mirror of
https://github.com/rui314/mold.git
synced 2024-11-15 14:36:25 +03:00
222 lines
3.4 KiB
Bash
Executable File
222 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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set -e
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cd $(dirname $0)
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mold=`pwd`/../mold
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echo -n "Testing $(basename -s .sh $0) ... "
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t=$(pwd)/tmp/$(basename -s .sh $0)
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mkdir -p $t
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cat <<'EOF' | cc -fPIC -c -o $t/a.o -x assembler -
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.data
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.globl ext_var
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.type ext_var, @object
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.size ext_var, 56
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ext_var:
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.long 56
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EOF
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cat <<'EOF' | cc -fPIC -c -o $t/b.o -xc -
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#include <stdio.h>
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int print(int x) {
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printf("%d\n", x);
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return 0;
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}
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int print64(long x) {
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printf("%ld\n", x);
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return 0;
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}
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EOF
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cc -shared -o $t/c.so $t/a.o $t/b.o
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# Absolute symbol
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cat <<'EOF' > $t/d.s
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.globl abs_sym
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.set abs_sym, 42
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.globl main
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main:
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sub $8, %rsp
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lea abs_sym, %edi
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call print
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add $8, %rsp
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ret
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EOF
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -no-pie
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$t/exe | grep -q 42
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -pie
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$t/exe | grep -q 42
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# GOT
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cat <<'EOF' > $t/d.s
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.globl main
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main:
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sub $8, %rsp
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mov ext_var@GOTPCREL(%rip), %rdi
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mov (%rdi), %edi
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call print
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add $8, %rsp
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ret
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EOF
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -no-pie
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$t/exe | grep -q 56
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -pie
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$t/exe | grep -q 56
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# Copyrel
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cat <<'EOF' > $t/d.s
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.globl main
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main:
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sub $8, %rsp
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mov ext_var(%rip), %edi
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call print
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add $8, %rsp
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ret
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EOF
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clang -c -o $t/d.o $t/d.s
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.o -no-pie
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$t/exe | grep -q 56
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -pie
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$t/exe | grep -q 56
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# Copyrel
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cat <<'EOF' > $t/d.s
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.globl main
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main:
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sub $8, %rsp
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mov foo(%rip), %rdi
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mov (%rdi), %edi
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call print
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add $8, %rsp
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ret
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.data
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foo:
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.quad ext_var
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EOF
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -no-pie
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$t/exe | grep -q 56
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -pie
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$t/exe | grep -q 56
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# PLT
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cat <<'EOF' > $t/d.s
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.globl main
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main:
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sub $8, %rsp
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mov $76, %edi
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call print@PLT
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add $8, %rsp
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ret
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EOF
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -no-pie
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$t/exe | grep -q 76
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -pie
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$t/exe | grep -q 76
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# PLT
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cat <<'EOF' > $t/d.s
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.globl main
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main:
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sub $8, %rsp
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mov $76, %edi
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lea print(%rip), %rax
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call *%rax
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add $8, %rsp
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ret
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EOF
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -no-pie
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$t/exe | grep -q 76
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s -pie
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$t/exe | grep -q 76
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# SIZE32
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cat <<'EOF' > $t/d.s
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.globl main
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main:
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sub $8, %rsp
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mov $foo+2@SIZE, %edi
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call print@PLT
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add $8, %rsp
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ret
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.data
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.globl foo
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.type foo, %object
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.size foo, 24
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foo:
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EOF
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s
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$t/exe | grep -q 26
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# SIZE64
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cat <<'EOF' > $t/d.s
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.globl main
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main:
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sub $8, %rsp
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movabs $foo+5@SIZE, %rdi
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call print64@PLT
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add $8, %rsp
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ret
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.data
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.globl foo
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.type foo, %object
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.size foo, 56
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foo:
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EOF
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/d.s
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$t/exe | grep -q 61
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# GOTPCREL64
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cat <<'EOF' > $t/e.c
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extern long ext_var;
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void print64(long);
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int main() {
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print64(ext_var);
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}
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EOF
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clang -c -o $t/e.o $t/e.c -mcmodel=large -fPIC
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clang -fuse-ld=$mold -o $t/exe $t/c.so $t/e.o
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$t/exe | grep -q 56
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# R_X86_64_32 against non-alloc section
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cat <<'EOF' > $t/f.s
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.globl main
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main:
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sub $8, %rsp
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add $8, %rsp
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ret
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.section .foo, "", @progbits
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.zero 16
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foo:
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.quad bar
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.section .bar, "", @progbits
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.zero 24
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bar:
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.quad foo
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EOF
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clang -c -o $t/f.o $t/f.s
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clang -fuse-ld=$mold -o $t/exe $t/f.o
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readelf -x .foo -x .bar $t/exe > $t/log
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fgrep -q '0x00000010 00000000 00000000 10000000 00000000' $t/log
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fgrep -q '0x00000010 18000000 00000000' $t/log
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echo OK
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