.macro fpu_save_16even thread tmp=t0
cfc1 \tmp, fcr31
- sdc1 $f0, THREAD_FPR0(\thread)
sdc1 $f2, THREAD_FPR2(\thread)
sdc1 $f4, THREAD_FPR4(\thread)
sdc1 $f6, THREAD_FPR6(\thread)
sdc1 $f31, THREAD_FPR31(\thread)
.endm
- .macro fpu_save_double thread status tmp1 tmp2
- sll \tmp2, \tmp1, 5
- bgez \tmp2, 2f
- fpu_save_16odd \thread
-2:
- fpu_save_16even \thread \tmp1 # clobbers t1
- .endm
-
.macro fpu_restore_16even thread tmp=t0
lw \tmp, THREAD_FCR31(\thread)
ldc1 $f0, THREAD_FPR0(\thread)
ldc1 $f31, THREAD_FPR31(\thread)
.endm
- .macro fpu_restore_double thread tmp
- mfc0 t0, CP0_STATUS
- sll t1, t0, 5
- bgez t1, 1f # 16 register mode?
-
- fpu_restore_16odd a0
-1: fpu_restore_16even a0, t0 # clobbers t0
- .endm
-
.macro cpu_save_nonscratch thread
LONG_S s0, THREAD_REG16(\thread)
LONG_S s1, THREAD_REG17(\thread)