aboutsummaryrefslogtreecommitdiff
path: root/target-ppc/exec.h
diff options
context:
space:
mode:
authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2003-11-23 14:55:54 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2003-11-23 14:55:54 +0000
commit79aceca54a8f12a70e23f418ae584e85093c8907 (patch)
tree483fa2dadf50382b73658eb7f1746f595cd5c3c0 /target-ppc/exec.h
parent6a8c397debd815e2f9b51577900b2ade16e51c3c (diff)
PowerPC support (Jocelyn Mayer)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@472 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc/exec.h')
-rw-r--r--target-ppc/exec.h157
1 files changed, 157 insertions, 0 deletions
diff --git a/target-ppc/exec.h b/target-ppc/exec.h
new file mode 100644
index 0000000000..1bb7c1ddd9
--- /dev/null
+++ b/target-ppc/exec.h
@@ -0,0 +1,157 @@
+/*
+ * PPC emulation definitions for qemu.
+ *
+ * Copyright (c) 2003 Jocelyn Mayer
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#if !defined (__PPC_H__)
+#define __PPC_H__
+
+#include "dyngen-exec.h"
+
+register struct CPUPPCState *env asm(AREG0);
+register uint32_t T0 asm(AREG1);
+register uint32_t T1 asm(AREG2);
+register uint32_t T2 asm(AREG3);
+
+#define PARAM(n) ((uint32_t)PARAM##n)
+#define SPARAM(n) ((int32_t)PARAM##n)
+
+#define RETURN() __asm__ __volatile__("");
+
+#include "cpu.h"
+#include "exec-all.h"
+
+static inline uint8_t ld8 (uint32_t EA)
+{
+ return *((uint8_t *)EA);
+}
+
+static inline uint16_t ld16 (uint32_t EA)
+{
+ return __be16_to_cpu(*((uint16_t *)EA));
+}
+
+static inline uint16_t ld16r (uint32_t EA)
+{
+ return __le16_to_cpu(*((uint16_t *)EA));
+}
+
+static inline uint32_t ld32 (uint32_t EA)
+{
+ return __be32_to_cpu(*((uint32_t *)EA));
+}
+
+static inline uint32_t ld32r (uint32_t EA)
+{
+ return __le32_to_cpu(*((uint32_t *)EA));
+}
+
+static inline uint64_t ld64 (uint32_t EA)
+{
+ return __be64_to_cpu(*((uint64_t *)EA));
+}
+
+static inline uint64_t ld64r (uint32_t EA)
+{
+ return __le64_to_cpu(*((uint64_t *)EA));
+}
+
+static inline void st8 (uint32_t EA, uint8_t data)
+{
+ *((uint8_t *)EA) = data;
+}
+
+static inline void st16 (uint32_t EA, uint16_t data)
+{
+ *((uint16_t *)EA) = __cpu_to_be16(data);
+}
+
+static inline void st16r (uint32_t EA, uint16_t data)
+{
+ *((uint16_t *)EA) = __cpu_to_le16(data);
+}
+
+static inline void st32 (uint32_t EA, uint32_t data)
+{
+ *((uint32_t *)EA) = __cpu_to_be32(data);
+}
+
+static inline void st32r (uint32_t EA, uint32_t data)
+{
+ *((uint32_t *)EA) = __cpu_to_le32(data);
+}
+
+static inline void st64 (uint32_t EA, uint64_t data)
+{
+ *((uint64_t *)EA) = __cpu_to_be64(data);
+}
+
+static inline void st64r (uint32_t EA, uint64_t data)
+{
+ *((uint64_t *)EA) = __cpu_to_le64(data);
+}
+
+static inline void set_CRn(int n, uint8_t value)
+{
+ env->crf[n] = value;
+}
+
+static inline void set_carry (void)
+{
+ xer_ca = 1;
+}
+
+static inline void reset_carry (void)
+{
+ xer_ca = 0;
+}
+
+static inline void set_overflow (void)
+{
+ xer_so = 1;
+ xer_ov = 1;
+}
+
+static inline void reset_overflow (void)
+{
+ xer_ov = 0;
+}
+
+static inline uint32_t rotl (uint32_t i, int n)
+{
+ return ((i << n) | (i >> (32 - n)));
+}
+
+void raise_exception (int exception_index);
+void raise_exception_err (int exception_index, int error_code);
+
+uint32_t do_load_cr (void);
+void do_store_cr (uint32_t crn, uint32_t value);
+uint32_t do_load_xer (void);
+void do_store_xer (uint32_t value);
+uint32_t do_load_msr (void);
+void do_store_msr (uint32_t msr_value);
+uint32_t do_load_fpscr (void);
+void do_store_fpscr (uint8_t mask, uint32_t fp);
+
+int32_t do_sraw(int32_t Ta, uint32_t Tb);
+void do_lmw (int reg, uint32_t src);
+void do_stmw (int reg, uint32_t dest);
+void do_lsw (uint32_t reg, int count, uint32_t src);
+void do_stsw (uint32_t reg, int count, uint32_t dest);
+
+#endif /* !defined (__PPC_H__) */