author | Petr Sumbera <petr.sumbera@oracle.com> |
Mon, 05 Sep 2016 05:00:46 -0700 | |
branch | s11u3-sru |
changeset 7035 | 4c2f26e9d5ab |
permissions | -rw-r--r-- |
7035
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1 |
Remove unnecessary functions for memory. |
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2 |
Do not plan to send upstream. |
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3 |
|
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4 |
diff --git a/js/src/gc/Memory.cpp b/js/src/gc/Memory.cpp |
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5 |
--- a/js/src/gc/Memory.cpp |
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6 |
+++ b/js/src/gc/Memory.cpp |
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7 |
@@ -12,21 +12,16 @@ |
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8 |
#include "js/HeapAPI.h" |
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9 |
#include "vm/Runtime.h" |
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10 |
|
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11 |
#if defined(XP_WIN) |
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12 |
|
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13 |
#include "jswin.h" |
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14 |
#include <psapi.h> |
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15 |
|
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16 |
-#elif defined(SOLARIS) |
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17 |
- |
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18 |
-#include <sys/mman.h> |
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19 |
-#include <unistd.h> |
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20 |
- |
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21 |
#elif defined(XP_UNIX) |
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22 |
|
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23 |
#include <algorithm> |
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24 |
#include <errno.h> |
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25 |
#include <sys/mman.h> |
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26 |
#include <sys/resource.h> |
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27 |
#include <sys/stat.h> |
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28 |
#include <sys/types.h> |
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29 |
@@ -346,85 +346,6 @@ DeallocateMappedContent(void* p, size_t |
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30 |
// TODO: Bug 988813 - Support memory mapped array buffer for Windows platform. |
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31 |
} |
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32 |
|
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33 |
-#elif defined(SOLARIS) |
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34 |
- |
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35 |
-#ifndef MAP_NOSYNC |
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36 |
-# define MAP_NOSYNC 0 |
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37 |
-#endif |
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38 |
- |
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39 |
-void |
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40 |
-InitMemorySubsystem() |
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41 |
-{ |
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42 |
- if (pageSize == 0) |
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43 |
- pageSize = allocGranularity = size_t(sysconf(_SC_PAGESIZE)); |
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44 |
-} |
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45 |
- |
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46 |
-void* |
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47 |
-MapAlignedPages(size_t size, size_t alignment) |
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48 |
-{ |
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49 |
- MOZ_ASSERT(size >= alignment); |
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50 |
- MOZ_ASSERT(size % alignment == 0); |
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51 |
- MOZ_ASSERT(size % pageSize == 0); |
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52 |
- MOZ_ASSERT(alignment % allocGranularity == 0); |
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53 |
- |
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54 |
- int prot = PROT_READ | PROT_WRITE; |
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55 |
- int flags = MAP_PRIVATE | MAP_ANON | MAP_ALIGN | MAP_NOSYNC; |
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56 |
- |
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57 |
- void* p = mmap((caddr_t)alignment, size, prot, flags, -1, 0); |
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58 |
- if (p == MAP_FAILED) |
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59 |
- return nullptr; |
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60 |
- return p; |
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61 |
-} |
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62 |
- |
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63 |
-static void* |
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64 |
-MapAlignedPagesLastDitch(size_t size, size_t alignment) |
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65 |
-{ |
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66 |
- return nullptr; |
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67 |
-} |
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68 |
- |
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69 |
-void |
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70 |
-UnmapPages(void* p, size_t size) |
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71 |
-{ |
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72 |
- MOZ_ALWAYS_TRUE(0 == munmap((caddr_t)p, size)); |
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73 |
-} |
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74 |
- |
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75 |
-bool |
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76 |
-MarkPagesUnused(void* p, size_t size) |
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77 |
-{ |
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78 |
- MOZ_ASSERT(OffsetFromAligned(p, pageSize) == 0); |
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79 |
- return true; |
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80 |
-} |
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81 |
- |
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82 |
-bool |
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83 |
-MarkPagesInUse(void* p, size_t size) |
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84 |
-{ |
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85 |
- if (!DecommitEnabled()) |
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86 |
- return true; |
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87 |
- |
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88 |
- MOZ_ASSERT(OffsetFromAligned(p, pageSize) == 0); |
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89 |
- return true; |
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90 |
-} |
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91 |
- |
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92 |
-size_t |
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93 |
-GetPageFaultCount() |
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94 |
-{ |
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95 |
- return 0; |
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96 |
-} |
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97 |
- |
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98 |
-void* |
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99 |
-AllocateMappedContent(int fd, size_t offset, size_t length, size_t alignment) |
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100 |
-{ |
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101 |
- // Not implemented. |
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102 |
- return nullptr; |
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103 |
-} |
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104 |
- |
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105 |
-// Deallocate mapped memory for object. |
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106 |
-void |
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107 |
-DeallocateMappedContent(void* p, size_t length) |
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108 |
-{ |
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109 |
- // Not implemented. |
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110 |
-} |
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111 |
- |
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112 |
#elif defined(XP_UNIX) |
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113 |
|
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114 |
void |
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115 |
@@ -599,17 +521,17 @@ UnmapPages(void* p, size_t size) |
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116 |
|
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117 |
bool |
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118 |
MarkPagesUnused(void* p, size_t size) |
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119 |
{ |
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120 |
if (!DecommitEnabled()) |
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121 |
return false; |
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122 |
|
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123 |
MOZ_ASSERT(OffsetFromAligned(p, pageSize) == 0); |
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124 |
- int result = madvise(p, size, MADV_DONTNEED); |
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125 |
+ int result = madvise((caddr_t)p, size, MADV_DONTNEED); |
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126 |
return result != -1; |
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127 |
} |
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128 |
|
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129 |
bool |
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130 |
MarkPagesInUse(void* p, size_t size) |
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131 |
{ |
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132 |
if (!DecommitEnabled()) |
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133 |
return true; |