* config/tc-ppc.c (PPC_VLE_SPLIT16A): Delete unused macro.

	(PPC_VLE_SPLIT16D, PPC_VLE_LO16A, PPC_VLE_LO16D): Likewise.
	(PPC_VLE_HI16A, PPC_VLE_HI16D): Likewise.
	(PPC_VLE_HA16A, PPC_VLE_HA16D): Likewise.
	(md_apply_fix): Set fx_no_overflow for assorted relocations.
	Shift and sign-extend fieldval for use by some VLE reloc
	operand->insert functions.

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 50d9d6b2b394b6ad8784e2842cbd52b5e48a08dd..9ec5ff175b82f07266d88f70feee2ed8126f9b95 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,9 +1,18 @@
+2013-05-07  Alan Modra  <amodra@gmail.com>
+
+       * config/tc-ppc.c (PPC_VLE_SPLIT16A): Delete unused macro.
+       (PPC_VLE_SPLIT16D, PPC_VLE_LO16A, PPC_VLE_LO16D): Likewise.
+       (PPC_VLE_HI16A, PPC_VLE_HI16D): Likewise.
+       (PPC_VLE_HA16A, PPC_VLE_HA16D): Likewise.
+       (md_apply_fix): Set fx_no_overflow for assorted relocations.
+       Shift and sign-extend fieldval for use by some VLE reloc
+       operand->insert functions.
+
 2013-05-06  Paul Brook  <paul@codesourcery.com>
            Catherine Moore  <clm@codesourcery.com>
 
-        gas/
-        * config/tc-mips.c (md_pcrel_from): Handle BFD_RELOC_32_PCREL.
-        (limited_pcrel_reloc_p): Likewise.
+       * config/tc-mips.c (md_pcrel_from): Handle BFD_RELOC_32_PCREL.
+       (limited_pcrel_reloc_p): Likewise.
        (md_apply_fix): Likewise.
        (tc_gen_reloc): Likewise.
 

diff --git a/gas/config/tc-ppc.c b/gas/config/tc-ppc.c
index 0929e52242e97da4b552b3e04f543a7033aa07d6..9baf34d74b426b6a810c3507c8fc6d714e98e92f 100644 (file)
--- a/gas/config/tc-ppc.c
+++ b/gas/config/tc-ppc.c
@@ -64,40 +64,14 @@ static int set_target_endian = 0;
 /* #lo(value) denotes the least significant 16 bits of the indicated.  */
 #define PPC_LO(v) ((v) & 0xffff)
 
-/* Split the indicated value with the msbs in bits 11-15
-   and the lsbs in bits 21-31.  */
-#define PPC_VLE_SPLIT16A(v) ((v & 0xf800) << 11) | (v & 0x7ff)
-
-/* Split the indicated value with the msbs in bits 6-10
-   and the lsbs in bits 21-31.  */
-#define PPC_VLE_SPLIT16D(v) ((v & 0xf800) << 5) | (v & 0x7ff)
-
-/* #lo(value) denotes the lsb 16 bits in split16a format.  */
-#define PPC_VLE_LO16A(v) PPC_VLE_SPLIT16A(PPC_LO(v))
-
-/* #lo(value) denotes the lsb 16 bits in split16d format.  */
-#define PPC_VLE_LO16D(v) PPC_VLE_SPLIT16D(PPC_LO(v))
-
 /* #hi(value) denotes bits 16 through 31 of the indicated value.  */
 #define PPC_HI(v) (((v) >> 16) & 0xffff)
 
-/* #lo(value) denotes the msb 16 bits in split16a format.  */
-#define PPC_VLE_HI16A(v) PPC_VLE_SPLIT16A(PPC_HI(v))
-
-/* #lo(value) denotes the msb 16 bits in split16d format.  */
-#define PPC_VLE_HI16D(v) PPC_VLE_SPLIT16D(PPC_HI(v))
-
 /* #ha(value) denotes the high adjusted value: bits 16 through 31 of
   the indicated value, compensating for #lo() being treated as a
   signed number.  */
 #define PPC_HA(v) PPC_HI ((v) + 0x8000)
 
-/* #ha(value) denotes the high adjusted value in split16a format.  */
-#define PPC_VLE_HA16A(v) PPC_VLE_SPLIT16A(PPC_HA(v))
-
-/* #ha(value) denotes the high adjusted value in split16d format.  */
-#define PPC_VLE_HA16D(v) PPC_VLE_SPLIT16D(PPC_HA(v))
-
 /* #higher(value) denotes bits 32 through 47 of the indicated value.  */
 #define PPC_HIGHER(v) (((v) >> 16 >> 16) & 0xffff)
 
@@ -6393,7 +6367,10 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
            fixP->fx_r_type = BFD_RELOC_LO16_PCREL;
          /* fall through */
        case BFD_RELOC_LO16_PCREL:
+       case BFD_RELOC_PPC_VLE_LO16A:
+       case BFD_RELOC_PPC_VLE_LO16D:
          fieldval = SEX16 (value);
+         fixP->fx_no_overflow = 1;
          break;
 
        case BFD_RELOC_HI16:
@@ -6401,7 +6378,10 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
            fixP->fx_r_type = BFD_RELOC_HI16_PCREL;
          /* fall through */
        case BFD_RELOC_HI16_PCREL:
+       case BFD_RELOC_PPC_VLE_HI16A:
+       case BFD_RELOC_PPC_VLE_HI16D:
          fieldval = SEX16 (PPC_HI (value));
+         fixP->fx_no_overflow = 1;
          break;
 
        case BFD_RELOC_HI16_S:
@@ -6409,7 +6389,10 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
            fixP->fx_r_type = BFD_RELOC_HI16_S_PCREL;
          /* fall through */
        case BFD_RELOC_HI16_S_PCREL:
+       case BFD_RELOC_PPC_VLE_HA16A:
+       case BFD_RELOC_PPC_VLE_HA16D:
          fieldval = SEX16 (PPC_HA (value));
+         fixP->fx_no_overflow = 1;
          break;
 
 #ifdef OBJ_ELF
@@ -6417,24 +6400,28 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
          if (fixP->fx_pcrel)
            goto bad_pcrel;
          fieldval = SEX16 (PPC_HIGHER (value));
+         fixP->fx_no_overflow = 1;
          break;
 
        case BFD_RELOC_PPC64_HIGHER_S:
          if (fixP->fx_pcrel)
            goto bad_pcrel;
          fieldval = SEX16 (PPC_HIGHERA (value));
+         fixP->fx_no_overflow = 1;
          break;
 
        case BFD_RELOC_PPC64_HIGHEST:
          if (fixP->fx_pcrel)
            goto bad_pcrel;
          fieldval = SEX16 (PPC_HIGHEST (value));
+         fixP->fx_no_overflow = 1;
          break;
 
        case BFD_RELOC_PPC64_HIGHEST_S:
          if (fixP->fx_pcrel)
            goto bad_pcrel;
          fieldval = SEX16 (PPC_HIGHESTA (value));
+         fixP->fx_no_overflow = 1;
          break;
 
          /* The following relocs can't be calculated by the assembler.