[HotColdSplit] Simplify tests by lowering their splitting thresholds
This gets rid of the brittle/mysterious calls to @sink()/@sideeffect()
peppered throughout the test cases. They are no longer needed to force
splitting to occur.
llvm-svn: 351480
diff --git a/llvm/lib/Transforms/IPO/HotColdSplitting.cpp b/llvm/lib/Transforms/IPO/HotColdSplitting.cpp
index 924a7d5..d0f3fdf 100644
--- a/llvm/lib/Transforms/IPO/HotColdSplitting.cpp
+++ b/llvm/lib/Transforms/IPO/HotColdSplitting.cpp
@@ -69,9 +69,9 @@
cl::init(true), cl::Hidden);
static cl::opt<int>
- MinOutliningThreshold("min-outlining-thresh", cl::init(3), cl::Hidden,
- cl::desc("Code size threshold for outlining within a "
- "single BB (as a multiple of TCC_Basic)"));
+ SplittingThreshold("hotcoldsplit-threshold", cl::init(3), cl::Hidden,
+ cl::desc("Code size threshold for splitting cold code "
+ "(as a multiple of TCC_Basic)"));
namespace {
@@ -131,6 +131,11 @@
/// Check whether \p Region is profitable to outline.
static bool isProfitableToOutline(const BlockSequence &Region,
TargetTransformInfo &TTI) {
+ // If the splitting threshold is set at or below zero, skip the usual
+ // profitability check.
+ if (SplittingThreshold <= 0)
+ return true;
+
if (Region.size() > 1)
return true;
@@ -142,7 +147,7 @@
Cost += TTI.getInstructionCost(&I, TargetTransformInfo::TCK_CodeSize);
- if (Cost >= (MinOutliningThreshold * TargetTransformInfo::TCC_Basic))
+ if (Cost >= (SplittingThreshold * TargetTransformInfo::TCC_Basic))
return true;
}
return false;
diff --git a/llvm/test/Transforms/HotColdSplit/do-not-split.ll b/llvm/test/Transforms/HotColdSplit/X86/do-not-split.ll
similarity index 94%
rename from llvm/test/Transforms/HotColdSplit/do-not-split.ll
rename to llvm/test/Transforms/HotColdSplit/X86/do-not-split.ll
index d5a8c44..8622f03 100644
--- a/llvm/test/Transforms/HotColdSplit/do-not-split.ll
+++ b/llvm/test/Transforms/HotColdSplit/X86/do-not-split.ll
@@ -1,5 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
-; RUN: opt -passes=hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=2 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -30,7 +29,6 @@
if.then: ; preds = %entry
call void @sink()
- call void @sink()
ret void
if.end: ; preds = %entry
@@ -60,8 +58,6 @@
loop:
call void @sink()
- call void @sink()
- call void @sink()
br label %loop
}
diff --git a/llvm/test/Transforms/HotColdSplit/extraction-subregion-breaks-phis.ll b/llvm/test/Transforms/HotColdSplit/X86/extraction-subregion-breaks-phis.ll
similarity index 96%
rename from llvm/test/Transforms/HotColdSplit/extraction-subregion-breaks-phis.ll
rename to llvm/test/Transforms/HotColdSplit/X86/extraction-subregion-breaks-phis.ll
index 11256a4..9a751e3 100644
--- a/llvm/test/Transforms/HotColdSplit/extraction-subregion-breaks-phis.ll
+++ b/llvm/test/Transforms/HotColdSplit/X86/extraction-subregion-breaks-phis.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=1 < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
diff --git a/llvm/test/Transforms/HotColdSplit/X86/outline-expensive.ll b/llvm/test/Transforms/HotColdSplit/X86/outline-expensive.ll
index 5b0ccea..3f04283 100644
--- a/llvm/test/Transforms/HotColdSplit/X86/outline-expensive.ll
+++ b/llvm/test/Transforms/HotColdSplit/X86/outline-expensive.ll
@@ -1,5 +1,5 @@
; The magic number 6 comes from (1 * TCC_Expensive) + (1 * CostOfCallX86).
-; RUN: opt -hotcoldsplit -min-outlining-thresh=6 -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=6 -S < %s | FileCheck %s
; Test that we outline even though there are only two cold instructions. TTI
; should determine that they are expensive in terms of code size.
diff --git a/llvm/test/Transforms/HotColdSplit/delete-use-without-def-dbg-val.ll b/llvm/test/Transforms/HotColdSplit/delete-use-without-def-dbg-val.ll
index 878db48..97f5cb8 100644
--- a/llvm/test/Transforms/HotColdSplit/delete-use-without-def-dbg-val.ll
+++ b/llvm/test/Transforms/HotColdSplit/delete-use-without-def-dbg-val.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -20,8 +20,6 @@
; We expect this block to be outlined. That kills the definition of %var.
