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[PATCH v3 13/15] unzstd: replace INIT{,DATA} and STATIC



With xen/common/decompress.h now agreeing in both build modes about
what STATIC expands to, there's no need for this abstraction anymore.

Requested-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
---
v3: New.

--- a/xen/common/unzstd.c
+++ b/xen/common/unzstd.c
@@ -71,7 +71,7 @@
  */
 #define ZSTD_IOBUF_SIZE                (1 << 17)
 
-static int INIT handle_zstd_error(size_t ret, void (*error)(const char *x))
+static int __init handle_zstd_error(size_t ret, void (*error)(const char *x))
 {
        const int err = ZSTD_getErrorCode(ret);
 
@@ -102,9 +102,9 @@ static int INIT handle_zstd_error(size_t
  * We can allocate less memory (no circular buffer for the sliding window),
  * and avoid some memcpy() calls.
  */
-static int INIT decompress_single(const u8 *in_buf, long in_len, u8 *out_buf,
-                                 long out_len, unsigned int *in_pos,
-                                 void (*error)(const char *x))
+static int __init decompress_single(const u8 *in_buf, long in_len, u8 *out_buf,
+                                   long out_len, unsigned int *in_pos,
+                                   void (*error)(const char *x))
 {
        const size_t wksp_size = ZSTD_DCtxWorkspaceBound();
        void *wksp = large_malloc(wksp_size);
@@ -142,11 +142,11 @@ out:
        return err;
 }
 
-int INIT unzstd(unsigned char *in_buf, unsigned int in_len,
-               int (*fill)(void*, unsigned int),
-               int (*flush)(void*, unsigned int),
-               unsigned char *out_buf, unsigned int *in_pos,
-               void (*error)(const char *x))
+int __init unzstd(unsigned char *in_buf, unsigned int in_len,
+                 int (*fill)(void*, unsigned int),
+                 int (*flush)(void*, unsigned int),
+                 unsigned char *out_buf, unsigned int *in_pos,
+                 void (*error)(const char *x))
 {
        ZSTD_inBuffer in;
        ZSTD_outBuffer out;
--- a/xen/common/zstd/decompress.c
+++ b/xen/common/zstd/decompress.c
@@ -46,7 +46,7 @@
 /*_*******************************************************
 *  Memory operations
 **********************************************************/
-static void INIT ZSTD_copy4(void *dst, const void *src) { memcpy(dst, src, 4); 
}
+static void __init ZSTD_copy4(void *dst, const void *src) { memcpy(dst, src, 
4); }
 
 /*-*************************************************************
 *   Context management
@@ -98,12 +98,12 @@ struct ZSTD_DCtx_s {
        BYTE headerBuffer[ZSTD_FRAMEHEADERSIZE_MAX];
 }; /* typedef'd to ZSTD_DCtx within "zstd.h" */
 
-STATIC size_t INIT ZSTD_DCtxWorkspaceBound(void)
+static size_t __init ZSTD_DCtxWorkspaceBound(void)
 {
        return ZSTD_ALIGN(sizeof(ZSTD_stack)) + ZSTD_ALIGN(sizeof(ZSTD_DCtx));
 }
 
-STATIC size_t INIT ZSTD_decompressBegin(ZSTD_DCtx *dctx)
+static size_t __init ZSTD_decompressBegin(ZSTD_DCtx *dctx)
 {
        dctx->expected = ZSTD_frameHeaderSize_prefix;
        dctx->stage = ZSTDds_getFrameHeaderSize;
@@ -123,7 +123,7 @@ STATIC size_t INIT ZSTD_decompressBegin(
        return 0;
 }
 
-STATIC ZSTD_DCtx *INIT ZSTD_createDCtx_advanced(ZSTD_customMem customMem)
+static ZSTD_DCtx *__init ZSTD_createDCtx_advanced(ZSTD_customMem customMem)
 {
        ZSTD_DCtx *dctx;
 
@@ -138,13 +138,13 @@ STATIC ZSTD_DCtx *INIT ZSTD_createDCtx_a
        return dctx;
 }
 
-STATIC ZSTD_DCtx *INIT ZSTD_initDCtx(void *workspace, size_t workspaceSize)
+static ZSTD_DCtx *__init ZSTD_initDCtx(void *workspace, size_t workspaceSize)
 {
        ZSTD_customMem const stackMem = ZSTD_initStack(workspace, 
workspaceSize);
        return ZSTD_createDCtx_advanced(stackMem);
 }
 
-size_t INIT ZSTD_freeDCtx(ZSTD_DCtx *dctx)
+size_t __init ZSTD_freeDCtx(ZSTD_DCtx *dctx)
 {
        if (dctx == NULL)
                return 0; /* support free on NULL */
@@ -153,15 +153,15 @@ size_t INIT ZSTD_freeDCtx(ZSTD_DCtx *dct
 }
 
 #ifdef BUILD_DEAD_CODE
-void INIT ZSTD_copyDCtx(ZSTD_DCtx *dstDCtx, const ZSTD_DCtx *srcDCtx)
+void __init ZSTD_copyDCtx(ZSTD_DCtx *dstDCtx, const ZSTD_DCtx *srcDCtx)
 {
        size_t const workSpaceSize = (ZSTD_BLOCKSIZE_ABSOLUTEMAX + 
WILDCOPY_OVERLENGTH) + ZSTD_frameHeaderSize_max;
        memcpy(dstDCtx, srcDCtx, sizeof(ZSTD_DCtx) - workSpaceSize); /* no need 
to copy workspace */
 }
 #endif
 
-STATIC size_t ZSTD_findFrameCompressedSize(const void *src, size_t srcSize);
-STATIC size_t ZSTD_decompressBegin_usingDict(ZSTD_DCtx *dctx, const void *dict,
+static size_t ZSTD_findFrameCompressedSize(const void *src, size_t srcSize);
+static size_t ZSTD_decompressBegin_usingDict(ZSTD_DCtx *dctx, const void *dict,
        size_t dictSize);
 
 static void ZSTD_refDDict(ZSTD_DCtx *dstDCtx, const ZSTD_DDict *ddict);
@@ -176,7 +176,7 @@ static void ZSTD_refDDict(ZSTD_DCtx *dst
  *  Note : Frame Identifier is 4 bytes. If `size < 4`, @return will always be 
0.
  *  Note 2 : Legacy Frame Identifiers are considered valid only if Legacy 
Support is enabled.
  *  Note 3 : Skippable Frame Identifiers are considered valid. */
-unsigned INIT ZSTD_isFrame(const void *buffer, size_t size)
+unsigned __init ZSTD_isFrame(const void *buffer, size_t size)
 {
        if (size < 4)
                return 0;
@@ -194,7 +194,7 @@ unsigned INIT ZSTD_isFrame(const void *b
 /** ZSTD_frameHeaderSize() :
 *   srcSize must be >= ZSTD_frameHeaderSize_prefix.
 *   @return : size of the Frame Header */
-static size_t INIT ZSTD_frameHeaderSize(const void *src, size_t srcSize)
+static size_t __init ZSTD_frameHeaderSize(const void *src, size_t srcSize)
 {
        if (srcSize < ZSTD_frameHeaderSize_prefix)
                return ERROR(srcSize_wrong);
@@ -212,7 +212,7 @@ static size_t INIT ZSTD_frameHeaderSize(
 *   @return : 0, `fparamsPtr` is correctly filled,
 *            >0, `srcSize` is too small, result is expected `srcSize`,
 *             or an error code, which can be tested using ZSTD_isError() */
-STATIC size_t INIT ZSTD_getFrameParams(ZSTD_frameParams *fparamsPtr, const 
void *src, size_t srcSize)
+static size_t __init ZSTD_getFrameParams(ZSTD_frameParams *fparamsPtr, const 
void *src, size_t srcSize)
 {
        const BYTE *ip = (const BYTE *)src;
 
