haraldwolff/qemu-patch-raspberry4
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Add v{add, sub}{s, u}{b, h, w}s instructions

Browse source 
Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6254 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-01-08 23:19:50 +00:00
parent b0f3b8fac4
commit 5ab09f3349
4 changed files with 64 additions and 1 deletions
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2
hw/ppc_oldworld.c
View file

@ -201,7 +201,7 @@ static void ppc_heathrow_init (ram_addr_t ram_size, int vga_ram_size,
if (linux_boot) {
kernel_base = KERNEL_LOAD_ADDR;
/* now we can load the kernel */
kernel_size = load_elf(kernel_filename, kernel_base - 0xc0000000ULL,
kernel_size = load_elf(kernel_filename, kernel_base - 0x00000000ULL,
NULL, NULL, NULL);
if (kernel_size < 0)
kernel_size = load_aout(kernel_filename, kernel_base,

12
target-ppc/helper.h
View file

@ -170,6 +170,18 @@ DEF_HELPER_3(vaddcuw, void, avr, avr, avr)
DEF_HELPER_3(vsubcuw, void, avr, avr, avr)
DEF_HELPER_2(lvsl, void, avr, tl);
DEF_HELPER_2(lvsr, void, avr, tl);
DEF_HELPER_3(vaddsbs, void, avr, avr, avr)
DEF_HELPER_3(vaddshs, void, avr, avr, avr)
DEF_HELPER_3(vaddsws, void, avr, avr, avr)
DEF_HELPER_3(vsubsbs, void, avr, avr, avr)
DEF_HELPER_3(vsubshs, void, avr, avr, avr)
DEF_HELPER_3(vsubsws, void, avr, avr, avr)
DEF_HELPER_3(vaddubs, void, avr, avr, avr)
DEF_HELPER_3(vadduhs, void, avr, avr, avr)
DEF_HELPER_3(vadduws, void, avr, avr, avr)
DEF_HELPER_3(vsububs, void, avr, avr, avr)
DEF_HELPER_3(vsubuhs, void, avr, avr, avr)
DEF_HELPER_3(vsubuws, void, avr, avr, avr)
DEF_HELPER_3(vrlb, void, avr, avr, avr)
DEF_HELPER_3(vrlh, void, avr, avr, avr)
DEF_HELPER_3(vrlw, void, avr, avr, avr)

39
target-ppc/op_helper.c
View file

@ -2082,6 +2082,45 @@ VARITH(uwm, u32)
#undef VARITH_DO
#undef VARITH
#define VARITHSAT_CASE(type, op, cvt, element) \
{ \
type result = (type)a->element[i] op (type)b->element[i]; \
r->element[i] = cvt(result, &sat); \
}
#define VARITHSAT_DO(name, op, optype, cvt, element) \
void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
int sat = 0; \
int i; \
for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
switch (sizeof(r->element[0])) { \
case 1: VARITHSAT_CASE(optype, op, cvt, element); break; \
case 2: VARITHSAT_CASE(optype, op, cvt, element); break; \
case 4: VARITHSAT_CASE(optype, op, cvt, element); break; \
} \
} \
if (sat) { \
env->vscr |= (1 << VSCR_SAT); \
} \
}
#define VARITHSAT_SIGNED(suffix, element, optype, cvt) \
VARITHSAT_DO(adds##suffix##s, +, optype, cvt, element) \
VARITHSAT_DO(subs##suffix##s, -, optype, cvt, element)
#define VARITHSAT_UNSIGNED(suffix, element, optype, cvt) \
VARITHSAT_DO(addu##suffix##s, +, optype, cvt, element) \
VARITHSAT_DO(subu##suffix##s, -, optype, cvt, element)
VARITHSAT_SIGNED(b, s8, int16_t, cvtshsb)
VARITHSAT_SIGNED(h, s16, int32_t, cvtswsh)
VARITHSAT_SIGNED(w, s32, int64_t, cvtsdsw)
VARITHSAT_UNSIGNED(b, u8, uint16_t, cvtshub)
VARITHSAT_UNSIGNED(h, u16, uint32_t, cvtswuh)
VARITHSAT_UNSIGNED(w, u32, uint64_t, cvtsduw)
#undef VARITHSAT_CASE
#undef VARITHSAT_DO
#undef VARITHSAT_SIGNED
#undef VARITHSAT_UNSIGNED
#define VAVG_DO(name, element, etype) \
void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \

12
target-ppc/translate.c
View file

@ -6341,6 +6341,18 @@ GEN_VXFORM(vslo, 6, 16);
GEN_VXFORM(vsro, 6, 17);
GEN_VXFORM(vaddcuw, 0, 6);
GEN_VXFORM(vsubcuw, 0, 22);
GEN_VXFORM(vaddubs, 0, 8);
GEN_VXFORM(vadduhs, 0, 9);
GEN_VXFORM(vadduws, 0, 10);
GEN_VXFORM(vaddsbs, 0, 12);
GEN_VXFORM(vaddshs, 0, 13);
GEN_VXFORM(vaddsws, 0, 14);
GEN_VXFORM(vsububs, 0, 24);
GEN_VXFORM(vsubuhs, 0, 25);
GEN_VXFORM(vsubuws, 0, 26);
GEN_VXFORM(vsubsbs, 0, 28);
GEN_VXFORM(vsubshs, 0, 29);
GEN_VXFORM(vsubsws, 0, 30);
GEN_VXFORM(vrlb, 2, 0);
GEN_VXFORM(vrlh, 2, 1);
GEN_VXFORM(vrlw, 2, 2);