Restore hppa-elf32 to working order.

1 files changed, 261 insertions, 354 deletions

diff --git a/bfd/libhppa.h b/bfd/libhppa.h
index 7a8af9a385..8ef8f53b36 100644
--- a/bfd/libhppa.h
+++ b/bfd/libhppa.h
@@ -21,8 +21,8 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 
-#ifndef _HPPA_H
-#define _HPPA_H
+#ifndef _LIBHPPA_H
+#define _LIBHPPA_H
 
 #define BYTES_IN_WORD 4
 #define PA_PAGESIZE 0x1000
@@ -159,224 +159,71 @@ enum hppa_reloc_expr_type_alt
   ((((bfd_signed_vma)(a)) << (BFD_ARCH_SIZE-22)) >> (BFD_ARCH_SIZE-22))
 #define HPPA_R_ADDEND(r, c)	\
   (((r) << 22) + ((c) & 0x3fffff))
-#define HPPA_WIDE	       (0) /* PSW W-bit, need to check! FIXME */
 
-/* These macros get bit fields using HP's numbering (MSB = 0),
- * but note that "MASK" assumes that the LSB bits are what's
- * wanted.
- */
-#ifndef GET_FIELD
-#define GET_FIELD(X, FROM, TO) \
-  ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
-#endif
-#define GET_BIT(X, WHICH) \
-  GET_FIELD (X, WHICH, WHICH)
-
-#define MASK(SIZE) \
-  (~((-1) << SIZE))
-
-#define CATENATE(X, XSIZE, Y, YSIZE) \
-  (((X & MASK (XSIZE)) << YSIZE) | (Y & MASK (YSIZE)))
-
-#define ELEVEN(X) \
-  CATENATE (GET_BIT (X, 10), 1, GET_FIELD (X, 0, 9), 10)
 
 /* Some functions to manipulate PA instructions.  */
 
-/* NOTE: these use the HP convention that f{0} is the _left_ most
- *       bit (MSB) of f; they sometimes have to impose an assumption
- *       about the size of a field; and as far as I can tell, most
- *       aren't used.
- */
-
-#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
 /* Declare the functions with the unused attribute to avoid warnings.  */
-static INLINE unsigned int sign_extend (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int low_sign_extend (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int assemble_3 (unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int assemble_6 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int assemble_12 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int assemble_16 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int assemble_16a (unsigned int, unsigned int,
-					 unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int assemble_17 (unsigned int, unsigned int,
-					unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int assemble_21 (unsigned int)
-     __attribute ((__unused__));
-
-static INLINE unsigned int sign_unext (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int low_sign_unext (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int re_assemble_3 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int re_assemble_12 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int re_assemble_16 (unsigned int, unsigned int, int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int re_assemble_17 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int re_assemble_22 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE unsigned int re_assemble_21 (unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-static INLINE bfd_signed_vma hppa_field_adjust (bfd_signed_vma, bfd_signed_vma,
-						enum hppa_reloc_field_selector_type_alt)
-     __attribute__ ((__unused__));
-static INLINE int bfd_hppa_insn2fmt (unsigned int)
-     __attribute__ ((__unused__));
-static INLINE  unsigned int hppa_rebuild_insn (bfd *, unsigned int,
-					       unsigned int, unsigned int)
-     __attribute__ ((__unused__));
-#endif /* gcc 2.7 or higher */
-
-
-/* The *sign_extend and assemble_* functions are used to assemble
-   various bitfields taken from an instruction and return the
-   resulting immediate value.  They correspond to functions by the
-   same name in HP's PA-RISC 2.0 Architecture Reference Manual.  */
-
-static INLINE unsigned int
+static INLINE int sign_extend PARAMS ((int, int)) ATTRIBUTE_UNUSED;
+static INLINE int low_sign_extend PARAMS ((int, int)) ATTRIBUTE_UNUSED;
+static INLINE int sign_unext PARAMS ((int, int)) ATTRIBUTE_UNUSED;
+static INLINE int low_sign_unext PARAMS ((int, int)) ATTRIBUTE_UNUSED;
+static INLINE int re_assemble_3 PARAMS ((int)) ATTRIBUTE_UNUSED;
+static INLINE int re_assemble_12 PARAMS ((int)) ATTRIBUTE_UNUSED;
+static INLINE int re_assemble_14 PARAMS ((int)) ATTRIBUTE_UNUSED;
+static INLINE int re_assemble_16 PARAMS ((int)) ATTRIBUTE_UNUSED;
+static INLINE int re_assemble_17 PARAMS ((int)) ATTRIBUTE_UNUSED;
+static INLINE int re_assemble_21 PARAMS ((int)) ATTRIBUTE_UNUSED;
+static INLINE int re_assemble_22 PARAMS ((int)) ATTRIBUTE_UNUSED;
+static INLINE bfd_signed_vma hppa_field_adjust
+  PARAMS ((bfd_vma, bfd_signed_vma,
+	   enum hppa_reloc_field_selector_type_alt)) ATTRIBUTE_UNUSED;
+static INLINE int bfd_hppa_insn2fmt PARAMS ((bfd *, int)) ATTRIBUTE_UNUSED;
+static INLINE int hppa_rebuild_insn PARAMS ((int, int, int)) ATTRIBUTE_UNUSED;
+
+
+/* The *sign_extend functions are used to assemble various bitfields
+   taken from an instruction and return the resulting immediate
+   value.  */
+
+static INLINE int
 sign_extend (x, len)
-     unsigned int x, len;
+     int x, len;
 {
-  unsigned int signbit = (1 << (len - 1));
-  unsigned int mask = (signbit << 1) - 1;
+  int signbit = (1 << (len - 1));
+  int mask = (signbit << 1) - 1;
   return ((x & mask) ^ signbit) - signbit;
 }
 
