1 ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck -check-prefix=GCN %s
2 ; Make sure dbg_value reports something for argument registers when they are split into multiple registers
4 define hidden <4 x float> @split_v4f32_arg(<4 x float> returned %arg) local_unnamed_addr #0 !dbg !7 {
5 ; GCN-LABEL: split_v4f32_arg:
8 ; GCN-NEXT: .loc 0 3 0 ; /tmp/dbg.cl:3:0
9 ; GCN-NEXT: .cfi_sections .debug_frame
10 ; GCN-NEXT: .cfi_startproc
12 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 96 32] $vgpr3
13 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 64 32] $vgpr2
14 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1
15 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0
16 ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
18 ; GCN-NEXT: .loc 0 4 5 prologue_end ; /tmp/dbg.cl:4:5
19 ; GCN-NEXT: s_setpc_b64 s[30:31]
22 call void @llvm.dbg.value(metadata <4 x float> %arg, metadata !18, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !19
23 ret <4 x float> %arg, !dbg !20
26 define hidden <4 x float> @split_v4f32_multi_arg(<4 x float> %arg0, <2 x float> %arg1) local_unnamed_addr #0 !dbg !21 {
27 ; GCN-LABEL: split_v4f32_multi_arg:
29 ; GCN-NEXT: .loc 0 7 0 ; /tmp/dbg.cl:7:0
30 ; GCN-NEXT: .cfi_startproc
32 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg1 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr5
33 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg1 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr4
34 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 96 32] $vgpr3
35 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 64 32] $vgpr2
36 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1
37 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f32_multi_arg:arg0 <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0
38 ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
40 ; GCN-NEXT: .loc 0 8 17 prologue_end ; /tmp/dbg.cl:8:17
41 ; GCN-NEXT: v_add_f32_e32 v0, v4, v0
43 ; GCN-NEXT: v_add_f32_e32 v1, v5, v1
45 ; GCN-NEXT: v_add_f32_e32 v2, v4, v2
47 ; GCN-NEXT: v_add_f32_e32 v3, v5, v3
49 ; GCN-NEXT: .loc 0 8 5 is_stmt 0 ; /tmp/dbg.cl:8:5
50 ; GCN-NEXT: s_setpc_b64 s[30:31]
53 call void @llvm.dbg.value(metadata <4 x float> %arg0, metadata !29, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !31
54 call void @llvm.dbg.value(metadata <2 x float> %arg1, metadata !30, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !31
55 %tmp = shufflevector <2 x float> %arg1, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 0, i32 1>, !dbg !32
56 %add = fadd <4 x float> %tmp, %arg0, !dbg !33
57 ret <4 x float> %add, !dbg !34
60 define hidden <4 x half> @split_v4f16_arg(<4 x half> returned %arg) local_unnamed_addr #0 !dbg !35 {
61 ; GCN-LABEL: split_v4f16_arg:
63 ; GCN-NEXT: .loc 0 11 0 is_stmt 1 ; /tmp/dbg.cl:11:0
64 ; GCN-NEXT: .cfi_startproc
66 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f16_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1
67 ; GCN-NEXT: ;DEBUG_VALUE: split_v4f16_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0
68 ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
70 ; GCN-NEXT: .loc 0 12 5 prologue_end ; /tmp/dbg.cl:12:5
71 ; GCN-NEXT: s_setpc_b64 s[30:31]
74 call void @llvm.dbg.value(metadata <4 x half> %arg, metadata !42, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !43
75 ret <4 x half> %arg, !dbg !44
78 define hidden double @split_f64_arg(double returned %arg) local_unnamed_addr #0 !dbg !45 {
79 ; GCN-LABEL: split_f64_arg:
81 ; GCN-NEXT: .loc 0 15 0 ; /tmp/dbg.cl:15:0
82 ; GCN-NEXT: .cfi_startproc
84 ; GCN-NEXT: ;DEBUG_VALUE: split_f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1
85 ; GCN-NEXT: ;DEBUG_VALUE: split_f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0
86 ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
88 ; GCN-NEXT: .loc 0 16 5 prologue_end ; /tmp/dbg.cl:16:5
89 ; GCN-NEXT: s_setpc_b64 s[30:31]