@@ -303,7 +303,7 @@ STATIC size_t INIT ZSTD_getFrameParams(Z
 *   @return : decompressed size of the single frame pointed to be `src` if 
known, otherwise
 *             - ZSTD_CONTENTSIZE_UNKNOWN if the size cannot be determined
 *             - ZSTD_CONTENTSIZE_ERROR if an error occurred (e.g. invalid 
magic number, srcSize too small) */
-unsigned long long INIT ZSTD_getFrameContentSize(const void *src, size_t 
srcSize)
+unsigned long long __init ZSTD_getFrameContentSize(const void *src, size_t 
srcSize)
 {
        {
                ZSTD_frameParams fParams;
@@ -325,7 +325,7 @@ unsigned long long INIT ZSTD_getFrameCon
  *  `srcSize` must be the exact length of some number of ZSTD compressed and/or
  *      skippable frames
  *  @return : decompressed size of the frames contained */
-unsigned long long INIT ZSTD_findDecompressedSize(const void *src, size_t 
srcSize)
+unsigned long long __init ZSTD_findDecompressedSize(const void *src, size_t 
srcSize)
 {
        {
                unsigned long long totalDstSize = 0;
@@ -379,7 +379,7 @@ unsigned long long INIT ZSTD_findDecompr
 /** ZSTD_decodeFrameHeader() :
 *   `headerSize` must be the size provided by ZSTD_frameHeaderSize().
 *   @return : 0 if success, or an error code, which can be tested using 
ZSTD_isError() */
-static size_t INIT ZSTD_decodeFrameHeader(ZSTD_DCtx *dctx, const void *src, 
size_t headerSize)
+static size_t __init ZSTD_decodeFrameHeader(ZSTD_DCtx *dctx, const void *src, 
size_t headerSize)
 {
        size_t const result = ZSTD_getFrameParams(&(dctx->fParams), src, 
headerSize);
        if (ZSTD_isError(result))
@@ -401,7 +401,7 @@ typedef struct {
 
 /*! ZSTD_getcBlockSize() :
 *   Provides the size of compressed block from block header `src` */
-STATIC size_t INIT ZSTD_getcBlockSize(const void *src, size_t srcSize, 
blockProperties_t *bpPtr)
+static size_t __init ZSTD_getcBlockSize(const void *src, size_t srcSize, 
blockProperties_t *bpPtr)
 {
        if (srcSize < ZSTD_blockHeaderSize)
                return ERROR(srcSize_wrong);
@@ -419,7 +419,7 @@ STATIC size_t INIT ZSTD_getcBlockSize(co
        }
 }
 
-static size_t INIT ZSTD_copyRawBlock(void *dst, size_t dstCapacity, const void 
*src, size_t srcSize)
+static size_t __init ZSTD_copyRawBlock(void *dst, size_t dstCapacity, const 
void *src, size_t srcSize)
 {
        if (srcSize > dstCapacity)
                return ERROR(dstSize_tooSmall);
@@ -427,7 +427,7 @@ static size_t INIT ZSTD_copyRawBlock(voi
        return srcSize;
 }
 
-static size_t INIT ZSTD_setRleBlock(void *dst, size_t dstCapacity, const void 
*src, size_t srcSize, size_t regenSize)
+static size_t __init ZSTD_setRleBlock(void *dst, size_t dstCapacity, const 
void *src, size_t srcSize, size_t regenSize)
 {
        if (srcSize != 1)
                return ERROR(srcSize_wrong);
@@ -439,7 +439,7 @@ static size_t INIT ZSTD_setRleBlock(void
 
 /*! ZSTD_decodeLiteralsBlock() :
        @return : nb of bytes read from src (< srcSize ) */
-STATIC size_t INIT ZSTD_decodeLiteralsBlock(ZSTD_DCtx *dctx, const void *src, 
size_t srcSize) /* note : srcSize < BLOCKSIZE */
+static size_t __init ZSTD_decodeLiteralsBlock(ZSTD_DCtx *dctx, const void 
*src, size_t srcSize) /* note : srcSize < BLOCKSIZE */
 {
        if (srcSize < MIN_CBLOCK_SIZE)
                return ERROR(corruption_detected);
@@ -759,10 +759,10 @@ static const FSE_decode_t4 OF_defaultDTa
        @return : nb bytes read from src,
                          or an error code if it fails, testable with 
ZSTD_isError()
 */
-static size_t INIT ZSTD_buildSeqTable(FSE_DTable *DTableSpace, const 
FSE_DTable **DTablePtr,
-                                     symbolEncodingType_e type, U32 max, U32 
maxLog, const void *src,
-                                     size_t srcSize, const FSE_decode_t4 
*defaultTable,
-                                     U32 flagRepeatTable, void *workspace, 
size_t workspaceSize)
+static size_t __init ZSTD_buildSeqTable(FSE_DTable *DTableSpace, const 
FSE_DTable **DTablePtr,
+                                       symbolEncodingType_e type, U32 max, U32 
maxLog, const void *src,
+                                       size_t srcSize, const FSE_decode_t4 
*defaultTable,
+                                       U32 flagRepeatTable, void *workspace, 
size_t workspaceSize)
 {
        const void *const tmpPtr = defaultTable; /* bypass strict aliasing */
        switch (type) {
@@ -803,7 +803,7 @@ static size_t INIT ZSTD_buildSeqTable(FS
        }
 }
 
-STATIC size_t INIT ZSTD_decodeSeqHeaders(ZSTD_DCtx *dctx, int *nbSeqPtr, const 
void *src, size_t srcSize)
+static size_t __init ZSTD_decodeSeqHeaders(ZSTD_DCtx *dctx, int *nbSeqPtr, 
const void *src, size_t srcSize)
 {
        const BYTE *const istart = (const BYTE *const)src;
        const BYTE *const iend = istart + srcSize;
@@ -940,7 +940,7 @@ size_t ZSTD_execSequenceLast7(BYTE *op,
        return sequenceLength;
 }
 
-static seq_t INIT ZSTD_decodeSequence(seqState_t *seqState)
+static seq_t __init ZSTD_decodeSequence(seqState_t *seqState)
 {
        seq_t seq;
 
@@ -1102,7 +1102,7 @@ size_t ZSTD_execSequence(BYTE *op, BYTE
        return sequenceLength;
 }
 
-static size_t INIT ZSTD_decompressSequences(ZSTD_DCtx *dctx, void *dst, size_t 
maxDstSize, const void *seqStart, size_t seqSize)
+static size_t __init ZSTD_decompressSequences(ZSTD_DCtx *dctx, void *dst, 
size_t maxDstSize, const void *seqStart, size_t seqSize)
 {
        const BYTE *ip = (const BYTE *)seqStart;
        const BYTE *const iend = ip + seqSize;
@@ -1262,7 +1262,7 @@ FORCE_INLINE seq_t ZSTD_decodeSequenceLo
        return seq;
 }
 
-static seq_t INIT ZSTD_decodeSequenceLong(seqState_t *seqState, unsigned const 
windowSize)
+static seq_t __init ZSTD_decodeSequenceLong(seqState_t *seqState, unsigned 
const windowSize)
 {
        if (ZSTD_highbit32(windowSize) > STREAM_ACCUMULATOR_MIN) {
                return ZSTD_decodeSequenceLong_generic(seqState, 1);
@@ -1272,9 +1272,9 @@ static seq_t INIT ZSTD_decodeSequenceLon
 }
 