-static INLINE unsigned int
+static INLINE int
 low_sign_extend (x, len)
-     unsigned int x, len;
+     int x, len;
 {
   return (x >> 1) - ((x & 1) << (len - 1));
 }
 
-static INLINE unsigned int
-assemble_3 (x)
-     unsigned int x;
-{
-  return CATENATE (GET_BIT (x, 2), 1, GET_FIELD (x, 0, 1), 2);
-}
-
-static INLINE unsigned int
-assemble_6 (x, y)
-     unsigned int x, y;
-{
-  return (((x & 1) << 5) + (32 - (y & 0x1f)));
-}
-
-static INLINE unsigned int
-assemble_12 (x, y)
-     unsigned int x, y;
-{
-  return CATENATE (CATENATE (y, 1, GET_BIT (x, 10), 1), 2,
- 		   GET_FIELD (x, 0, 9), 9);
-}
-
-static INLINE unsigned int
-assemble_16 (x, y)
-     unsigned int x, y;
-{
-  /* Depends on PSW W-bit !*/
-  unsigned int temp;
-
-  if (HPPA_WIDE)
-    temp = CATENATE (CATENATE (GET_BIT (y, 13), 1,
-			       (GET_BIT (y, 13) ^ GET_BIT (x, 0)), 1), 2,
-		     CATENATE ((GET_BIT (y, 13) ^ GET_BIT (x, 1)), 1,
-			       GET_FIELD (y, 0, 12), 13), 14);
-  else
-    temp = CATENATE (CATENATE (GET_BIT (y, 13), 1, GET_BIT (y, 13), 1), 2,
-		     CATENATE (GET_BIT (y, 13), 1, GET_FIELD (y, 0, 12), 13), 14);
-
-  return sign_extend (temp, 16);
-}
-
-static INLINE unsigned int
-assemble_16a (x, y, z)
-     unsigned int x, y, z;
-{
-  /* Depends on PSW W-bit !*/
-  unsigned int temp;
-
-  if (HPPA_WIDE)
-    temp = CATENATE (CATENATE (z, 1, (z ^ GET_BIT (x, 0)), 1), 2,
-		     CATENATE ((z ^ GET_BIT (x, 1)), 1, y, 11), 12);
-  else
-    temp = CATENATE (CATENATE (z, 1, z, 1), 2, CATENATE (z, 1, y, 11), 12);
-
-  return sign_extend ((temp << 2), 16);
-}
-
-static INLINE unsigned int
-assemble_17 (x, y, z)
-     unsigned int x, y, z;
-{
-  unsigned int temp;
-
-  temp = CATENATE (CATENATE (z, 1, x, 5), 6,
-		   CATENATE (GET_BIT (y, 10), 1, GET_FIELD (y, 0, 9), 10), 11);
-
-  return temp;
-}
-
-static INLINE unsigned int
-assemble_21 (x)
-     unsigned int x;
-{
-  unsigned int temp;
-
-  temp = ((  (x & 0x000001) << 20)
-	  | ((x & 0x000ffe) << 8)
-	  | ((x & 0x003000) >> 12)
-	  | ((x & 0x00c000) >> 7)
-	  | ((x & 0x1f0000) >> 14));
-  return temp;
-}
-
-static INLINE unsigned int
-assemble_22 (a,b,c,d)
-     unsigned int a,b,c,d;
-{
-  unsigned int temp;
-
-  temp = CATENATE (CATENATE (d, 1, a, 5), 6,
-		   CATENATE (b, 5, ELEVEN (c), 11), 16);
-
-  return sign_extend (temp, 22);
-}
-
 
