1; REQUIRES: x86 2;; Test --lto-obj-path= for regular LTO. 3 4; RUN: rm -rf %t && split-file %s %t && cd %t 5; RUN: mkdir d 6; RUN: opt 1.ll -o 1.bc 7; RUN: opt 2.ll -o d/2.bc 8 9; RUN: rm -f objpath.o 10; RUN: ld.lld --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o 3 11; RUN: llvm-nm 3 | FileCheck %s --check-prefix=NM 12; RUN: llvm-objdump -d objpath.o | FileCheck %s 13; RUN: ls 3* objpath* | count 2 14 15; RUN: rm -f 3 objpath.o 16; RUN: ld.lld --thinlto-index-only=3.txt --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o 3 17; RUN: llvm-objdump -d objpath.o | FileCheck %s 18; RUN: not ls 3 19 20; NM: T f 21; NM: T g 22 23; CHECK: file format elf64-x86-64 24; CHECK: <f>: 25; CHECK: <g>: 26 27;; Test --lto-obj-path= for ThinLTO. 28; RUN: opt -module-summary 1.ll -o 1.bc 29; RUN: opt -module-summary 2.ll -o d/2.bc 30 31; RUN: ld.lld --plugin-opt=obj-path=objpath.o -shared 1.bc d/2.bc -o 3 32; RUN: llvm-nm 3 | FileCheck %s --check-prefix=NM3 33; RUN: llvm-objdump -d objpath.o1 | FileCheck %s --check-prefix=CHECK1 34; RUN: llvm-objdump -d objpath.o2 | FileCheck %s --check-prefix=CHECK2 35 36; NM3: T f 37; NM3-NEXT: T g 38 39; CHECK1: file format elf64-x86-64 40; CHECK1-EMPTY: 41; CHECK1-NEXT: Disassembly of section .text.f: 42; CHECK1-EMPTY: 43; CHECK1-NEXT: <f>: 44; CHECK1-NEXT: retq 45; CHECK1-NOT: {{.}} 46 47; CHECK2: file format elf64-x86-64 48; CHECK2-EMPTY: 49; CHECK2-NEXT: Disassembly of section .text.g: 50; CHECK2-EMPTY: 51; CHECK2-NEXT: <g>: 52; CHECK2-NEXT: retq 53; CHECK2-NOT: {{.}} 54 55;; With --thinlto-index-only, --lto-obj-path= creates just one file. 56; RUN: rm -f objpath.o objpath.o1 objpath.o2 57; RUN: ld.lld --thinlto-index-only --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o /dev/null 58; RUN: llvm-objdump -d objpath.o | FileCheck %s --check-prefix=EMPTY 59; RUN: not ls objpath.o1 60; RUN: not ls objpath.o2 61 62;; Test --plugin-opt=obj-path=. 63; RUN: rm -f objpath.o 64; RUN: ld.lld --plugin-opt=thinlto-index-only --plugin-opt=obj-path=objpath.o -shared 1.bc d/2.bc -o /dev/null 65; RUN: llvm-objdump -d objpath.o | FileCheck %s --check-prefix=EMPTY 66 67;; Ensure lld emits empty combined module if specific obj-path. 68; RUN: mkdir obj 69; RUN: ld.lld --plugin-opt=obj-path=objpath.o -shared 1.bc d/2.bc -o obj/out --save-temps 70; RUN: ls obj/out.lto.o out.lto.1.o d/out.lto.2.o 71 72;; Ensure lld does not emit empty combined module by default. 73; RUN: rm -fr obj && mkdir obj 74; RUN: ld.lld -shared 1.bc d/2.bc -o obj/out --save-temps 75; RUN: not test -e obj/out.lto.o 76 77; EMPTY: file format elf64-x86-64 78; EMPTY-NOT: {{.}} 79 80;--- 1.ll 81target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 82target triple = "x86_64-unknown-linux-gnu" 83 84declare void @g(...) 85 86define void @f() { 87entry: 88 call void (...) @g() 89 ret void 90} 91 92;--- 2.ll 93target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 94target triple = "x86_64-unknown-linux-gnu" 95 96define void @g() { 97entry: 98 ret void 99} 100