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authoraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2009-01-08 18:54:57 +0000
committeraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2009-01-08 18:54:57 +0000
commitc026766b15a9324baeb2068e3b07658aae0b177b (patch)
tree4abe2b2a6c053af01dcf923446b47fd63c1dcabb /target-ppc
parentd9430add633c0d43ecc5532520ca04c6e11b7a4e (diff)
Add vspltis{b,h,w} instructions
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6238 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc')
-rw-r--r--target-ppc/helper.h3
-rw-r--r--target-ppc/op_helper.c14
-rw-r--r--target-ppc/translate.c20
3 files changed, 37 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 01d72ac752..522311d587 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -176,6 +176,9 @@ DEF_HELPER_3(vrlw, void, avr, avr, avr)
DEF_HELPER_3(vsl, void, avr, avr, avr)
DEF_HELPER_3(vsr, void, avr, avr, avr)
DEF_HELPER_4(vsldoi, void, avr, avr, avr, i32)
+DEF_HELPER_2(vspltisb, void, avr, i32)
+DEF_HELPER_2(vspltish, void, avr, i32)
+DEF_HELPER_2(vspltisw, void, avr, i32)
DEF_HELPER_3(vspltb, void, avr, avr, i32)
DEF_HELPER_3(vsplth, void, avr, avr, i32)
DEF_HELPER_3(vspltw, void, avr, avr, i32)
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 55c9c56538..302832474e 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2570,6 +2570,20 @@ VSPLT(w, u32)
#undef SPLAT_ELEMENT
#undef _SPLAT_MASKED
+#define VSPLTI(suffix, element, splat_type) \
+ void helper_vspltis##suffix (ppc_avr_t *r, uint32_t splat) \
+ { \
+ splat_type x = (int8_t)(splat << 3) >> 3; \
+ int i; \
+ for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
+ r->element[i] = x; \
+ } \
+ }
+VSPLTI(b, s8, int8_t)
+VSPLTI(h, s16, int16_t)
+VSPLTI(w, s32, int32_t)
+#undef VSPLTI
+
#define VSR(suffix, element) \
void helper_vsr##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 0cd922d9e0..20d3471f3d 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6392,6 +6392,26 @@ GEN_VXRFORM(vcmpgtub, 3, 8)
GEN_VXRFORM(vcmpgtuh, 3, 9)
GEN_VXRFORM(vcmpgtuw, 3, 10)
+#define GEN_VXFORM_SIMM(name, opc2, opc3) \
+ GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
+ { \
+ TCGv_ptr rd; \
+ TCGv_i32 simm; \
+ if (unlikely(!ctx->altivec_enabled)) { \
+ gen_exception(ctx, POWERPC_EXCP_VPU); \
+ return; \
+ } \
+ simm = tcg_const_i32(SIMM5(ctx->opcode)); \
+ rd = gen_avr_ptr(rD(ctx->opcode)); \
+ gen_helper_##name (rd, simm); \
+ tcg_temp_free_i32(simm); \
+ tcg_temp_free_ptr(rd); \
+ }
+
+GEN_VXFORM_SIMM(vspltisb, 6, 12);
+GEN_VXFORM_SIMM(vspltish, 6, 13);
+GEN_VXFORM_SIMM(vspltisw, 6, 14);
+
#define GEN_VXFORM_NOA(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \
{ \