ehpad.ll
3.01 KB
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; RUN: opt -S -consthoist -consthoist-with-block-frequency=false < %s | FileCheck %s
; RUN: opt -S -consthoist -consthoist-with-block-frequency=true < %s | FileCheck --check-prefix=BFIHOIST %s
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-windows-msvc"
; CHECK-LABEL: define i32 @main
; CHECK: %tobool = icmp eq i32 %argc, 0
; CHECK-NEXT: bitcast i64 9209618997431186100 to i64
; CHECK-NEXT: br i1 %tobool
; BFIHOIST-LABEL: define i32 @main
; BFIHOIST: then:
; BFIHOIST: %[[CONST1:.*]] = bitcast i64 9209618997431186100 to i64
; BFIHOIST: %add = add i64 %call4, %[[CONST1]]
; BFIHOIST: br label %endif
; BFIHOIST: else:
; BFIHOIST: %[[CONST2:.*]] = bitcast i64 9209618997431186100 to i64
; BFIHOIST: %add6 = add i64 %call5, %[[CONST2]]
; BFIHOIST: br label %endif
; Function Attrs: norecurse
define i32 @main(i32 %argc, i8** nocapture readnone %argv) local_unnamed_addr #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
%call = tail call i64 @fn(i64 0)
%call1 = tail call i64 @fn(i64 1)
%tobool = icmp eq i32 %argc, 0
br i1 %tobool, label %2, label %1
; <label>:1: ; preds = %0
%call2 = invoke i64 @fn(i64 %call)
to label %6 unwind label %catch.dispatch
; <label>:2: ; preds = %0
%call3 = invoke i64 @fn(i64 %call1)
to label %6 unwind label %catch.dispatch
catch.dispatch: ; preds = %2, %1
%z.0 = phi i64 [ %call, %1 ], [ %call1, %2 ]
%3 = catchswitch within none [label %4] unwind to caller
; <label>:4: ; preds = %catch.dispatch
%5 = catchpad within %3 [i8* null, i32 64, i8* null]
br i1 %tobool, label %then, label %else
then:
%call4 = tail call i64 @fn(i64 %z.0) [ "funclet"(token %5) ]
%add = add i64 %call4, 9209618997431186100
br label %endif
else:
%call5 = tail call i64 @fn(i64 0) [ "funclet"(token %5) ]
%add6 = add i64 %call5, 9209618997431186100
br label %endif
endif:
%v = phi i64 [ %add, %then ], [ %add6, %else ]
%call7 = tail call i64 @fn(i64 %v) [ "funclet"(token %5) ]
%call8 = tail call i64 @fn(i64 %call7) [ "funclet"(token %5) ]
catchret from %5 to label %6
; <label>:6: ; preds = %1, %2, %4
ret i32 0
}
declare i64 @fn(i64) local_unnamed_addr #1
declare i32 @__CxxFrameHandler3(...)
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" }
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" }