-/* The re_assemble_* functions splice together an opcode and an
-   immediate value.  pa-risc uses all sorts of weird bitfields in the
-   instruction to hold the value.  */
+/* The re_assemble_* functions prepare an immediate value for
+   insertion into an opcode. pa-risc uses all sorts of weird bitfields
+   in the instruction to hold the value.  */
 
-static INLINE unsigned int
+static INLINE int
 sign_unext (x, len)
-     unsigned int x, len;
+     int x, len;
 {
-  unsigned int len_ones;
+  int len_ones;
 
-  len_ones = ((unsigned int) 1 << len) - 1;
+  len_ones = (1 << len) - 1;
 
   return x & len_ones;
 }
 
-static INLINE unsigned int
+static INLINE int
 low_sign_unext (x, len)
-     unsigned int x, len;
+     int x, len;
 {
-  unsigned int temp;
-  unsigned int sign;
+  int temp;
+  int sign;
 
   sign = (x >> (len-1)) & 1;
 
@@ -385,83 +232,69 @@ low_sign_unext (x, len)
   return (temp << 1) | sign;
 }
 
-static INLINE unsigned int
-re_assemble_3 (insn, as3)
-     unsigned int insn;
-     unsigned int as3;
+static INLINE int
+re_assemble_3 (as3)
+     int as3;
 {
-  return (insn
-	  | ((as3 & 4) << (13-2))
+  return ((  (as3 & 4) << (13-2))
 	  | ((as3 & 3) << (13+1)));
 }
 
-static INLINE unsigned int
-re_assemble_12 (insn, as12)
-     unsigned int insn;
-     unsigned int as12;
+static INLINE int
+re_assemble_12 (as12)
+     int as12;
 {
-  return (insn
-	  | ((as12 & 0x800) >> 11)
+  return ((  (as12 & 0x800) >> 11)
 	  | ((as12 & 0x400) >> (10 - 2))
 	  | ((as12 & 0x3ff) << (1 + 2)));
 }
 
-static INLINE unsigned int
-re_assemble_16 (insn, as16, wide)
-     unsigned int insn;
-     unsigned int as16;
-     int wide;
+static INLINE int
+re_assemble_14 (as14)
+     int as14;
 {
-  unsigned int s, t;
+  return ((  (as14 & 0x1fff) << 1)
+	  | ((as14 & 0x2000) >> 13));
+}
 
-  if (wide)
-    {
-      /* Unusual 16-bit encoding.  */
-      t = (as16 << 1) & 0xffff;
-      s = (as16 & 0x8000);
-      return insn | (t ^ s ^ (s >> 1)) | (s >> 15);
-    }
-  else
-    {
-      /* Standard 14-bit encoding.  */
-      t = (as16 << 1) & 0x3fff;
-      s = (as16 & 0x2000);
-      return insn | t | (s >> 13);
-    }
+static INLINE int
+re_assemble_16 (as16)
+     int as16;
+{
+  int s, t;
+
+  /* Unusual 16-bit encoding, for wide mode only.  */
+  t = (as16 << 1) & 0xffff;
+  s = (as16 & 0x8000);
+  return (t ^ s ^ (s >> 1)) | (s >> 15);
 }
 
-static INLINE unsigned int
-re_assemble_17 (insn, as17)
-     unsigned int insn;
-     unsigned int as17;
+static INLINE int
+re_assemble_17 (as17)
+     int as17;
 {
-  return (insn
-	  | ((as17 & 0x10000) >> 16)
+  return ((  (as17 & 0x10000) >> 16)
 	  | ((as17 & 0x0f800) << (16 - 11))
 	  | ((as17 & 0x00400) >> (10 - 2))
 	  | ((as17 & 0x003ff) << (1 + 2)));
 }
 
