| ; REQUIRES: x86-registered-target |
| ; RUN: opt -module-summary %s -o %t.o |
| |
| ;; By default, the indexing step should perform and set the appropriate index |
| ;; flags for dead stripping, attribute propagation, DSO local propagation, |
| ;; and internalization/promotion. |
| ; RUN: llvm-lto2 run %t.o -o %t.out -thinlto-distributed-indexes \ |
| ; RUN: -r %t.o,glob,plx |
| ; RUN: llvm-bcanalyzer -dump %t.o.thinlto.bc | FileCheck %s --check-prefix=ALL |
| ;; The flag value should be 0x461 aka 1121: |
| ;; 0x1: Dead stripping |
| ;; 0x20: Attribute propagation |
| ;; 0x40: DSO local propagation |
| ;; 0x400: Internalization/promotion |
| ; ALL: <FLAGS op0=1121/> |
| |
| ;; Ensure dead stripping performed flag is not set on distributed index |
| ;; when option used to disable dead stripping computation. |
| ; RUN: llvm-lto2 run %t.o -o %t.out -thinlto-distributed-indexes \ |
| ; RUN: -r %t.o,glob,plx -compute-dead=false |
| ; RUN: llvm-bcanalyzer -dump %t.o.thinlto.bc | FileCheck %s --check-prefix=NODEAD |
| ;; Flag should be 0x460 aka 1120. |
| ; NODEAD: <FLAGS op0=1120/> |
| |
| ;; Disabling attribute propagation should disable that as well as DSO local |
| ;; propagation. |
| ; RUN: llvm-lto2 run %t.o -o %t.out -thinlto-distributed-indexes \ |
| ; RUN: -r %t.o,glob,plx -propagate-attrs=false |
| ; RUN: llvm-bcanalyzer -dump %t.o.thinlto.bc | FileCheck %s --check-prefix=NOPROP |
| ;; Flag should be 0x401 aka 1025. |
| ; NOPROP: <FLAGS op0=1025/> |
| |
| ;; Note there isn't currently a way to disable internalization+promotion, which |
| ;; are performed together. |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @glob = global i32 0 |
