GFX12-NEXT: [[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 174; GFX12-NEXT: store i8 [[LOAD]], ptr addrspace(1) poison, align 175; GFX12-NEXT: ret void76;77 %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 178 store i8 %load, ptr addrspace(1) poison79 ret void80}81 82define amdgpu_kernel void @constant_from_inttoptr() {83; GFX9-LABEL: @constant_from_inttoptr(84; GFX9-NEXT: [[LOAD:%.*]] = load i8, ptr addrspace(4) inttoptr (i64 128 to ptr addrspace(4)), align 485; GFX9-NEXT: store i8 [[LOAD]], ptr addrspace(1) poison, align 186; GFX9-NEXT: ret void87;88; GFX12-LABEL: @constant_from_inttoptr(89; GFX12-NEXT: [[LOAD:%.*]] = load i8, ptr addrspace(4) inttoptr (i64 128 to ptr addrspace(4)), align 190; GFX12-NEXT: store i8 [[LOAD]], ptr addrspace(1) poison, align 191; GFX12-NEXT: ret void92;93 %load = load i8, ptr addrspace(4) inttoptr (i64 128 to ptr addrspace(4)), align 194 store i8 %load, ptr addrspace(1) poison95 ret void96}97 98define void @broken_phi() {99; GFX9-LABEL: @broken_phi(100; GFX9-NEXT: bb:101; GFX9-NEXT: br label [[BB1:%.*]]102; GFX9: bb1:103; GFX9-NEXT: [[I:%.*]] = phi <4 x i8> [ splat (i8 1), [[BB:%.*]] ], [ [[I8:%.*]], [[BB7:%.*]] ]104; GFX9-NEXT: br i1 false, label [[BB3:%.*]], label [[BB2:%.*]]105; GFX9: bb2:106; GFX9-NEXT: br label [[BB3]]107; GFX9: bb3:108; GFX9-NEXT: [[I4:%.*]] = phi <4 x i8> [ zeroinitializer, [[BB2]] ], [ [[I]], [[BB1]] ]109; GFX9-NEXT: br i1 false, label [[BB7]], label [[BB5:%.*]]110; GFX9: bb5:111; GFX9-NEXT: [[I6:%.*]] = call <4 x i8> @llvm.smax.v4i8(<4 x i8> [[I4]], <4 x i8> zeroinitializer)112; GFX9-NEXT: br label [[BB7]]113; GFX9: bb7:114; GFX9-NEXT: [[I8]] = phi <4 x i8> [ zeroinitializer, [[BB5]] ], [ zeroinitializer, [[BB3]] ]115; GFX9-NEXT: br label [[BB1]]116;117; GFX12-LABEL: @broken_phi(118; GFX12-NEXT: bb:119; GFX12-NEXT: br label [[BB1:%.*]]120; GFX12: bb1:121; GFX12-NEXT: [[I:%.*]] = phi <4 x i8> [ splat (i8 1), [[BB:%.*]] ], [ [[I8:%.*]], [[BB7:%.*]] ]122; GFX12-NEXT: br i1 false, label [[BB3:%.*]], label [[BB2:%.*]]123; GFX12: bb2:124; GFX12-NEXT: br label [[BB3]]125; GFX12: bb3:126; GFX12-NEXT: [[I4:%.*]] = phi <4 x i8> [ zeroinitializer, [[BB2]] ], [ [[I]], [[BB1]] ]127; GFX12-NEXT: br i1 false, label [[BB7]], label [[BB5:%.*]]128; GFX12: bb5:129; GFX12-NEXT: [[I6:%.*]] = call <4 x i8> @llvm.smax.v4i8(<4 x i8> [[I4]], <4 x i8> zeroinitializer)130; GFX12-NEXT: br label [[BB7]]131; GFX12: bb7:132; GFX12-NEXT: [[I8]] = phi <4 x i8> [ zeroinitializer, [[BB5]] ], [ zeroinitializer, [[BB3]] ]133; GFX12-NEXT: br label [[BB1]]134;135bb:136 br label %bb1137bb1:138 %i = phi <4 x i8> [ <i8 1, i8 1, i8 1, i8 1>, %bb ], [ %i8, %bb7 ]139 br i1 false, label %bb3, label %bb2140bb2:141 br label %bb3142bb3:143 %i4 = phi <4 x i8> [ zeroinitializer, %bb2 ], [ %i, %bb1 ]144 br i1 false, label %bb7, label %bb5145bb5:146 %i6 = call <4 x i8> @llvm.smax.v4i8(<4 x i8> %i4, <4 x i8> zeroinitializer)147 br label %bb7148bb7:149 %i8 = phi <4 x i8> [ zeroinitializer, %bb5 ], [ zeroinitializer, %bb3 ]150 br label %bb1151}152