-static INLINE unsigned int
-re_assemble_21 (insn, as21)
-     unsigned int insn;
-     unsigned int as21;
+static INLINE int
+re_assemble_21 (as21)
+     int as21;
 {
-  return (insn
-	  | ((as21 & 0x100000) >> 20)
+  return ((  (as21 & 0x100000) >> 20)
 	  | ((as21 & 0x0ffe00) >> 8)
 	  | ((as21 & 0x000180) << 7)
 	  | ((as21 & 0x00007c) << 14)
 	  | ((as21 & 0x000003) << 12));
 }
 
-static INLINE unsigned int
-re_assemble_22 (insn, as22)
-     unsigned int insn;
-     unsigned int as22;
+static INLINE int
+re_assemble_22 (as22)
+     int as22;
 {
-  return (insn
-	  | ((as22 & 0x200000) >> 21)
+  return ((  (as22 & 0x200000) >> 21)
 	  | ((as22 & 0x1f0000) << (21 - 16))
 	  | ((as22 & 0x00f800) << (16 - 11))
 	  | ((as22 & 0x000400) >> (10 - 2))
@@ -481,7 +314,7 @@ re_assemble_22 (insn, as22)
 
 static INLINE bfd_signed_vma
 hppa_field_adjust (sym_val, addend, r_field)
-     bfd_signed_vma sym_val;
+     bfd_vma sym_val;
      bfd_signed_vma addend;
      enum hppa_reloc_field_selector_type_alt r_field;
 {
@@ -491,10 +324,18 @@ hppa_field_adjust (sym_val, addend, r_field)
   switch (r_field)
     {
     case e_fsel:
-    case e_nsel:
       /* F: No change.  */
       break;
 
+    case e_nsel:
+      /* N: null selector.  I don't really understand what this is all
+	 about, but HP's documentation says "this indicates that zero
+	 bits are to be used for the displacement on the instruction.
+	 This fixup is used to identify three-instruction sequences to
+	 access data (for importing shared library data)."  */
+      value = 0;
+      break;
+
     case e_lsel:
     case e_nlsel:
       /* L:  Select top 21 bits.  */
@@ -558,123 +399,158 @@ hppa_field_adjust (sym_val, addend, r_field)
 /* PA-RISC OPCODES */
 #define get_opcode(insn)	(((insn) >> 26) & 0x3f)
 
