Initial commit to populate CoreCLR repo

[tfs-changeset: 1407945]

1 files changed, 65 insertions, 0 deletions

diff --git a/src/vm/h2inc.ps1 b/src/vm/h2inc.ps1
new file mode 100644
index 0000000000..40dbe1d72c
--- /dev/null
+++ b/src/vm/h2inc.ps1
@@ -0,0 +1,65 @@
+# ==++==
+# 
+#  Copyright (c) Microsoft. All rights reserved.
+#  Licensed under the MIT license. See LICENSE file in the project root for full license information. 
+# 
+# ==--==
+
+# C to MASM include file translator
+# This is replacement for the deprecated h2inc tool that used to be part of VS.
+
+Function ProcessFile($filePath) {
+
+    Write-Output "// File start: $filePath"
+
+    Get-Content $filePath | ForEach-Object {
+        
+        if ($_ -match "^\s*#\spragma") {
+            # Ignore pragmas
+            return
+        }
+        
+        if ($_ -match "^\s*#\s*include\s*`"(.*)`"")
+        {
+            # Expand includes.
+            ProcessFile(Join-Path (Split-Path -Parent $filePath) $Matches[1])
+            return
+        }
+        
+        if ($_ -match "^\s*#define\s+(\S+)\s*(.*)")
+        {
+            # Augment #defines with their MASM equivalent
+            $name = $Matches[1]
+            $value = $Matches[2]
+
+            # Note that we do not handle multiline constants
+            
+            # Strip comments from value
+            $value = $value -replace "//.*", ""
+            $value = $value -replace "/\*.*\*/", ""
+
+            # Strip whitespaces from value
+            $value = $value -replace "\s+$", ""
+
+            # ignore #defines with arguments
+            if ($name -notmatch "\(") {
+                $HEX_NUMBER_PATTERN = "\b0x(\w+)\b"
+                $DECIMAL_NUMBER_PATTERN = "(-?\b\d+\b)"
+                       
+                if ($value -match $HEX_NUMBER_PATTERN -or $value -match $DECIMAL_NUMBER_PATTERN) {
+                    $value = $value -replace $HEX_NUMBER_PATTERN, "0`$1h"    # Convert hex constants
+                    $value = $value -replace $DECIMAL_NUMBER_PATTERN, "`$1t" # Convert dec constants
+                    Write-Output "$name EQU $value"
+                } else {
+                    Write-Output "$name TEXTEQU <$value>"
+                }
+            }            
+        }
+        
+        Write-Output $_
+    }
+
+    Write-Output "// File end: $filePath"
+}
+
+ProcessFile $args[0]