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mold/test/elf/i386-tls-ld-noplt.sh
Rui Ueyama 619ff869e4 [ELF][i386] Implement GD → LE and LD → LD relaxations
This commit implements TLS relocation relaxations.

Fixes https://github.com/rui314/mold/issues/388
2022-03-10 15:18:43 +09:00

44 lines
925 B
Bash
Executable File

#!/bin/bash
export LC_ALL=C
set -e
CC="${CC:-cc}"
CXX="${CXX:-c++}"
testname=$(basename "$0" .sh)
echo -n "Testing $testname ... "
cd "$(dirname "$0")"/../..
mold="$(pwd)/mold"
t=out/test/elf/$testname
mkdir -p $t
echo 'int main() {}' | $CC -m32 -o $t/exe -xc - >& /dev/null \
|| { echo skipped; exit; }
cat <<EOF | $CC -ftls-model=local-dynamic -fPIC -c -o $t/a.o -xc - -m32 -fno-plt
#include <stdio.h>
extern _Thread_local int foo;
static _Thread_local int bar;
int *get_foo_addr() { return &foo; }
int *get_bar_addr() { return &bar; }
int main() {
bar = 5;
printf("%d %d %d %d\n", *get_foo_addr(), *get_bar_addr(), foo, bar);
return 0;
}
EOF
cat <<EOF | $CC -ftls-model=local-dynamic -fPIC -c -o $t/b.o -xc - -m32 -fno-plt
_Thread_local int foo = 3;
EOF
$CC -B. -o $t/exe $t/a.o $t/b.o -m32
$t/exe | grep -q '3 5 3 5'
$CC -B. -o $t/exe $t/a.o $t/b.o -Wl,-no-relax -m32
$t/exe | grep -q '3 5 3 5'
echo OK