36 lines
1.9 KiB
LLVM
36 lines
1.9 KiB
LLVM
; Check per module hash.
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; RUN: opt -module-hash %s -o - | llvm-bcanalyzer -dump | FileCheck %s --check-prefix=MOD1
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; MOD1: <HASH op0={{[0-9]*}} op1={{[0-9]*}} op2={{[0-9]*}} op3={{[0-9]*}} op4={{[0-9]*}} (match)/>
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; RUN: opt -module-hash %p/Inputs/module_hash.ll -o - | llvm-bcanalyzer -dump | FileCheck %s --check-prefix=MOD2
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; MOD2: <HASH op0={{[0-9]*}} op1={{[0-9]*}} op2={{[0-9]*}} op3={{[0-9]*}} op4={{[0-9]*}} (match)/>
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; Check that the hash matches in the combined index.
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; First regenerate the modules with a summary
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; RUN: opt -module-hash -module-summary %s -o %t.m1.bc
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; RUN: opt -module-hash -module-summary %p/Inputs/module_hash.ll -o %t.m2.bc
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; Recover the hashes from the modules themselves.
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; RUN: llvm-bcanalyzer -dump %t.m1.bc | grep '<HASH' > %t.hash
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; RUN: llvm-bcanalyzer -dump %t.m2.bc | grep '<HASH' >> %t.hash
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; Generate the combined index and gather the hashes there.
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; RUN: llvm-lto --thinlto-action=thinlink -o - %t.m1.bc %t.m2.bc | llvm-bcanalyzer -dump | grep '<HASH ' >> %t.hash
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; Validate the output now, the hahes in the individual modules and the combined index are in the same file.
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; RUN: cat %t.hash | FileCheck %s --check-prefix=COMBINED
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; First capture the value of the hash for the two modules.
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; COMBINED: <HASH op0=[[HASH1_1:[0-9]*]] op1=[[HASH1_2:[0-9]*]] op2=[[HASH1_3:[0-9]*]] op3=[[HASH1_4:[0-9]*]] op4=[[HASH1_5:[0-9]*]] (match)/>
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; COMBINED: <HASH op0=[[HASH2_1:[0-9]*]] op1=[[HASH2_2:[0-9]*]] op2=[[HASH2_3:[0-9]*]] op3=[[HASH2_4:[0-9]*]] op4=[[HASH2_5:[0-9]*]] (match)/>
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; Validate against the value extracted from the combined index
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; COMBINED-DAG: <HASH abbrevid={{[0-9]*}} op0=[[HASH1_1]] op1=[[HASH1_2]] op2=[[HASH1_3]] op3=[[HASH1_4]] op4=[[HASH1_5]]/>
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; COMBINED-DAG: <HASH abbrevid={{[0-9]*}} op0=[[HASH2_1]] op1=[[HASH2_2]] op2=[[HASH2_3]] op3=[[HASH2_4]] op4=[[HASH2_5]]/>
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; Need a function for the combined index to be populated.
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define void @foo() {
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ret void
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}
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