mirror of
https://github.com/c64scene-ar/llvm-6502.git
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90b8e791ac
This doesn't pass 'ninja check-llvm' for me. Lots of tests, including the ones updated, fail with crashes and other explosions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229952 91177308-0d34-0410-b5e6-96231b3b80d8
52 lines
1.3 KiB
LLVM
52 lines
1.3 KiB
LLVM
; RUN: opt -mtriple=x86_64-linux-gnu -dwarfehprepare < %s -S | FileCheck %s
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; Check basic functionality of IR-to-IR DWARF EH preparation. This should
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; eliminate resumes. This pass requires a TargetMachine, so we put it under X86
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; and provide an x86 triple.
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@int_typeinfo = global i8 0
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declare void @might_throw()
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define i32 @simple_catch() {
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invoke void @might_throw()
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to label %cont unwind label %lpad
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; CHECK: define i32 @simple_catch()
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; CHECK: invoke void @might_throw()
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cont:
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ret i32 0
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; CHECK: ret i32 0
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lpad:
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%ehvals = landingpad { i8*, i32 } personality i32 (...)* @__gxx_personality_v0
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catch i8* @int_typeinfo
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%ehptr = extractvalue { i8*, i32 } %ehvals, 0
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%ehsel = extractvalue { i8*, i32 } %ehvals, 1
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%int_sel = call i32 @llvm.eh.typeid.for(i8* @int_typeinfo)
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%int_match = icmp eq i32 %ehsel, %int_sel
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br i1 %int_match, label %catch_int, label %eh.resume
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; CHECK: lpad:
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; CHECK: landingpad { i8*, i32 } personality i32 (...)* @__gxx_personality_v0
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; CHECK: call i32 @llvm.eh.typeid.for
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; CHECK: br i1
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catch_int:
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ret i32 1
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; CHECK: catch_int:
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; CHECK: ret i32 1
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eh.resume:
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resume { i8*, i32 } %ehvals
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; CHECK: eh.resume:
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; CHECK: call void @_Unwind_Resume(i8* %{{.*}})
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}
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declare i32 @__gxx_personality_v0(...)
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declare i32 @llvm.eh.typeid.for(i8*)
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