diff options
Diffstat (limited to 'sysdeps/s390/utf16-utf32-z9.c')
| -rw-r--r-- | sysdeps/s390/utf16-utf32-z9.c | 603 |
1 files changed, 0 insertions, 603 deletions
diff --git a/sysdeps/s390/utf16-utf32-z9.c b/sysdeps/s390/utf16-utf32-z9.c deleted file mode 100644 index 7a174ea0e5..0000000000 --- a/sysdeps/s390/utf16-utf32-z9.c +++ /dev/null @@ -1,603 +0,0 @@ -/* Conversion between UTF-16 and UTF-32 BE/internal. - - This module uses the Z9-109 variants of the Convert Unicode - instructions. - Copyright (C) 1997-2017 Free Software Foundation, Inc. - - Author: Andreas Krebbel <Andreas.Krebbel@de.ibm.com> - Based on the work by Ulrich Drepper <drepper@cygnus.com>, 1997. - - Thanks to Daniel Appich who covered the relevant performance work - in his diploma thesis. - - This is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <dlfcn.h> -#include <stdint.h> -#include <unistd.h> -#include <gconv.h> -#include <string.h> - -/* Select which versions should be defined depending on support - for multiarch, vector and used minimum architecture level. */ -#define HAVE_FROM_C 1 -#define FROM_LOOP_DEFAULT FROM_LOOP_C -#define HAVE_TO_C 1 -#define TO_LOOP_DEFAULT TO_LOOP_C - -#if defined HAVE_S390_VX_ASM_SUPPORT && defined USE_MULTIARCH -# define HAVE_FROM_VX 1 -# define HAVE_TO_VX 1 -#else -# define HAVE_FROM_VX 0 -# define HAVE_TO_VX 0 -#endif - -#if defined HAVE_S390_VX_GCC_SUPPORT -# define ASM_CLOBBER_VR(NR) , NR -#else -# define ASM_CLOBBER_VR(NR) -#endif - -#if defined __s390x__ -# define CONVERT_32BIT_SIZE_T(REG) -#else -# define CONVERT_32BIT_SIZE_T(REG) "llgfr %" #REG ",%" #REG "\n\t" -#endif - -/* UTF-32 big endian byte order mark. */ -#define BOM_UTF32 0x0000feffu - -/* UTF-16 big endian byte order mark. */ -#define BOM_UTF16 0xfeff - -#define DEFINE_INIT 0 -#define DEFINE_FINI 0 -#define MIN_NEEDED_FROM 2 -#define MAX_NEEDED_FROM 4 -#define MIN_NEEDED_TO 4 -#define FROM_LOOP FROM_LOOP_DEFAULT -#define TO_LOOP TO_LOOP_DEFAULT -#define FROM_DIRECTION (dir == from_utf16) -#define ONE_DIRECTION 0 - -/* Direction of the transformation. */ -enum direction -{ - illegal_dir, - to_utf16, - from_utf16 -}; - -struct utf16_data -{ - enum direction dir; - int emit_bom; -}; - - -extern int gconv_init (struct __gconv_step *step); -int -gconv_init (struct __gconv_step *step) -{ - /* Determine which direction. */ - struct utf16_data *new_data; - enum direction dir = illegal_dir; - int emit_bom; - int result; - - emit_bom = (__strcasecmp (step->__to_name, "UTF-32//") == 0 - || __strcasecmp (step->__to_name, "UTF-16//") == 0); - - if (__strcasecmp (step->__from_name, "UTF-16BE//") == 0 - && (__strcasecmp (step->__to_name, "UTF-32//") == 0 - || __strcasecmp (step->__to_name, "UTF-32BE//") == 0 - || __strcasecmp (step->__to_name, "INTERNAL") == 0)) - { - dir = from_utf16; - } - else if ((__strcasecmp (step->__to_name, "UTF-16//") == 0 - || __strcasecmp (step->__to_name, "UTF-16BE//") == 0) - && (__strcasecmp (step->__from_name, "UTF-32BE//") == 0 - || __strcasecmp (step->__from_name, "INTERNAL") == 0)) - { - dir = to_utf16; - } - - result = __GCONV_NOCONV; - if (dir != illegal_dir) - { - new_data = (struct utf16_data *) malloc (sizeof (struct utf16_data)); - - result = __GCONV_NOMEM; - if (new_data != NULL) - { - new_data->dir = dir; - new_data->emit_bom = emit_bom; - step->__data = new_data; - - if (dir == from_utf16) - { - step->__min_needed_from = MIN_NEEDED_FROM; - step->__max_needed_from = MIN_NEEDED_FROM; - step->__min_needed_to = MIN_NEEDED_TO; - step->__max_needed_to = MIN_NEEDED_TO; - } - else - { - step->__min_needed_from = MIN_NEEDED_TO; - step->__max_needed_from = MIN_NEEDED_TO; - step->__min_needed_to = MIN_NEEDED_FROM; - step->__max_needed_to = MIN_NEEDED_FROM; - } - - step->__stateful = 0; - - result = __GCONV_OK; - } - } - - return result; -} - - -extern void gconv_end (struct __gconv_step *data); -void -gconv_end (struct __gconv_step *data) -{ - free (data->__data); -} - -#define PREPARE_LOOP \ - enum direction dir = ((struct utf16_data *) step->__data)->dir; \ - int emit_bom = ((struct utf16_data *) step->__data)->emit_bom; \ - \ - if (emit_bom && !data->__internal_use \ - && data->__invocation_counter == 0) \ - { \ - if (dir == to_utf16) \ - { \ - /* Emit the UTF-16 Byte Order Mark. */ \ - if (__glibc_unlikely (outbuf + 2 > outend)) \ - return __GCONV_FULL_OUTPUT; \ - \ - put16u (outbuf, BOM_UTF16); \ - outbuf += 2; \ - } \ - else \ - { \ - /* Emit the UTF-32 Byte Order Mark. */ \ - if (__glibc_unlikely (outbuf + 4 > outend)) \ - return __GCONV_FULL_OUTPUT; \ - \ - put32u (outbuf, BOM_UTF32); \ - outbuf += 4; \ - } \ - } - -/* Conversion function from UTF-16 to UTF-32 internal/BE. */ - -#if HAVE_FROM_C == 1 -/* The software routine is copied from utf-16.c (minus bytes - swapping). */ -# define BODY_FROM_C \ - { \ - uint16_t u1 = get16 (inptr); \ - \ - if (__builtin_expect (u1 < 0xd800, 1) || u1 > 0xdfff) \ - { \ - /* No surrogate. */ \ - put32 (outptr, u1); \ - inptr += 2; \ - } \ - else \ - { \ - /* An isolated low-surrogate was found. This has to be \ - considered ill-formed. */ \ - if (__glibc_unlikely (u1 >= 0xdc00)) \ - { \ - STANDARD_FROM_LOOP_ERR_HANDLER (2); \ - } \ - /* It's a surrogate character. At least the first word says \ - it is. */ \ - if (__glibc_unlikely (inptr + 4 > inend)) \ - { \ - /* We don't have enough input for another complete input \ - character. */ \ - result = __GCONV_INCOMPLETE_INPUT; \ - break; \ - } \ - \ - inptr += 2; \ - uint16_t u2 = get16 (inptr); \ - if (__builtin_expect (u2 < 0xdc00, 0) \ - || __builtin_expect (u2 > 0xdfff, 0)) \ - { \ - /* This is no valid second word for a surrogate. */ \ - inptr -= 2; \ - STANDARD_FROM_LOOP_ERR_HANDLER (2); \ - } \ - \ - put32 (outptr, ((u1 - 0xd7c0) << 10) + (u2 - 0xdc00)); \ - inptr += 2; \ - } \ - outptr += 4; \ - } - - -/* Generate loop-function with software routing. */ -# define MIN_NEEDED_INPUT MIN_NEEDED_FROM -# define MAX_NEEDED_INPUT MAX_NEEDED_FROM -# define MIN_NEEDED_OUTPUT MIN_NEEDED_TO -# define FROM_LOOP_C __from_utf16_loop_c -# define LOOPFCT FROM_LOOP_C -# define LOOP_NEED_FLAGS -# define BODY BODY_FROM_C -# include <iconv/loop.c> -#else -# define FROM_LOOP_C NULL -#endif /* HAVE_FROM_C != 1 */ - -#if HAVE_FROM_VX == 1 -# define BODY_FROM_VX \ - { \ - size_t inlen = inend - inptr; \ - size_t outlen = outend - outptr; \ - unsigned long tmp, tmp2, tmp3; \ - asm volatile (".machine push\n\t" \ - ".machine \"z13\"\n\t" \ - ".machinemode \"zarch_nohighgprs\"\n\t" \ - /* Setup to check for surrogates. */ \ - " larl %[R_TMP],9f\n\t" \ - " vlm %%v30,%%v31,0(%[R_TMP])\n\t" \ - CONVERT_32BIT_SIZE_T ([R_INLEN]) \ - CONVERT_32BIT_SIZE_T ([R_OUTLEN]) \ - /* Loop which handles UTF-16 chars <0xd800, >0xdfff. */ \ - "0: clgijl %[R_INLEN],16,2f\n\t" \ - " clgijl %[R_OUTLEN],32,2f\n\t" \ - "1: vl %%v16,0(%[R_IN])\n\t" \ - /* Check for surrogate chars. */ \ - " vstrchs %%v19,%%v16,%%v30,%%v31\n\t" \ - " jno 10f\n\t" \ - /* Enlarge to UTF-32. */ \ - " vuplhh %%v17,%%v16\n\t" \ - " la %[R_IN],16(%[R_IN])\n\t" \ - " vupllh %%v18,%%v16\n\t" \ - " aghi %[R_INLEN],-16\n\t" \ - /* Store 32 bytes to buf_out. */ \ - " vstm %%v17,%%v18,0(%[R_OUT])\n\t" \ - " aghi %[R_OUTLEN],-32\n\t" \ - " la %[R_OUT],32(%[R_OUT])\n\t" \ - " clgijl %[R_INLEN],16,2f\n\t" \ - " clgijl %[R_OUTLEN],32,2f\n\t" \ - " j 1b\n\t" \ - /* Setup to check for ch >= 0xd800 && ch <= 0xdfff. (v30, v31) */ \ - "9: .short 0xd800,0xdfff,0x0,0x0,0x0,0x0,0x0,0x0\n\t" \ - " .short 0xa000,0xc000,0x0,0x0,0x0,0x0,0x0,0x0\n\t" \ - /* At least one uint16_t is in range of surrogates. \ - Store the preceding chars. */ \ - "10: vlgvb %[R_TMP],%%v19,7\n\t" \ - " vuplhh %%v17,%%v16\n\t" \ - " sllg %[R_TMP3],%[R_TMP],1\n\t" /* Number of out bytes. */ \ - " ahik %[R_TMP2],%[R_TMP3],-1\n\t" /* Highest index to store. */ \ - " jl 12f\n\t" \ - " vstl %%v17,%[R_TMP2],0(%[R_OUT])\n\t" \ - " vupllh %%v18,%%v16\n\t" \ - " ahi %[R_TMP2],-16\n\t" \ - " jl 11f\n\t" \ - " vstl %%v18,%[R_TMP2],16(%[R_OUT])\n\t" \ - "11: \n\t" /* Update pointers. */ \ - " la %[R_IN],0(%[R_TMP],%[R_IN])\n\t" \ - " slgr %[R_INLEN],%[R_TMP]\n\t" \ - " la %[R_OUT],0(%[R_TMP3],%[R_OUT])\n\t" \ - " slgr %[R_OUTLEN],%[R_TMP3]\n\t" \ - /* Calculate remaining uint16_t values in loaded vrs. */ \ - "12: lghi %[R_TMP2],16\n\t" \ - " slgr %[R_TMP2],%[R_TMP]\n\t" \ - " srl %[R_TMP2],1\n\t" \ - " llh %[R_TMP],0(%[R_IN])\n\t" \ - " aghi %[R_OUTLEN],-4\n\t" \ - " j 16f\n\t" \ - /* Handle remaining bytes. */ \ - "2: \n\t" \ - /* Zero, one or more bytes available? */ \ - " clgfi %[R_INLEN],1\n\t" \ - " je 97f\n\t" /* Only one byte available. */ \ - " jl 99f\n\t" /* End if no bytes available. */ \ - /* Calculate remaining uint16_t values in inptr. */ \ - " srlg %[R_TMP2],%[R_INLEN],1\n\t" \ - /* Handle remaining uint16_t values. */ \ - "13: llh %[R_TMP],0(%[R_IN])\n\t" \ - " slgfi %[R_OUTLEN],4\n\t" \ - " jl 96f \n\t" \ - " clfi %[R_TMP],0xd800\n\t" \ - " jhe 15f\n\t" \ - "14: st %[R_TMP],0(%[R_OUT])\n\t" \ - " la %[R_IN],2(%[R_IN])\n\t" \ - " aghi %[R_INLEN],-2\n\t" \ - " la %[R_OUT],4(%[R_OUT])\n\t" \ - " brctg %[R_TMP2],13b\n\t" \ - " j 0b\n\t" /* Switch to vx-loop. */ \ - /* Handle UTF-16 surrogate pair. */ \ - "15: clfi %[R_TMP],0xdfff\n\t" \ - " jh 14b\n\t" /* Jump away if ch > 0xdfff. */ \ - "16: clfi %[R_TMP],0xdc00\n\t" \ - " jhe 98f\n\t" /* Jump away in case of low-surrogate. */ \ - " slgfi %[R_INLEN],4\n\t" \ - " jl 97f\n\t" /* Big enough input? */ \ - " llh %[R_TMP3],2(%[R_IN])\n\t" /* Load low surrogate. */ \ - " slfi %[R_TMP],0xd7c0\n\t" \ - " sll %[R_TMP],10\n\t" \ - " risbgn %[R_TMP],%[R_TMP3],54,63,0\n\t" /* Insert klmnopqrst. */ \ - " nilf %[R_TMP3],0xfc00\n\t" \ - " clfi %[R_TMP3],0xdc00\n\t" /* Check if it starts with 0xdc00. */ \ - " jne 98f\n\t" \ - " st %[R_TMP],0(%[R_OUT])\n\t" \ - " la %[R_IN],4(%[R_IN])\n\t" \ - " la %[R_OUT],4(%[R_OUT])\n\t" \ - " aghi %[R_TMP2],-2\n\t" \ - " jh 13b\n\t" /* Handle remaining uint16_t values. */ \ - " j 0b\n\t" /* Switch to vx-loop. */ \ - "96: \n\t" /* Return full output. */ \ - " lghi %[R_RES],%[RES_OUT_FULL]\n\t" \ - " j 99f\n\t" \ - "97: \n\t" /* Return incomplete input. */ \ - " lghi %[R_RES],%[RES_IN_FULL]\n\t" \ - " j 99f\n\t" \ - "98:\n\t" /* Return Illegal character. */ \ - " lghi %[R_RES],%[RES_IN_ILL]\n\t" \ - "99:\n\t" \ - ".machine pop" \ - : /* outputs */ [R_IN] "+a" (inptr) \ - , [R_INLEN] "+d" (inlen), [R_OUT] "+a" (outptr) \ - , [R_OUTLEN] "+d" (outlen), [R_TMP] "=a" (tmp) \ - , [R_TMP2] "=d" (tmp2), [R_TMP3] "=a" (tmp3) \ - , [R_RES] "+d" (result) \ - : /* inputs */ \ - [RES_OUT_FULL] "i" (__GCONV_FULL_OUTPUT) \ - , [RES_IN_ILL] "i" (__GCONV_ILLEGAL_INPUT) \ - , [RES_IN_FULL] "i" (__GCONV_INCOMPLETE_INPUT) \ - : /* clobber list */ "memory", "cc" \ - ASM_CLOBBER_VR ("v16") ASM_CLOBBER_VR ("v17") \ - ASM_CLOBBER_VR ("v18") ASM_CLOBBER_VR ("v19") \ - ASM_CLOBBER_VR ("v30") ASM_CLOBBER_VR ("v31") \ - ); \ - if (__glibc_likely (inptr == inend) \ - || result != __GCONV_ILLEGAL_INPUT) \ - break; \ - \ - STANDARD_FROM_LOOP_ERR_HANDLER (2); \ - } - - -/* Generate loop-function with hardware vector instructions. */ -# define MIN_NEEDED_INPUT MIN_NEEDED_FROM -# define MAX_NEEDED_INPUT MAX_NEEDED_FROM -# define MIN_NEEDED_OUTPUT MIN_NEEDED_TO -# define FROM_LOOP_VX __from_utf16_loop_vx -# define LOOPFCT FROM_LOOP_VX -# define LOOP_NEED_FLAGS -# define BODY BODY_FROM_VX -# include <iconv/loop.c> -#else -# define FROM_LOOP_VX NULL -#endif /* HAVE_FROM_VX != 1 */ - - -/* Conversion from UTF-32 internal/BE to UTF-16. */ - -#if HAVE_TO_C == 1 -/* The software routine is copied from utf-16.c (minus bytes - swapping). */ -# define BODY_TO_C \ - { \ - uint32_t c = get32 (inptr); \ - \ - if (__builtin_expect (c <= 0xd7ff, 1) \ - || (c > 0xdfff && c <= 0xffff)) \ - { \ - /* Two UTF-16 chars. */ \ - put16 (outptr, c); \ - } \ - else if (__builtin_expect (c >= 0x10000, 1) \ - && __builtin_expect (c <= 0x10ffff, 1)) \ - { \ - /* Four UTF-16 chars. */ \ - uint16_t zabcd = ((c & 0x1f0000) >> 16) - 1; \ - uint16_t out; \ - \ - /* Generate a surrogate character. */ \ - if (__glibc_unlikely (outptr + 4 > outend)) \ - { \ - /* Overflow in the output buffer. */ \ - result = __GCONV_FULL_OUTPUT; \ - break; \ - } \ - \ - out = 0xd800; \ - out |= (zabcd & 0xff) << 6; \ - out |= (c >> 10) & 0x3f; \ - put16 (outptr, out); \ - outptr += 2; \ - \ - out = 0xdc00; \ - out |= c & 0x3ff; \ - put16 (outptr, out); \ - } \ - else \ - { \ - STANDARD_TO_LOOP_ERR_HANDLER (4); \ - } \ - outptr += 2; \ - inptr += 4; \ - } - -/* Generate loop-function with software routing. */ -# define MIN_NEEDED_INPUT MIN_NEEDED_TO -# define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM -# define MAX_NEEDED_OUTPUT MAX_NEEDED_FROM -# define TO_LOOP_C __to_utf16_loop_c -# define LOOPFCT TO_LOOP_C -# define LOOP_NEED_FLAGS -# define BODY BODY_TO_C -# include <iconv/loop.c> -#else -# define TO_LOOP_C NULL -#endif /* HAVE_TO_C != 1 */ - -#if HAVE_TO_VX == 1 -# define BODY_TO_VX \ - { \ - size_t inlen = inend - inptr; \ - size_t outlen = outend - outptr; \ - unsigned long tmp, tmp2, tmp3; \ - asm volatile (".machine push\n\t" \ - ".machine \"z13\"\n\t" \ - ".machinemode \"zarch_nohighgprs\"\n\t" \ - /* Setup to check for surrogates. */ \ - " larl %[R_TMP],9f\n\t" \ - " vlm %%v30,%%v31,0(%[R_TMP])\n\t" \ - CONVERT_32BIT_SIZE_T ([R_INLEN]) \ - CONVERT_32BIT_SIZE_T ([R_OUTLEN]) \ - /* Loop which handles UTF-16 chars \ - ch < 0xd800 || (ch > 0xdfff && ch < 0x10000). */ \ - "0: clgijl %[R_INLEN],32,2f\n\t" \ - " clgijl %[R_OUTLEN],16,2f\n\t" \ - "1: vlm %%v16,%%v17,0(%[R_IN])\n\t" \ - " lghi %[R_TMP2],0\n\t" \ - /* Shorten to UTF-16. */ \ - " vpkf %%v18,%%v16,%%v17\n\t" \ - /* Check for surrogate chars. */ \ - " vstrcfs %%v19,%%v16,%%v30,%%v31\n\t" \ - " jno 10f\n\t" \ - " vstrcfs %%v19,%%v17,%%v30,%%v31\n\t" \ - " jno 11f\n\t" \ - /* Store 16 bytes to buf_out. */ \ - " vst %%v18,0(%[R_OUT])\n\t" \ - " la %[R_IN],32(%[R_IN])\n\t" \ - " aghi %[R_INLEN],-32\n\t" \ - " aghi %[R_OUTLEN],-16\n\t" \ - " la %[R_OUT],16(%[R_OUT])\n\t" \ - " clgijl %[R_INLEN],32,2f\n\t" \ - " clgijl %[R_OUTLEN],16,2f\n\t" \ - " j 1b\n\t" \ - /* Calculate remaining uint32_t values in inptr. */ \ - "2: \n\t" \ - " clgije %[R_INLEN],0,99f\n\t" \ - " clgijl %[R_INLEN],4,92f\n\t" \ - " srlg %[R_TMP2],%[R_INLEN],2\n\t" \ - " j 20f\n\t" \ - /* Setup to check for ch >= 0xd800 && ch <= 0xdfff \ - and check for ch >= 0x10000. (v30, v31) */ \ - "9: .long 0xd800,0xdfff,0x10000,0x10000\n\t" \ - " .long 0xa0000000,0xc0000000, 0xa0000000,0xa0000000\n\t" \ - /* At least on UTF32 char is in range of surrogates. \ - Store the preceding characters. */ \ - "11: ahi %[R_TMP2],16\n\t" \ - "10: vlgvb %[R_TMP],%%v19,7\n\t" \ - " agr %[R_TMP],%[R_TMP2]\n\t" \ - " srlg %[R_TMP3],%[R_TMP],1\n\t" /* Number of out bytes. */ \ - " ahik %[R_TMP2],%[R_TMP3],-1\n\t" /* Highest index to store. */ \ - " jl 12f\n\t" \ - " vstl %%v18,%[R_TMP2],0(%[R_OUT])\n\t" \ - /* Update pointers. */ \ - " la %[R_IN],0(%[R_TMP],%[R_IN])\n\t" \ - " slgr %[R_INLEN],%[R_TMP]\n\t" \ - " la %[R_OUT],0(%[R_TMP3],%[R_OUT])\n\t" \ - " slgr %[R_OUTLEN],%[R_TMP3]\n\t" \ - /* Calculate remaining uint32_t values in vrs. */ \ - "12: lghi %[R_TMP2],8\n\t" \ - " srlg %[R_TMP3],%[R_TMP3],1\n\t" \ - " slgr %[R_TMP2],%[R_TMP3]\n\t" \ - /* Handle remaining UTF-32 characters. */ \ - "20: l %[R_TMP],0(%[R_IN])\n\t" \ - " aghi %[R_INLEN],-4\n\t" \ - /* Test if ch is 2byte UTF-16 char. */ \ - " clfi %[R_TMP],0xffff\n\t" \ - " jh 21f\n\t" \ - /* Handle 2 byte UTF16 char. */ \ - " lgr %[R_TMP3],%[R_TMP]\n\t" \ - " nilf %[R_TMP],0xf800\n\t" \ - " clfi %[R_TMP],0xd800\n\t" \ - " je 91f\n\t" /* Do not accept UTF-16 surrogates. */ \ - " slgfi %[R_OUTLEN],2\n\t" \ - " jl 90f \n\t" \ - " sth %[R_TMP3],0(%[R_OUT])\n\t" \ - " la %[R_IN],4(%[R_IN])\n\t" \ - " la %[R_OUT],2(%[R_OUT])\n\t" \ - " brctg %[R_TMP2],20b\n\t" \ - " j 0b\n\t" /* Switch to vx-loop. */ \ - /* Test if ch is 4byte UTF-16 char. */ \ - "21: clfi %[R_TMP],0x10ffff\n\t" \ - " jh 91f\n\t" /* ch > 0x10ffff is not allowed! */ \ - /* Handle 4 byte UTF16 char. */ \ - " slgfi %[R_OUTLEN],4\n\t" \ - " jl 90f \n\t" \ - " slfi %[R_TMP],0x10000\n\t" /* zabcd = uvwxy - 1. */ \ - " llilf %[R_TMP3],0xd800dc00\n\t" \ - " la %[R_IN],4(%[R_IN])\n\t" \ - " risbgn %[R_TMP3],%[R_TMP],38,47,6\n\t" /* High surrogate. */ \ - " risbgn %[R_TMP3],%[R_TMP],54,63,0\n\t" /* Low surrogate. */ \ - " st %[R_TMP3],0(%[R_OUT])\n\t" \ - " la %[R_OUT],4(%[R_OUT])\n\t" \ - " brctg %[R_TMP2],20b\n\t" \ - " j 0b\n\t" /* Switch to vx-loop. */ \ - "92: lghi %[R_RES],%[RES_IN_FULL]\n\t" \ - " j 99f\n\t" \ - "91: lghi %[R_RES],%[RES_IN_ILL]\n\t" \ - " j 99f\n\t" \ - "90: lghi %[R_RES],%[RES_OUT_FULL]\n\t" \ - "99: \n\t" \ - ".machine pop" \ - : /* outputs */ [R_IN] "+a" (inptr) \ - , [R_INLEN] "+d" (inlen), [R_OUT] "+a" (outptr) \ - , [R_OUTLEN] "+d" (outlen), [R_TMP] "=a" (tmp) \ - , [R_TMP2] "=d" (tmp2), [R_TMP3] "=a" (tmp3) \ - , [R_RES] "+d" (result) \ - : /* inputs */ \ - [RES_OUT_FULL] "i" (__GCONV_FULL_OUTPUT) \ - , [RES_IN_ILL] "i" (__GCONV_ILLEGAL_INPUT) \ - , [RES_IN_FULL] "i" (__GCONV_INCOMPLETE_INPUT) \ - : /* clobber list */ "memory", "cc" \ - ASM_CLOBBER_VR ("v16") ASM_CLOBBER_VR ("v17") \ - ASM_CLOBBER_VR ("v18") ASM_CLOBBER_VR ("v19") \ - ASM_CLOBBER_VR ("v30") ASM_CLOBBER_VR ("v31") \ - ); \ - if (__glibc_likely (inptr == inend) \ - || result != __GCONV_ILLEGAL_INPUT) \ - break; \ - \ - STANDARD_TO_LOOP_ERR_HANDLER (4); \ - } - -/* Generate loop-function with hardware vector instructions. */ -# define MIN_NEEDED_INPUT MIN_NEEDED_TO -# define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM -# define MAX_NEEDED_OUTPUT MAX_NEEDED_FROM -# define TO_LOOP_VX __to_utf16_loop_vx -# define LOOPFCT TO_LOOP_VX -# define LOOP_NEED_FLAGS -# define BODY BODY_TO_VX -# include <iconv/loop.c> -#else -# define TO_LOOP_VX NULL -#endif /* HAVE_TO_VX != 1 */ - -/* This file also exists in sysdeps/s390/multiarch/ which - generates ifunc resolvers for FROM/TO_LOOP functions - and includes iconv/skeleton.c afterwards. */ -#if ! defined USE_MULTIARCH -# include <iconv/skeleton.c> -#endif |