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# RUN: llvm-mc -triple=wasm32-unknown-unknown -mattr=+exception-handling < %s | FileCheck %s
# Tests if block/loop/try/catch/end/branch/rethrow instructions are correctly
# printed with their annotations.
.text
.section .text.test_annotation,"",@
.type test_annotation,@function
test_annotation:
.functype test_annotation (exnref) -> ()
.tagtype __cpp_exception i32
.tagtype __c_longjmp i32
try
br 0
catch __cpp_exception
drop
block
i32.const 0
br_if 0
loop
i32.const 0
br_if 1
end_loop
end_block
try
rethrow 0
catch __cpp_exception
drop
catch_all
block
try
br 0
try
delegate 1
catch_all
end_try
end_block
rethrow 0
end_try
end_try
block exnref
block
block () -> (i32, exnref)
block i32
try_table (catch __cpp_exception 0) (catch_ref __c_longjmp 1) (catch_all 2) (catch_all_ref 3)
end_try_table
return
end_block
return
end_block
return
end_block
return
end_block
drop
i32.const 0
loop (i32) -> ()
local.get 0
loop (exnref) -> ()
try_table (catch __cpp_exception 1) (catch_all_ref 0)
end_try_table
drop
end_loop
drop
end_loop
end_function
# CHECK: test_annotation:
# CHECK: try
# CHECK-NEXT: br 0 # 0: down to label0
# CHECK-NEXT: catch __cpp_exception # catch0:
# CHECK-NEXT: drop
# CHECK-NEXT: block
# CHECK-NEXT: i32.const 0
# CHECK-NEXT: br_if 0 # 0: down to label1
# CHECK-NEXT: loop # label2:
# CHECK-NEXT: i32.const 0
# CHECK-NEXT: br_if 1 # 1: down to label1
# CHECK-NEXT: end_loop
# CHECK-NEXT: end_block # label1:
# CHECK-NEXT: try
# CHECK-NEXT: rethrow 0 # down to catch3
# CHECK-NEXT: catch __cpp_exception # catch3:
# CHECK-NEXT: drop
# CHECK-NEXT: catch_all{{$}}
# CHECK-NEXT: block
# CHECK-NEXT: try
# CHECK-NEXT: br 0 # 0: down to label5
# CHECK-NEXT: try
# CHECK-NEXT: delegate 1 # label/catch6: down to catch4
# CHECK-NEXT: catch_all # catch5:
# CHECK-NEXT: end_try # label5:
# CHECK-NEXT: end_block # label4:
# CHECK-NEXT: rethrow 0 # to caller
# CHECK-NEXT: end_try # label3:
# CHECK-NEXT: end_try # label0:
# CHECK: block exnref
# CHECK-NEXT: block
# CHECK-NEXT: block () -> (i32, exnref)
# CHECK-NEXT: block i32
# CHECK-NEXT: try_table (catch __cpp_exception 0) (catch_ref __c_longjmp 1) (catch_all 2) (catch_all_ref 3) # 0: down to label10
# CHECK-NEXT: # 1: down to label9
# CHECK-NEXT: # 2: down to label8
# CHECK-NEXT: # 3: down to label7
# CHECK-NEXT: end_try_table # label11:
# CHECK-NEXT: return
# CHECK-NEXT: end_block # label10:
# CHECK-NEXT: return
# CHECK-NEXT: end_block # label9:
# CHECK-NEXT: return
# CHECK-NEXT: end_block # label8:
# CHECK-NEXT: return
# CHECK-NEXT: end_block # label7:
# CHECK-NEXT: drop
# CHECK: i32.const 0
# CHECK-NEXT: loop (i32) -> () # label12:
# CHECK-NEXT: local.get 0
# CHECK-NEXT: loop (exnref) -> () # label13:
# CHECK-NEXT: try_table (catch __cpp_exception 1) (catch_all_ref 0) # 1: up to label12
# CHECK-NEXT: # 0: up to label13
# CHECK-NEXT: end_try_table # label14:
# CHECK-NEXT: drop
# CHECK-NEXT: end_loop
# CHECK-NEXT: drop
# CHECK-NEXT: end_loop
# CHECK-NEXT: end_function
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