 FORCE_INLINE
-size_t INIT ZSTD_execSequenceLong(BYTE *op, BYTE *const oend, seq_t sequence, 
const BYTE **litPtr,
-                                 const BYTE *const litLimit, const BYTE *const 
base,
-                                 const BYTE *const vBase, const BYTE *const 
dictEnd)
+size_t __init ZSTD_execSequenceLong(BYTE *op, BYTE *const oend, seq_t 
sequence, const BYTE **litPtr,
+                                   const BYTE *const litLimit, const BYTE 
*const base,
+                                   const BYTE *const vBase, const BYTE *const 
dictEnd)
 {
        BYTE *const oLitEnd = op + sequence.litLength;
        size_t const sequenceLength = sequence.litLength + sequence.matchLength;
@@ -1358,7 +1358,7 @@ size_t INIT ZSTD_execSequenceLong(BYTE *
        return sequenceLength;
 }
 
-static size_t INIT ZSTD_decompressSequencesLong(ZSTD_DCtx *dctx, void *dst, 
size_t maxDstSize, const void *seqStart, size_t seqSize)
+static size_t __init ZSTD_decompressSequencesLong(ZSTD_DCtx *dctx, void *dst, 
size_t maxDstSize, const void *seqStart, size_t seqSize)
 {
        const BYTE *ip = (const BYTE *)seqStart;
        const BYTE *const iend = ip + seqSize;
@@ -1455,7 +1455,7 @@ static size_t INIT ZSTD_decompressSequen
        return op - ostart;
 }
 
-static size_t INIT ZSTD_decompressBlock_internal(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize)
+static size_t __init ZSTD_decompressBlock_internal(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize)
 { /* blockType == blockCompressed */
        const BYTE *ip = (const BYTE *)src;
 
@@ -1479,7 +1479,7 @@ static size_t INIT ZSTD_decompressBlock_
        return ZSTD_decompressSequences(dctx, dst, dstCapacity, ip, srcSize);
 }
 
-static void INIT ZSTD_checkContinuity(ZSTD_DCtx *dctx, const void *dst)
+static void __init ZSTD_checkContinuity(ZSTD_DCtx *dctx, const void *dst)
 {
        if (dst != dctx->previousDstEnd) { /* not contiguous */
                dctx->dictEnd = dctx->previousDstEnd;
@@ -1490,7 +1490,7 @@ static void INIT ZSTD_checkContinuity(ZS
 }
 
 #ifdef BUILD_DEAD_CODE
-size_t INIT ZSTD_decompressBlock(ZSTD_DCtx *dctx, void *dst, size_t 
dstCapacity, const void *src, size_t srcSize)
+size_t __init ZSTD_decompressBlock(ZSTD_DCtx *dctx, void *dst, size_t 
dstCapacity, const void *src, size_t srcSize)
 {
        size_t dSize;
        ZSTD_checkContinuity(dctx, dst);
@@ -1501,7 +1501,7 @@ size_t INIT ZSTD_decompressBlock(ZSTD_DC
 
 /** ZSTD_insertBlock() :
        insert `src` block into `dctx` history. Useful to track uncompressed 
blocks. */
-size_t INIT ZSTD_insertBlock(ZSTD_DCtx *dctx, const void *blockStart, size_t 
blockSize)
+size_t __init ZSTD_insertBlock(ZSTD_DCtx *dctx, const void *blockStart, size_t 
blockSize)
 {
        ZSTD_checkContinuity(dctx, blockStart);
        dctx->previousDstEnd = (const char *)blockStart + blockSize;
@@ -1509,7 +1509,7 @@ size_t INIT ZSTD_insertBlock(ZSTD_DCtx *
 }
 #endif /* BUILD_DEAD_CODE */
 
-STATIC size_t INIT ZSTD_generateNxBytes(void *dst, size_t dstCapacity, BYTE 
byte, size_t length)
+static size_t __init ZSTD_generateNxBytes(void *dst, size_t dstCapacity, BYTE 
byte, size_t length)
 {
        if (length > dstCapacity)
                return ERROR(dstSize_tooSmall);
@@ -1522,7 +1522,7 @@ STATIC size_t INIT ZSTD_generateNxBytes(
  *  `src` must point to the start of a ZSTD frame, ZSTD legacy frame, or 
skippable frame
  *  `srcSize` must be at least as large as the frame contained
  *  @return : the compressed size of the frame starting at `src` */
-STATIC size_t INIT ZSTD_findFrameCompressedSize(const void *src, size_t 
srcSize)
+static size_t __init ZSTD_findFrameCompressedSize(const void *src, size_t 
srcSize)
 {
        if (srcSize >= ZSTD_skippableHeaderSize && (ZSTD_readLE32(src) & 
0xFFFFFFF0U) == ZSTD_MAGIC_SKIPPABLE_START) {
                return ZSTD_skippableHeaderSize + ZSTD_readLE32((const BYTE 
*)src + 4);
@@ -1578,7 +1578,7 @@ STATIC size_t INIT ZSTD_findFrameCompres
 
 /*! ZSTD_decompressFrame() :
 *   @dctx must be properly initialized */
-static size_t INIT ZSTD_decompressFrame(ZSTD_DCtx *dctx, void *dst, size_t 
dstCapacity, const void **srcPtr, size_t *srcSizePtr)
+static size_t __init ZSTD_decompressFrame(ZSTD_DCtx *dctx, void *dst, size_t 
dstCapacity, const void **srcPtr, size_t *srcSizePtr)
 {
        const BYTE *ip = (const BYTE *)(*srcPtr);
        BYTE *const ostart = (BYTE * const)dst;
@@ -1655,7 +1655,7 @@ static size_t INIT ZSTD_decompressFrame(
 static const void *ZSTD_DDictDictContent(const ZSTD_DDict *ddict);
 static size_t ZSTD_DDictDictSize(const ZSTD_DDict *ddict);
 
-static size_t INIT ZSTD_decompressMultiFrame(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize, const void *dict, size_t 
dictSize,
+static size_t __init ZSTD_decompressMultiFrame(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize, const void *dict, size_t 
dictSize,
                                        const ZSTD_DDict *ddict)
 {
        void *const dststart = dst;
@@ -1719,12 +1719,12 @@ static size_t INIT ZSTD_decompressMultiF
        return (BYTE *)dst - (BYTE *)dststart;
 }
 
-STATIC size_t INIT ZSTD_decompress_usingDict(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize, const void *dict, size_t 
dictSize)
+static size_t __init ZSTD_decompress_usingDict(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize, const void *dict, size_t 
dictSize)
 {
        return ZSTD_decompressMultiFrame(dctx, dst, dstCapacity, src, srcSize, 
dict, dictSize, NULL);
 }
 
-STATIC size_t INIT ZSTD_decompressDCtx(ZSTD_DCtx *dctx, void *dst, size_t 
dstCapacity, const void *src, size_t srcSize)
+static size_t __init ZSTD_decompressDCtx(ZSTD_DCtx *dctx, void *dst, size_t 
dstCapacity, const void *src, size_t srcSize)
 {
        return ZSTD_decompress_usingDict(dctx, dst, dstCapacity, src, srcSize, 
NULL, 0);
 }
@@ -1733,12 +1733,12 @@ STATIC size_t INIT ZSTD_decompressDCtx(Z
 *   Advanced Streaming Decompression API
 *   Bufferless and synchronous
 ****************************************/
-STATIC size_t INIT ZSTD_nextSrcSizeToDecompress(ZSTD_DCtx *dctx)
+static size_t __init ZSTD_nextSrcSizeToDecompress(ZSTD_DCtx *dctx)
 {
        return dctx->expected;
 }
 