-/* FIXME: this list is incomplete.  It should also be an enumerated
-   type rather than #defines.  */
-
-#define LDO	0x0d
-#define LDB	0x10
-#define LDH	0x11
-#define LDW	0x12
-#define LDWM	0x13
-#define STB	0x18
-#define STH	0x19
-#define STW	0x1a
-#define STWM	0x1b
-#define COMICLR	0x24
-#define SUBI	0x25
-#define SUBIO	0x25
-#define ADDIT	0x2c
-#define ADDITO	0x2c
-#define ADDI	0x2d
-#define ADDIO	0x2d
-#define LDIL	0x08
-#define ADDIL	0x0a
-
-#define MOVB	0x32
-#define MOVIB	0x33
-#define COMBT	0x20
-#define COMBF	0x22
-#define COMIBT	0x21
-#define COMIBF	0x23
-#define ADDBT	0x28
-#define ADDBF	0x2a
-#define ADDIBT	0x29
-#define ADDIBF	0x2b
-#define BVB	0x30
-#define BB	0x31
-
-#define BL	0x3a
-#define BLE	0x39
-#define BE	0x38
-
-#define CMPBDT	0x27
-#define CMPBDF	0x2f
-#define CMPIBD	0x3b
-#define LDD	0x14
-#define STD	0x1c
-#define LDWL	0x17
-#define STWL	0x1f
-#define FLDW    0x16
-#define FSTW    0x1e
-
-/* Given a machine instruction, return its format.
-
-   FIXME:  opcodes which do not map to a known format
-   should return an error of some sort.  */
+enum hppa_opcode_type
+{
+  /* None of the opcodes in the first group generate relocs, so we
+     aren't too concerned about them.  */
+  OP_SYSOP   = 0x00,
+  OP_MEMMNG  = 0x01,
+  OP_ALU     = 0x02,
+  OP_NDXMEM  = 0x03,
+  OP_SPOP    = 0x04,
+  OP_DIAG    = 0x05,
+  OP_FMPYADD = 0x06,
+  OP_UNDEF07 = 0x07,
+  OP_COPRW   = 0x09,
+  OP_COPRDW  = 0x0b,
+  OP_COPR    = 0x0c,
+  OP_FLOAT   = 0x0e,
+  OP_PRDSPEC = 0x0f,
+  OP_UNDEF15 = 0x15,
+  OP_UNDEF1d = 0x1d,
+  OP_FMPYSUB = 0x26,
+  OP_FPFUSED = 0x2e,
+  OP_SHEXDP0 = 0x34,
+  OP_SHEXDP1 = 0x35,
+  OP_SHEXDP2 = 0x36,
+  OP_UNDEF37 = 0x37,
+  OP_SHEXDP3 = 0x3c,
+  OP_SHEXDP4 = 0x3d,
+  OP_MULTMED = 0x3e,
+  OP_UNDEF3f = 0x3f,
+
+  OP_LDIL    = 0x08,
+  OP_ADDIL   = 0x0a,
+
+  OP_LDO     = 0x0d,
+  OP_LDB     = 0x10,
+  OP_LDH     = 0x11,
+  OP_LDW     = 0x12,
+  OP_LDWM    = 0x13,
+  OP_STB     = 0x18,
+  OP_STH     = 0x19,
+  OP_STW     = 0x1a,
+  OP_STWM    = 0x1b,
+
+  OP_LDD     = 0x14,
+  OP_STD     = 0x1c,
+
+  OP_FLDW    = 0x16,
+  OP_LDWL    = 0x17,
+  OP_FSTW    = 0x1e,
+  OP_STWL    = 0x1f,
+
+  OP_COMBT   = 0x20,
+  OP_COMIBT  = 0x21,
+  OP_COMBF   = 0x22,
+  OP_COMIBF  = 0x23,
+  OP_CMPBDT  = 0x27,
+  OP_ADDBT   = 0x28,
+  OP_ADDIBT  = 0x29,
+  OP_ADDBF   = 0x2a,
+  OP_ADDIBF  = 0x2b,
+  OP_CMPBDF  = 0x2f,
+  OP_BVB     = 0x30,
+  OP_BB      = 0x31,
+  OP_MOVB    = 0x32,
+  OP_MOVIB   = 0x33,
+  OP_CMPIBD  = 0x3b,
+
+  OP_COMICLR = 0x24,
+  OP_SUBI    = 0x25,
+  OP_ADDIT   = 0x2c,
+  OP_ADDI    = 0x2d,
+
+  OP_BE      = 0x38,
+  OP_BLE     = 0x39,
+  OP_BL      = 0x3a
+};
+
+
+/* Given a machine instruction, return its format.  */
 
 static INLINE int
-bfd_hppa_insn2fmt (insn)
-     unsigned int insn;
+bfd_hppa_insn2fmt (abfd, insn)
+     bfd *abfd;
+     int insn;
 {
-  unsigned char op = get_opcode (insn);
+  enum hppa_opcode_type op = get_opcode (insn);
 
   switch (op)
     {
-    case ADDI:
-    case ADDIT:
-    case SUBI:
+    case OP_COMICLR:
+    case OP_SUBI:
+    case OP_ADDIT:
+    case OP_ADDI:
       return 11;
 
-    case MOVB:
-    case MOVIB:
-    case COMBT:
-    case COMBF:
-    case COMIBT:
-    case COMIBF:
-    case ADDBT:
-    case ADDBF:
-    case ADDIBT:
-    case ADDIBF:
-    case BVB:
-    case BB:
-    case CMPBDT:
-    case CMPBDF:
-    case CMPIBD:
+    case OP_COMBT:
+    case OP_COMIBT:
+    case OP_COMBF:
+    case OP_COMIBF:
+    case OP_CMPBDT:
+    case OP_ADDBT:
+    case OP_ADDIBT:
+    case OP_ADDBF:
+    case OP_ADDIBF:
+    case OP_CMPBDF:
+    case OP_BVB:
+    case OP_BB:
+    case OP_MOVB:
+    case OP_MOVIB:
+    case OP_CMPIBD:
       return 12;
 
