71 lines
3.0 KiB
LLVM
71 lines
3.0 KiB
LLVM
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; RUN: opt -S -consthoist -consthoist-with-block-frequency=false < %s | FileCheck %s
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; RUN: opt -S -consthoist -consthoist-with-block-frequency=true < %s | FileCheck --check-prefix=BFIHOIST %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-msvc"
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; CHECK-LABEL: define i32 @main
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; CHECK: %tobool = icmp eq i32 %argc, 0
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; CHECK-NEXT: bitcast i64 9209618997431186100 to i64
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; CHECK-NEXT: br i1 %tobool
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; BFIHOIST-LABEL: define i32 @main
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; BFIHOIST: then:
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; BFIHOIST: %[[CONST1:.*]] = bitcast i64 9209618997431186100 to i64
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; BFIHOIST: %add = add i64 %call4, %[[CONST1]]
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; BFIHOIST: br label %endif
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; BFIHOIST: else:
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; BFIHOIST: %[[CONST2:.*]] = bitcast i64 9209618997431186100 to i64
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; BFIHOIST: %add6 = add i64 %call5, %[[CONST2]]
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; BFIHOIST: br label %endif
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; Function Attrs: norecurse
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define i32 @main(i32 %argc, i8** nocapture readnone %argv) local_unnamed_addr #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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%call = tail call i64 @fn(i64 0)
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%call1 = tail call i64 @fn(i64 1)
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%tobool = icmp eq i32 %argc, 0
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br i1 %tobool, label %2, label %1
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; <label>:1: ; preds = %0
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%call2 = invoke i64 @fn(i64 %call)
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to label %6 unwind label %catch.dispatch
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; <label>:2: ; preds = %0
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%call3 = invoke i64 @fn(i64 %call1)
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to label %6 unwind label %catch.dispatch
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catch.dispatch: ; preds = %2, %1
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%z.0 = phi i64 [ %call, %1 ], [ %call1, %2 ]
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%3 = catchswitch within none [label %4] unwind to caller
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; <label>:4: ; preds = %catch.dispatch
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%5 = catchpad within %3 [i8* null, i32 64, i8* null]
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br i1 %tobool, label %then, label %else
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then:
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%call4 = tail call i64 @fn(i64 %z.0) [ "funclet"(token %5) ]
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%add = add i64 %call4, 9209618997431186100
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br label %endif
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else:
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%call5 = tail call i64 @fn(i64 0) [ "funclet"(token %5) ]
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%add6 = add i64 %call5, 9209618997431186100
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br label %endif
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endif:
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%v = phi i64 [ %add, %then ], [ %add6, %else ]
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%call7 = tail call i64 @fn(i64 %v) [ "funclet"(token %5) ]
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%call8 = tail call i64 @fn(i64 %call7) [ "funclet"(token %5) ]
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catchret from %5 to label %6
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; <label>:6: ; preds = %1, %2, %4
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ret i32 0
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}
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declare i64 @fn(i64) local_unnamed_addr #1
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declare i32 @__CxxFrameHandler3(...)
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attributes #0 = { norecurse "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "stack-protector-buffer-size"="8" "target-features"="+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "stack-protector-buffer-size"="8" "target-features"="+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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