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Unified Diff: Modules/_ctypes/libffi_ios/aarch64/internal.h

Issue 23670: Modifications to support iOS as a development platform
Patch Set: Created 3 years, 8 months ago
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Modules/_ctypes/libffi_ios/aarch64/internal.h Wed Mar 02 00:01:35 2016 +0000
@@ -0,0 +1,67 @@
+/*
+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 AARCH64_RET_VOID 0
+#define AARCH64_RET_INT64 1
+#define AARCH64_RET_INT128 2
+
+#define AARCH64_RET_UNUSED3 3
+#define AARCH64_RET_UNUSED4 4
+#define AARCH64_RET_UNUSED5 5
+#define AARCH64_RET_UNUSED6 6
+#define AARCH64_RET_UNUSED7 7
+
+/* Note that FFI_TYPE_FLOAT == 2, _DOUBLE == 3, _LONGDOUBLE == 4,
+ so _S4 through _Q1 are layed out as (TYPE * 4) + (4 - COUNT). */
+#define AARCH64_RET_S4 8
+#define AARCH64_RET_S3 9
+#define AARCH64_RET_S2 10
+#define AARCH64_RET_S1 11
+
+#define AARCH64_RET_D4 12
+#define AARCH64_RET_D3 13
+#define AARCH64_RET_D2 14
+#define AARCH64_RET_D1 15
+
+#define AARCH64_RET_Q4 16
+#define AARCH64_RET_Q3 17
+#define AARCH64_RET_Q2 18
+#define AARCH64_RET_Q1 19
+
+/* Note that each of the sub-64-bit integers gets two entries. */
+#define AARCH64_RET_UINT8 20
+#define AARCH64_RET_UINT16 22
+#define AARCH64_RET_UINT32 24
+
+#define AARCH64_RET_SINT8 26
+#define AARCH64_RET_SINT16 28
+#define AARCH64_RET_SINT32 30
+
+#define AARCH64_RET_MASK 31
+
+#define AARCH64_RET_IN_MEM (1 << 5)
+#define AARCH64_RET_NEED_COPY (1 << 6)
+
+#define AARCH64_FLAG_ARG_V_BIT 7
+#define AARCH64_FLAG_ARG_V (1 << AARCH64_FLAG_ARG_V_BIT)
+
+#define N_X_ARG_REG 8
+#define N_V_ARG_REG 8
+#define CALL_CONTEXT_SIZE (N_V_ARG_REG * 16 + N_X_ARG_REG * 8)
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