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ia64.c (ia64_expand_load_address): Force destination to be DImode register. 

* config/ia64/ia64.c (ia64_expand_load_address): Force destination
        to be DImode register.  Merge load_symptr.
        * config/ia64/ia64.md (load_symptr): Remove.

From-SVN: r66808
This commit is contained in:
Richard Henderson 2003-05-14 10:46:50 -07:00 committed by Richard Henderson
parent 2adb9af1f8
commit ae49d6e592
3 changed files with 24 additions and 13 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2003-05-14 Richard Henderson <rth@redhat.com>
* config/ia64/ia64.c (ia64_expand_load_address): Force destination
to be DImode register. Merge load_symptr.
* config/ia64/ia64.md (load_symptr): Remove.
2003-05-14 Richard Henderson <rth@redhat.com> 2003-05-14 Richard Henderson <rth@redhat.com>
* rtl.h (TREE_CONSTANT_POOL_ADDRESS_P): Rename from * rtl.h (TREE_CONSTANT_POOL_ADDRESS_P): Rename from

20
gcc/config/ia64/ia64.c
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@ -1099,6 +1099,13 @@ ia64_expand_load_address (dest, src)
if (GET_CODE (dest) != REG) if (GET_CODE (dest) != REG)
abort (); abort ();
/* ILP32 mode still loads 64-bits of data from the GOT. This avoids
having to pointer-extend the value afterward. Other forms of address
computation below are also more natural to compute as 64-bit quantities.
If we've been given an SImode destination register, change it. */
if (GET_MODE (dest) != Pmode)
dest = gen_rtx_REG (Pmode, REGNO (dest));
if (TARGET_AUTO_PIC) if (TARGET_AUTO_PIC)
{ {
emit_insn (gen_load_gprel64 (dest, src)); emit_insn (gen_load_gprel64 (dest, src));
@ -1129,11 +1136,20 @@ ia64_expand_load_address (dest, src)
lo = ((ofs & 0x3fff) ^ 0x2000) - 0x2000; lo = ((ofs & 0x3fff) ^ 0x2000) - 0x2000;
hi = ofs - lo; hi = ofs - lo;
emit_insn (gen_load_symptr (dest, plus_constant (sym, hi), dest)); ia64_expand_load_address (dest, plus_constant (sym, hi));
emit_insn (gen_adddi3 (dest, dest, GEN_INT (lo))); emit_insn (gen_adddi3 (dest, dest, GEN_INT (lo)));
} }
else else
emit_insn (gen_load_symptr (dest, src, dest)); {
rtx tmp;
tmp = gen_rtx_HIGH (Pmode, src);
tmp = gen_rtx_PLUS (Pmode, tmp, pic_offset_table_rtx);
emit_insn (gen_rtx_SET (VOIDmode, dest, tmp));
tmp = gen_rtx_LO_SUM (GET_MODE (dest), dest, src);
emit_insn (gen_rtx_SET (VOIDmode, dest, tmp));
}
} }
static GTY(()) rtx gen_tls_tga; static GTY(()) rtx gen_tls_tga;

11
gcc/config/ia64/ia64.md
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@ -410,17 +410,6 @@
operands[3] = pic_offset_table_rtx; operands[3] = pic_offset_table_rtx;
}) })
(define_expand "load_symptr"
[(set (match_operand:DI 2 "register_operand" "")
(plus:DI (high:DI (match_operand:DI 1 "got_symbolic_operand" ""))
(match_dup 3)))
(set (match_operand:DI 0 "register_operand" "")
(lo_sum:DI (match_dup 2) (match_dup 1)))]
""
{
operands[3] = pic_offset_table_rtx;
})
(define_insn "*load_symptr_high" (define_insn "*load_symptr_high"
[(set (match_operand:DI 0 "register_operand" "=r") [(set (match_operand:DI 0 "register_operand" "=r")
(plus:DI (high:DI (match_operand 1 "got_symbolic_operand" "s")) (plus:DI (high:DI (match_operand 1 "got_symbolic_operand" "s"))