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| author | H.J. Lu <hjl.tools@gmail.com> | 2023-06-08 12:12:48 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2023-12-28 08:47:17 -0800 |
| commit | 4a54cb06585f568031dfd291d0fe45979ad75e98 (patch) | |
| tree | 2469a2d8eb9ce968fd9ef5039d25679bae946e3b /gold/testsuite | |
| parent | 3d5a60de52556f6a53d71d7e607c6696450ae3e4 (diff) | |
| download | gdb-4a54cb06585f568031dfd291d0fe45979ad75e98.zip gdb-4a54cb06585f568031dfd291d0fe45979ad75e98.tar.gz gdb-4a54cb06585f568031dfd291d0fe45979ad75e98.tar.bz2 | |
gold: Handle R_X86_64_CODE_4_GOTPCRELX
Handle R_X86_64_CODE_4_GOTPCRELX and convert
mov name@GOTPCREL(%rip), %r31
to
lea name@GOTPCREL(%rip), %r31
if the instruction is encoded with the REX2 prefix when possible.
elfcpp/
* x86_64.h (R_X86_64_CODE_4_GOTPCRELX): New.
gold/
* x86_64.cc (Target_x86_64::can_convert_mov_to_lea): Handle
R_X86_64_CODE_4_GOTPCRELX.
(Target_x86_64::Scan::get_reference_flags): Likewise.
(Target_x86_64::Scan::local): Likewise.
(Target_x86_64::Scan::possible_function_pointer_reloc): Likewise.
(Target_x86_64::Scan::global): Likewise.
(Target_x86_64::Relocate::relocate): Likewise.
* testsuite/x86_64_mov_to_lea1.s: Add a test for
R_X86_64_CODE_4_GOTPCRELX.
* testsuite/x86_64_mov_to_lea2.s: Likewise.
* testsuite/x86_64_mov_to_lea3.s: Likewise.
* testsuite/x86_64_mov_to_lea4.s: Likewise.
* testsuite/x86_64_mov_to_lea5.s: Likewise.
* testsuite/x86_64_mov_to_lea.sh: Updated.
Diffstat (limited to 'gold/testsuite')
| -rwxr-xr-x | gold/testsuite/x86_64_mov_to_lea.sh | 16 | ||||
| -rw-r--r-- | gold/testsuite/x86_64_mov_to_lea1.s | 1 | ||||
| -rw-r--r-- | gold/testsuite/x86_64_mov_to_lea2.s | 1 | ||||
| -rw-r--r-- | gold/testsuite/x86_64_mov_to_lea3.s | 1 | ||||
| -rw-r--r-- | gold/testsuite/x86_64_mov_to_lea4.s | 1 | ||||
| -rw-r--r-- | gold/testsuite/x86_64_mov_to_lea5.s | 1 |
6 files changed, 21 insertions, 0 deletions
diff --git a/gold/testsuite/x86_64_mov_to_lea.sh b/gold/testsuite/x86_64_mov_to_lea.sh index 1b30e1a..3e248eb 100755 --- a/gold/testsuite/x86_64_mov_to_lea.sh +++ b/gold/testsuite/x86_64_mov_to_lea.sh @@ -25,20 +25,36 @@ set -e grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea1.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea1.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea2.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea2.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea3.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea3.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea4.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea4.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea5.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea5.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea6.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea6.stdout grep -q "mov 0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea7.stdout +grep -q "mov 0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea7.stdout grep -q "mov 0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea8.stdout +grep -q "mov 0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea8.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea9.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea9.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea10.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea10.stdout grep -q "mov 0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea11.stdout +grep -q "mov 0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea11.stdout grep -q "mov 0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea12.stdout +grep -q "mov 0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea12.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea13.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea13.stdout grep -q "lea -0x[a-f0-9]\+(%rip),%rax" x86_64_mov_to_lea14.stdout +grep -q "lea -0x[a-f0-9]\+(%rip),%r26" x86_64_mov_to_lea14.stdout grep -q "mov 0x[a-f0-9]\+(%rip),%eax" x86_64_mov_to_lea15.stdout +grep -q "mov 0x[a-f0-9]\+(%rip),%r26d" x86_64_mov_to_lea15.stdout grep -q "mov 0x[a-f0-9]\+(%rip),%eax" x86_64_mov_to_lea16.stdout +grep -q "mov 0x[a-f0-9]\+(%rip),%r26d" x86_64_mov_to_lea16.stdout exit 0 diff --git a/gold/testsuite/x86_64_mov_to_lea1.s b/gold/testsuite/x86_64_mov_to_lea1.s index 4dce487..298ede1 100644 --- a/gold/testsuite/x86_64_mov_to_lea1.s +++ b/gold/testsuite/x86_64_mov_to_lea1.s @@ -8,4 +8,5 @@ foo: .type _start, @function _start: movq foo@GOTPCREL(%rip), %rax + movq foo@GOTPCREL(%rip), %r26 .size _start, .-_start diff --git a/gold/testsuite/x86_64_mov_to_lea2.s b/gold/testsuite/x86_64_mov_to_lea2.s index 2a11b7a..404f4c1 100644 --- a/gold/testsuite/x86_64_mov_to_lea2.s +++ b/gold/testsuite/x86_64_mov_to_lea2.s @@ -3,4 +3,5 @@ .type _start, @function _start: movq _DYNAMIC@GOTPCREL(%rip), %rax + movq _DYNAMIC@GOTPCREL(%rip), %r26 .size _start, .-_start diff --git a/gold/testsuite/x86_64_mov_to_lea3.s b/gold/testsuite/x86_64_mov_to_lea3.s index ac43b78..838c33e 100644 --- a/gold/testsuite/x86_64_mov_to_lea3.s +++ b/gold/testsuite/x86_64_mov_to_lea3.s @@ -7,4 +7,5 @@ foo: .type _start, @function _start: movq foo@GOTPCREL(%rip), %rax + movq foo@GOTPCREL(%rip), %r26 .size _start, .-_start diff --git a/gold/testsuite/x86_64_mov_to_lea4.s b/gold/testsuite/x86_64_mov_to_lea4.s index 37bee32..a68a4cf 100644 --- a/gold/testsuite/x86_64_mov_to_lea4.s +++ b/gold/testsuite/x86_64_mov_to_lea4.s @@ -9,4 +9,5 @@ foo: .type _start, @function _start: movq foo@GOTPCREL(%rip), %rax + movq foo@GOTPCREL(%rip), %r26 .size _start, .-_start diff --git a/gold/testsuite/x86_64_mov_to_lea5.s b/gold/testsuite/x86_64_mov_to_lea5.s index e793a2b..e818989 100644 --- a/gold/testsuite/x86_64_mov_to_lea5.s +++ b/gold/testsuite/x86_64_mov_to_lea5.s @@ -9,4 +9,5 @@ foo: .type _start, @function _start: movl foo@GOTPCREL+4(%rip), %eax + movl foo@GOTPCREL+4(%rip), %r26d .size _start, .-_start |