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28a5d9c340
Implemented frequency based cost/saving analysis and related options. The pass is now in a state ready to be turne on in the pipeline (in follow up). Differential Revision: http://reviews.llvm.org/D32783 llvm-svn: 302967
42 lines
1.2 KiB
LLVM
42 lines
1.2 KiB
LLVM
; RUN: opt < %s -skip-partial-inlining-cost-analysis -partial-inliner -S | FileCheck %s
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; RUN: opt < %s -skip-partial-inlining-cost-analysis -passes=partial-inliner -S | FileCheck %s
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define i32 @Func(i1 %cond, i32* align 4 %align.val) !prof !1 {
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; CHECK: @Func({{.*}}) !prof [[REMAINCOUNT:![0-9]+]]
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entry:
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br i1 %cond, label %if.then, label %return
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if.then:
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; Dummy store to have more than 0 uses
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store i32 10, i32* %align.val, align 4
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br label %return
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return: ; preds = %entry
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ret i32 0
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}
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define internal i32 @Caller1(i1 %cond, i32* align 2 %align.val) !prof !3{
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entry:
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; CHECK-LABEL: @Caller1
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; CHECK: br
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; CHECK: call void @Func.1_
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; CHECK: br
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; CHECK: call void @Func.1_
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%val = call i32 @Func(i1 %cond, i32* %align.val)
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%val2 = call i32 @Func(i1 %cond, i32* %align.val)
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ret i32 %val
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}
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define internal i32 @Caller2(i1 %cond, i32* align 2 %align.val) !prof !2{
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entry:
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; CHECK-LABEL: @Caller2
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; CHECK: br
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; CHECK: call void @Func.1_
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%val = call i32 @Func(i1 %cond, i32* %align.val)
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ret i32 %val
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}
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; CHECK: [[REMAINCOUNT]] = !{!"function_entry_count", i64 150}
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!1 = !{!"function_entry_count", i64 200}
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!2 = !{!"function_entry_count", i64 10}
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!3 = !{!"function_entry_count", i64 20}
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