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haskell-wasm
GHC
Commits
ea79978b
Commit
ea79978b
authored
6 years ago
by
Peter Trommler
Committed by
Ben Gamari
6 years ago
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Fix reference to stack code in comment
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3f46cffc
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includes/CodeGen.Platform.hs
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ea79978b
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@@ -895,7 +895,7 @@ freeReg 13 = False -- reserved for system thread ID on 64 bit
freeReg
30
=
False
{- TODO: reserve r13 on 64 bit systems only and r30 on 32 bit respectively.
For now we use r30 on 64 bit and r13 on 32 bit as a temporary register
in stack handling code. See compiler/nativeGen/PPC/
Ppr
.hs.
in stack handling code. See compiler/nativeGen/PPC/
CodeGen
.hs.
Later we might want to reserve r13 and r30 only where it is required.
Then use r12 as temporary register, which is also what the C ABI does.
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