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81bb5f99ad
The data layout strings do not have any effect on llc tests and will become misleadingly out of date as we continue to update the canonical data layout, so remove them from the tests. Differential Revision: https://reviews.llvm.org/D105842
116 lines
3.3 KiB
YAML
116 lines
3.3 KiB
YAML
# RUN: llc -mtriple=wasm32-unknown-unknown -exception-model=wasm -mattr=+exception-handling -run-pass wasm-cfg-stackify %s -o - | FileCheck %s
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--- |
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target triple = "wasm32-unknown-unknown"
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declare i32 @__gxx_wasm_personality_v0(...)
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declare void @foo()
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define void @rethrow_arg_test() personality i8* bitcast (i32 (...)* @__gxx_wasm_personality_v0 to i8*) {
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ret void
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}
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define i32 @fix_end_function_test() personality i8* bitcast (i32 (...)* @__gxx_wasm_personality_v0 to i8*) {
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ret i32 0
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}
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...
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---
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# CHECK-LABEL: name: rethrow_arg_test
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name: rethrow_arg_test
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liveins:
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- { reg: '$arguments' }
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body: |
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bb.0:
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successors: %bb.1, %bb.3
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; CHECK: bb.0:
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; CHECK: TRY
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EH_LABEL <mcsymbol .Ltmp0>
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CALL @foo, implicit-def dead $arguments, implicit $sp32, implicit $sp64
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EH_LABEL <mcsymbol .Ltmp1>
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BR %bb.3, implicit-def dead $arguments
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bb.1 (landing-pad):
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successors: %bb.2
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; CHECK: bb.1 (landing-pad):
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; CHECK: CATCH
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; CHECK: TRY
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; This RETHROW rethrows the exception caught by this BB's CATCH, but after
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; CFGStackify a TRY is placed between the CATCH and this RETHROW, so after
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; CFGStackify its immediate argument should become not 0, but 1.
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; CHECK: RETHROW 1
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EH_LABEL <mcsymbol .Ltmp2>
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%0:i32 = CATCH &__cpp_exception, implicit-def dead $arguments
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RETHROW 0, implicit-def dead $arguments
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bb.2 (landing-pad):
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; CHECK: bb.2 (landing-pad):
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; CHECK: CATCH
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; CHECK: RETHROW 0
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EH_LABEL <mcsymbol .Ltmp3>
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%1:i32 = CATCH &__cpp_exception, implicit-def dead $arguments
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RETHROW 0, implicit-def dead $arguments
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bb.3:
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; CHECK: bb.3:
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; CHECK: END_TRY
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; CHECK: END_TRY
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RETURN implicit-def dead $arguments
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...
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---
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# This function has i32 return type and the end of the function is unreachable,
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# so CFGStackify's fixEndsAtEndOfFunction() propagates the return type while
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# they encounter 'end' or 'delegate'. This is a regression test for a bug that
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# we only handled 'end' but not 'delegate'.
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# CHECK-LABEL: name: fix_end_function_test
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name: fix_end_function_test
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liveins:
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- { reg: '$arguments' }
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machineFunctionInfo:
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params: [ ]
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results: [ i32 ]
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wasmEHFuncInfo:
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3: 4
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body: |
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; CHECK: TRY 127
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; CHECK: TRY 127
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; CHECK: CALL @foo
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; CHECK: TRY 64
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; CHECK: CALL @foo
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; CHECK: DELEGATE
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; CHECK: RETURN
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; CHECK: CATCH
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;; This TRY should have the return type i32 (127)
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; CHECK: TRY 127
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; CHECK: RETHROW
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; CHECK: DELEGATE
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; CHECK: END_TRY
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; CHECK: CATCH
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; CHECK: RETHROW
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; CHECK: END_TRY
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bb.0:
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successors: %bb.1, %bb.3
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EH_LABEL <mcsymbol .Ltmp0>
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CALL @foo, implicit-def dead $arguments, implicit $sp32, implicit $sp64
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EH_LABEL <mcsymbol .Ltmp1>
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bb.1:
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successors: %bb.2, %bb.4
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EH_LABEL <mcsymbol .Ltmp2>
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CALL @foo, implicit-def dead $arguments, implicit $sp32, implicit $sp64
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EH_LABEL <mcsymbol .Ltmp3>
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bb.2:
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%0:i32 = CONST_I32 3, implicit-def dead $arguments
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RETURN %0:i32, implicit-def dead $arguments
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bb.3 (landing-pad):
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EH_LABEL <mcsymbol .Ltmp4>
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%0:i32 = CATCH &__cpp_exception, implicit-def dead $arguments
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RETHROW 0, implicit-def dead $arguments
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bb.4 (landing-pad):
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EH_LABEL <mcsymbol .Ltmp5>
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%1:i32 = CATCH &__cpp_exception, implicit-def dead $arguments
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RETHROW 0, implicit-def dead $arguments
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...
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