2021-03-16 06:13:30 +03:00
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#!/bin/bash
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2021-12-17 14:05:14 +03:00
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export LANG=
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2021-03-16 06:13:30 +03:00
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set -e
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2021-12-22 13:38:00 +03:00
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cd "$(dirname "$0")"
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2021-09-08 13:11:48 +03:00
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mold=`pwd`/../../mold
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2021-12-22 13:38:00 +03:00
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echo -n "Testing $(basename -s .sh "$0") ... "
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t=$(pwd)/../../out/test/elf/$(basename -s .sh "$0")
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mkdir -p "$t"
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2021-03-16 06:13:30 +03:00
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2021-08-20 06:48:12 +03:00
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# Skip if target is not x86-64
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2021-12-22 13:38:00 +03:00
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[ "$(uname -m)" = x86_64 ] || { echo skipped; exit; }
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2021-08-20 06:48:12 +03:00
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2021-12-22 13:38:00 +03:00
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cat <<EOF | clang -o "$t"/a.o -c -x assembler -Wa,-mrelax-relocations=yes -
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2021-03-16 06:13:30 +03:00
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.globl bar
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bar:
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mov foo@GOTPCREL(%rip), %rax
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mov foo@GOTPCREL(%rip), %rcx
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mov foo@GOTPCREL(%rip), %rdx
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mov foo@GOTPCREL(%rip), %rbx
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mov foo@GOTPCREL(%rip), %rbp
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mov foo@GOTPCREL(%rip), %rsi
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mov foo@GOTPCREL(%rip), %rdi
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mov foo@GOTPCREL(%rip), %r8
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mov foo@GOTPCREL(%rip), %r9
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mov foo@GOTPCREL(%rip), %r10
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mov foo@GOTPCREL(%rip), %r11
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mov foo@GOTPCREL(%rip), %r12
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mov foo@GOTPCREL(%rip), %r13
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mov foo@GOTPCREL(%rip), %r14
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mov foo@GOTPCREL(%rip), %r15
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call *foo@GOTPCREL(%rip)
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jmp *foo@GOTPCREL(%rip)
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EOF
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2021-12-22 13:38:00 +03:00
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cat <<EOF | clang -o "$t"/b.o -c -xc -
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2021-03-16 06:13:30 +03:00
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void foo() {}
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int main() {
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return 0;
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}
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EOF
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2021-12-22 13:38:00 +03:00
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clang -fuse-ld="$mold" -o "$t"/exe "$t"/a.o "$t"/b.o
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objdump -d "$t"/exe | grep -A20 '<bar>:' > "$t"/log
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2021-03-16 06:13:30 +03:00
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2021-12-22 13:38:00 +03:00
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grep -Pq 'lea \s*0x.+\(%rip\),%rax .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%rcx .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%rdx .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%rbx .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%rbp .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%rsi .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%rdi .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r8 .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r9 .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r10 .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r11 .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r12 .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r13 .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r14 .*<foo>' "$t"/log
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grep -Pq 'lea \s*0x.+\(%rip\),%r15 .*<foo>' "$t"/log
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grep -Pq 'call.*<foo>' "$t"/log
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grep -Pq 'jmp.*<foo>' "$t"/log
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2021-03-16 06:13:30 +03:00
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2021-12-22 13:38:00 +03:00
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clang -fuse-ld="$mold" -o "$t"/exe "$t"/a.o "$t"/b.o -Wl,-no-relax
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objdump -d "$t"/exe | grep -A20 '<bar>:' > "$t"/log
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2021-03-16 06:52:39 +03:00
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2021-12-22 13:38:00 +03:00
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grep -Pq 'mov \s*0x.+\(%rip\),%rax' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%rcx' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%rdx' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%rbx' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%rbp' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%rsi' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%rdi' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r8 ' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r9 ' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r10' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r11' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r12' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r13' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r14' "$t"/log
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grep -Pq 'mov \s*0x.+\(%rip\),%r15' "$t"/log
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grep -Pq 'call.*\(%rip\)' "$t"/log
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grep -Pq 'jmp.*\(%rip\)' "$t"/log
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2021-03-16 06:52:39 +03:00
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2021-03-16 06:13:30 +03:00
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echo OK
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