llvm/test/tools/llvm-objdump/AMDGPU/elf-disassemble-symbolize-operands.yaml

   1 # RUN: rm -rf %t
   2 # RUN: %split-file %s %t
   3
   4 # RUN: yaml2obj %t/zero-secaddr.yml -o %t/zero-secaddr
   5 # RUN: llvm-objdump %t/zero-secaddr -d --symbolize-operands\
   6 # RUN:  --no-show-raw-insn --no-leading-addr | FileCheck %s
   7
   8 # RUN: yaml2obj %t/nonzero-secaddr.yml -o %t/nonzero-secaddr
   9 # RUN: llvm-objdump %t/nonzero-secaddr -d --symbolize-operands\
  10 # RUN:  --no-show-raw-insn --no-leading-addr | FileCheck %s
  11
  12 ## Expect to find the branch labels.
  13 # CHECK: <break_cond_is_arg>:
  14 # CHECK:     s_branch L1
  15 # CHECK: <L0>:
  16 # CHECK:     s_cbranch_execz L2
  17 # CHECK: <L1>:
  18 # CHECK:     s_branch L0
  19 # CHECKL <L2>:
  20
  21 # I created this YAML starting with this LLVM IR:
  22 #
  23 #   define void @break_cond_is_arg(i32 %arg, i1 %breakcond) {
  24 #   entry:
  25 #     br label %loop
  26 #   loop:
  27 #     %tmp23phi = phi i32 [ %tmp23, %endif ], [ 0, %entry ]
  28 #     %tmp23 = add nuw i32 %tmp23phi, 1
  29 #     %tmp27 = icmp ult i32 %arg, %tmp23
  30 #     br i1 %tmp27, label %then, label %endif
  31 #   then:                                             ; preds = %bb
  32 #     call void @llvm.amdgcn.raw.buffer.store.f32(float undef, <4 x i32> undef, i32 0, i32 undef, i32 0)
  33 #     br label %endif
  34 #   endif:                                             ; preds = %bb28, %bb
  35 #     br i1 %breakcond, label %loop, label %loopexit
  36 #   loopexit:
  37 #     ret void
  38 #   }
  39 #
  40 #   declare void @llvm.amdgcn.raw.buffer.store.f32(float, <4 x i32>, i32, i32, i32 immarg) #0
  41 #
  42 #   attributes #0 = { nounwind writeonly }
  43 #
  44 # I compiled it to a relocatable ELF:
  45 #
  46 #   llc -march=amdgcn -mcpu=gfx1030 llvm/a.ll -filetype=obj -o a.elf
  47 #
  48 # then converted it to YAML:
  49 #
  50 #   obj2yaml a.elf
  51 #
  52 # then manually removed the BB0_1 etc local symbols.
  53 #
  54 # Note that there are two copies of the file:
  55 #   - One as a relocatable object file (zero section addresses)
  56 #   - One as a shared object file (non-zero section addresses)
  57
  58 #--- zero-secaddr.yml
  59 --- !ELF
  60 FileHeader:
  61   Class:           ELFCLASS64
  62   Data:            ELFDATA2LSB
  63   Type:            ET_REL
  64   Machine:         EM_AMDGPU
  65   Flags:           [ EF_AMDGPU_MACH_AMDGCN_GFX1030 ]
  66 Sections:
  67   - Name:            .text
  68     Type:            SHT_PROGBITS
  69     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
  70     AddressAlign:    0x4
  71     Content:         00008CBF0000FDBB81020236810385BE800384BE8102847D6AC10689040082BF7E077E88058105817E047E8A080088BF0500887D7E060787070404886A3C87BEF7FF88BF000070E000000104F4FF82BF7E047E880000FDBB1E2080BE
  72   - Name:            .AMDGPU.config
  73     Type:            SHT_PROGBITS
  74     AddressAlign:    0x1
  75     Content:         48B80000000000004CB800000000000060B800000000000004000000000000000800000000000000
  76   - Name:            .note.GNU-stack
  77     Type:            SHT_PROGBITS
  78     AddressAlign:    0x1
  79   - Name:            .note
  80     Type:            SHT_NOTE
  81     AddressAlign:    0x4
  82     Notes:
  83       - Name:            AMD
  84         Desc:            616D6467636E2D756E6B6E6F776E2D6C696E75782D676E752D67667831303330
  85         Type:            NT_FREEBSD_PROCSTAT_GROUPS
  86   - Type:            SectionHeaderTable
  87     Sections:
  88       - Name:            .strtab
  89       - Name:            .shstrtab
  90       - Name:            .text
  91       - Name:            .AMDGPU.config
  92       - Name:            .note.GNU-stack
  93       - Name:            .note
  94       - Name:            .symtab
  95 Symbols:
  96   - Name:            break_cond_is_arg
  97     Type:            STT_FUNC
  98     Section:         .text
  99     Binding:         STB_GLOBAL
 100     Size:            0x5C
 101 ...
 102
 103 #--- nonzero-secaddr.yml
 104 --- !ELF
 105 FileHeader:
 106   Class:           ELFCLASS64
 107   Data:            ELFDATA2LSB
 108   Type:            ET_DYN
 109   Machine:         EM_AMDGPU
 110   Flags:           [ EF_AMDGPU_MACH_AMDGCN_GFX1030 ]
 111 Sections:
 112   - Name:            .text
 113     Type:            SHT_PROGBITS
 114     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
 115     Address:         0x1000
 116     AddressAlign:    0x4
 117     Content:         00008CBF0000FDBB81020236810385BE800384BE8102847D6AC10689040082BF7E077E88058105817E047E8A080088BF0500887D7E060787070404886A3C87BEF7FF88BF000070E000000104F4FF82BF7E047E880000FDBB1E2080BE
 118   - Name:            .AMDGPU.config
 119     Type:            SHT_PROGBITS
 120     Address:         0x2000
 121     AddressAlign:    0x1
 122     Content:         48B80000000000004CB800000000000060B800000000000004000000000000000800000000000000
 123   - Name:            .note.GNU-stack
 124     Type:            SHT_PROGBITS
 125     Address:         0x3000
 126     AddressAlign:    0x1
 127   - Name:            .note
 128     Type:            SHT_NOTE
 129     Address:         0x4000
 130     AddressAlign:    0x4
 131     Notes:
 132       - Name:            AMD
 133         Desc:            616D6467636E2D756E6B6E6F776E2D6C696E75782D676E752D67667831303330
 134         Type:            NT_FREEBSD_PROCSTAT_GROUPS
 135   - Type:            SectionHeaderTable
 136     Sections:
 137       - Name:            .strtab
 138       - Name:            .shstrtab
 139       - Name:            .text
 140       - Name:            .AMDGPU.config
 141       - Name:            .note.GNU-stack
 142       - Name:            .note
 143       - Name:            .symtab
 144 Symbols:
 145   - Name:            break_cond_is_arg
 146     Type:            STT_FUNC
 147     Section:         .text
 148     Binding:         STB_GLOBAL
 149     Size:            0x5C
 150     Value:           0x1000
 151 ...