53 lines
1.8 KiB
LLVM
53 lines
1.8 KiB
LLVM
; RUN: llc -O3 < %s | FileCheck %s
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;
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; Check ADRP instr is not hoisted to entry basic block
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; which may throw exception.
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;
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; CHECK: adrp
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; CHECK: adrp
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; CHECK: adrp
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64-arm-none-eabi"
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@var = hidden local_unnamed_addr global i32 0, align 4
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@_ZTIi = external dso_local constant i8*
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declare dso_local void @_Z2fnv() local_unnamed_addr #1
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declare dso_local i32 @__gxx_personality_v0(...)
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declare i32 @llvm.eh.typeid.for(i8*) #2
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declare dso_local i8* @__cxa_begin_catch(i8*) local_unnamed_addr
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declare dso_local void @__cxa_end_catch() local_unnamed_addr
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define hidden i32 @_Z7examplev() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
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entry:
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invoke void @_Z2fnv() to label %try.cont unwind label %lpad
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lpad: ; preds = %entry
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%0 = landingpad { i8*, i32 }
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catch i8* bitcast (i8** @_ZTIi to i8*)
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catch i8* null
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%1 = extractvalue { i8*, i32 } %0, 0
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%2 = extractvalue { i8*, i32 } %0, 1
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%3 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*))
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%matches = icmp eq i32 %2, %3
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%4 = tail call i8* @__cxa_begin_catch(i8* %1)
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%5 = load i32, i32* @var, align 4
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br i1 %matches, label %catch1, label %catch
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catch1: ; preds = %lpad
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%or3 = or i32 %5, 4
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store i32 %or3, i32* @var, align 4
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tail call void @__cxa_end_catch()
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br label %try.cont
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try.cont: ; preds = %entry, %catch1, %catch
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%6 = load i32, i32* @var, align 4
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ret i32 %6
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catch: ; preds = %lpad
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%or = or i32 %5, 8
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store i32 %or, i32* @var, align 4
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tail call void @__cxa_end_catch()
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br label %try.cont
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}
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