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authorMarcus Comstedt <marcus@mc.pp.se>2010-10-16 14:01:07 +0200
committerMarcus Comstedt <marcus@mc.pp.se>2011-01-27 23:04:37 +0100
commit74bdaadb718584b216e29c13b9e1226c9f77205e (patch)
treed12373d106a4e3e8dd19acdde539935975b3db93 /tcg/sparc/tcg-target.h
parent316669d58104cb260e2ffa1848f24547b71af49c (diff)
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Upstream: Integrate TCG changes for remaining arches
Commit b93177278 integrated upstreams TCG changes for i386 and x86_64. This commit pulls the equivalent changes for the remaining arches. Change-Id: I88a8a0e6124de841bbccba5840b19dd5612a56ed
Diffstat (limited to 'tcg/sparc/tcg-target.h')
-rw-r--r--tcg/sparc/tcg-target.h146
1 files changed, 146 insertions, 0 deletions
diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc/tcg-target.h
new file mode 100644
index 0000000..dbc574d
--- /dev/null
+++ b/tcg/sparc/tcg-target.h
@@ -0,0 +1,146 @@
+/*
+ * Tiny Code Generator for QEMU
+ *
+ * Copyright (c) 2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#define TCG_TARGET_SPARC 1
+
+#if defined(__sparc_v9__) && !defined(__sparc_v8plus__)
+#define TCG_TARGET_REG_BITS 64
+#else
+#define TCG_TARGET_REG_BITS 32
+#endif
+
+#define TCG_TARGET_WORDS_BIGENDIAN
+
+#define TCG_TARGET_NB_REGS 32
+
+enum {
+ TCG_REG_G0 = 0,
+ TCG_REG_G1,
+ TCG_REG_G2,
+ TCG_REG_G3,
+ TCG_REG_G4,
+ TCG_REG_G5,
+ TCG_REG_G6,
+ TCG_REG_G7,
+ TCG_REG_O0,
+ TCG_REG_O1,
+ TCG_REG_O2,
+ TCG_REG_O3,
+ TCG_REG_O4,
+ TCG_REG_O5,
+ TCG_REG_O6,
+ TCG_REG_O7,
+ TCG_REG_L0,
+ TCG_REG_L1,
+ TCG_REG_L2,
+ TCG_REG_L3,
+ TCG_REG_L4,
+ TCG_REG_L5,
+ TCG_REG_L6,
+ TCG_REG_L7,
+ TCG_REG_I0,
+ TCG_REG_I1,
+ TCG_REG_I2,
+ TCG_REG_I3,
+ TCG_REG_I4,
+ TCG_REG_I5,
+ TCG_REG_I6,
+ TCG_REG_I7,
+};
+
+#define TCG_CT_CONST_S11 0x100
+#define TCG_CT_CONST_S13 0x200
+
+/* used for function call generation */
+#define TCG_REG_CALL_STACK TCG_REG_I6
+#ifdef __arch64__
+// Reserve space for AREG0
+#define TCG_TARGET_STACK_MINFRAME (176 + 4 * (int)sizeof(long) + \
+ TCG_STATIC_CALL_ARGS_SIZE)
+#define TCG_TARGET_CALL_STACK_OFFSET (2047 - 16)
+#define TCG_TARGET_STACK_ALIGN 16
+#else
+// AREG0 + one word for alignment
+#define TCG_TARGET_STACK_MINFRAME (92 + (2 + 1) * (int)sizeof(long) + \
+ TCG_STATIC_CALL_ARGS_SIZE)
+#define TCG_TARGET_CALL_STACK_OFFSET TCG_TARGET_STACK_MINFRAME
+#define TCG_TARGET_STACK_ALIGN 8
+#endif
+
+/* optional instructions */
+#define TCG_TARGET_HAS_div_i32
+// #define TCG_TARGET_HAS_rot_i32
+// #define TCG_TARGET_HAS_ext8s_i32
+// #define TCG_TARGET_HAS_ext16s_i32
+// #define TCG_TARGET_HAS_ext8u_i32
+// #define TCG_TARGET_HAS_ext16u_i32
+// #define TCG_TARGET_HAS_bswap16_i32
+// #define TCG_TARGET_HAS_bswap32_i32
+#define TCG_TARGET_HAS_neg_i32
+#define TCG_TARGET_HAS_not_i32
+#define TCG_TARGET_HAS_andc_i32
+#define TCG_TARGET_HAS_orc_i32
+
+#if TCG_TARGET_REG_BITS == 64
+#define TCG_TARGET_HAS_div_i64
+// #define TCG_TARGET_HAS_rot_i64
+// #define TCG_TARGET_HAS_ext8s_i64
+// #define TCG_TARGET_HAS_ext16s_i64
+#define TCG_TARGET_HAS_ext32s_i64
+// #define TCG_TARGET_HAS_ext8u_i64
+// #define TCG_TARGET_HAS_ext16u_i64
+#define TCG_TARGET_HAS_ext32u_i64
+// #define TCG_TARGET_HAS_bswap16_i64
+// #define TCG_TARGET_HAS_bswap32_i64
+// #define TCG_TARGET_HAS_bswap64_i64
+#define TCG_TARGET_HAS_neg_i64
+#define TCG_TARGET_HAS_not_i64
+#define TCG_TARGET_HAS_andc_i64
+#define TCG_TARGET_HAS_orc_i64
+#endif
+
+/* Note: must be synced with dyngen-exec.h and Makefile.target */
+#ifdef CONFIG_SOLARIS
+#define TCG_AREG0 TCG_REG_G2
+#define TCG_AREG1 TCG_REG_G3
+#define TCG_AREG2 TCG_REG_G4
+#elif defined(__sparc_v9__)
+#define TCG_AREG0 TCG_REG_G5
+#define TCG_AREG1 TCG_REG_G6
+#define TCG_AREG2 TCG_REG_G7
+#else
+#define TCG_AREG0 TCG_REG_G6
+#define TCG_AREG1 TCG_REG_G1
+#define TCG_AREG2 TCG_REG_G2
+#endif
+
+static inline void flush_icache_range(unsigned long start, unsigned long stop)
+{
+ unsigned long p;
+
+ p = start & ~(8UL - 1UL);
+ stop = (stop + (8UL - 1UL)) & ~(8UL - 1UL);
+
+ for (; p < stop; p += 8)
+ __asm__ __volatile__("flush\t%0" : : "r" (p));
+}