1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69
|
;; Test that traps are preserved even in instructions which might otherwise
;; be dead-code-eliminated. These functions all perform an operation and
;; discard its return value.
(module
(func (export "no_dce.i32.div_s") (param $x i32) (param $y i32) (result i32)
(i32.div_s (local.get $x) (local.get $y)))
(func (export "no_dce.i32.div_u") (param $x i32) (param $y i32) (result i32)
(i32.div_u (local.get $x) (local.get $y)))
(func (export "no_dce.i64.div_s") (param $x i64) (param $y i64) (result i64)
(i64.div_s (local.get $x) (local.get $y)))
(func (export "no_dce.i64.div_u") (param $x i64) (param $y i64) (result i64)
(i64.div_u (local.get $x) (local.get $y)))
)
(assert_trap (invoke "no_dce.i32.div_s" (i32.const 1) (i32.const 0)) "integer divide by zero")
(assert_trap (invoke "no_dce.i32.div_u" (i32.const 1) (i32.const 0)) "integer divide by zero")
(assert_trap (invoke "no_dce.i64.div_s" (i64.const 1) (i64.const 0)) "integer divide by zero")
(assert_trap (invoke "no_dce.i64.div_u" (i64.const 1) (i64.const 0)) "integer divide by zero")
(module
(func (export "no_dce.i32.rem_s") (param $x i32) (param $y i32) (result i32)
(i32.rem_s (local.get $x) (local.get $y)))
(func (export "no_dce.i32.rem_u") (param $x i32) (param $y i32) (result i32)
(i32.rem_u (local.get $x) (local.get $y)))
(func (export "no_dce.i64.rem_s") (param $x i64) (param $y i64) (result i64)
(i64.rem_s (local.get $x) (local.get $y)))
(func (export "no_dce.i64.rem_u") (param $x i64) (param $y i64) (result i64)
(i64.rem_u (local.get $x) (local.get $y)))
)
(assert_trap (invoke "no_dce.i32.rem_s" (i32.const 1) (i32.const 0)) "integer divide by zero")
(assert_trap (invoke "no_dce.i32.rem_u" (i32.const 1) (i32.const 0)) "integer divide by zero")
(assert_trap (invoke "no_dce.i64.rem_s" (i64.const 1) (i64.const 0)) "integer divide by zero")
(assert_trap (invoke "no_dce.i64.rem_u" (i64.const 1) (i64.const 0)) "integer divide by zero")
(module
(func (export "no_dce.i32.trunc_s_f32") (param $x f32) (result i32) (i32.trunc_f32_s (local.get $x)))
(func (export "no_dce.i32.trunc_u_f32") (param $x f32) (result i32) (i32.trunc_f32_u (local.get $x)))
(func (export "no_dce.i32.trunc_s_f64") (param $x f64) (result i32) (i32.trunc_f64_s (local.get $x)))
(func (export "no_dce.i32.trunc_u_f64") (param $x f64) (result i32) (i32.trunc_f64_u (local.get $x)))
(func (export "no_dce.i64.trunc_s_f32") (param $x f32) (result i64) (i64.trunc_f32_s (local.get $x)))
(func (export "no_dce.i64.trunc_u_f32") (param $x f32) (result i64) (i64.trunc_f32_u (local.get $x)))
(func (export "no_dce.i64.trunc_s_f64") (param $x f64) (result i64) (i64.trunc_f64_s (local.get $x)))
(func (export "no_dce.i64.trunc_u_f64") (param $x f64) (result i64) (i64.trunc_f64_u (local.get $x)))
)
(assert_trap (invoke "no_dce.i32.trunc_s_f32" (f32.const nan)) "invalid conversion to integer")
(assert_trap (invoke "no_dce.i32.trunc_u_f32" (f32.const nan)) "invalid conversion to integer")
(assert_trap (invoke "no_dce.i32.trunc_s_f64" (f64.const nan)) "invalid conversion to integer")
(assert_trap (invoke "no_dce.i32.trunc_u_f64" (f64.const nan)) "invalid conversion to integer")
(assert_trap (invoke "no_dce.i64.trunc_s_f32" (f32.const nan)) "invalid conversion to integer")
(assert_trap (invoke "no_dce.i64.trunc_u_f32" (f32.const nan)) "invalid conversion to integer")
(assert_trap (invoke "no_dce.i64.trunc_s_f64" (f64.const nan)) "invalid conversion to integer")
(assert_trap (invoke "no_dce.i64.trunc_u_f64" (f64.const nan)) "invalid conversion to integer")
(module
(memory 1)
(func (export "no_dce.i32.load") (param $i i32) (result i32) (i32.load (local.get $i)))
(func (export "no_dce.i64.load") (param $i i32) (result i64) (i64.load (local.get $i)))
(func (export "no_dce.f32.load") (param $i i32) (result f32) (f32.load (local.get $i)))
(func (export "no_dce.f64.load") (param $i i32) (result f64) (f64.load (local.get $i)))
)
(assert_trap (invoke "no_dce.i32.load" (i32.const 65536)) "out of bounds memory access")
(assert_trap (invoke "no_dce.i64.load" (i32.const 65536)) "out of bounds memory access")
(assert_trap (invoke "no_dce.f32.load" (i32.const 65536)) "out of bounds memory access")
(assert_trap (invoke "no_dce.f64.load" (i32.const 65536)) "out of bounds memory access")
|