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Re: new triplet for x32 psABI?

On Monday, October 03, 2011 18:25:46 Michael LIAO wrote:
> As x32 psABI ( is invented, do
> we need a new triplet for system relies on triplet to figure out it's
> targeted on x32 environment. The new triplet would look like
> 'x86_64-unknown-linux-gnux32' for x32 vs 'x86_64-unknown-linux-gnu'
> for regular 64-bit. This's similar to EABI added to ARM or PowerPC,
> where 'arm-unknown-linux-gnueabi' vs. 'arm-unknown-linux-gnu'.

do you have examples of why you need this ?

> The current scheme documented on website
> ( uses the existing triplet but
> specify x32 ABI through compiler/linker options. It works for most
> compilers aware of that, but how other tools not handling
> compiler/linker options knows the current build is targeted on a
> different environment?

the mips people have been using a single tuple for multiple abis (n32 and 
n64), and it doesn't appear to have been a blocker for them ...

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