-STATIC ZSTD_nextInputType_e INIT ZSTD_nextInputType(ZSTD_DCtx *dctx)
+static ZSTD_nextInputType_e __init ZSTD_nextInputType(ZSTD_DCtx *dctx)
 {
        switch (dctx->stage) {
        default: /* should not happen */
@@ -1753,12 +1753,12 @@ STATIC ZSTD_nextInputType_e INIT ZSTD_ne
        }
 }
 
-int INIT ZSTD_isSkipFrame(ZSTD_DCtx *dctx) { return dctx->stage == 
ZSTDds_skipFrame; } /* for zbuff */
+int __init ZSTD_isSkipFrame(ZSTD_DCtx *dctx) { return dctx->stage == 
ZSTDds_skipFrame; } /* for zbuff */
 
 /** ZSTD_decompressContinue() :
 *   @return : nb of bytes generated into `dst` (necessarily <= `dstCapacity)
 *             or an error code, which can be tested using ZSTD_isError() */
-STATIC size_t INIT ZSTD_decompressContinue(ZSTD_DCtx *dctx, void *dst, size_t 
dstCapacity, const void *src, size_t srcSize)
+static size_t __init ZSTD_decompressContinue(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize)
 {
        /* Sanity check */
        if (srcSize != dctx->expected)
@@ -1877,7 +1877,7 @@ STATIC size_t INIT ZSTD_decompressContin
        }
 }
 
-static size_t INIT ZSTD_refDictContent(ZSTD_DCtx *dctx, const void *dict, 
size_t dictSize)
+static size_t __init ZSTD_refDictContent(ZSTD_DCtx *dctx, const void *dict, 
size_t dictSize)
 {
        dctx->dictEnd = dctx->previousDstEnd;
        dctx->vBase = (const char *)dict - ((const char 
*)(dctx->previousDstEnd) - (const char *)(dctx->base));
@@ -1889,7 +1889,7 @@ static size_t INIT ZSTD_refDictContent(Z
 /* ZSTD_loadEntropy() :
  * dict : must point at beginning of a valid zstd dictionary
  * @return : size of entropy tables read */
-static size_t INIT ZSTD_loadEntropy(ZSTD_entropyTables_t *entropy, const void 
*const dict, size_t const dictSize)
+static size_t __init ZSTD_loadEntropy(ZSTD_entropyTables_t *entropy, const 
void *const dict, size_t const dictSize)
 {
        const BYTE *dictPtr = (const BYTE *)dict;
        const BYTE *const dictEnd = dictPtr + dictSize;
@@ -1958,7 +1958,7 @@ static size_t INIT ZSTD_loadEntropy(ZSTD
        return dictPtr - (const BYTE *)dict;
 }
 
-static size_t INIT ZSTD_decompress_insertDictionary(ZSTD_DCtx *dctx, const 
void *dict, size_t dictSize)
+static size_t __init ZSTD_decompress_insertDictionary(ZSTD_DCtx *dctx, const 
void *dict, size_t dictSize)
 {
        if (dictSize < 8)
                return ZSTD_refDictContent(dctx, dict, dictSize);
@@ -1984,7 +1984,7 @@ static size_t INIT ZSTD_decompress_inser
        return ZSTD_refDictContent(dctx, dict, dictSize);
 }
 
-STATIC size_t INIT ZSTD_decompressBegin_usingDict(ZSTD_DCtx *dctx, const void 
*dict, size_t dictSize)
+static size_t __init ZSTD_decompressBegin_usingDict(ZSTD_DCtx *dctx, const 
void *dict, size_t dictSize)
 {
        CHECK_F(ZSTD_decompressBegin(dctx));
        if (dict && dictSize)
@@ -2005,14 +2005,14 @@ struct ZSTD_DDict_s {
 }; /* typedef'd to ZSTD_DDict within "zstd.h" */
 
 #ifdef BUILD_DEAD_CODE
-size_t INIT ZSTD_DDictWorkspaceBound(void) { return 
ZSTD_ALIGN(sizeof(ZSTD_stack)) + ZSTD_ALIGN(sizeof(ZSTD_DDict)); }
+size_t __init ZSTD_DDictWorkspaceBound(void) { return 
ZSTD_ALIGN(sizeof(ZSTD_stack)) + ZSTD_ALIGN(sizeof(ZSTD_DDict)); }
 #endif
 
-static const void *INIT ZSTD_DDictDictContent(const ZSTD_DDict *ddict) { 
return ddict->dictContent; }
+static const void *__init ZSTD_DDictDictContent(const ZSTD_DDict *ddict) { 
return ddict->dictContent; }
 
-static size_t INIT ZSTD_DDictDictSize(const ZSTD_DDict *ddict) { return 
ddict->dictSize; }
+static size_t __init ZSTD_DDictDictSize(const ZSTD_DDict *ddict) { return 
ddict->dictSize; }
 
-static void INIT ZSTD_refDDict(ZSTD_DCtx *dstDCtx, const ZSTD_DDict *ddict)
+static void __init ZSTD_refDDict(ZSTD_DCtx *dstDCtx, const ZSTD_DDict *ddict)
 {
        ZSTD_decompressBegin(dstDCtx); /* init */
        if (ddict) {                   /* support refDDict on NULL */
@@ -2039,7 +2039,7 @@ static void INIT ZSTD_refDDict(ZSTD_DCtx
 }
 
 #ifdef BUILD_DEAD_CODE
-static size_t INIT ZSTD_loadEntropy_inDDict(ZSTD_DDict *ddict)
+static size_t __init ZSTD_loadEntropy_inDDict(ZSTD_DDict *ddict)
 {
        ddict->dictID = 0;
        ddict->entropyPresent = 0;
@@ -2058,7 +2058,7 @@ static size_t INIT ZSTD_loadEntropy_inDD
        return 0;
 }
 
-static ZSTD_DDict *INIT ZSTD_createDDict_advanced(const void *dict, size_t 
dictSize, unsigned byReference, ZSTD_customMem customMem)
+static ZSTD_DDict *__init ZSTD_createDDict_advanced(const void *dict, size_t 
dictSize, unsigned byReference, ZSTD_customMem customMem)
 {
        if (!customMem.customAlloc || !customMem.customFree)
                return NULL;
@@ -2101,14 +2101,14 @@ static ZSTD_DDict *INIT ZSTD_createDDict
 *   Create a digested dictionary, to start decompression without startup delay.
 *   `dict` content is copied inside DDict.
 *   Consequently, `dict` can be released after `ZSTD_DDict` creation */
-ZSTD_DDict *INIT ZSTD_initDDict(const void *dict, size_t dictSize, void 
*workspace, size_t workspaceSize)
+ZSTD_DDict *__init ZSTD_initDDict(const void *dict, size_t dictSize, void 
*workspace, size_t workspaceSize)
 {
        ZSTD_customMem const stackMem = ZSTD_initStack(workspace, 
workspaceSize);
        return ZSTD_createDDict_advanced(dict, dictSize, 1, stackMem);
 }
 #endif /* BUILD_DEAD_CODE */
 
