Files
wasmtime/cranelift/filetests/filetests/licm/multiple-blocks.clif
Ryan Hunt 832666c45e Mass rename Ebb and relatives to Block (#1365)
* Manually rename BasicBlock to BlockPredecessor

BasicBlock is a pair of (Ebb, Inst) that is used to represent the
basic block subcomponent of an Ebb that is a predecessor to an Ebb.

Eventually we will be able to remove this struct, but for now it
makes sense to give it a non-conflicting name so that we can start
to transition Ebb to represent a basic block.

I have not updated any comments that refer to BasicBlock, as
eventually we will remove BlockPredecessor and replace with Block,
which is a basic block, so the comments will become correct.

* Manually rename SSABuilder block types to avoid conflict

SSABuilder has its own Block and BlockData types. These along with
associated identifier will cause conflicts in a later commit, so
they are renamed to be more verbose here.

* Automatically rename 'Ebb' to 'Block' in *.rs

* Automatically rename 'EBB' to 'block' in *.rs

* Automatically rename 'ebb' to 'block' in *.rs

* Automatically rename 'extended basic block' to 'basic block' in *.rs

* Automatically rename 'an basic block' to 'a basic block' in *.rs

* Manually update comment for `Block`

`Block`'s wikipedia article required an update.

* Automatically rename 'an `Block`' to 'a `Block`' in *.rs

* Automatically rename 'extended_basic_block' to 'basic_block' in *.rs

* Automatically rename 'ebb' to 'block' in *.clif

* Manually rename clif constant that contains 'ebb' as substring to avoid conflict

* Automatically rename filecheck uses of 'EBB' to 'BB'

'regex: EBB' -> 'regex: BB'
'$EBB' -> '$BB'

* Automatically rename 'EBB' 'Ebb' to 'block' in *.clif

* Automatically rename 'an block' to 'a block' in *.clif

* Fix broken testcase when function name length increases

Test function names are limited to 16 characters. This causes
the new longer name to be truncated and fail a filecheck test. An
outdated comment was also fixed.
2020-02-07 10:46:47 -06:00

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test licm
target riscv32
function %multiple_blocks(i32) -> i32 {
block0(v0: i32):
jump block1(v0)
block1(v10: i32):
v11 = iconst.i32 1
v12 = iconst.i32 2
v13 = iadd v11, v12
brz v10, block4(v10)
jump block2
block2:
v15 = isub v10, v11
brz v15, block5(v15)
jump block3
block3:
v14 = isub v10, v11
jump block1(v14)
block4(v20: i32):
return v20
block5(v30: i32):
v31 = iadd v11, v13
jump block1(v30)
}
; sameln:function %multiple_blocks(i32) -> i32 {
; nextln: block0(v0: i32):
; nextln: v11 = iconst.i32 1
; nextln: v12 = iconst.i32 2
; nextln: v13 = iadd v11, v12
; nextln: v31 = iadd v11, v13
; nextln: jump block1(v0)
; nextln:
; nextln: block1(v10: i32):
; nextln: brz v10, block4(v10)
; nextln: jump block2
; nextln:
; nextln: block2:
; nextln: v15 = isub.i32 v10, v11
; nextln: brz v15, block5(v15)
; nextln: jump block3
; nextln:
; nextln: block3:
; nextln: v14 = isub.i32 v10, v11
; nextln: jump block1(v14)
; nextln:
; nextln: block4(v20: i32):
; nextln: return v20
; nextln:
; nextln: block5(v30: i32):
; nextln: jump block1(v30)
; nextln: }