56 lines
3.0 KiB
LLVM
56 lines
3.0 KiB
LLVM
|
; Test to ensure that the Enable Split LTO Unit flag is set properly in the
|
||
|
|
; summary, and that we correctly silently handle linking bitcode files with
|
||
|
|
; different values of this flag.
|
||
|
|
|
||
|
|
; Linking bitcode both with EnableSplitLTOUnit set should work
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit -o %t1 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t1 | FileCheck %s --check-prefix=SPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t1 | FileCheck %s --check-prefix=ENABLESPLITFLAG
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit -o %t2 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t2 | FileCheck %s --check-prefix=SPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t2 | FileCheck %s --check-prefix=ENABLESPLITFLAG
|
||
|
|
; RUN: llvm-lto2 run -o %t3 %t1 %t2
|
||
|
|
|
||
|
|
; Linking bitcode both without EnableSplitLTOUnit set should work
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit=false -o %t1 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t1 | FileCheck %s --check-prefix=NOSPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t1 | FileCheck %s --check-prefix=NOENABLESPLITFLAG
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit=false -o %t2 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t2 | FileCheck %s --check-prefix=NOSPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t2 | FileCheck %s --check-prefix=NOENABLESPLITFLAG
|
||
|
|
; RUN: llvm-lto2 run -o %t3 %t1 %t2
|
||
|
|
|
||
|
|
; Linking bitcode with different values of EnableSplitLTOUnit should succeed
|
||
|
|
; (silently skipping any optimizations like whole program devirt that rely
|
||
|
|
; on all modules being split).
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit -o %t1 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t1 | FileCheck %s --check-prefix=SPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t1 | FileCheck %s --check-prefix=ENABLESPLITFLAG
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit=false -o %t2 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t2 | FileCheck %s --check-prefix=NOSPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t2 | FileCheck %s --check-prefix=NOENABLESPLITFLAG
|
||
|
|
; RUN: llvm-lto2 run -o %t3 %t1 %t2
|
||
|
|
|
||
|
|
; Linking bitcode with different values of EnableSplitLTOUnit (reverse order)
|
||
|
|
; should succeed (silently skipping any optimizations like whole program devirt
|
||
|
|
; that rely on all modules being split).
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit=false -o %t1 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t1 | FileCheck %s --check-prefix=NOSPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t1 | FileCheck %s --check-prefix=NOENABLESPLITFLAG
|
||
|
|
; RUN: opt -thinlto-bc -thinlto-split-lto-unit -o %t2 %s
|
||
|
|
; RUN: llvm-bcanalyzer -dump %t2 | FileCheck %s --check-prefix=SPLITLTOUNIT
|
||
|
|
; RUN: llvm-dis -o - %t2 | FileCheck %s --check-prefix=ENABLESPLITFLAG
|
||
|
|
; RUN: llvm-lto2 run -o %t3 %t1 %t2
|
||
|
|
|
||
|
|
; The flag should be set when splitting is disabled (for backwards compatibility
|
||
|
|
; with older bitcode where it was always enabled).
|
||
|
|
; SPLITLTOUNIT: <FLAGS op0=8/>
|
||
|
|
; NOSPLITLTOUNIT: <FLAGS op0=0/>
|
||
|
|
|
||
|
|
; Check that the corresponding module flag is set when expected.
|
||
|
|
; ENABLESPLITFLAG: !{i32 1, !"EnableSplitLTOUnit", i32 1}
|
||
|
|
; NOENABLESPLITFLAG-NOT: !{i32 1, !"EnableSplitLTOUnit", i32 1}
|
||
|
|
|
||
|
|
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
|
||
|
|
target triple = "x86_64-unknown-linux-gnu"
|