-size_t INIT ZSTD_freeDDict(ZSTD_DDict *ddict)
+size_t __init ZSTD_freeDDict(ZSTD_DDict *ddict)
 {
        if (ddict == NULL)
                return 0; /* support free on NULL */
@@ -2125,7 +2125,7 @@ size_t INIT ZSTD_freeDDict(ZSTD_DDict *d
  *  Provides the dictID stored within dictionary.
  *  if @return == 0, the dictionary is not conformant with Zstandard 
specification.
  *  It can still be loaded, but as a content-only dictionary. */
-unsigned INIT ZSTD_getDictID_fromDict(const void *dict, size_t dictSize)
+unsigned __init ZSTD_getDictID_fromDict(const void *dict, size_t dictSize)
 {
        if (dictSize < 8)
                return 0;
@@ -2138,7 +2138,7 @@ unsigned INIT ZSTD_getDictID_fromDict(co
  *  Provides the dictID of the dictionary loaded into `ddict`.
  *  If @return == 0, the dictionary is not conformant to Zstandard 
specification, or empty.
  *  Non-conformant dictionaries can still be loaded, but as content-only 
dictionaries. */
-unsigned INIT ZSTD_getDictID_fromDDict(const ZSTD_DDict *ddict)
+unsigned __init ZSTD_getDictID_fromDDict(const ZSTD_DDict *ddict)
 {
        if (ddict == NULL)
                return 0;
@@ -2155,7 +2155,7 @@ unsigned INIT ZSTD_getDictID_fromDDict(c
  *  - `srcSize` is too small, and as a result, the frame header could not be 
decoded (only possible if `srcSize < ZSTD_FRAMEHEADERSIZE_MAX`).
  *  - This is not a Zstandard frame.
  *  When identifying the exact failure cause, it's possible to used 
ZSTD_getFrameParams(), which will provide a more precise error code. */
-unsigned INIT ZSTD_getDictID_fromFrame(const void *src, size_t srcSize)
+unsigned __init ZSTD_getDictID_fromFrame(const void *src, size_t srcSize)
 {
        ZSTD_frameParams zfp = {0, 0, 0, 0};
        size_t const hError = ZSTD_getFrameParams(&zfp, src, srcSize);
@@ -2168,7 +2168,7 @@ unsigned INIT ZSTD_getDictID_fromFrame(c
 /*! ZSTD_decompress_usingDDict() :
 *   Decompression using a pre-digested Dictionary
 *   Use dictionary without significant overhead. */
-STATIC size_t INIT ZSTD_decompress_usingDDict(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize, const ZSTD_DDict *ddict)
+static size_t __init ZSTD_decompress_usingDDict(ZSTD_DCtx *dctx, void *dst, 
size_t dstCapacity, const void *src, size_t srcSize, const ZSTD_DDict *ddict)
 {
        /* pass content and size in case legacy frames are encountered */
        return ZSTD_decompressMultiFrame(dctx, dst, dstCapacity, src, srcSize, 
NULL, 0, ddict);
@@ -2205,7 +2205,7 @@ struct ZSTD_DStream_s {
        U32 hostageByte;
 }; /* typedef'd to ZSTD_DStream within "zstd.h" */
 
-STATIC size_t INIT ZSTD_DStreamWorkspaceBound(size_t maxWindowSize)
+static size_t __init ZSTD_DStreamWorkspaceBound(size_t maxWindowSize)
 {
        size_t const blockSize = MIN(maxWindowSize, ZSTD_BLOCKSIZE_ABSOLUTEMAX);
        size_t const inBuffSize = blockSize;
@@ -2213,7 +2213,7 @@ STATIC size_t INIT ZSTD_DStreamWorkspace
        return ZSTD_DCtxWorkspaceBound() + ZSTD_ALIGN(sizeof(ZSTD_DStream)) + 
ZSTD_ALIGN(inBuffSize) + ZSTD_ALIGN(outBuffSize);
 }
 
-static ZSTD_DStream *INIT ZSTD_createDStream_advanced(ZSTD_customMem customMem)
+static ZSTD_DStream *__init ZSTD_createDStream_advanced(ZSTD_customMem 
customMem)
 {
        ZSTD_DStream *zds;
 
@@ -2235,7 +2235,7 @@ static ZSTD_DStream *INIT ZSTD_createDSt
        return zds;
 }
 
-STATIC ZSTD_DStream *INIT ZSTD_initDStream(size_t maxWindowSize, void 
*workspace, size_t workspaceSize)
+static ZSTD_DStream *__init ZSTD_initDStream(size_t maxWindowSize, void 
*workspace, size_t workspaceSize)
 {
        ZSTD_customMem const stackMem = ZSTD_initStack(workspace, 
workspaceSize);
        ZSTD_DStream *zds = ZSTD_createDStream_advanced(stackMem);
@@ -2269,7 +2269,7 @@ STATIC ZSTD_DStream *INIT ZSTD_initDStre
 }
 
 #ifdef BUILD_DEAD_CODE
-ZSTD_DStream *INIT ZSTD_initDStream_usingDDict(size_t maxWindowSize, const 
ZSTD_DDict *ddict, void *workspace, size_t workspaceSize)
+ZSTD_DStream *__init ZSTD_initDStream_usingDDict(size_t maxWindowSize, const 
ZSTD_DDict *ddict, void *workspace, size_t workspaceSize)
 {
        ZSTD_DStream *zds = ZSTD_initDStream(maxWindowSize, workspace, 
workspaceSize);
        if (zds) {
@@ -2279,7 +2279,7 @@ ZSTD_DStream *INIT ZSTD_initDStream_usin
 }
 #endif
 
-size_t INIT ZSTD_freeDStream(ZSTD_DStream *zds)
+size_t __init ZSTD_freeDStream(ZSTD_DStream *zds)
 {
        if (zds == NULL)
                return 0; /* support free on null */
@@ -2301,11 +2301,11 @@ size_t INIT ZSTD_freeDStream(ZSTD_DStrea
 /* *** Initialization *** */
 
 #ifdef BUILD_DEAD_CODE
-size_t INIT ZSTD_DStreamInSize(void) { return ZSTD_BLOCKSIZE_ABSOLUTEMAX + 
ZSTD_blockHeaderSize; }
-size_t INIT ZSTD_DStreamOutSize(void) { return ZSTD_BLOCKSIZE_ABSOLUTEMAX; }
+size_t __init ZSTD_DStreamInSize(void) { return ZSTD_BLOCKSIZE_ABSOLUTEMAX + 
ZSTD_blockHeaderSize; }
+size_t __init ZSTD_DStreamOutSize(void) { return ZSTD_BLOCKSIZE_ABSOLUTEMAX; }
 #endif
 
-STATIC size_t INIT ZSTD_resetDStream(ZSTD_DStream *zds)
+static size_t __init ZSTD_resetDStream(ZSTD_DStream *zds)
 {
        zds->stage = zdss_loadHeader;
        zds->lhSize = zds->inPos = zds->outStart = zds->outEnd = 0;
@@ -2316,14 +2316,14 @@ STATIC size_t INIT ZSTD_resetDStream(ZST
 
 /* *****   Decompression   ***** */
 
-ZSTD_STATIC size_t INIT ZSTD_limitCopy(void *dst, size_t dstCapacity, const 
void *src, size_t srcSize)
+ZSTD_STATIC size_t __init ZSTD_limitCopy(void *dst, size_t dstCapacity, const 
void *src, size_t srcSize)
 {
        size_t const length = MIN(dstCapacity, srcSize);
        memcpy(dst, src, length);
        return length;
 }
 
