mirror of
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00945f87ef
Requires updating assembly sources that upstream uses from https://github.com/antonblanchard/crc32-vpmsum to build with clang. Approved by: tier 2 blanket
384 lines
7.7 KiB
C
384 lines
7.7 KiB
C
--- src/common/ppc-asm.h.orig 2021-01-02 03:38:36.578348000 +0100
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+++ src/common/ppc-asm.h 2021-01-02 03:38:12.285208000 +0100
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@@ -0,0 +1,381 @@
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+/* PowerPC asm definitions for GNU C.
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+
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+Copyright (C) 2002-2017 Free Software Foundation, Inc.
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+
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+This file is part of GCC.
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+
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+GCC is free software; you can redistribute it and/or modify it under
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+the terms of the GNU General Public License as published by the Free
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+Software Foundation; either version 3, or (at your option) any later
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+version.
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+
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+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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+WARRANTY; without even the implied warranty of MERCHANTABILITY or
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+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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+for more details.
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+
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+Under Section 7 of GPL version 3, you are granted additional
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+permissions described in the GCC Runtime Library Exception, version
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+3.1, as published by the Free Software Foundation.
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+
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+You should have received a copy of the GNU General Public License and
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+a copy of the GCC Runtime Library Exception along with this program;
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+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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+<http://www.gnu.org/licenses/>. */
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+
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+/* Under winnt, 1) gas supports the following as names and 2) in particular
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+ defining "toc" breaks the FUNC_START macro as ".toc" becomes ".2" */
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+
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+#define r0 0
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+#define sp 1
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+#define toc 2
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+#define r3 3
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+#define r4 4
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+#define r5 5
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+#define r6 6
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+#define r7 7
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+#define r8 8
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+#define r9 9
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+#define r10 10
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+#define r11 11
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+#define r12 12
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+#define r13 13
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+#define r14 14
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+#define r15 15
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+#define r16 16
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+#define r17 17
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+#define r18 18
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+#define r19 19
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+#define r20 20
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+#define r21 21
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+#define r22 22
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+#define r23 23
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+#define r24 24
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+#define r25 25
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+#define r26 26
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+#define r27 27
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+#define r28 28
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+#define r29 29
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+#define r30 30
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+#define r31 31
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+
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+#define cr0 0
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+#define cr1 1
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+#define cr2 2
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+#define cr3 3
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+#define cr4 4
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+#define cr5 5
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+#define cr6 6
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+#define cr7 7
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+
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+#define f0 0
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+#define f1 1
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+#define f2 2
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+#define f3 3
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+#define f4 4
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+#define f5 5
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+#define f6 6
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+#define f7 7
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+#define f8 8
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+#define f9 9
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+#define f10 10
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+#define f11 11
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+#define f12 12
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+#define f13 13
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+#define f14 14
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+#define f15 15
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+#define f16 16
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+#define f17 17
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+#define f18 18
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+#define f19 19
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+#define f20 20
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+#define f21 21
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+#define f22 22
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+#define f23 23
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+#define f24 24
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+#define f25 25
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+#define f26 26
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+#define f27 27
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+#define f28 28
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+#define f29 29
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+#define f30 30
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+#define f31 31
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+
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+#ifdef __VSX__
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+#define f32 32
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+#define f33 33
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+#define f34 34
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+#define f35 35
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+#define f36 36
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+#define f37 37
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+#define f38 38
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+#define f39 39
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+#define f40 40
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+#define f41 41
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+#define f42 42
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+#define f43 43
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+#define f44 44
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+#define f45 45
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+#define f46 46
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+#define f47 47
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+#define f48 48