%var = add i32 0, 0, !dbg !11
call void @sink()
- call void @sink()
- call void @sink()
br label %cleanup
cleanup:
diff --git a/llvm/test/Transforms/HotColdSplit/duplicate-phi-preds-crash.ll b/llvm/test/Transforms/HotColdSplit/duplicate-phi-preds-crash.ll
index 5b69772..da3468a 100644
--- a/llvm/test/Transforms/HotColdSplit/duplicate-phi-preds-crash.ll
+++ b/llvm/test/Transforms/HotColdSplit/duplicate-phi-preds-crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
diff --git a/llvm/test/Transforms/HotColdSplit/eh-pads.ll b/llvm/test/Transforms/HotColdSplit/eh-pads.ll
index 1197a54..caf02e9 100644
--- a/llvm/test/Transforms/HotColdSplit/eh-pads.ll
+++ b/llvm/test/Transforms/HotColdSplit/eh-pads.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -17,7 +17,6 @@
continue_exception:
call void @sideeffect(i32 0)
- call void @sideeffect(i32 1)
call void @sink()
ret void
@@ -44,17 +43,19 @@
exception:
; Note: EH pads are not candidates for region entry points.
%cleanup = landingpad i8 cleanup
- ret void
+ br label %trivial-eh-handler
+
+trivial-eh-handler:
+ call void @sideeffect(i32 1)
+ br label %normal
normal:
call void @sideeffect(i32 0)
- call void @sideeffect(i32 1)
ret void
}
; CHECK-LABEL: define {{.*}}@foo.cold.1(
; CHECK: sideeffect(i32 0)
-; CHECK: sideeffect(i32 1)
; CHECK: sink
declare void @sideeffect(i32)
diff --git a/llvm/test/Transforms/HotColdSplit/eh-typeid-for.ll b/llvm/test/Transforms/HotColdSplit/eh-typeid-for.ll
index 75f9e67..87a5bcc 100644
--- a/llvm/test/Transforms/HotColdSplit/eh-typeid-for.ll
+++ b/llvm/test/Transforms/HotColdSplit/eh-typeid-for.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
; Do not outline calls to @llvm.eh.typeid.for. See llvm.org/PR39545.
@@ -16,8 +16,6 @@
if.else:
%t = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*))
call void @sink()
- call void @sink()
- call void @sink()
ret void
}
diff --git a/llvm/test/Transforms/HotColdSplit/forward-dfs-reaches-marked-block.ll b/llvm/test/Transforms/HotColdSplit/forward-dfs-reaches-marked-block.ll
index 81a8f42..3c0f93b 100644
--- a/llvm/test/Transforms/HotColdSplit/forward-dfs-reaches-marked-block.ll
+++ b/llvm/test/Transforms/HotColdSplit/forward-dfs-reaches-marked-block.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
diff --git a/llvm/test/Transforms/HotColdSplit/lifetime-markers-on-inputs.ll b/llvm/test/Transforms/HotColdSplit/lifetime-markers-on-inputs.ll
index c6482f8..d46ef78 100644
--- a/llvm/test/Transforms/HotColdSplit/lifetime-markers-on-inputs.ll
+++ b/llvm/test/Transforms/HotColdSplit/lifetime-markers-on-inputs.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s 2>&1 | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s 2>&1 | FileCheck %s
declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture)
diff --git a/llvm/test/Transforms/HotColdSplit/mark-the-whole-func-cold.ll b/llvm/test/Transforms/HotColdSplit/mark-the-whole-func-cold.ll
index d8bd55e..cc87f61 100644
--- a/llvm/test/Transforms/HotColdSplit/mark-the-whole-func-cold.ll
+++ b/llvm/test/Transforms/HotColdSplit/mark-the-whole-func-cold.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
; Source:
;
diff --git a/llvm/test/Transforms/HotColdSplit/minsize.ll b/llvm/test/Transforms/HotColdSplit/minsize.ll
index 69cd097..6955c5c 100644
--- a/llvm/test/Transforms/HotColdSplit/minsize.ll
+++ b/llvm/test/Transforms/HotColdSplit/minsize.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -14,8 +14,6 @@
if.else:
call void @sink()
- call void @sink()
- call void @sink()
ret void
}
diff --git a/llvm/test/Transforms/HotColdSplit/multiple-exits.ll b/llvm/test/Transforms/HotColdSplit/multiple-exits.ll
index 2e7cf84..c41e4f0 100644
--- a/llvm/test/Transforms/HotColdSplit/multiple-exits.ll
+++ b/llvm/test/Transforms/HotColdSplit/multiple-exits.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
; Source:
;
@@ -55,7 +55,6 @@
}
; CHECK-LABEL: define {{.*}}@foo.cold.1(
-; TODO: Eliminate this unnecessary unconditional branch.
