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author | H.J. Lu <hjl.tools@gmail.com> | 2021-08-19 06:38:21 -0700 |
---|---|---|
committer | H.J. Lu <hjl.tools@gmail.com> | 2021-08-19 07:01:20 -0700 |
commit | 7e40d574be8b8bc01d3726b90556cff0081e9dd9 (patch) | |
tree | 616c46809f70e57ca26b18743e8c1951ac5db857 /gas | |
parent | 8ddf46454aa981246f9611b1897f41fabd2a108d (diff) | |
download | fsf-binutils-gdb-7e40d574be8b8bc01d3726b90556cff0081e9dd9.zip fsf-binutils-gdb-7e40d574be8b8bc01d3726b90556cff0081e9dd9.tar.gz fsf-binutils-gdb-7e40d574be8b8bc01d3726b90556cff0081e9dd9.tar.bz2 |
x86: Avoid abort on invalid broadcast
Print "{bad}" on invalid broadcast instead of abort.
gas/
PR binutils/28247
* testsuite/gas/i386/bad-bcast.d: New file.
* testsuite/gas/i386/bad-bcast.s: Likewise.
* testsuite/gas/i386/i386.exp: Run bad-bcast.
opcodes/
PR binutils/28247
* i386-dis.c (OP_E_memory): Print "{bad}" on invalid broadcast
instead of abort.
Diffstat (limited to 'gas')
-rw-r--r-- | gas/testsuite/gas/i386/bad-bcast.d | 14 | ||||
-rw-r--r-- | gas/testsuite/gas/i386/bad-bcast.s | 2 | ||||
-rw-r--r-- | gas/testsuite/gas/i386/i386.exp | 1 |
3 files changed, 17 insertions, 0 deletions
diff --git a/gas/testsuite/gas/i386/bad-bcast.d b/gas/testsuite/gas/i386/bad-bcast.d new file mode 100644 index 0000000..9fc474a --- /dev/null +++ b/gas/testsuite/gas/i386/bad-bcast.d @@ -0,0 +1,14 @@ +#objdump: -dw +#name: Disassemble bad broadcast + +.*: +file format .* + + +Disassembly of section .text: + +0+ <.text>: + +[a-f0-9]+: 62 .byte 0x62 + +[a-f0-9]+: c3 ret + +[a-f0-9]+: 8c 1d 66 90 66 90 mov %ds,0x90669066 + +[a-f0-9]+: 66 90 xchg %ax,%ax +#pass diff --git a/gas/testsuite/gas/i386/bad-bcast.s b/gas/testsuite/gas/i386/bad-bcast.s new file mode 100644 index 0000000..e09c3aa --- /dev/null +++ b/gas/testsuite/gas/i386/bad-bcast.s @@ -0,0 +1,2 @@ + .text + .byte 0x62, 0xc3, 0x8c, 0x1d, 0x66, 0x90, 0x66, 0x90, 0x66, 0x90 diff --git a/gas/testsuite/gas/i386/i386.exp b/gas/testsuite/gas/i386/i386.exp index f5eda2c..8095972 100644 --- a/gas/testsuite/gas/i386/i386.exp +++ b/gas/testsuite/gas/i386/i386.exp @@ -646,6 +646,7 @@ if [gas_32_check] then { run_dump_test "dw2-compress-2" run_dump_test "dw2-compressed-2" + run_dump_test "bad-bcast" run_dump_test "bad-size" run_dump_test "size-1" |