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+#define f49 49
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+#define f50 30
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+#define f51 51
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+#define f52 52
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+#define f53 53
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+#define f54 54
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+#define f55 55
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+#define f56 56
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+#define f57 57
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+#define f58 58
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+#define f59 59
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+#define f60 60
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+#define f61 61
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+#define f62 62
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+#define f63 63
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+#endif
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+
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+#ifdef __ALTIVEC__
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+#define v0 0
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+#define v1 1
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+#define v2 2
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+#define v3 3
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+#define v4 4
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+#define v5 5
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+#define v6 6
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+#define v7 7
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+#define v8 8
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+#define v9 9
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+#define v10 10
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+#define v11 11
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+#define v12 12
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+#define v13 13
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+#define v14 14
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+#define v15 15
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+#define v16 16
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+#define v17 17
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+#define v18 18
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+#define v19 19
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+#define v20 20
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+#define v21 21
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+#define v22 22
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+#define v23 23
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+#define v24 24
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+#define v25 25
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+#define v26 26
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+#define v27 27
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+#define v28 28
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+#define v29 29
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+#define v30 30
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+#define v31 31
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+#endif
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+
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+#ifdef __VSX__
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+#define vs0 0
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+#define vs1 1
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+#define vs2 2
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+#define vs3 3
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+#define vs4 4
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+#define vs5 5
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+#define vs6 6
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+#define vs7 7
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+#define vs8 8
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+#define vs9 9
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+#define vs10 10
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+#define vs11 11
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+#define vs12 12
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+#define vs13 13
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+#define vs14 14
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+#define vs15 15
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+#define vs16 16
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+#define vs17 17
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+#define vs18 18
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+#define vs19 19
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+#define vs20 20
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+#define vs21 21
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+#define vs22 22
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+#define vs23 23
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+#define vs24 24
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+#define vs25 25
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+#define vs26 26
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+#define vs27 27
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+#define vs28 28
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+#define vs29 29
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+#define vs30 30
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+#define vs31 31
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+#define vs32 32
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+#define vs33 33
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+#define vs34 34
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+#define vs35 35
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+#define vs36 36
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+#define vs37 37
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+#define vs38 38
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+#define vs39 39
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+#define vs40 40
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+#define vs41 41
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+#define vs42 42
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+#define vs43 43
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+#define vs44 44
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+#define vs45 45
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+#define vs46 46
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+#define vs47 47
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+#define vs48 48
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+#define vs49 49
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+#define vs50 30
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+#define vs51 51
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+#define vs52 52
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+#define vs53 53
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+#define vs54 54
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+#define vs55 55
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+#define vs56 56
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+#define vs57 57
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+#define vs58 58
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+#define vs59 59
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+#define vs60 60
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+#define vs61 61
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+#define vs62 62
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+#define vs63 63
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+#endif
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+
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+/*
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+ * Macros to glue together two tokens.
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+ */
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+
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+#ifdef __STDC__
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+#define XGLUE(a,b) a##b
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+#else
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+#define XGLUE(a,b) a/**/b
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+#endif
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+
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+#define GLUE(a,b) XGLUE(a,b)
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+
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+/*
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+ * Macros to begin and end a function written in assembler. If -mcall-aixdesc
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+ * or -mcall-nt, create a function descriptor with the given name, and create
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+ * the real function with one or two leading periods respectively.
