64 lines
1.6 KiB
LLVM
64 lines
1.6 KiB
LLVM
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; RUN: opt < %s -partial-inliner -skip-partial-inlining-cost-analysis -S | FileCheck %s
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;
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define i32 @callee_indr_branch(i32 %v) {
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entry:
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%cmp = icmp sgt i32 %v, 2000
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%addr = select i1 %cmp, i8* blockaddress(@callee_indr_branch, %if.then), i8* blockaddress(@callee_indr_branch, %if.end)
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indirectbr i8* %addr, [ label %if.then, label %if.end]
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if.then: ; preds = %entry
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%mul = mul nsw i32 %v, 10
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br label %if.then2
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if.then2:
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%sub = sub i32 %v, 10
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br label %if.end
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if.end: ; preds = %if.then, %entry
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%v2 = phi i32 [ %v, %entry ], [ %mul, %if.then2 ]
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%add = add nsw i32 %v2, 200
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ret i32 %add
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}
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declare void @use_fp(i8 *)
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declare void @llvm.localescape(...)
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declare i8* @llvm.frameaddress(i32)
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declare i8* @llvm.localrecover(i8*, i8*, i32)
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define i32 @callee_frameescape(i32 %v) {
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entry:
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%a = alloca i32
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call void (...) @llvm.localescape(i32* %a)
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%cmp = icmp sgt i32 %v, 2000
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%mul = mul nsw i32 %v, 10
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br label %if.then2
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if.then2:
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%sub = sub i32 %v, 10
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br label %if.end
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if.end: ; preds = %if.then, %entry
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%v2 = phi i32 [ %v, %entry ], [ %mul, %if.then2 ]
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%add = add nsw i32 %v2, 200
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ret i32 %add
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}
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; CHECK-LABEL: @caller
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; CHECK: %r1 = call i32 @callee_indr_branch(i32 %v)
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; CHECK-NEXT: %r2 = call i32 @callee_frameescape(i32 %v)
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define i32 @caller(i32 %v) {
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entry:
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%r1 = call i32 @callee_indr_branch(i32 %v)
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%r2 = call i32 @callee_frameescape(i32 %v)
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%res = add i32 %r1, %r2
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ret i32 %res
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}
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