xref: /llvm-project/lld/test/wasm/lto/obj-path.ll (revision 9a450a0096befc91bc947db6410d4c640c3d97cd)
1*9a450a00SSam Clegg;; Copied from testr/ELF/lto/obj-path.ll
2*9a450a00SSam Clegg;; Test --lto-obj-path= for regular LTO.
3*9a450a00SSam Clegg
4*9a450a00SSam Clegg; RUN: rm -rf %t && split-file %s %t && cd %t
5*9a450a00SSam Clegg; RUN: mkdir d
6*9a450a00SSam Clegg; RUN: opt 1.ll -o 1.bc
7*9a450a00SSam Clegg; RUN: opt 2.ll -o d/2.bc
8*9a450a00SSam Clegg
9*9a450a00SSam Clegg; RUN: rm -f objpath.o
10*9a450a00SSam Clegg; RUN: wasm-ld --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o 3
11*9a450a00SSam Clegg; RUN: llvm-nm 3 | FileCheck %s --check-prefix=NM
12*9a450a00SSam Clegg; RUN: llvm-objdump -d objpath.o | FileCheck %s
13*9a450a00SSam Clegg; RUN: ls 3* objpath* | count 2
14*9a450a00SSam Clegg
15*9a450a00SSam Clegg; RUN: rm -f 3 objpath.o
16*9a450a00SSam Clegg; RUN: wasm-ld --thinlto-index-only=3.txt --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o 3
17*9a450a00SSam Clegg; RUN: llvm-objdump -d objpath.o | FileCheck %s
18*9a450a00SSam Clegg; RUN: not ls 3
19*9a450a00SSam Clegg
20*9a450a00SSam Clegg; NM: T f
21*9a450a00SSam Clegg; NM: T g
22*9a450a00SSam Clegg
23*9a450a00SSam Clegg; CHECK: file format wasm
24*9a450a00SSam Clegg; CHECK: <f>:
25*9a450a00SSam Clegg; CHECK: <g>:
26*9a450a00SSam Clegg
27*9a450a00SSam Clegg;; Test --lto-obj-path= for ThinLTO.
28*9a450a00SSam Clegg; RUN: opt -module-summary 1.ll -o 1.bc
29*9a450a00SSam Clegg; RUN: opt -module-summary 2.ll -o d/2.bc
30*9a450a00SSam Clegg
31*9a450a00SSam Clegg; RUN: wasm-ld --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o 3
32*9a450a00SSam Clegg; RUN: llvm-nm 3 | FileCheck %s --check-prefix=NM3
33*9a450a00SSam Clegg; RUN: llvm-objdump -d objpath.o1 | FileCheck %s --check-prefix=CHECK1
34*9a450a00SSam Clegg; RUN: llvm-objdump -d objpath.o2 | FileCheck %s --check-prefix=CHECK2
35*9a450a00SSam Clegg
36*9a450a00SSam Clegg; NM3:      T f
37*9a450a00SSam Clegg; NM3-NEXT: T g
38*9a450a00SSam Clegg
39*9a450a00SSam Clegg; CHECK1:       file format wasm
40*9a450a00SSam Clegg; CHECK1-EMPTY:
41*9a450a00SSam Clegg; CHECK1-NEXT:  Disassembly of section CODE:
42*9a450a00SSam Clegg; CHECK1:  <f>:
43*9a450a00SSam Clegg; CHECK1-EMPTY:
44*9a450a00SSam Clegg; CHECK1-NEXT:    end
45*9a450a00SSam Clegg; CHECK1-NOT:   {{.}}
46*9a450a00SSam Clegg
47*9a450a00SSam Clegg; CHECK2:       file format wasm
48*9a450a00SSam Clegg; CHECK2-EMPTY:
49*9a450a00SSam Clegg; CHECK2-NEXT:  Disassembly of section CODE:
50*9a450a00SSam Clegg; CHECK2:  <g>:
51*9a450a00SSam Clegg; CHECK2-EMPTY:
52*9a450a00SSam Clegg; CHECK2-NEXT:    end
53*9a450a00SSam Clegg; CHECK2-NOT:   {{.}}
54*9a450a00SSam Clegg
55*9a450a00SSam Clegg;; With --thinlto-index-only, --lto-obj-path= creates just one file.
56*9a450a00SSam Clegg; RUN: rm -f objpath.o objpath.o1 objpath.o2
57*9a450a00SSam Clegg; RUN: wasm-ld --thinlto-index-only --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o /dev/null
58*9a450a00SSam Clegg; RUN: llvm-objdump -d objpath.o | FileCheck %s --check-prefix=EMPTY
59*9a450a00SSam Clegg; RUN: not ls objpath.o1
60*9a450a00SSam Clegg; RUN: not ls objpath.o2
61*9a450a00SSam Clegg
62*9a450a00SSam Clegg;; Ensure lld emits empty combined module if specific obj-path.
63*9a450a00SSam Clegg; RUN: mkdir obj
64*9a450a00SSam Clegg; RUN: wasm-ld --lto-obj-path=objpath.o -shared 1.bc d/2.bc -o obj/out --save-temps
65*9a450a00SSam Clegg; RUN: ls obj/out.lto.o out.lto.1.o d/out.lto.2.o
66*9a450a00SSam Clegg
67*9a450a00SSam Clegg;; Ensure lld does not emit empty combined module by default.
68*9a450a00SSam Clegg; RUN: rm -fr obj && mkdir obj
69*9a450a00SSam Clegg; RUN: wasm-ld -shared 1.bc d/2.bc -o obj/out --save-temps
70*9a450a00SSam Clegg; RUN: not test -e obj/out.lto.o
71*9a450a00SSam Clegg
72*9a450a00SSam Clegg; EMPTY:     file format wasm
73*9a450a00SSam Clegg; EMPTY-NOT: {{.}}
74*9a450a00SSam Clegg
75*9a450a00SSam Clegg;--- 1.ll
76*9a450a00SSam Cleggtarget datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
77*9a450a00SSam Cleggtarget triple = "wasm32-unknown-unknown"
78*9a450a00SSam Clegg
79*9a450a00SSam Cleggdeclare void @g(...)
80*9a450a00SSam Clegg
81*9a450a00SSam Cleggdefine void @f() {
82*9a450a00SSam Cleggentry:
83*9a450a00SSam Clegg  call void (...) @g()
84*9a450a00SSam Clegg  ret void
85*9a450a00SSam Clegg}
86*9a450a00SSam Clegg
87*9a450a00SSam Clegg;--- 2.ll
88*9a450a00SSam Cleggtarget datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
89*9a450a00SSam Cleggtarget triple = "wasm32-unknown-unknown"
90*9a450a00SSam Clegg
91*9a450a00SSam Cleggdefine void @g() {
92*9a450a00SSam Cleggentry:
93*9a450a00SSam Clegg  ret void
94*9a450a00SSam Clegg}
95