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From Lua 5.2: Add math.log(x, base).

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This commit is contained in:
Mike Pall
2012-10-07 15:47:11 +02:00
parent 0d62e2e1ab
commit 0561a56938
8 changed files with 129 additions and 11 deletions
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23
src/vm_arm.dasc
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@@ -1468,7 +1468,28 @@ static void build_subroutines(BuildCtx *ctx)
| math_extern sqrt
|.endif
|
| math_extern log
|.ffunc math_log
|.if HFABI
| ldr CARG2, [BASE, #4]
| cmp NARGS8:RC, #8 // Need exactly 1 argument.
| vldr d0, [BASE]
| bne ->fff_fallback
|.else
| ldrd CARG12, [BASE]
| cmp NARGS8:RC, #8 // Need exactly 1 argument.
| bne ->fff_fallback
|.endif
| checktp CARG2, LJ_TISNUM
| bhs ->fff_fallback
| .IOS mov RA, BASE
| bl extern log
| .IOS mov BASE, RA
|.if HFABI
| b ->fff_resd
|.else
| b ->fff_restv
|.endif
|
| math_extern log10
| math_extern exp
| math_extern sin