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xtensa: use 8-byte alignment

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This is probably not necessary on Espressif chips, but let's strictly
follow the ABI to be sure.
This commit is contained in:
Ayke van Laethem
2023-01-10 21:02:09 +01:00
committed by Ayke
parent 26b6d0b06d
commit 35f427c8cc
1 changed files with 2 additions and 2 deletions
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src/runtime/arch_xtensa.go
+2 -2
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@@ -9,9 +9,9 @@ const TargetBits = 32
const deferExtraRegs = 0 const deferExtraRegs = 0
// Align on a word boundary. // The largest alignment according to the Xtensa ABI is 8 (long long, double).
func align(ptr uintptr) uintptr { func align(ptr uintptr) uintptr {
return (ptr + 3) &^ 3 return (ptr + 7) &^ 7
} }
func getCurrentStackPointer() uintptr { func getCurrentStackPointer() uintptr {