During the conversion to the gdb_get_reg128 helpers the high and low
parts of the XMM register where inadvertently swapped. This causes
reads of the register to report the incorrect value to gdb.
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/971
Fixes:
b7b8756a9c (target/i386: use gdb_get_reg helpers)
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-stable@nongnu.org
Message-Id: <
20220419091020.
3008144-25-alex.bennee@linaro.org>
n -= IDX_XMM_REGS;
if (n < CPU_NB_REGS32 || TARGET_LONG_BITS == 64) {
return gdb_get_reg128(mem_buf,
- env->xmm_regs[n].ZMM_Q(0),
- env->xmm_regs[n].ZMM_Q(1));
+ env->xmm_regs[n].ZMM_Q(1),
+ env->xmm_regs[n].ZMM_Q(0));
}
} else {
switch (n) {