forked from OSchip/llvm-project
46 lines
1.7 KiB
LLVM
46 lines
1.7 KiB
LLVM
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; RUN: opt -instcombine -S < %s | FileCheck %s
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc18.0.0"
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%struct.B = type { i64, i64 }
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define void @test1(%struct.B* %p) personality i32 (...)* @__CxxFrameHandler3 {
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invoke.cont:
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%0 = bitcast %struct.B* %p to <2 x i64>*
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%1 = load <2 x i64>, <2 x i64>* %0, align 8
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%2 = extractelement <2 x i64> %1, i32 0
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invoke void @throw()
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to label %unreachable unwind label %catch.dispatch
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catch.dispatch: ; preds = %invoke.cont
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%cs = catchswitch within none [label %invoke.cont1] unwind label %ehcleanup
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invoke.cont1: ; preds = %catch.dispatch
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%catch = catchpad within %cs [i8* null, i32 64, i8* null]
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invoke void @throw() [ "funclet"(token %catch) ]
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to label %unreachable unwind label %ehcleanup
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ehcleanup: ; preds = %invoke.cont1, %catch.dispatch
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%phi = phi i64 [ %2, %catch.dispatch ], [ 9, %invoke.cont1 ]
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%cleanup = cleanuppad within none []
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call void @release(i64 %phi) [ "funclet"(token %cleanup) ]
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cleanupret from %cleanup unwind to caller
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unreachable: ; preds = %invoke.cont1, %invoke.cont
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unreachable
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}
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; CHECK-LABEL: define void @test1(
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; CHECK: %[[bc:.*]] = bitcast %struct.B* %p to <2 x i64>*
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; CHECK: %[[ld:.*]] = load <2 x i64>, <2 x i64>* %[[bc]], align 8
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; CHECK: %[[ee:.*]] = extractelement <2 x i64> %[[ld]], i32 0
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; CHECK: %[[phi:.*]] = phi i64 [ %[[ee]], {{.*}} ], [ 9, {{.*}} ]
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; CHECK: call void @release(i64 %[[phi]])
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declare i32 @__CxxFrameHandler3(...)
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declare void @throw()
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declare void @release(i64)
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