; CHECK: br
; CHECK: [[exit1Stub:.*]]:
; CHECK-NEXT: ret i1 true
diff --git a/llvm/test/Transforms/HotColdSplit/noreturn.ll b/llvm/test/Transforms/HotColdSplit/noreturn.ll
index 66de934..ca0f588 100644
--- a/llvm/test/Transforms/HotColdSplit/noreturn.ll
+++ b/llvm/test/Transforms/HotColdSplit/noreturn.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -34,8 +34,6 @@
sink:
tail call void @_Z10sideeffectv()
- tail call void @_Z10sideeffectv()
- tail call void @_Z10sideeffectv()
call void @llvm.trap()
unreachable
diff --git a/llvm/test/Transforms/HotColdSplit/outline-cold-asm.ll b/llvm/test/Transforms/HotColdSplit/outline-cold-asm.ll
index f368503..8c1a1a8 100644
--- a/llvm/test/Transforms/HotColdSplit/outline-cold-asm.ll
+++ b/llvm/test/Transforms/HotColdSplit/outline-cold-asm.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -19,8 +19,6 @@
if.else:
call void asm "", ""()
call void @sink()
- call void @sink()
- call void @sink()
ret void
}
diff --git a/llvm/test/Transforms/HotColdSplit/outline-disjoint-diamonds.ll b/llvm/test/Transforms/HotColdSplit/outline-disjoint-diamonds.ll
index d10240a..64bc94e 100644
--- a/llvm/test/Transforms/HotColdSplit/outline-disjoint-diamonds.ll
+++ b/llvm/test/Transforms/HotColdSplit/outline-disjoint-diamonds.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s 2>&1 | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s 2>&1 | FileCheck %s
; CHECK-LABEL: define {{.*}}@fun
; CHECK: call {{.*}}@fun.cold.2(
diff --git a/llvm/test/Transforms/HotColdSplit/outline-if-then-else.ll b/llvm/test/Transforms/HotColdSplit/outline-if-then-else.ll
index bbde765..faf663c 100644
--- a/llvm/test/Transforms/HotColdSplit/outline-if-then-else.ll
+++ b/llvm/test/Transforms/HotColdSplit/outline-if-then-else.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
; Source:
;
diff --git a/llvm/test/Transforms/HotColdSplit/outline-multiple-entry-region.ll b/llvm/test/Transforms/HotColdSplit/outline-multiple-entry-region.ll
index 8fd20c0..0275715 100644
--- a/llvm/test/Transforms/HotColdSplit/outline-multiple-entry-region.ll
+++ b/llvm/test/Transforms/HotColdSplit/outline-multiple-entry-region.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
; Source:
;
@@ -26,11 +26,9 @@
; CHECK-LABEL: define {{.*}}@_Z3fooii.cold.1
; CHECK: call void @_Z10sideeffecti(i32 1)
-; CHECK: call void @_Z10sideeffecti(i32 11)
; CHECK-LABEL: define {{.*}}@_Z3fooii.cold.2
; CHECK: call void @_Z10sideeffecti(i32 0)
-; CHECK: call void @_Z10sideeffecti(i32 10)
; CHECK-LABEL: define {{.*}}@_Z3fooii.cold.3
; CHECK: call void @_Z4sinkv
@@ -50,7 +48,6 @@
; <label>:8: ; preds = %5
call void @_Z10sideeffecti(i32 0)
- call void @_Z10sideeffecti(i32 10)
br label %14
; <label>:9: ; preds = %5
@@ -60,7 +57,6 @@
; <label>:12: ; preds = %9
call void @_Z10sideeffecti(i32 1)
- call void @_Z10sideeffecti(i32 11)
br label %14
; <label>:13: ; preds = %9
diff --git a/llvm/test/Transforms/HotColdSplit/outline-while-loop.ll b/llvm/test/Transforms/HotColdSplit/outline-while-loop.ll
index 4c4e1f9..6337726 100644
--- a/llvm/test/Transforms/HotColdSplit/outline-while-loop.ll
+++ b/llvm/test/Transforms/HotColdSplit/outline-while-loop.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
; Source:
;
diff --git a/llvm/test/Transforms/HotColdSplit/phi-with-distinct-outlined-values.ll b/llvm/test/Transforms/HotColdSplit/phi-with-distinct-outlined-values.ll
index 6e8b13a..cb12bef 100644
--- a/llvm/test/Transforms/HotColdSplit/phi-with-distinct-outlined-values.ll
+++ b/llvm/test/Transforms/HotColdSplit/phi-with-distinct-outlined-values.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -19,7 +19,6 @@
coldbb:
call void @sink()
call void @sideeffect()
- call void @sideeffect()
br i1 undef, label %if.end, label %coldbb2
coldbb2:
diff --git a/llvm/test/Transforms/HotColdSplit/region-overlap.ll b/llvm/test/Transforms/HotColdSplit/region-overlap.ll
index 8064a54..6ab65c0 100644
--- a/llvm/test/Transforms/HotColdSplit/region-overlap.ll
+++ b/llvm/test/Transforms/HotColdSplit/region-overlap.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
; Source:
;
@@ -8,14 +8,12 @@
; if (cond1) {
; if (cond2) { // This is the first cold region we visit.