-STATIC size_t INIT ZSTD_decompressStream(ZSTD_DStream *zds, ZSTD_outBuffer 
*output, ZSTD_inBuffer *input)
+static size_t __init ZSTD_decompressStream(ZSTD_DStream *zds, ZSTD_outBuffer 
*output, ZSTD_inBuffer *input)
 {
        const char *const istart = (const char *)(input->src) + input->pos;
        const char *const iend = (const char *)(input->src) + input->size;
--- a/xen/common/zstd/entropy_common.c
+++ b/xen/common/zstd/entropy_common.c
@@ -46,17 +46,17 @@
 #include "mem.h"
 
 /*===   Version   ===*/
-unsigned INIT FSE_versionNumber(void) { return FSE_VERSION_NUMBER; }
+unsigned __init FSE_versionNumber(void) { return FSE_VERSION_NUMBER; }
 
 /*===   Error Management   ===*/
-unsigned INIT FSE_isError(size_t code) { return ERR_isError(code); }
+unsigned __init FSE_isError(size_t code) { return ERR_isError(code); }
 
-unsigned INIT HUF_isError(size_t code) { return ERR_isError(code); }
+unsigned __init HUF_isError(size_t code) { return ERR_isError(code); }
 
 /*-**************************************************************
 *  FSE NCount encoding-decoding
 ****************************************************************/
-size_t INIT FSE_readNCount(short *normalizedCounter, unsigned *maxSVPtr, 
unsigned *tableLogPtr, const void *headerBuffer, size_t hbSize)
+size_t __init FSE_readNCount(short *normalizedCounter, unsigned *maxSVPtr, 
unsigned *tableLogPtr, const void *headerBuffer, size_t hbSize)
 {
        const BYTE *const istart = (const BYTE *)headerBuffer;
        const BYTE *const iend = istart + hbSize;
@@ -164,7 +164,7 @@ size_t INIT FSE_readNCount(short *normal
        @return : size read from `src` , or an error Code .
        Note : Needed by HUF_readCTable() and HUF_readDTableX?() .
 */
-size_t INIT HUF_readStats_wksp(BYTE *huffWeight, size_t hwSize, U32 
*rankStats, U32 *nbSymbolsPtr, U32 *tableLogPtr, const void *src, size_t 
srcSize, void *workspace, size_t workspaceSize)
+size_t __init HUF_readStats_wksp(BYTE *huffWeight, size_t hwSize, U32 
*rankStats, U32 *nbSymbolsPtr, U32 *tableLogPtr, const void *src, size_t 
srcSize, void *workspace, size_t workspaceSize)
 {
        U32 weightTotal;
        const BYTE *ip = (const BYTE *)src;
--- a/xen/common/zstd/error_private.h
+++ b/xen/common/zstd/error_private.h
@@ -67,9 +67,9 @@ typedef ZSTD_ErrorCode ERR_enum;
 ******************************************/
 #define ERROR(name) ((size_t)-PREFIX(name))
 
-ERR_STATIC unsigned INIT ERR_isError(size_t code) { return (code > 
ERROR(maxCode)); }
+ERR_STATIC unsigned __init ERR_isError(size_t code) { return (code > 
ERROR(maxCode)); }
 
-ERR_STATIC ERR_enum INIT ERR_getErrorCode(size_t code)
+ERR_STATIC ERR_enum __init ERR_getErrorCode(size_t code)
 {
        if (!ERR_isError(code))
                return (ERR_enum)0;
@@ -82,7 +82,7 @@ ERR_STATIC ERR_enum INIT ERR_getErrorCod
  *
  * Return: Non-zero iff the code is an error.
  */
-static __attribute__((unused)) unsigned int INIT ZSTD_isError(size_t code)
+static __attribute__((unused)) unsigned int __init ZSTD_isError(size_t code)
 {
        return code > (size_t)-ZSTD_error_maxCode;
 }
@@ -94,7 +94,7 @@ static __attribute__((unused)) unsigned
  * Return:          The ZSTD_ErrorCode corresponding to the functionResult or 0
  *                  if the functionResult isn't an error.
  */
-static __attribute__((unused)) ZSTD_ErrorCode INIT ZSTD_getErrorCode(
+static __attribute__((unused)) ZSTD_ErrorCode __init ZSTD_getErrorCode(
        size_t functionResult)
 {
        if (!ZSTD_isError(functionResult))
--- a/xen/common/zstd/fse_decompress.c
+++ b/xen/common/zstd/fse_decompress.c
@@ -82,7 +82,7 @@
 
 /* Function templates */
 
-size_t INIT FSE_buildDTable_wksp(FSE_DTable *dt, const short 
*normalizedCounter, unsigned maxSymbolValue, unsigned tableLog, void 
*workspace, size_t workspaceSize)
+size_t __init FSE_buildDTable_wksp(FSE_DTable *dt, const short 
*normalizedCounter, unsigned maxSymbolValue, unsigned tableLog, void 
*workspace, size_t workspaceSize)
 {
        void *const tdPtr = dt + 1; /* because *dt is unsigned, 32-bits aligned 
on 32-bits */
        FSE_DECODE_TYPE *const tableDecode = (FSE_DECODE_TYPE *)(tdPtr);
@@ -157,7 +157,7 @@ size_t INIT FSE_buildDTable_wksp(FSE_DTa
 /*-*******************************************************
 *  Decompression (Byte symbols)
 *********************************************************/
-size_t INIT FSE_buildDTable_rle(FSE_DTable *dt, BYTE symbolValue)
+size_t __init FSE_buildDTable_rle(FSE_DTable *dt, BYTE symbolValue)
 {
        void *ptr = dt;
        FSE_DTableHeader *const DTableH = (FSE_DTableHeader *)ptr;
@@ -174,7 +174,7 @@ size_t INIT FSE_buildDTable_rle(FSE_DTab
        return 0;
 }
 
-size_t INIT FSE_buildDTable_raw(FSE_DTable *dt, unsigned nbBits)
+size_t __init FSE_buildDTable_raw(FSE_DTable *dt, unsigned nbBits)
 {
        void *ptr = dt;
        FSE_DTableHeader *const DTableH = (FSE_DTableHeader *)ptr;
@@ -269,7 +269,7 @@ FORCE_INLINE size_t FSE_decompress_using
        return op - ostart;
 }
 
-size_t INIT FSE_decompress_usingDTable(void *dst, size_t originalSize, const 
void *cSrc, size_t cSrcSize, const FSE_DTable *dt)
+size_t __init FSE_decompress_usingDTable(void *dst, size_t originalSize, const 
void *cSrc, size_t cSrcSize, const FSE_DTable *dt)
 {
        const void *ptr = dt;
        const FSE_DTableHeader *DTableH = (const FSE_DTableHeader *)ptr;
@@ -281,7 +281,7 @@ size_t INIT FSE_decompress_usingDTable(v
        return FSE_decompress_usingDTable_generic(dst, originalSize, cSrc, 
cSrcSize, dt, 0);
 }
 
-size_t INIT FSE_decompress_wksp(void *dst, size_t dstCapacity, const void 
*cSrc, size_t cSrcSize, unsigned maxLog, void *workspace, size_t workspaceSize)
+size_t __init FSE_decompress_wksp(void *dst, size_t dstCapacity, const void 
*cSrc, size_t cSrcSize, unsigned maxLog, void *workspace, size_t workspaceSize)
 {
        const BYTE *const istart = (const BYTE *)cSrc;
        const BYTE *ip = istart;
--- a/xen/common/zstd/huf_decompress.c
+++ b/xen/common/zstd/huf_decompress.c
@@ -68,7 +68,7 @@ typedef struct {
        BYTE reserved;
 } DTableDesc;
 
