99 lines
2.8 KiB
LLVM
99 lines
2.8 KiB
LLVM
; REQUIRES: x86
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;; Test --lto-obj-path= for regular LTO.
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; RUN: rm -rf %t && split-file %s %t && cd %t
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; RUN: mkdir d
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; RUN: opt 1.ll -o 1.bc
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; RUN: opt 2.ll -o d/2.bc
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; RUN: rm -f objpath.o
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; RUN: ld.lld --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o 3
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; RUN: llvm-nm 3 | FileCheck %s --check-prefix=NM
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; RUN: llvm-objdump -d objpath.o | FileCheck %s
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; RUN: ls 3* objpath* | count 2
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; RUN: rm -f 3 objpath.o
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; RUN: ld.lld --thinlto-index-only=3.txt --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o 3
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; RUN: llvm-objdump -d objpath.o | FileCheck %s
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; RUN: not ls 3
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; NM: T f
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; NM: T g
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; CHECK: file format elf64-x86-64
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; CHECK: <f>:
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; CHECK: <g>:
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;; Test --lto-obj-path= for ThinLTO.
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; RUN: opt -module-summary 1.ll -o 1.bc
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; RUN: opt -module-summary 2.ll -o d/2.bc
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; RUN: ld.lld --plugin-opt=obj-path=objpath.o -shared 1.bc d/2.bc -o 3
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; RUN: llvm-nm 3 | FileCheck %s --check-prefix=NM3
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; RUN: llvm-objdump -d objpath.o1 | FileCheck %s --check-prefix=CHECK1
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; RUN: llvm-objdump -d objpath.o2 | FileCheck %s --check-prefix=CHECK2
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; NM3: T f
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; NM3-NEXT: T g
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; CHECK1: file format elf64-x86-64
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; CHECK1-EMPTY:
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; CHECK1-NEXT: Disassembly of section .text.f:
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; CHECK1-EMPTY:
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; CHECK1-NEXT: <f>:
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; CHECK1-NEXT: retq
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; CHECK1-NOT: {{.}}
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; CHECK2: file format elf64-x86-64
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; CHECK2-EMPTY:
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; CHECK2-NEXT: Disassembly of section .text.g:
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; CHECK2-EMPTY:
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; CHECK2-NEXT: <g>:
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; CHECK2-NEXT: retq
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; CHECK2-NOT: {{.}}
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;; With --thinlto-index-only, --lto-obj-path= creates just one file.
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; RUN: rm -f objpath.o objpath.o1 objpath.o2
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; RUN: ld.lld --thinlto-index-only --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o /dev/null
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; RUN: llvm-objdump -d objpath.o | FileCheck %s --check-prefix=EMPTY
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; RUN: not ls objpath.o1
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; RUN: not ls objpath.o2
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;; Test --plugin-opt=obj-path=.
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; RUN: rm -f objpath.o
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; RUN: ld.lld --plugin-opt=thinlto-index-only --plugin-opt=obj-path=objpath.o -shared 1.bc d/2.bc -o /dev/null
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; RUN: llvm-objdump -d objpath.o | FileCheck %s --check-prefix=EMPTY
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;; Ensure lld emits empty combined module if specific obj-path.
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; RUN: mkdir obj
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; RUN: ld.lld --plugin-opt=obj-path=objpath.o -shared 1.bc d/2.bc -o obj/out --save-temps
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; RUN: ls obj/out.lto.o out.lto.1.o d/out.lto.2.o
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;; Ensure lld does not emit empty combined module by default.
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; RUN: rm -fr obj && mkdir obj
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; RUN: ld.lld -shared 1.bc d/2.bc -o obj/out --save-temps
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; RUN: not test -e obj/out.lto.o
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; EMPTY: file format elf64-x86-64
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; EMPTY-NOT: {{.}}
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;--- 1.ll
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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declare void @g(...)
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define void @f() {
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entry:
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call void (...) @g()
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ret void
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}
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;--- 2.ll
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define void @g() {
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entry:
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ret void
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}
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