92 call void @llvm.dbg.value(metadata double %arg, metadata !50, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !51
93 ret double %arg, !dbg !52
96 define hidden <2 x double> @split_v2f64_arg(<2 x double> returned %arg) local_unnamed_addr #0 !dbg !53 {
97 ; GCN-LABEL: split_v2f64_arg:
99 ; GCN-NEXT: .loc 0 19 0 ; /tmp/dbg.cl:19:0
100 ; GCN-NEXT: .cfi_startproc
102 ; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 96 32] $vgpr3
103 ; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 64 32] $vgpr2
104 ; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1
105 ; GCN-NEXT: ;DEBUG_VALUE: split_v2f64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0
106 ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
108 ; GCN-NEXT: .loc 0 20 5 prologue_end ; /tmp/dbg.cl:20:5
109 ; GCN-NEXT: s_setpc_b64 s[30:31]
112 call void @llvm.dbg.value(metadata <2 x double> %arg, metadata !59, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !60
113 ret <2 x double> %arg, !dbg !61
116 define hidden i64 @split_i64_arg(i64 returned %arg) local_unnamed_addr #0 !dbg !62 {
117 ; GCN-LABEL: split_i64_arg:
118 ; GCN: .Lfunc_begin5:
119 ; GCN-NEXT: .loc 0 23 0 ; /tmp/dbg.cl:23:0
120 ; GCN-NEXT: .cfi_startproc
122 ; GCN-NEXT: ;DEBUG_VALUE: split_i64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1
123 ; GCN-NEXT: ;DEBUG_VALUE: split_i64_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0
124 ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
126 ; GCN-NEXT: .loc 0 24 5 prologue_end ; /tmp/dbg.cl:24:5
127 ; GCN-NEXT: s_setpc_b64 s[30:31]
130 call void @llvm.dbg.value(metadata i64 %arg, metadata !67, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !68
131 ret i64 %arg, !dbg !69
134 define hidden ptr addrspace(1) @split_ptr_arg(ptr addrspace(1) readnone returned %arg) local_unnamed_addr #0 !dbg !70 {
135 ; GCN-LABEL: split_ptr_arg:
136 ; GCN: .Lfunc_begin6:
137 ; GCN-NEXT: .loc 0 27 0 ; /tmp/dbg.cl:27:0
138 ; GCN-NEXT: .cfi_startproc
140 ; GCN-NEXT: ;DEBUG_VALUE: split_ptr_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 32 32] $vgpr1
141 ; GCN-NEXT: ;DEBUG_VALUE: split_ptr_arg:arg <- [DW_OP_constu 1, DW_OP_swap, DW_OP_xderef, DW_OP_LLVM_fragment 0 32] $vgpr0
142 ; GCN-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
144 ; GCN-NEXT: .loc 0 28 5 prologue_end ; /tmp/dbg.cl:28:5
145 ; GCN-NEXT: s_setpc_b64 s[30:31]
148 call void @llvm.dbg.value(metadata ptr addrspace(1) %arg, metadata !76, metadata !DIExpression(DW_OP_constu, 1, DW_OP_swap, DW_OP_xderef)), !dbg !77
149 ret ptr addrspace(1) %arg, !dbg !78
152 declare void @llvm.dbg.value(metadata, metadata, metadata) #1
154 attributes #0 = { norecurse nounwind readnone }
155 attributes #1 = { nounwind readnone speculatable }
158 !llvm.module.flags = !{!3, !4, !5, !6}
160 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 9.0.0 (trunk 365209) (llvm/trunk 365206)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
161 !1 = !DIFile(filename: "/tmp/dbg.cl", directory: "/Users/matt/src/llvm", checksumkind: CSK_MD5, checksum: "0f834f91e91489a5ff6308040ddbd175")
163 !3 = !{i32 2, !"Dwarf Version", i32 5}
164 !4 = !{i32 2, !"Debug Info Version", i32 3}
165 !5 = !{i32 1, !"wchar_size", i32 4}
166 !6 = !{i32 7, !"PIC Level", i32 1}
167 !7 = distinct !DISubprogram(name: "split_v4f32_arg", scope: !8, file: !8, line: 3, type: !9, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !17)
168 !8 = !DIFile(filename: "/tmp/dbg.cl", directory: "", checksumkind: CSK_MD5, checksum: "0f834f91e91489a5ff6308040ddbd175")
169 !9 = !DISubroutineType(types: !10)
171 !11 = !DIDerivedType(tag: DW_TAG_typedef, name: "float4", file: !12, line: 107, baseType: !13)
172 !12 = !DIFile(filename: "build_debug/lib/clang/9.0.0/include/opencl-c-base.h", directory: "/Users/matt/src/llvm", checksumkind: CSK_MD5, checksum: "9526a66ac52220225f05e11186d7e461")
173 !13 = !DICompositeType(tag: DW_TAG_array_type, baseType: !14, size: 128, flags: DIFlagVector, elements: !15)
