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llvm-mirror/test/Bitcode/thinlto-function-summary.ll
Mehdi Amini 9e35f9ec46 Reorganize GlobalValueSummary with a "Flags" bitfield.
Right now it only contains the LinkageType, but will be extended
with "hasSection", "isOptSize", "hasInlineAssembly", etc.

Differential Revision: http://reviews.llvm.org/D19404

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 267319
2016-04-24 03:18:18 +00:00

59 lines
1.9 KiB
LLVM

; RUN: opt -name-anon-functions -module-summary < %s | llvm-bcanalyzer -dump | FileCheck %s -check-prefix=BC
; Check for summary block/records.
; Check the value ids in the summary entries against the
; same in the ValueSumbolTable, to ensure the ordering is stable.
; Also check the linkage field on the summary entries.
; BC: <GLOBALVAL_SUMMARY_BLOCK
; BC-NEXT: <VERSION
; BC-NEXT: <PERMODULE {{.*}} op0=1 op1=0
; BC-NEXT: <PERMODULE {{.*}} op0=2 op1=0
; BC-NEXT: <PERMODULE {{.*}} op0=3 op1=7
; BC-NEXT: <ALIAS {{.*}} op0=4 op1=0 op2=3
; BC-NEXT: </GLOBALVAL_SUMMARY_BLOCK
; BC-NEXT: <VALUE_SYMTAB
; BC-NEXT: <FNENTRY {{.*}} op0=3 {{.*}}> record string = 'anon.
; BC-NEXT: <FNENTRY {{.*}} op0=1 {{.*}}> record string = 'foo'
; BC-NEXT: <FNENTRY {{.*}} op0=2 {{.*}}> record string = 'bar'
; BC-NEXT: <FNENTRY {{.*}} op0=4 {{.*}}> record string = 'f'
; RUN: opt -name-anon-functions -module-summary < %s | llvm-dis | FileCheck %s
; Check that this round-trips correctly.
; ModuleID = '<stdin>'
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; CHECK: define i32 @foo()
; Function Attrs: nounwind uwtable
define i32 @foo() #0 {
entry:
ret i32 1
}
; CHECK: define i32 @bar(i32 %x)
; Function Attrs: nounwind uwtable
define i32 @bar(i32 %x) #0 {
entry:
ret i32 %x
}
; FIXME: Anonymous function and alias not currently in summary until
; follow on fixes to rename anonymous functions and emit alias summary
; entries are committed.
; Check an anonymous function as well, since in that case only the alias
; ends up in the value symbol table and having a summary.
@f = alias void (), void ()* @0 ; <void ()*> [#uses=0]
@h = external global void ()* ; <void ()*> [#uses=0]
define internal void @0() nounwind {
entry:
store void()* @0, void()** @h
br label %return
return: ; preds = %entry
ret void
}