haraldwolff/qemu-patch-raspberry4
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target-mips: Correct the handling of register #72 on writes

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Fix an off-by-one error in `mips_cpu_gdb_write_register' for register
matching how `mips_cpu_gdb_read_register' handles it.  This register
slot is a fake anyway, there's nothing in hardware that corresponds to
it.

Signed-off-by: Maciej W. Rozycki <macro@codesourcery.com>
Reviewed-by: Leon Alrae <leon.alrae@imgtec.com>
Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
This commit is contained in:
Maciej W. Rozycki 2014-11-03 18:47:45 +00:00 committed by Leon Alrae
parent dfa9c2a0f4
commit 800675f117
1 changed files with 1 additions and 1 deletions
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2
target-mips/gdbstub.c
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@ -90,7 +90,7 @@ int mips_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
return sizeof(target_ulong);
}
if (env->CP0_Config1 & (1 << CP0C1_FP)
&& n >= 38 && n < 73) {
&& n >= 38 && n < 72) {
if (n < 70) {
if (env->CP0_Status & (1 << CP0St_FR)) {
env->active_fpu.fpr[n - 38].d = tmp;