Summary:
Like `block` or `loop`, `try` can take an optional signature which can
be omitted. This patch allows `try`'s signature to be omitted. Also
added some tests for EH instructions.
Reviewers: aardappel
Subscribers: dschuff, sbc100, jgravelle-google, sunfish, llvm-commits
Differential Revision: https://reviews.llvm.org/D53873
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@345888
91177308-0d34-0410-b5e6-
96231b3b80d8
// assembly, so we add a dummy one explicitly (since we have no control
// over signature tables here, we assume these will be regenerated when
// the wasm module is generated).
- if (BaseName == "block" || BaseName == "loop") {
+ if (BaseName == "block" || BaseName == "loop" || BaseName == "try") {
Operands.push_back(make_unique<WebAssemblyOperand>(
WebAssemblyOperand::Integer, NameLoc, NameLoc,
WebAssemblyOperand::IntOp{-1}));
-# RUN: llvm-mc -triple=wasm32-unknown-unknown -mattr=+simd128,+nontrapping-fptoint < %s | FileCheck %s
+# RUN: llvm-mc -triple=wasm32-unknown-unknown -mattr=+simd128,+nontrapping-fptoint,+exception-handling < %s | FileCheck %s
.text
.type test0,@function
# TODO: enable once instruction has been added.
#i32x4.trunc_s/f32x4:sat
i32.trunc_s/f32
+ try
+.LBB0_3:
+ i32.catch 0
+.LBB0_4:
+ catch_all
+.LBB0_5:
+ end_try
#i32.trunc_s:sat/f32
get_global __stack_pointer@GLOBAL
end_function
# CHECK-NEXT: get_local 5
# CHECK-NEXT: f32x4.add
# CHECK-NEXT: i32.trunc_s/f32
+# CHECK-NEXT: try
+# CHECK-NEXT: .LBB0_3:
+# CHECK-NEXT: i32.catch 0
+# CHECK-NEXT: .LBB0_4:
+# CHECK-NEXT: catch_all
+# CHECK-NEXT: .LBB0_5:
+# CHECK-NEXT: end_try
# CHECK-NEXT: get_global __stack_pointer@GLOBAL
# CHECK-NEXT: end_function