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pa.h (TARGET_SWITCHES): Add new flags "-mlong-load-store" and "-mno-long-load-store".

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* pa.h (TARGET_SWITCHES): Add new flags "-mlong-load-store" and
        "-mno-long-load-store".
        (TARGET_LONG_LOAD_STORE): Define.
        * pa.md (symbolic high part): Handle TARGET_LONG_LOAD_STORE.

From-SVN: r11384
This commit is contained in:
Jeff Law 1996-02-29 11:17:35 -07:00
parent 7e10a91972
commit c3d4f633e6
2 changed files with 18 additions and 2 deletions
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6
gcc/config/pa/pa.h
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@ -101,6 +101,10 @@ extern int target_flags;
#define TARGET_SOFT_FLOAT (target_flags & 256)
/* Use 3-insn load/store sequences for access to large data segments
in shared libraries on hpux10. */
#define TARGET_LONG_LOAD_STORE (target_flags & 512)
/* Macro to define tables used to set the flags.
This is a list in braces of pairs in braces,
each pair being { "NAME", VALUE }
@ -126,6 +130,8 @@ extern int target_flags;
{"no-gas", -128}, \
{"soft-float", 256}, \
{"no-soft-float", -256}, \
{"long-load-store", 512}, \
{"no-long-load-store", -512},\
{"linker-opt", 0}, \
{ "", TARGET_DEFAULT}}

14
gcc/config/pa/pa.md
View File

@ -1693,9 +1693,19 @@
&& ! function_label_operand (operands[1])
&& ! read_only_operand (operands[1])
&& ! flag_pic"
"addil LR'%H1,%%r27"
"*
{
if (TARGET_LONG_LOAD_STORE)
return \"addil NLR'%H1,%%r27\;ldo N'%H1(%%r1),%%r1\";
else
return \"addil LR'%H1,%%r27\";
}"
[(set_attr "type" "binary")
(set_attr "length" "4")])
(set (attr "length")
(if_then_else (eq (symbol_ref "TARGET_LONG_LOAD_STORE") (const_int 0))
(const_int 4)
(const_int 8)))])
;; This is for use in the prologue/epilogue code. We need it
;; to add large constants to a stack pointer or frame pointer.