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(module
(memory 1)
;; make sure that the sunk load here doesn't try to load past the end of
;; memory.
(func (export "select-with-sink") (param i32) (result f64)
local.get 0
f64.load
f64.const 1
local.get 0
select
return)
;; same as above but with a slightly different codegen pattern.
(func (export "select-with-fcmp-and-sink") (param i32 f64 f64) (result f64)
local.get 0
f64.load
f64.const 1
local.get 1
local.get 2
f64.ne
select
return)
;; Same as the above two but the order of operands to the `select` are
;; swapped.
(func (export "select-with-sink-other-way") (param i32) (result f64)
f64.const 1
local.get 0
f64.load
local.get 0
select
return)
(func (export "select-with-fcmp-and-sink-other-way") (param i32 f64 f64) (result f64)
f64.const 1
local.get 0
f64.load
local.get 1
local.get 2
f64.ne
select
return)
)
(assert_return (invoke "select-with-sink" (i32.const 0xfff8)) (f64.const 0))
(assert_return (invoke "select-with-fcmp-and-sink" (i32.const 0xfff8) (f64.const 0) (f64.const 0)) (f64.const 1))
(assert_trap (invoke "select-with-sink" (i32.const 0xfff9)) "out of bounds")
(assert_trap (invoke "select-with-fcmp-and-sink" (i32.const 0xfff9) (f64.const 0) (f64.const 0)) "out of bounds")
(assert_trap (invoke "select-with-sink-other-way" (i32.const 0xfff9)) "out of bounds")
(assert_trap (invoke "select-with-fcmp-and-sink-other-way" (i32.const 0xfff9) (f64.const 0) (f64.const 0)) "out of bounds")
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