Use -unicode instead of /unicode for linux ildasm roundtrip tests

[TIHan]

Use -unicode instead of /unicode for linux ildasm roundtrip tests

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Issue Details

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Use -unicode instead of /unicode for linux ildasm roundtrip tests

Author:	TIHan
Assignees:	-
Labels:	area-Infrastructure-coreclr
Milestone:	-

[BruceForstall]

/azp run runtime-coreclr ilasm

[azure-pipelines]

Azure Pipelines could not run because the pipeline triggers exclude this branch/path.

[BruceForstall]

I manually triggered it: https://dev.azure.com/dnceng/public/_build/results?buildId=1872713&view=results

[TIHan]

@BruceForstall JIT/Directed/shift/int64_r/int64_r.sh isn't failing anymore:

BEGIN EXECUTION
/datadisks/disk1/work/AA48093E/p/ildasm -raweh -unicode -out=int64_r.dasm.il int64_r.dll
/datadisks/disk1/work/AA48093E/p/ilasm -output=int64_r.asm.dll int64_r.dasm.il

Microsoft (R) .NET IL Assembler.  Version 7.0.0-ci
C
Assembling 'int64_r.dasm.il'  to EXE --> 'int64_r.asm.dll'
Source file is UNICODE

Assembled method ShiftTest.CL::.ctor
Assembled method ShiftTest.longTest::f1
Assembled method ShiftTest.longTest::f2
Assembled method ShiftTest.longTest::Main
Assembled method ShiftTest.longTest::.ctor
Assembled method ShiftTest.longTest::.cctor
Creating PE file

Emitting classes:
Class 1:	ShiftTest.CL
Class 2:	ShiftTest.VT
Class 3:	ShiftTest.longTest

Emitting fields and methods:
Global 	
Class 1	Fields: 1;	Methods: 1;	
Class 2	Fields: 1;	
Class 3	Fields: 1;	Methods: 5;	
Resolving local member refs: 35 -> 35 defs, 0 refs, 0 unresolved

Emitting events and properties:
Global 	
Class 1	
Class 2	
Class 3	
Resolving local member refs: 0 -> 0 defs, 0 refs, 0 unresolved
Writing PE file
Operation completed successfully
/datadisks/disk1/work/AA48093E/p/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false int64_r.asm.dll ''
The expected result of (0x7FFFFFFFFFFFFFFF>>8) is: 36028797018963967

The actual result for funciton argument is: 36028797018963967
The actual result for local variable is: 36028797018963967
The actual result for static field is: 36028797018963967
The actual result for array element is: 36028797018963967
The actual result for class member is: 36028797018963967
The actual result for valuestruct member is: 36028797018963967

The expected result of (0x1<<8) is: 256

The actual result for funciton argument is: 256
The actual result for local variable is: 256
The actual result for static field is: 256
The actual result for array element is: 256
The actual result for class member is: 256
The actual result for valuestruct member is: 256

PASSED
/datadisks/disk1/work/AA48093E/p/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false int64_r.dll ''
The expected result of (0x7FFFFFFFFFFFFFFF>>8) is: 36028797018963967

The actual result for funciton argument is: 36028797018963967
The actual result for local variable is: 36028797018963967
The actual result for static field is: 36028797018963967
The actual result for array element is: 36028797018963967
The actual result for class member is: 36028797018963967
The actual result for valuestruct member is: 36028797018963967

The expected result of (0x1<<8) is: 256

The actual result for funciton argument is: 256
The actual result for local variable is: 256
The actual result for static field is: 256
The actual result for array element is: 256
The actual result for class member is: 256
The actual result for valuestruct member is: 256

PASSED
Expected: 100
Actual: 100
END EXECUTION - PASSED
Test Harness Exitcode is : 0

The other failures are known.

[TIHan]

@dotnet/jit-contrib needs another review, but CI shows that it fixes the unicode bit for linux