aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--target-mips/op_mem.c269
1 files changed, 0 insertions, 269 deletions
diff --git a/target-mips/op_mem.c b/target-mips/op_mem.c
deleted file mode 100644
index 31f58a8144..0000000000
--- a/target-mips/op_mem.c
+++ /dev/null
@@ -1,269 +0,0 @@
-/*
- * MIPS emulation memory micro-operations for qemu.
- *
- * Copyright (c) 2004-2005 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
- */
-
-/* "half" load and stores. We must do the memory access inline,
- or fault handling won't work. */
-
-#ifdef TARGET_WORDS_BIGENDIAN
-#define GET_LMASK(v) ((v) & 3)
-#define GET_OFFSET(addr, offset) (addr + (offset))
-#else
-#define GET_LMASK(v) (((v) & 3) ^ 3)
-#define GET_OFFSET(addr, offset) (addr - (offset))
-#endif
-
-void glue(op_lwl, MEMSUFFIX) (void)
-{
- target_ulong tmp;
-
- tmp = glue(ldub, MEMSUFFIX)(T0);
- T1 = (T1 & 0x00FFFFFF) | (tmp << 24);
-
- if (GET_LMASK(T0) <= 2) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 1));
- T1 = (T1 & 0xFF00FFFF) | (tmp << 16);
- }
-
- if (GET_LMASK(T0) <= 1) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 2));
- T1 = (T1 & 0xFFFF00FF) | (tmp << 8);
- }
-
- if (GET_LMASK(T0) == 0) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 3));
- T1 = (T1 & 0xFFFFFF00) | tmp;
- }
- T1 = (int32_t)T1;
- FORCE_RET();
-}
-
-void glue(op_lwr, MEMSUFFIX) (void)
-{
- target_ulong tmp;
-
- tmp = glue(ldub, MEMSUFFIX)(T0);
- T1 = (T1 & 0xFFFFFF00) | tmp;
-
- if (GET_LMASK(T0) >= 1) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -1));
- T1 = (T1 & 0xFFFF00FF) | (tmp << 8);
- }
-
- if (GET_LMASK(T0) >= 2) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -2));
- T1 = (T1 & 0xFF00FFFF) | (tmp << 16);
- }
-
- if (GET_LMASK(T0) == 3) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -3));
- T1 = (T1 & 0x00FFFFFF) | (tmp << 24);
- }
- T1 = (int32_t)T1;
- FORCE_RET();
-}
-
-void glue(op_swl, MEMSUFFIX) (void)
-{
- glue(stb, MEMSUFFIX)(T0, (uint8_t)(T1 >> 24));
-
- if (GET_LMASK(T0) <= 2)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 1), (uint8_t)(T1 >> 16));
-
- if (GET_LMASK(T0) <= 1)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 2), (uint8_t)(T1 >> 8));
-
- if (GET_LMASK(T0) == 0)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 3), (uint8_t)T1);
-
- FORCE_RET();
-}
-
-void glue(op_swr, MEMSUFFIX) (void)
-{
- glue(stb, MEMSUFFIX)(T0, (uint8_t)T1);
-
- if (GET_LMASK(T0) >= 1)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -1), (uint8_t)(T1 >> 8));
-
- if (GET_LMASK(T0) >= 2)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -2), (uint8_t)(T1 >> 16));
-
- if (GET_LMASK(T0) == 3)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -3), (uint8_t)(T1 >> 24));
-
- FORCE_RET();
-}
-
-#if defined(TARGET_MIPS64)
-/* "half" load and stores. We must do the memory access inline,
- or fault handling won't work. */
-
-#ifdef TARGET_WORDS_BIGENDIAN
-#define GET_LMASK64(v) ((v) & 7)
-#else
-#define GET_LMASK64(v) (((v) & 7) ^ 7)
-#endif
-
-void glue(op_ldl, MEMSUFFIX) (void)
-{
- uint64_t tmp;
-
- tmp = glue(ldub, MEMSUFFIX)(T0);
- T1 = (T1 & 0x00FFFFFFFFFFFFFFULL) | (tmp << 56);
-
- if (GET_LMASK64(T0) <= 6) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 1));
- T1 = (T1 & 0xFF00FFFFFFFFFFFFULL) | (tmp << 48);
- }
-
- if (GET_LMASK64(T0) <= 5) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 2));
- T1 = (T1 & 0xFFFF00FFFFFFFFFFULL) | (tmp << 40);
- }
-
- if (GET_LMASK64(T0) <= 4) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 3));
- T1 = (T1 & 0xFFFFFF00FFFFFFFFULL) | (tmp << 32);
- }
