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[Qemu-devel] [6163] Add vmrg{l,h}{b,h,w} instructions.
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [6163] Add vmrg{l,h}{b,h,w} instructions. |
Date: |
Sun, 04 Jan 2009 22:08:38 +0000 |
Revision: 6163
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6163
Author: aurel32
Date: 2009-01-04 22:08:38 +0000 (Sun, 04 Jan 2009)
Log Message:
-----------
Add vmrg{l,h}{b,h,w} 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 2009-01-04 22:05:52 UTC (rev 6162)
+++ trunk/target-ppc/helper.h 2009-01-04 22:08:38 UTC (rev 6163)
@@ -123,6 +123,12 @@
DEF_HELPER_3(vmaxub, void, avr, avr, avr)
DEF_HELPER_3(vmaxuh, void, avr, avr, avr)
DEF_HELPER_3(vmaxuw, void, avr, avr, avr)
+DEF_HELPER_3(vmrglb, void, avr, avr, avr)
+DEF_HELPER_3(vmrglh, void, avr, avr, avr)
+DEF_HELPER_3(vmrglw, void, avr, avr, avr)
+DEF_HELPER_3(vmrghb, void, avr, avr, avr)
+DEF_HELPER_3(vmrghh, void, avr, avr, avr)
+DEF_HELPER_3(vmrghw, void, avr, avr, avr)
DEF_HELPER_1(efscfsi, i32, i32)
DEF_HELPER_1(efscfui, i32, i32)
Modified: trunk/target-ppc/op_helper.c
===================================================================
--- trunk/target-ppc/op_helper.c 2009-01-04 22:05:52 UTC (rev 6162)
+++ trunk/target-ppc/op_helper.c 2009-01-04 22:08:38 UTC (rev 6163)
@@ -2031,6 +2031,41 @@
#undef VMINMAX_DO
#undef VMINMAX
+#define VMRG_DO(name, element, highp) \
+ void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
+ { \
+ ppc_avr_t result; \
+ int i; \
+ size_t n_elems = ARRAY_SIZE(r->element); \
+ for (i = 0; i < n_elems/2; i++) { \
+ if (highp) { \
+ result.element[i*2+HI_IDX] = a->element[i]; \
+ result.element[i*2+LO_IDX] = b->element[i]; \
+ } else { \
+ result.element[n_elems - i*2 - (1+HI_IDX)] =
b->element[n_elems - i - 1]; \
+ result.element[n_elems - i*2 - (1+LO_IDX)] =
a->element[n_elems - i - 1]; \
+ } \
+ } \
+ *r = result; \
+ }
+#if defined(WORDS_BIGENDIAN)
+#define MRGHI 0
+#define MRGL0 1
+#else
+#define MRGHI 1
+#define MRGLO 0
+#endif
+#define VMRG(suffix, element) \
+ VMRG_DO(mrgl##suffix, element, MRGHI) \
+ VMRG_DO(mrgh##suffix, element, MRGLO)
+VMRG(b, u8)
+VMRG(h, u16)
+VMRG(w, u32)
+#undef VMRG_DO
+#undef VMRG
+#undef MRGHI
+#undef MRGLO
+
#undef VECTOR_FOR_INORDER_I
#undef HI_IDX
#undef LO_IDX
Modified: trunk/target-ppc/translate.c
===================================================================
--- trunk/target-ppc/translate.c 2009-01-04 22:05:52 UTC (rev 6162)
+++ trunk/target-ppc/translate.c 2009-01-04 22:08:38 UTC (rev 6163)
@@ -6205,6 +6205,12 @@
GEN_VXFORM(vavgsb, 1, 20);
GEN_VXFORM(vavgsh, 1, 21);
GEN_VXFORM(vavgsw, 1, 22);
+GEN_VXFORM(vmrghb, 6, 0);
+GEN_VXFORM(vmrghh, 6, 1);
+GEN_VXFORM(vmrghw, 6, 2);
+GEN_VXFORM(vmrglb, 6, 4);
+GEN_VXFORM(vmrglh, 6, 5);
+GEN_VXFORM(vmrglw, 6, 6);
/*** SPE extension ***/
/* Register moves */
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