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Add recognition and classification of WebAssembly (#3650)

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This commit is contained in:
John Gardner
2017-05-30 18:02:03 +10:00
committed by GitHub
parent 60f864a138
commit b6460f8ed6
13 changed files with 659 additions and 0 deletions
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81
samples/WebAssembly/remove-unused-brs_shrink-level=1_ignore-implicit-traps.wast Normal file
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@@ -0,0 +1,81 @@
(module
(memory 256 256)
(type $0 (func (param i32)))
(type $1 (func))
(type $2 (func (result i32)))
(func $b14 (type $2)
(drop
(if i32 ;; with shrinking, this can become a select
(i32.const 1)
(block $block1 i32
(i32.const 12)
)
(block $block3 i32
(i32.const 27)
)
)
)
(drop
(if i32
(i32.const 1)
(i32.load (i32.const 10)) ;; load may have side effects, unless ignored
(i32.const 27)
)
)
(drop
(if i32
(i32.const 1)
(i32.rem_s (i32.const 11) (i32.const 12)) ;; rem may have side effects, unless ignored
(i32.const 27)
)
)
(drop
(if i32
(i32.const 1)
(i32.trunc_u/f64 (f64.const 12.34)) ;; float to int may have side effects, unless ignored
(i32.const 27)
)
)
(i32.const 0)
)
(func $join-br_ifs
(block $out
(br_if $out (i32.const 1))
(br_if $out (i32.const 2))
(br_if $out (i32.const 3))
)
(block $out2
(block $out3
(br_if $out2 (i32.const 1))
(br_if $out3 (i32.const 2))
(br_if $out2 (i32.const 3))
)
(unreachable)
)
(block $out4
(block $out5
(br_if $out4 (i32.const 1))
(br_if $out5 (i32.const 2))
(br_if $out5 (i32.const 3))
)
(unreachable)
)
(block $out6
(block $out7
(br_if $out6 (i32.const 1))
(br_if $out6 (i32.const 2))
(br_if $out7 (i32.const 3))
)
(unreachable)
)
(block $out8
(br_if $out8 (call $b14)) ;; side effect
(br_if $out8 (i32.const 0))
)
(block $out8
(br_if $out8 (i32.const 1))
(br_if $out8 (call $b14)) ;; side effect
)
)
)