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[Qemu-devel] [6424] target-ppc: Add Altivec register read/write using XM
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [6424] target-ppc: Add Altivec register read/write using XML |
Date: |
Sat, 24 Jan 2009 15:08:09 +0000 |
Revision: 6424
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6424
Author: aurel32
Date: 2009-01-24 15:08:09 +0000 (Sat, 24 Jan 2009)
Log Message:
-----------
target-ppc: Add Altivec register read/write using XML
Signed-off-by: Nathan Froyd <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
Modified Paths:
--------------
trunk/target-ppc/translate_init.c
Modified: trunk/target-ppc/translate_init.c
===================================================================
--- trunk/target-ppc/translate_init.c 2009-01-24 15:08:00 UTC (rev 6423)
+++ trunk/target-ppc/translate_init.c 2009-01-24 15:08:09 UTC (rev 6424)
@@ -9299,6 +9299,52 @@
return 0;
}
+static int gdb_get_avr_reg(CPUState *env, uint8_t *mem_buf, int n)
+{
+ if (n < 32) {
+#ifdef WORDS_BIGENDIAN
+ stq_p(mem_buf, env->avr[n].u64[0]);
+ stq_p(mem_buf+8, env->avr[n].u64[1]);
+#else
+ stq_p(mem_buf, env->avr[n].u64[1]);
+ stq_p(mem_buf+8, env->avr[n].u64[0]);
+#endif
+ return 16;
+ }
+ if (n == 33) {
+ stl_p(mem_buf, env->vscr);
+ return 4;
+ }
+ if (n == 34) {
+ stl_p(mem_buf, (uint32_t)env->spr[SPR_VRSAVE]);
+ return 4;
+ }
+ return 0;
+}
+
+static int gdb_set_avr_reg(CPUState *env, uint8_t *mem_buf, int n)
+{
+ if (n < 32) {
+#ifdef WORDS_BIGENDIAN
+ env->avr[n].u64[0] = ldq_p(mem_buf);
+ env->avr[n].u64[1] = ldq_p(mem_buf+8);
+#else
+ env->avr[n].u64[1] = ldq_p(mem_buf);
+ env->avr[n].u64[0] = ldq_p(mem_buf+8);
+#endif
+ return 16;
+ }
+ if (n == 33) {
+ env->vscr = ldl_p(mem_buf);
+ return 4;
+ }
+ if (n == 34) {
+ env->spr[SPR_VRSAVE] = (target_ulong)ldl_p(mem_buf);
+ return 4;
+ }
+ return 0;
+}
+
int cpu_ppc_register_internal (CPUPPCState *env, const ppc_def_t *def)
{
env->msr_mask = def->msr_mask;
@@ -9316,6 +9362,10 @@
gdb_register_coprocessor(env, gdb_get_float_reg, gdb_set_float_reg,
33, "power-fpu.xml", 0);
}
+ if (def->insns_flags & PPC_ALTIVEC) {
+ gdb_register_coprocessor(env, gdb_get_avr_reg, gdb_set_avr_reg,
+ 34, "power-altivec.xml", 0);
+ }
#if defined(PPC_DUMP_CPU)
{
const char *mmu_model, *excp_model, *bus_model;
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