-    case LDO:
-    case LDB:
-    case LDH:
-    case LDW:
-    case LDWM:
-    case STB:
-    case STH:
-    case STW:
-    case STWM:
+    case OP_LDO:
+    case OP_LDB:
+    case OP_LDH:
+    case OP_LDW:
+    case OP_LDWM:
+    case OP_STB:
+    case OP_STH:
+    case OP_STW:
+    case OP_STWM:
+      if (abfd->arch_info->mach >= 25)
+	return 16;	/* Wide mode, format 16.  */
       return 14;
 
-    case LDWL:
-    case STWL:
-    case FLDW:
-    case FSTW:
+    case OP_FLDW:
+    case OP_LDWL:
+    case OP_FSTW:
+    case OP_STWL:
       /* This is a hack.  Unfortunately, format 11 is already taken
 	 and we're using integers rather than an enum, so it's hard
 	 to describe the 11a format.  */
+      if (abfd->arch_info->mach >= 25)
+	return -16;	/* Wide mode, format 16a.  */
       return -11;
 
-    case LDD:
-    case STD:
+    case OP_LDD:
+    case OP_STD:
+      if (abfd->arch_info->mach >= 25)
+	return -10;	/* Wide mode, format 10a.  */
       return 10;
 
-    case BL:
-    case BE:
-    case BLE:
-      if ((insn & 0x00008000) != 0)
+    case OP_BL:
+      if ((insn & 0x8000) != 0)
 	return 22;
+      /* fall thru */
+    case OP_BE:
+    case OP_BLE:
       return 17;
 
-    case LDIL:
-    case ADDIL:
+    case OP_LDIL:
+    case OP_ADDIL:
       return 21;
 
     default:
@@ -687,21 +563,52 @@ bfd_hppa_insn2fmt (insn)
 /* Insert VALUE into INSN using R_FORMAT to determine exactly what
    bits to change.  */
 
-static INLINE unsigned int
-hppa_rebuild_insn (abfd, insn, value, r_format)
-     bfd *abfd ATTRIBUTE_UNUSED;
-     unsigned int insn;
-     unsigned int value;
-     unsigned int r_format;
+static INLINE int
+hppa_rebuild_insn (insn, value, r_format)
+     int insn;
+     int value;
+     int r_format;
 {
   switch (r_format)
     {
-    case 11: return (insn & ~ 0x7ff) | low_sign_unext (value, 11);
-    case 12: return re_assemble_12 (insn & ~ 0x1ffd, value);
-    case 14: return (insn & ~ 0x3fff) | low_sign_unext (value, 14);
-    case 17: return re_assemble_17 (insn & ~ 0x1f1ffd, value);
-    case 21: return re_assemble_21 (insn & ~ 0x1fffff, value);
-    case 32: return value;
+    case 11:
+      return (insn & ~ 0x7ff) | low_sign_unext (value, 11);
+
+    case 12:
+      return (insn & ~ 0x1ffd) | re_assemble_12 (value);
+
+
+    case 10:
+      return (insn & ~ 0x3ff1) | re_assemble_14 (value & -8);
+
+    case -11:
+      return (insn & ~ 0x3ff9) | re_assemble_14 (value & -4);
+
+    case 14:
+      return (insn & ~ 0x3fff) | re_assemble_14 (value);
+
+
+    case -10:
+      return (insn & ~ 0xfff1) | re_assemble_16 (value & -8);
+
+    case -16:
+      return (insn & ~ 0xfff9) | re_assemble_16 (value & -4);
+
+    case 16:
+      return (insn & ~ 0xffff) | re_assemble_16 (value);
+
+
+    case 17:
+      return (insn & ~ 0x1f1ffd) | re_assemble_17 (value);
+
+    case 21:
+      return (insn & ~ 0x1fffff) | re_assemble_21 (value);
+
+    case 22:
+      return (insn & ~ 0x3ff1ffd) | re_assemble_22 (value);
+
+    case 32:
+      return value;
 
     default:
       abort ();
@@ -709,4 +616,4 @@ hppa_rebuild_insn (abfd, insn, value, r_format)
   return insn;
 }
 
-#endif /* _HPPA_H */
+#endif /* _LIBHPPA_H */