9a450a0096
The changes in this PR (both in the code and the tests) are largely copied directly from the ELF linker. Partial fix for #79604.
95 lines
2.5 KiB
LLVM
95 lines
2.5 KiB
LLVM
;; Copied from testr/ELF/lto/obj-path.ll
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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: wasm-ld --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: wasm-ld --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 wasm
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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: wasm-ld --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=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 wasm
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; CHECK1-EMPTY:
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; CHECK1-NEXT: Disassembly of section CODE:
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; CHECK1: <f>:
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; CHECK1-EMPTY:
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; CHECK1-NEXT: end
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; CHECK1-NOT: {{.}}
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; CHECK2: file format wasm
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; CHECK2-EMPTY:
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; CHECK2-NEXT: Disassembly of section CODE:
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; CHECK2: <g>:
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; CHECK2-EMPTY:
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; CHECK2-NEXT: end
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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: wasm-ld --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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;; Ensure lld emits empty combined module if specific obj-path.
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; RUN: mkdir obj
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; RUN: wasm-ld --lto-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: wasm-ld -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 wasm
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; EMPTY-NOT: {{.}}
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;--- 1.ll
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target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
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target triple = "wasm32-unknown-unknown"
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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-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
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target triple = "wasm32-unknown-unknown"
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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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