llvm/test/tools/llvm-cgdata/merge-hashtree-single.test

# REQUIRES: shell, aarch64-registered-target
# UNSUPPORTED: system-windows

# Test merge a single object file into a cgdata

RUN: split-file %s %t

# Merge an object file that has no cgdata (__llvm_outline). It still produces a header only cgdata.
RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-empty.ll -o %t/merge-empty.o
RUN: llvm-cgdata --merge %t/merge-empty.o --output %t/merge-empty.cgdata
# No summary appear with the header only cgdata.
RUN: llvm-cgdata --show %t/merge-empty.cgdata | count 0

# Synthesize raw cgdata without the header (32 byte) from the indexed cgdata.
RUN: llvm-cgdata --convert --format binary %t/raw-single.cgtext -o %t/raw-single.cgdata
RUN: od -t x1 -j 32 -An %t/raw-single.cgdata | tr -d '\n\r\t' | sed 's/[ ]*$//' | sed 's/[ ][ ]*/\\\\/g' > %t/raw-single-bytes.txt

RUN: sed "s/<RAW_1_BYTES>/$(cat %t/raw-single-bytes.txt)/g" %t/merge-single-template.ll > %t/merge-single.ll
RUN: llc -filetype=obj -mtriple arm64-apple-darwin %t/merge-single.ll -o %t/merge-single.o

# Merge an object file having cgdata (__llvm_outline)
RUN: llvm-cgdata -m %t/merge-single.o -o %t/merge-single.cgdata
RUN: llvm-cgdata -s %t/merge-single.cgdata | FileCheck %s
CHECK: Outlined hash tree:
CHECK-NEXT:  Total Node Count: 3
CHECK-NEXT:  Terminal Node Count: 1
CHECK-NEXT:  Depth: 2

;--- merge-empty.ll
@.data = private unnamed_addr constant [1 x i8] c"\01"

;--- raw-single.cgtext
:outlined_hash_tree
0:
  Hash:            0x0
  Terminals:       0
  SuccessorIds:    [ 1 ]
1:
  Hash:            0x1
  Terminals:       0
  SuccessorIds:    [ 2 ]
2:
  Hash:            0x2
  Terminals:       4
  SuccessorIds:    [  ]
...

;--- merge-single-template.ll
@.data = private unnamed_addr constant [72 x i8] c"<RAW_1_BYTES>", section "__DATA,__llvm_outline"