174 !14 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float)
176 !16 = !DISubrange(count: 4)
178 !18 = !DILocalVariable(name: "arg", arg: 1, scope: !7, file: !8, line: 3, type: !11)
179 !19 = !DILocation(line: 0, scope: !7)
180 !20 = !DILocation(line: 4, column: 5, scope: !7)
181 !21 = distinct !DISubprogram(name: "split_v4f32_multi_arg", scope: !8, file: !8, line: 7, type: !22, scopeLine: 7, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !28)
182 !22 = !DISubroutineType(types: !23)
183 !23 = !{!11, !11, !24}
184 !24 = !DIDerivedType(tag: DW_TAG_typedef, name: "float2", file: !12, line: 105, baseType: !25)
185 !25 = !DICompositeType(tag: DW_TAG_array_type, baseType: !14, size: 64, flags: DIFlagVector, elements: !26)
187 !27 = !DISubrange(count: 2)
189 !29 = !DILocalVariable(name: "arg0", arg: 1, scope: !21, file: !8, line: 7, type: !11)
190 !30 = !DILocalVariable(name: "arg1", arg: 2, scope: !21, file: !8, line: 7, type: !24)
191 !31 = !DILocation(line: 0, scope: !21)
192 !32 = !DILocation(line: 8, column: 19, scope: !21)
193 !33 = !DILocation(line: 8, column: 17, scope: !21)
194 !34 = !DILocation(line: 8, column: 5, scope: !21)
195 !35 = distinct !DISubprogram(name: "split_v4f16_arg", scope: !8, file: !8, line: 11, type: !36, scopeLine: 11, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !41)
196 !36 = !DISubroutineType(types: !37)
198 !38 = !DIDerivedType(tag: DW_TAG_typedef, name: "half4", file: !12, line: 114, baseType: !39)
199 !39 = !DICompositeType(tag: DW_TAG_array_type, baseType: !40, size: 64, flags: DIFlagVector, elements: !15)
200 !40 = !DIBasicType(name: "half", size: 16, encoding: DW_ATE_float)
202 !42 = !DILocalVariable(name: "arg", arg: 1, scope: !35, file: !8, line: 11, type: !38)
203 !43 = !DILocation(line: 0, scope: !35)
204 !44 = !DILocation(line: 12, column: 5, scope: !35)
205 !45 = distinct !DISubprogram(name: "split_f64_arg", scope: !8, file: !8, line: 15, type: !46, scopeLine: 15, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !49)
206 !46 = !DISubroutineType(types: !47)
208 !48 = !DIBasicType(name: "double", size: 64, encoding: DW_ATE_float)
210 !50 = !DILocalVariable(name: "arg", arg: 1, scope: !45, file: !8, line: 15, type: !48)
211 !51 = !DILocation(line: 0, scope: !45)
212 !52 = !DILocation(line: 16, column: 5, scope: !45)
213 !53 = distinct !DISubprogram(name: "split_v2f64_arg", scope: !8, file: !8, line: 19, type: !54, scopeLine: 19, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !58)
214 !54 = !DISubroutineType(types: !55)
216 !56 = !DIDerivedType(tag: DW_TAG_typedef, name: "double2", file: !12, line: 122, baseType: !57)
217 !57 = !DICompositeType(tag: DW_TAG_array_type, baseType: !48, size: 128, flags: DIFlagVector, elements: !26)
219 !59 = !DILocalVariable(name: "arg", arg: 1, scope: !53, file: !8, line: 19, type: !56)
220 !60 = !DILocation(line: 0, scope: !53)
221 !61 = !DILocation(line: 20, column: 5, scope: !53)
222 !62 = distinct !DISubprogram(name: "split_i64_arg", scope: !8, file: !8, line: 23, type: !63, scopeLine: 23, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !66)
223 !63 = !DISubroutineType(types: !64)
225 !65 = !DIBasicType(name: "long int", size: 64, encoding: DW_ATE_signed)
227 !67 = !DILocalVariable(name: "arg", arg: 1, scope: !62, file: !8, line: 23, type: !65)
228 !68 = !DILocation(line: 0, scope: !62)
229 !69 = !DILocation(line: 24, column: 5, scope: !62)
230 !70 = distinct !DISubprogram(name: "split_ptr_arg", scope: !8, file: !8, line: 27, type: !71, scopeLine: 27, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !75)
231 !71 = !DISubroutineType(types: !72)
233 !73 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !74, size: 64)
234 !74 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
236 !76 = !DILocalVariable(name: "arg", arg: 1, scope: !70, file: !8, line: 27, type: !73)
237 !77 = !DILocation(line: 0, scope: !70)
238 !78 = !DILocation(line: 28, column: 5, scope: !70)