-static DTableDesc INIT HUF_getDTableDesc(const HUF_DTable *table)
+static DTableDesc __init HUF_getDTableDesc(const HUF_DTable *table)
 {
        DTableDesc dtd;
        memcpy(&dtd, table, sizeof(dtd));
@@ -84,7 +84,7 @@ typedef struct {
        BYTE nbBits;
 } HUF_DEltX2; /* single-symbol decoding */
 
-size_t INIT HUF_readDTableX2_wksp(HUF_DTable *DTable, const void *src, size_t 
srcSize, void *workspace, size_t workspaceSize)
+size_t __init HUF_readDTableX2_wksp(HUF_DTable *DTable, const void *src, 
size_t srcSize, void *workspace, size_t workspaceSize)
 {
        U32 tableLog = 0;
        U32 nbSymbols = 0;
@@ -152,7 +152,7 @@ size_t INIT HUF_readDTableX2_wksp(HUF_DT
        return iSize;
 }
 
-static BYTE INIT HUF_decodeSymbolX2(BIT_DStream_t *Dstream, const HUF_DEltX2 
*dt, const U32 dtLog)
+static BYTE __init HUF_decodeSymbolX2(BIT_DStream_t *Dstream, const HUF_DEltX2 
*dt, const U32 dtLog)
 {
        size_t const val = BIT_lookBitsFast(Dstream, dtLog); /* note : dtLog >= 
1 */
        BYTE const c = dt[val].byte;
@@ -193,7 +193,7 @@ FORCE_INLINE size_t HUF_decodeStreamX2(B
        return pEnd - pStart;
 }
 
-static size_t INIT HUF_decompress1X2_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+static size_t __init HUF_decompress1X2_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        BYTE *op = (BYTE *)dst;
        BYTE *const oend = op + dstSize;
@@ -218,7 +218,7 @@ static size_t INIT HUF_decompress1X2_usi
        return dstSize;
 }
 
-size_t INIT HUF_decompress1X2_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+size_t __init HUF_decompress1X2_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        DTableDesc dtd = HUF_getDTableDesc(DTable);
        if (dtd.tableType != 0)
@@ -226,7 +226,7 @@ size_t INIT HUF_decompress1X2_usingDTabl
        return HUF_decompress1X2_usingDTable_internal(dst, dstSize, cSrc, 
cSrcSize, DTable);
 }
 
-size_t INIT HUF_decompress1X2_DCtx_wksp(HUF_DTable *DCtx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
+size_t __init HUF_decompress1X2_DCtx_wksp(HUF_DTable *DCtx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
 {
        const BYTE *ip = (const BYTE *)cSrc;
 
@@ -241,7 +241,7 @@ size_t INIT HUF_decompress1X2_DCtx_wksp(
        return HUF_decompress1X2_usingDTable_internal(dst, dstSize, ip, 
cSrcSize, DCtx);
 }
 
-static size_t INIT HUF_decompress4X2_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+static size_t __init HUF_decompress4X2_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        /* Check */
        if (cSrcSize < 10)
@@ -349,7 +349,7 @@ static size_t INIT HUF_decompress4X2_usi
        }
 }
 
-size_t INIT HUF_decompress4X2_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+size_t __init HUF_decompress4X2_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        DTableDesc dtd = HUF_getDTableDesc(DTable);
        if (dtd.tableType != 0)
@@ -357,7 +357,7 @@ size_t INIT HUF_decompress4X2_usingDTabl
        return HUF_decompress4X2_usingDTable_internal(dst, dstSize, cSrc, 
cSrcSize, DTable);
 }
 
-size_t INIT HUF_decompress4X2_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
+size_t __init HUF_decompress4X2_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
 {
        const BYTE *ip = (const BYTE *)cSrc;
 
@@ -388,7 +388,7 @@ typedef struct {
 
 /* HUF_fillDTableX4Level2() :
  * `rankValOrigin` must be a table of at least (HUF_TABLELOG_MAX + 1) U32 */
-static void INIT HUF_fillDTableX4Level2(HUF_DEltX4 *DTable, U32 sizeLog, const 
U32 consumed, const U32 *rankValOrigin, const int minWeight,
+static void __init HUF_fillDTableX4Level2(HUF_DEltX4 *DTable, U32 sizeLog, 
const U32 consumed, const U32 *rankValOrigin, const int minWeight,
                                        const sortedSymbol_t *sortedSymbols, 
const U32 sortedListSize, U32 nbBitsBaseline, U16 baseSeq)
 {
        HUF_DEltX4 DElt;
@@ -434,7 +434,7 @@ static void INIT HUF_fillDTableX4Level2(
 typedef U32 rankVal_t[HUF_TABLELOG_MAX][HUF_TABLELOG_MAX + 1];
 typedef U32 rankValCol_t[HUF_TABLELOG_MAX + 1];
 
-static void INIT HUF_fillDTableX4(HUF_DEltX4 *DTable, const U32 targetLog, 
const sortedSymbol_t *sortedList,
+static void __init HUF_fillDTableX4(HUF_DEltX4 *DTable, const U32 targetLog, 
const sortedSymbol_t *sortedList,
                                  const U32 sortedListSize, const U32 
*rankStart,
                                  rankVal_t rankValOrigin, const U32 maxWeight, 
const U32 nbBitsBaseline)
 {
@@ -477,7 +477,7 @@ static void INIT HUF_fillDTableX4(HUF_DE
        }
 }
 
-size_t INIT HUF_readDTableX4_wksp(HUF_DTable *DTable, const void *src, size_t 
srcSize, void *workspace, size_t workspaceSize)
+size_t __init HUF_readDTableX4_wksp(HUF_DTable *DTable, const void *src, 
size_t srcSize, void *workspace, size_t workspaceSize)
 {
        U32 tableLog, maxW, sizeOfSort, nbSymbols;
        DTableDesc dtd = HUF_getDTableDesc(DTable);
@@ -590,7 +590,7 @@ size_t INIT HUF_readDTableX4_wksp(HUF_DT
        return iSize;
 }
 
-static U32 INIT HUF_decodeSymbolX4(void *op, BIT_DStream_t *DStream, const 
HUF_DEltX4 *dt, const U32 dtLog)
+static U32 __init HUF_decodeSymbolX4(void *op, BIT_DStream_t *DStream, const 
HUF_DEltX4 *dt, const U32 dtLog)
 {
        size_t const val = BIT_lookBitsFast(DStream, dtLog); /* note : dtLog >= 
1 */
        memcpy(op, dt + val, 2);
@@ -598,7 +598,7 @@ static U32 INIT HUF_decodeSymbolX4(void
        return dt[val].length;
 }
 
-static U32 INIT HUF_decodeLastSymbolX4(void *op, BIT_DStream_t *DStream, const 
HUF_DEltX4 *dt, const U32 dtLog)
+static U32 __init HUF_decodeLastSymbolX4(void *op, BIT_DStream_t *DStream, 
const HUF_DEltX4 *dt, const U32 dtLog)
 {
        size_t const val = BIT_lookBitsFast(DStream, dtLog); /* note : dtLog >= 
1 */
        memcpy(op, dt + val, 1);
@@ -650,7 +650,7 @@ FORCE_INLINE size_t HUF_decodeStreamX4(B
        return p - pStart;
 }
 
-static size_t INIT HUF_decompress1X4_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+static size_t __init HUF_decompress1X4_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        BIT_DStream_t bitD;
 
@@ -679,7 +679,7 @@ static size_t INIT HUF_decompress1X4_usi
        return dstSize;
 }
 
