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[Qemu-devel] [6568] target-ppc: Add v{max,min}fp instructions
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [6568] target-ppc: Add v{max,min}fp instructions |
Date: |
Mon, 09 Feb 2009 16:48:40 +0000 |
Revision: 6568
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6568
Author: aurel32
Date: 2009-02-09 16:48:39 +0000 (Mon, 09 Feb 2009)
Log Message:
-----------
target-ppc: Add v{max,min}fp instructions
Signed-off-by: Nathan Froyd <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
Modified Paths:
--------------
trunk/target-ppc/helper.h
trunk/target-ppc/op_helper.c
trunk/target-ppc/translate.c
Modified: trunk/target-ppc/helper.h
===================================================================
--- trunk/target-ppc/helper.h 2009-02-09 15:50:36 UTC (rev 6567)
+++ trunk/target-ppc/helper.h 2009-02-09 16:48:39 UTC (rev 6568)
@@ -232,6 +232,8 @@
DEF_HELPER_3(vsum4sbs, void, avr, avr, avr)
DEF_HELPER_3(vsum4shs, void, avr, avr, avr)
DEF_HELPER_3(vsum4ubs, void, avr, avr, avr)
+DEF_HELPER_3(vmaxfp, void, avr, avr, avr)
+DEF_HELPER_3(vminfp, void, avr, avr, avr)
DEF_HELPER_2(vlogefp, void, avr, avr)
DEF_HELPER_2(vrfim, void, avr, avr)
DEF_HELPER_2(vrfin, void, avr, avr)
Modified: trunk/target-ppc/op_helper.c
===================================================================
--- trunk/target-ppc/op_helper.c 2009-02-09 15:50:36 UTC (rev 6567)
+++ trunk/target-ppc/op_helper.c 2009-02-09 16:48:39 UTC (rev 6568)
@@ -2262,6 +2262,24 @@
#undef VMINMAX_DO
#undef VMINMAX
+#define VMINMAXFP(suffix, rT, rF) \
+ void helper_v##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
+ { \
+ int i; \
+ for (i = 0; i < ARRAY_SIZE(r->f); i++) { \
+ HANDLE_NAN2(r->f[i], a->f[i], b->f[i]) { \
+ if (float32_lt_quiet(a->f[i], b->f[i], &env->vec_status)) { \
+ r->f[i] = rT->f[i]; \
+ } else { \
+ r->f[i] = rF->f[i]; \
+ } \
+ } \
+ } \
+ }
+VMINMAXFP(minfp, a, b)
+VMINMAXFP(maxfp, b, a)
+#undef VMINMAXFP
+
void helper_vmladduhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
{
int i;
Modified: trunk/target-ppc/translate.c
===================================================================
--- trunk/target-ppc/translate.c 2009-02-09 15:50:36 UTC (rev 6567)
+++ trunk/target-ppc/translate.c 2009-02-09 16:48:39 UTC (rev 6568)
@@ -6395,6 +6395,8 @@
GEN_VXFORM(vsum4shs, 4, 25);
GEN_VXFORM(vsum2sws, 4, 26);
GEN_VXFORM(vsumsws, 4, 30);
+GEN_VXFORM(vmaxfp, 5, 16);
+GEN_VXFORM(vminfp, 5, 17);
#define GEN_VXRFORM1(opname, name, str, opc2, opc3) \
GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
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