; sideeffect(0);
-; sideeffect(10);
; sink(0);
; }
;
; // There's a larger, overlapping cold region here. But we ignore it.
; // This could be improved.
; sideeffect(1);
-; sideeffect(11);
; sink(1);
; }
; }
@@ -42,13 +40,11 @@
; <label>:10: ; preds = %7
call void @_Z10sideeffecti(i32 0)
- call void @_Z10sideeffecti(i32 10)
call void @_Z4sinki(i32 0) #3
br label %11
; <label>:11: ; preds = %10, %7
call void @_Z10sideeffecti(i32 1)
- call void @_Z10sideeffecti(i32 11)
call void @_Z4sinki(i32 1) #3
br label %12
@@ -58,7 +54,6 @@
; CHECK-LABEL: define {{.*}}@_Z3fooii.cold.1
; CHECK: call void @_Z10sideeffecti(i32 0)
-; CHECK: call void @_Z10sideeffecti(i32 10)
declare void @_Z10sideeffecti(i32)
diff --git a/llvm/test/Transforms/HotColdSplit/split-cold-2.ll b/llvm/test/Transforms/HotColdSplit/split-cold-2.ll
index 66c6fbb..0ce1681 100644
--- a/llvm/test/Transforms/HotColdSplit/split-cold-2.ll
+++ b/llvm/test/Transforms/HotColdSplit/split-cold-2.ll
@@ -1,5 +1,5 @@
-; RUN: opt -hotcoldsplit -pass-remarks=hotcoldsplit -S < %s 2>&1 | FileCheck %s
-; RUN: opt -passes=hotcoldsplit -pass-remarks=hotcoldsplit -S < %s 2>&1 | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -pass-remarks=hotcoldsplit -S < %s 2>&1 | FileCheck %s
+; RUN: opt -hotcoldsplit-threshold=0 -passes=hotcoldsplit -pass-remarks=hotcoldsplit -S < %s 2>&1 | FileCheck %s
; Make sure this compiles. This test used to fail with an invalid phi node: the
; two predecessors were outlined and the SSA representation was invalid.
diff --git a/llvm/test/Transforms/HotColdSplit/split-out-dbg-val-of-arg.ll b/llvm/test/Transforms/HotColdSplit/split-out-dbg-val-of-arg.ll
index becfaf8..54ca195 100644
--- a/llvm/test/Transforms/HotColdSplit/split-out-dbg-val-of-arg.ll
+++ b/llvm/test/Transforms/HotColdSplit/split-out-dbg-val-of-arg.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -17,8 +17,6 @@
if.end: ; preds = %entry
call void @llvm.dbg.value(metadata i32 %arg1, metadata !9, metadata !DIExpression()), !dbg !11
call void @sink()
- call void @sink()
- call void @sink()
ret void
}
diff --git a/llvm/test/Transforms/HotColdSplit/succ-block-with-self-edge.ll b/llvm/test/Transforms/HotColdSplit/succ-block-with-self-edge.ll
index f8cff9e..5197f40 100644
--- a/llvm/test/Transforms/HotColdSplit/succ-block-with-self-edge.ll
+++ b/llvm/test/Transforms/HotColdSplit/succ-block-with-self-edge.ll
@@ -1,4 +1,4 @@
-; RUN: opt -S -hotcoldsplit < %s | FileCheck %s
+; RUN: opt -S -hotcoldsplit -hotcoldsplit-threshold=0 < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -15,7 +15,6 @@
coldbb:
call void @sink()
call void @sideeffect()
- call void @sideeffect()
br i1 undef, label %if.end, label %coldbb2
coldbb2:
@@ -39,7 +38,6 @@
coldbb:
call void @sink()
call void @sideeffect()
- call void @sideeffect()
br i1 undef, label %if.end, label %coldbb2
coldbb2:
diff --git a/llvm/test/Transforms/HotColdSplit/unwind.ll b/llvm/test/Transforms/HotColdSplit/unwind.ll
index 4715ef2..adcae98 100644
--- a/llvm/test/Transforms/HotColdSplit/unwind.ll
+++ b/llvm/test/Transforms/HotColdSplit/unwind.ll
@@ -1,4 +1,4 @@
-; RUN: opt -hotcoldsplit -S < %s | FileCheck %s
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
@@ -18,7 +18,6 @@
continue_exception:
call void @sideeffect(i32 0)
- call void @sideeffect(i32 1)
call void @sink()
resume i32 undef