linux-packaging-mono/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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