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svn path=/trunk/mono/; revision=3177
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1 parent 7472ae9 commit ee1efbccbd98753fd8fd6d60a23f1acaa5db41b5 Dietmar Maurer committed Mar 18, 2002
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  1. +33 −0 docs/stack-alignment
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+Size and alignment requirements of stack values
+===============================================
+
+P ... System.IntPtr
+I1 ... System.Int8
+I2 ... System.Int16
+I4 ... System.Int32
+I8 ... System.Int64
+F ... System.Single
+D ... System.Double
+LD ... native long double
+
+-----------------------------------------------------------
+ARCH | P | I1 | I2 | I4 | I8 | F | D | LD |
+-----------------------------------------------------------
+X86 | 4/4 | 4/4 | 4/4 | 4/4 | 8/4 | 4/4 | 8/4 |12/4 |
+-----------------------------------------------------------
+X86/W32 | 4/4 | 4/4 | 4/4 | 4/4 | 8/4 | 4/4 | 8/4 |12/4 |
+-----------------------------------------------------------
+ARM | 4/4 | 4/4 | 4/4 | 4/4 | 8/4 | 4/4 | 8/4 | 8/4 |
+-----------------------------------------------------------
+M68K | 4/4 | 4/4 | 4/4 | 4/4 | 8/4 | 4/4 | 8/4 |12/4 |
+-----------------------------------------------------------
+ALPHA | 8/8 | 8/8 | 8/8 | 8/8 | 8/8 | 8/8 | 8/8 | 8/8 |
+-----------------------------------------------------------
+SPARC | 4/4 | 4/4 | 4/4 | 4/4 | 8/8 | 4/4 | 8/8 |16/8 |
+-----------------------------------------------------------
+SPARC64 | 8/8 | 8/8 | 8/8 | 8/8 | 8/8 | 8/8 | 8/8 |16/16|
+-----------------------------------------------------------
+MIPS | 4/4 | 4/4 | 4/4 | 4/4 | ?/? | 4/4 | 8/8 | 8/8 |
+-----------------------------------------------------------
+ | | | | | | | | |
+-----------------------------------------------------------

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