* [Qemu-devel] [6254] Add v{add, sub}{s, u}{b, h, w}s instructions
@ 2009-01-08 23:19 Aurelien Jarno
2009-01-09 1:00 ` Nathan Froyd
0 siblings, 1 reply; 3+ messages in thread
From: Aurelien Jarno @ 2009-01-08 23:19 UTC (permalink / raw)
To: qemu-devel
Revision: 6254
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6254
Author: aurel32
Date: 2009-01-08 23:19:50 +0000 (Thu, 08 Jan 2009)
Log Message:
-----------
Add v{add, sub}{s, u}{b, h, w}s instructions
Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/hw/ppc_oldworld.c
trunk/target-ppc/helper.h
trunk/target-ppc/op_helper.c
trunk/target-ppc/translate.c
Modified: trunk/hw/ppc_oldworld.c
===================================================================
--- trunk/hw/ppc_oldworld.c 2009-01-08 21:03:55 UTC (rev 6253)
+++ trunk/hw/ppc_oldworld.c 2009-01-08 23:19:50 UTC (rev 6254)
@@ -201,7 +201,7 @@
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,
Modified: trunk/target-ppc/helper.h
===================================================================
--- trunk/target-ppc/helper.h 2009-01-08 21:03:55 UTC (rev 6253)
+++ trunk/target-ppc/helper.h 2009-01-08 23:19:50 UTC (rev 6254)
@@ -170,6 +170,18 @@
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)
Modified: trunk/target-ppc/op_helper.c
===================================================================
--- trunk/target-ppc/op_helper.c 2009-01-08 21:03:55 UTC (rev 6253)
+++ trunk/target-ppc/op_helper.c 2009-01-08 23:19:50 UTC (rev 6254)
@@ -2082,6 +2082,45 @@
#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) \
{ \
Modified: trunk/target-ppc/translate.c
===================================================================
--- trunk/target-ppc/translate.c 2009-01-08 21:03:55 UTC (rev 6253)
+++ trunk/target-ppc/translate.c 2009-01-08 23:19:50 UTC (rev 6254)
@@ -6341,6 +6341,18 @@
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);
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [Qemu-devel] [6254] Add v{add, sub}{s, u}{b, h, w}s instructions
2009-01-08 23:19 [Qemu-devel] [6254] Add v{add, sub}{s, u}{b, h, w}s instructions Aurelien Jarno
@ 2009-01-09 1:00 ` Nathan Froyd
2009-01-09 6:48 ` Aurelien Jarno
0 siblings, 1 reply; 3+ messages in thread
From: Nathan Froyd @ 2009-01-09 1:00 UTC (permalink / raw)
To: qemu-devel
On Thu, Jan 08, 2009 at 11:19:51PM +0000, Aurelien Jarno wrote:
> Add v{add, sub}{s, u}{b, h, w}s instructions
>
> Modified Paths:
> --------------
> trunk/hw/ppc_oldworld.c
>
> Modified: trunk/hw/ppc_oldworld.c
> ===================================================================
> --- trunk/hw/ppc_oldworld.c 2009-01-08 21:03:55 UTC (rev 6253)
> +++ trunk/hw/ppc_oldworld.c 2009-01-08 23:19:50 UTC (rev 6254)
> @@ -201,7 +201,7 @@
> 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,
I don't think you meant to include this bit. :)
-Nathan
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [Qemu-devel] [6254] Add v{add, sub}{s, u}{b, h, w}s instructions
2009-01-09 1:00 ` Nathan Froyd
@ 2009-01-09 6:48 ` Aurelien Jarno
0 siblings, 0 replies; 3+ messages in thread
From: Aurelien Jarno @ 2009-01-09 6:48 UTC (permalink / raw)
To: qemu-devel
On Thu, Jan 08, 2009 at 05:00:11PM -0800, Nathan Froyd wrote:
> On Thu, Jan 08, 2009 at 11:19:51PM +0000, Aurelien Jarno wrote:
> > Add v{add, sub}{s, u}{b, h, w}s instructions
> >
> > Modified Paths:
> > --------------
> > trunk/hw/ppc_oldworld.c
> >
> > Modified: trunk/hw/ppc_oldworld.c
> > ===================================================================
> > --- trunk/hw/ppc_oldworld.c 2009-01-08 21:03:55 UTC (rev 6253)
> > +++ trunk/hw/ppc_oldworld.c 2009-01-08 23:19:50 UTC (rev 6254)
> > @@ -201,7 +201,7 @@
> > 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,
>
> I don't think you meant to include this bit. :)
Thanks for noticing this, that should be fixed.
--
.''`. Aurelien Jarno | GPG: 1024D/F1BCDB73
: :' : Debian developer | Electrical Engineer
`. `' aurel32@debian.org | aurelien@aurel32.net
`- people.debian.org/~aurel32 | www.aurel32.net
^ permalink raw reply [flat|nested] 3+ messages in thread
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2009-01-08 23:19 [Qemu-devel] [6254] Add v{add, sub}{s, u}{b, h, w}s instructions Aurelien Jarno
2009-01-09 1:00 ` Nathan Froyd
2009-01-09 6:48 ` Aurelien Jarno
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