Xtensa GPR and ABI
来自Jack's Lab
（版本间的差异）
(→概述) |
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== Overview == | == Overview == | ||
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| + | Two different ABI: | ||
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| + | * windowed register ABI, works with the Windowed Register Option | ||
| + | * CALL0 ABI, can be used with any Xtensa processor (worse performance) | ||
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| + | == GPR usage == | ||
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| + | === Argument passing === | ||
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| + | <br><br> | ||
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| + | === Return value === | ||
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2016年11月16日 (三) 11:06的版本
目录 |
1 Overview
Two different ABI:
- windowed register ABI, works with the Windowed Register Option
- CALL0 ABI, can be used with any Xtensa processor (worse performance)
2 GPR usage
2.1 Argument passing
2.2 Return value
