search for: thumb16

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2010 Nov 16
1
[LLVMdev] Build Attributes Proposal
...tes > that are specific to their own architecture, and as long as they don't > collide with the public definitions, other manufacturers are free to > ignore. I think there are several common use cases for these attributes - 1. to mark what ISA a function is compiled for: (i.e. is it a thumb16/thumb32/ARM?) 2. to constrain the generated code to use specific co-processors. At least for case 2, the ARMTargetMachine/ARMSubtarget contains a distinct set of flags which should be output in the file scope section of the attributes For case 1, I don't know how common it is for the same exec...
2010 Nov 13
0
[LLVMdev] Build Attributes Proposal
On 13 November 2010 21:15, Duncan Sands <baldrick at free.fr> wrote: > Since I don't know anything about these attributes, talk of indexes and > so forth goes straight over my head. Hi Duncan, I assumed you knew what build attributes were in the first place, my mistake. For a full explanation of what they are, see ARM ABI Addenda, section 2.1 (PDF). (Google's first hit for
2010 Nov 13
2
[LLVMdev] Build Attributes Proposal
Hi Renato, > On 13 November 2010 15:12, Duncan Sands<baldrick at free.fr> wrote: >> I agree that it's limited. As for MC, it will need to handle these strings >> anyway since this is an existing LLVM feature (coming from gcc originally) >> that needs to be supported. > > Do you mean that LLVM-GCC generates build attributes as asm strings in IR? no, I mean