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;; NOTE: Assertions have been generated by update_lit_checks.py --output=fuzz-exec and should not be edited.
;; RUN: wasm-opt %s --enable-bulk-memory --llvm-memory-copy-fill-lowering --fuzz-exec -q -o /dev/null 2>&1 | filecheck %s
;; Tests derived from bulk-memory.wast spec tests
;; memory.fill
(module
(import "fuzzing-support" "log-i32" (func $log-i32 (param i32)))
(memory 1)
(func $assert_load (param i32 i32)
(if (i32.ne (local.get 1) (i32.load8_u (local.get 0)))
(then (unreachable)))
)
(func $print_memory (param i32 i32)
(loop $loop
(call $log-i32 (local.get 0))
(call $log-i32 (i32.load8_u (local.get 0)))
(local.set 0 (i32.add (local.get 0) (i32.const 1)))
(br_if $loop (i32.ne (local.get 0) (local.get 1)))
)
)
;; basic fill test
;; CHECK: [fuzz-exec] calling test1
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 255]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 255]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 255]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
(func $test1 (export "test1")
(call $print_memory (i32.const 0) (i32.const 5))
(memory.fill (i32.const 1) (i32.const 0xff) (i32.const 3))
(call $print_memory (i32.const 0) (i32.const 5))
(call $assert_load (i32.const 0) (i32.const 0))
(call $assert_load (i32.const 1) (i32.const 0xff))
(call $assert_load (i32.const 2) (i32.const 0xff))
(call $assert_load (i32.const 3) (i32.const 0xff))
(call $assert_load (i32.const 4) (i32.const 0x0))
)
;; Fill value is stored as a byte
;; CHECK: [fuzz-exec] calling test2
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 170]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 170]
(func $test2 (export "test2")
(memory.fill (i32.const 0) (i32.const 0xbbaa) (i32.const 2))
(call $print_memory (i32.const 0) (i32.const 2))
(call $assert_load (i32.const 0) (i32.const 0xaa))
(call $assert_load (i32.const 1) (i32.const 0xaa))
)
;; Fill all of memory
;; CHECK: [fuzz-exec] calling test3
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 5]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
(func $test3 (export "test3")
(memory.fill (i32.const 0) (i32.const 0) (i32.const 0x10000))
;; let's not print all of memory; just beyond what we filled before
(call $print_memory (i32.const 0) (i32.const 6))
)
;; Succeed when writing 0 bytes at the end of the region
;; CHECK: [fuzz-exec] calling test4
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 5]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 6]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
(func $test4 (export "test4")
(memory.fill (i32.const 0x10000) (i32.const 0) (i32.const 0))
;; let's not print all of memory; just beyond what we filled before
(call $print_memory (i32.const 0) (i32.const 7))
)
;; Writing 0 bytes outside of memory is not allowed
;; CHECK: [fuzz-exec] calling test5
;; CHECK-NEXT: [trap out of bounds memory access in memory.fill]
(func $test5 (export "test5")
(memory.fill (i32.const 0x10001) (i32.const 0) (i32.const 0))
;; should not be reached
(call $print_memory (i32.const 0) (i32.const 6))
)
;; again we do not test negative/overflowing addresses as the spec test does.
)
;; CHECK: [fuzz-exec] calling test1
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 255]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 255]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 255]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK: [fuzz-exec] calling test2
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 170]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 170]
;; CHECK: [fuzz-exec] calling test3
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 5]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK: [fuzz-exec] calling test4
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 1]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 2]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 3]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 4]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 5]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK-NEXT: [LoggingExternalInterface logging 6]
;; CHECK-NEXT: [LoggingExternalInterface logging 0]
;; CHECK: [fuzz-exec] calling test5
;; CHECK-NEXT: [trap unreachable]
;; CHECK-NEXT: [fuzz-exec] comparing test1
;; CHECK-NEXT: [fuzz-exec] comparing test2
;; CHECK-NEXT: [fuzz-exec] comparing test3
;; CHECK-NEXT: [fuzz-exec] comparing test4
;; CHECK-NEXT: [fuzz-exec] comparing test5
|