-size_t INIT HUF_decompress1X4_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+size_t __init HUF_decompress1X4_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        DTableDesc dtd = HUF_getDTableDesc(DTable);
        if (dtd.tableType != 1)
@@ -687,7 +687,7 @@ size_t INIT HUF_decompress1X4_usingDTabl
        return HUF_decompress1X4_usingDTable_internal(dst, dstSize, cSrc, 
cSrcSize, DTable);
 }
 
-size_t INIT HUF_decompress1X4_DCtx_wksp(HUF_DTable *DCtx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
+size_t __init HUF_decompress1X4_DCtx_wksp(HUF_DTable *DCtx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
 {
        const BYTE *ip = (const BYTE *)cSrc;
 
@@ -702,7 +702,7 @@ size_t INIT HUF_decompress1X4_DCtx_wksp(
        return HUF_decompress1X4_usingDTable_internal(dst, dstSize, ip, 
cSrcSize, DCtx);
 }
 
-static size_t INIT HUF_decompress4X4_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+static size_t __init HUF_decompress4X4_usingDTable_internal(void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        if (cSrcSize < 10)
                return ERROR(corruption_detected); /* strict minimum : jump 
table + 1 byte per stream */
@@ -812,7 +812,7 @@ static size_t INIT HUF_decompress4X4_usi
        }
 }
 
-size_t INIT HUF_decompress4X4_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+size_t __init HUF_decompress4X4_usingDTable(void *dst, size_t dstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        DTableDesc dtd = HUF_getDTableDesc(DTable);
        if (dtd.tableType != 1)
@@ -820,7 +820,7 @@ size_t INIT HUF_decompress4X4_usingDTabl
        return HUF_decompress4X4_usingDTable_internal(dst, dstSize, cSrc, 
cSrcSize, DTable);
 }
 
-size_t INIT HUF_decompress4X4_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
+size_t __init HUF_decompress4X4_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
 {
        const BYTE *ip = (const BYTE *)cSrc;
 
@@ -839,14 +839,14 @@ size_t INIT HUF_decompress4X4_DCtx_wksp(
 /* Generic decompression selector */
 /* ********************************/
 
-size_t INIT HUF_decompress1X_usingDTable(void *dst, size_t maxDstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+size_t __init HUF_decompress1X_usingDTable(void *dst, size_t maxDstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        DTableDesc const dtd = HUF_getDTableDesc(DTable);
        return dtd.tableType ? HUF_decompress1X4_usingDTable_internal(dst, 
maxDstSize, cSrc, cSrcSize, DTable)
                             : HUF_decompress1X2_usingDTable_internal(dst, 
maxDstSize, cSrc, cSrcSize, DTable);
 }
 
-size_t INIT HUF_decompress4X_usingDTable(void *dst, size_t maxDstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
+size_t __init HUF_decompress4X_usingDTable(void *dst, size_t maxDstSize, const 
void *cSrc, size_t cSrcSize, const HUF_DTable *DTable)
 {
        DTableDesc const dtd = HUF_getDTableDesc(DTable);
        return dtd.tableType ? HUF_decompress4X4_usingDTable_internal(dst, 
maxDstSize, cSrc, cSrcSize, DTable)
@@ -882,7 +882,7 @@ static const algo_time_t algoTime[16 /*
 *   based on a set of pre-determined metrics.
 *   @return : 0==HUF_decompress4X2, 1==HUF_decompress4X4 .
 *   Assumption : 0 < cSrcSize < dstSize <= 128 KB */
-U32 INIT HUF_selectDecoder(size_t dstSize, size_t cSrcSize)
+U32 __init HUF_selectDecoder(size_t dstSize, size_t cSrcSize)
 {
        /* decoder timing evaluation */
        U32 const Q = (U32)(cSrcSize * 16 / dstSize); /* Q < 16 since dstSize > 
cSrcSize */
@@ -896,7 +896,7 @@ U32 INIT HUF_selectDecoder(size_t dstSiz
 
 typedef size_t (*decompressionAlgo)(void *dst, size_t dstSize, const void 
*cSrc, size_t cSrcSize);
 
-size_t INIT HUF_decompress4X_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
+size_t __init HUF_decompress4X_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
 {
        /* validation checks */
        if (dstSize == 0)
@@ -919,7 +919,7 @@ size_t INIT HUF_decompress4X_DCtx_wksp(H
        }
 }
 
-size_t INIT HUF_decompress4X_hufOnly_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
+size_t __init HUF_decompress4X_hufOnly_wksp(HUF_DTable *dctx, void *dst, 
size_t dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
 {
        /* validation checks */
        if (dstSize == 0)
@@ -934,7 +934,7 @@ size_t INIT HUF_decompress4X_hufOnly_wks
        }
 }
 
-size_t INIT HUF_decompress1X_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
+size_t __init HUF_decompress1X_DCtx_wksp(HUF_DTable *dctx, void *dst, size_t 
dstSize, const void *cSrc, size_t cSrcSize, void *workspace, size_t 
workspaceSize)
 {
        /* validation checks */
        if (dstSize == 0)
--- a/xen/common/zstd/zstd_common.c
+++ b/xen/common/zstd/zstd_common.c
@@ -31,7 +31,7 @@
                (stack)->ptr <= (stack)->end ? ptr : NULL;      \
        })
 
-ZSTD_customMem INIT ZSTD_initStack(void *workspace, size_t workspaceSize)
+ZSTD_customMem __init ZSTD_initStack(void *workspace, size_t workspaceSize)
 {
        ZSTD_customMem stackMem = {ZSTD_stackAlloc, ZSTD_stackFree, workspace};
        ZSTD_stack *stack = (ZSTD_stack *)workspace;
@@ -47,27 +47,27 @@ ZSTD_customMem INIT ZSTD_initStack(void
        return stackMem;
 }
 
-void *INIT ZSTD_stackAllocAll(void *opaque, size_t *size)
+void *__init ZSTD_stackAllocAll(void *opaque, size_t *size)
 {
        ZSTD_stack *stack = (ZSTD_stack *)opaque;
        *size = (BYTE const *)stack->end - (BYTE *)ZSTD_PTR_ALIGN(stack->ptr);
        return stack_push(stack, *size);
 }
 
-void *INIT ZSTD_stackAlloc(void *opaque, size_t size)
+void *__init ZSTD_stackAlloc(void *opaque, size_t size)
 {
        ZSTD_stack *stack = (ZSTD_stack *)opaque;
        return stack_push(stack, size);
 }
-void INIT ZSTD_stackFree(void *opaque, void *address)
+void __init ZSTD_stackFree(void *opaque, void *address)
 {
        (void)opaque;
        (void)address;
 }
 
-void *INIT ZSTD_malloc(size_t size, ZSTD_customMem customMem) { return 
customMem.customAlloc(customMem.opaque, size); }
+void *__init ZSTD_malloc(size_t size, ZSTD_customMem customMem) { return 
customMem.customAlloc(customMem.opaque, size); }
 
-void INIT ZSTD_free(void *ptr, ZSTD_customMem customMem)
+void __init ZSTD_free(void *ptr, ZSTD_customMem customMem)
 {
        if (ptr != NULL)
                customMem.customFree(customMem.opaque, ptr);
--- a/xen/common/zstd/zstd_internal.h
+++ b/xen/common/zstd/zstd_internal.h
@@ -21,7 +21,7 @@
 *  Compiler specifics
 *********************************************************/
 #define FORCE_INLINE static always_inline
-#define FORCE_NOINLINE static noinline INIT
+#define FORCE_NOINLINE static noinline __init
 
 /*-*************************************
 *  Dependencies




 


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