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+ */
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+
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+#if defined(__powerpc64__) && _CALL_ELF == 2
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+
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+/* Defining "toc" above breaks @toc in assembler code. */
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+#undef toc
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+
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+#define FUNC_NAME(name) GLUE(__USER_LABEL_PREFIX__,name)
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+#define JUMP_TARGET(name) FUNC_NAME(name)
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+#define FUNC_START(name) \
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+ .type FUNC_NAME(name),@function; \
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+ .globl FUNC_NAME(name); \
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+FUNC_NAME(name): \
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+0: addis 2,12,(.TOC.-0b)@ha; \
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+ addi 2,2,(.TOC.-0b)@l; \
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+ .localentry FUNC_NAME(name),.-FUNC_NAME(name)
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+
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+#define HIDDEN_FUNC(name) \
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+ FUNC_START(name) \
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+ .hidden FUNC_NAME(name);
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+
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+#define FUNC_END(name) \
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+ .size FUNC_NAME(name),.-FUNC_NAME(name)
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+
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+#elif defined (__powerpc64__)
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+
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+#define FUNC_NAME(name) GLUE(.,name)
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+#define JUMP_TARGET(name) FUNC_NAME(name)
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+#define FUNC_START(name) \
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+ .section ".opd","aw"; \
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+name: \
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+ .quad GLUE(.,name); \
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+ .quad .TOC.@tocbase; \
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+ .quad 0; \
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+ .previous; \
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+ .type GLUE(.,name),@function; \
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+ .globl name; \
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+ .globl GLUE(.,name); \
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+GLUE(.,name):
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+
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+#define HIDDEN_FUNC(name) \
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+ FUNC_START(name) \
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+ .hidden name; \
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+ .hidden GLUE(.,name);
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+
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+#define FUNC_END(name) \
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+GLUE(.L,name): \
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+ .size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
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+
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+#elif defined(_CALL_AIXDESC)
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+
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+#ifdef _RELOCATABLE
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+#define DESC_SECTION ".got2"
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+#else
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+#define DESC_SECTION ".got1"
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+#endif
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+
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+#define FUNC_NAME(name) GLUE(.,name)
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+#define JUMP_TARGET(name) FUNC_NAME(name)
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+#define FUNC_START(name) \
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+ .section DESC_SECTION,"aw"; \
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+name: \
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+ .long GLUE(.,name); \
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+ .long _GLOBAL_OFFSET_TABLE_; \
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+ .long 0; \
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+ .previous; \
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+ .type GLUE(.,name),@function; \
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+ .globl name; \
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+ .globl GLUE(.,name); \
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+GLUE(.,name):
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+
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+#define HIDDEN_FUNC(name) \
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+ FUNC_START(name) \
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+ .hidden name; \
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+ .hidden GLUE(.,name);
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+
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+#define FUNC_END(name) \
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+GLUE(.L,name): \
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+ .size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
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+
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+#else
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+
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+#define FUNC_NAME(name) GLUE(__USER_LABEL_PREFIX__,name)
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+#if defined __PIC__ || defined __pic__
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+#define JUMP_TARGET(name) FUNC_NAME(name@plt)
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+#else
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+#define JUMP_TARGET(name) FUNC_NAME(name)
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+#endif
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+#define FUNC_START(name) \
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+ .type FUNC_NAME(name),@function; \
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+ .globl FUNC_NAME(name); \
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+FUNC_NAME(name):
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+
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+#define HIDDEN_FUNC(name) \
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+ FUNC_START(name) \
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+ .hidden FUNC_NAME(name);
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+
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+#define FUNC_END(name) \
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+GLUE(.L,name): \
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+ .size FUNC_NAME(name),GLUE(.L,name)-FUNC_NAME(name)
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+#endif
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+
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+#ifdef IN_GCC
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+/* For HAVE_GAS_CFI_DIRECTIVE. */
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+#include "auto-host.h"
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+
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+#ifdef HAVE_GAS_CFI_DIRECTIVE
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+# define CFI_STARTPROC .cfi_startproc
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+# define CFI_ENDPROC .cfi_endproc
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+# define CFI_OFFSET(reg, off) .cfi_offset reg, off
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+# define CFI_DEF_CFA_REGISTER(reg) .cfi_def_cfa_register reg
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+# define CFI_RESTORE(reg) .cfi_restore reg
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+#else
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+# define CFI_STARTPROC
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+# define CFI_ENDPROC
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+# define CFI_OFFSET(reg, off)
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+# define CFI_DEF_CFA_REGISTER(reg)
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+# define CFI_RESTORE(reg)
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+#endif
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+#endif
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+
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+#if defined __linux__
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+ .section .note.GNU-stack
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+ .previous
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+#endif
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