[llvm-branch-commits] [llvm-branch] r253234 - Merging r244728:

Tom Stellard via llvm-branch-commits llvm-branch-commits at lists.llvm.org
Mon Nov 16 09:23:30 PST 2015


Author: tstellar
Date: Mon Nov 16 11:23:30 2015
New Revision: 253234

URL: http://llvm.org/viewvc/llvm-project?rev=253234&view=rev
Log:
Merging r244728:

------------------------------------------------------------------------
r244728 | Matthew.Arsenault | 2015-08-12 05:04:44 -0400 (Wed, 12 Aug 2015) | 2 lines

AMDGPU: Fix assert on dbg_value instructions

------------------------------------------------------------------------

Added:
    llvm/branches/release_37/test/CodeGen/AMDGPU/llvm.dbg.value.ll
Modified:
    llvm/branches/release_37/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp

Modified: llvm/branches/release_37/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/release_37/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp?rev=253234&r1=253233&r2=253234&view=diff
==============================================================================
--- llvm/branches/release_37/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp (original)
+++ llvm/branches/release_37/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp Mon Nov 16 11:23:30 2015
@@ -264,6 +264,12 @@ void AMDGPUAsmPrinter::getSIProgramInfo(
   for (const MachineBasicBlock &MBB : MF) {
     for (const MachineInstr &MI : MBB) {
       // TODO: CodeSize should account for multiple functions.
+
+      // TODO: Should we count size of debug info?
+      if (MI.isDebugValue())
+        continue;
+
+      // FIXME: This is reporting 0 for many instructions.
       CodeSize += MI.getDesc().Size;
 
       unsigned numOperands = MI.getNumOperands();

Added: llvm/branches/release_37/test/CodeGen/AMDGPU/llvm.dbg.value.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/release_37/test/CodeGen/AMDGPU/llvm.dbg.value.ll?rev=253234&view=auto
==============================================================================
--- llvm/branches/release_37/test/CodeGen/AMDGPU/llvm.dbg.value.ll (added)
+++ llvm/branches/release_37/test/CodeGen/AMDGPU/llvm.dbg.value.ll Mon Nov 16 11:23:30 2015
@@ -0,0 +1,37 @@
+; RUN: llc -O0 -march=amdgcn -mtriple=amdgcn-unknown-amdhsa -verify-machineinstrs < %s | FileCheck %s
+
+; CHECK-LABEL: {{^}}test_debug_value:
+; CHECK: s_load_dwordx2
+; CHECK: DEBUG_VALUE: test_debug_value:globalptr_arg <- SGPR0_SGPR1
+; CHECK: buffer_store_dword
+; CHECK: s_endpgm
+define void @test_debug_value(i32 addrspace(1)* nocapture %globalptr_arg) #0 {
+entry:
+  tail call void @llvm.dbg.value(metadata i32 addrspace(1)* %globalptr_arg, i64 0, metadata !10, metadata !13), !dbg !14
+  store i32 123, i32 addrspace(1)* %globalptr_arg, align 4
+  ret void
+}
+
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
+
+attributes #0 = { nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { nounwind readnone }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!11, !12}
+
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (trunk 244715) (llvm/trunk 244718)", isOptimized: true, runtimeVersion: 0, emissionKind: 1, enums: !2, subprograms: !3)
+!1 = !DIFile(filename: "/tmp/test_debug_value.cl", directory: "/Users/matt/src/llvm/build_debug")
+!2 = !{}
+!3 = !{!4}
+!4 = !DISubprogram(name: "test_debug_value", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, function: void (i32 addrspace(1)*)* @test_debug_value, variables: !9)
+!5 = !DISubroutineType(types: !6)
+!6 = !{null, !7}
+!7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !8, size: 64, align: 32)
+!8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!9 = !{!10}
+!10 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "globalptr_arg", arg: 1, scope: !4, file: !1, line: 1, type: !7)
+!11 = !{i32 2, !"Dwarf Version", i32 4}
+!12 = !{i32 2, !"Debug Info Version", i32 3}
+!13 = !DIExpression()
+!14 = !DILocation(line: 1, column: 42, scope: !4)




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