-
- if (GET_LMASK64(T0) <= 3) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 4));
- T1 = (T1 & 0xFFFFFFFF00FFFFFFULL) | (tmp << 24);
- }
-
- if (GET_LMASK64(T0) <= 2) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 5));
- T1 = (T1 & 0xFFFFFFFFFF00FFFFULL) | (tmp << 16);
- }
-
- if (GET_LMASK64(T0) <= 1) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 6));
- T1 = (T1 & 0xFFFFFFFFFFFF00FFULL) | (tmp << 8);
- }
-
- if (GET_LMASK64(T0) == 0) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, 7));
- T1 = (T1 & 0xFFFFFFFFFFFFFF00ULL) | tmp;
- }
-
- FORCE_RET();
-}
-
-void glue(op_ldr, MEMSUFFIX) (void)
-{
- uint64_t tmp;
-
- tmp = glue(ldub, MEMSUFFIX)(T0);
- T1 = (T1 & 0xFFFFFFFFFFFFFF00ULL) | tmp;
-
- if (GET_LMASK64(T0) >= 1) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -1));
- T1 = (T1 & 0xFFFFFFFFFFFF00FFULL) | (tmp << 8);
- }
-
- if (GET_LMASK64(T0) >= 2) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -2));
- T1 = (T1 & 0xFFFFFFFFFF00FFFFULL) | (tmp << 16);
- }
-
- if (GET_LMASK64(T0) >= 3) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -3));
- T1 = (T1 & 0xFFFFFFFF00FFFFFFULL) | (tmp << 24);
- }
-
- if (GET_LMASK64(T0) >= 4) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -4));
- T1 = (T1 & 0xFFFFFF00FFFFFFFFULL) | (tmp << 32);
- }
-
- if (GET_LMASK64(T0) >= 5) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -5));
- T1 = (T1 & 0xFFFF00FFFFFFFFFFULL) | (tmp << 40);
- }
-
- if (GET_LMASK64(T0) >= 6) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -6));
- T1 = (T1 & 0xFF00FFFFFFFFFFFFULL) | (tmp << 48);
- }
-
- if (GET_LMASK64(T0) == 7) {
- tmp = glue(ldub, MEMSUFFIX)(GET_OFFSET(T0, -7));
- T1 = (T1 & 0x00FFFFFFFFFFFFFFULL) | (tmp << 56);
- }
-
- FORCE_RET();
-}
-
-void glue(op_sdl, MEMSUFFIX) (void)
-{
- glue(stb, MEMSUFFIX)(T0, (uint8_t)(T1 >> 56));
-
- if (GET_LMASK64(T0) <= 6)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 1), (uint8_t)(T1 >> 48));
-
- if (GET_LMASK64(T0) <= 5)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 2), (uint8_t)(T1 >> 40));
-
- if (GET_LMASK64(T0) <= 4)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 3), (uint8_t)(T1 >> 32));
-
- if (GET_LMASK64(T0) <= 3)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 4), (uint8_t)(T1 >> 24));
-
- if (GET_LMASK64(T0) <= 2)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 5), (uint8_t)(T1 >> 16));
-
- if (GET_LMASK64(T0) <= 1)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 6), (uint8_t)(T1 >> 8));
-
- if (GET_LMASK64(T0) <= 0)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, 7), (uint8_t)T1);
-
- FORCE_RET();
-}
-
-void glue(op_sdr, MEMSUFFIX) (void)
-{
- glue(stb, MEMSUFFIX)(T0, (uint8_t)T1);
-
- if (GET_LMASK64(T0) >= 1)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -1), (uint8_t)(T1 >> 8));
-
- if (GET_LMASK64(T0) >= 2)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -2), (uint8_t)(T1 >> 16));
-
- if (GET_LMASK64(T0) >= 3)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -3), (uint8_t)(T1 >> 24));
-
- if (GET_LMASK64(T0) >= 4)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -4), (uint8_t)(T1 >> 32));
-
- if (GET_LMASK64(T0) >= 5)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -5), (uint8_t)(T1 >> 40));
-
- if (GET_LMASK64(T0) >= 6)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -6), (uint8_t)(T1 >> 48));
-
- if (GET_LMASK64(T0) == 7)
- glue(stb, MEMSUFFIX)(GET_OFFSET(T0, -7), (uint8_t)(T1 >> 56));
-
- FORCE_RET();
-}
-#endif /* TARGET_MIPS64 */
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-25 10:13:46 +0000