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pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on TARGET_HPUX.

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* pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
	TARGET_HPUX.  Revise comment.
	(TARGET_LONG_PIC_PCREL_CALL): Revise comment.
	* pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
	Use sr4 variant of `be' instruction when not generating PIC code.
	(attr_length_call): Adjust for above change.

From-SVN: r133123
This commit is contained in:
John David Anglin 2008-03-11 23:37:11 +00:00 • committed by John David Anglin
parent 76a7d3ca51
commit 9dbd54bebb
3 changed files with 31 additions and 23 deletions
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9
gcc/ChangeLog
View file

@ -1,3 +1,12 @@
2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
TARGET_HPUX. Revise comment.
(TARGET_LONG_PIC_PCREL_CALL): Revise comment.
* pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
Use sr4 variant of `be' instruction when not generating PIC code.
(attr_length_call): Adjust for above change.
2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
* ipa-reference.c (static_execute): Remove module_statics_const and

24
gcc/config/pa/pa.c
View file

@ -7417,14 +7417,13 @@ attr_length_call (rtx insn, int sibcall)
length += 12;
/* long pc-relative branch sequence. */
else if ((TARGET_SOM && TARGET_LONG_PIC_SDIFF_CALL)
|| (TARGET_64BIT && !TARGET_GAS)
else if (TARGET_LONG_PIC_SDIFF_CALL
|| (TARGET_GAS && !TARGET_SOM
&& (TARGET_LONG_PIC_PCREL_CALL || local_call)))
{
length += 20;
if (!TARGET_PA_20 && !TARGET_NO_SPACE_REGS)
if (!TARGET_PA_20 && !TARGET_NO_SPACE_REGS && flag_pic)
length += 8;
}
@ -7444,7 +7443,7 @@ attr_length_call (rtx insn, int sibcall)
if (!sibcall)
length += 8;
if (!TARGET_NO_SPACE_REGS)
if (!TARGET_NO_SPACE_REGS && flag_pic)
length += 8;
}
}
@ -7528,7 +7527,7 @@ output_call (rtx insn, rtx call_dest, int sibcall)
of increasing length and complexity. In most cases,
they don't allow an instruction in the delay slot. */
if (!((TARGET_LONG_ABS_CALL || local_call) && !flag_pic)
&& !(TARGET_SOM && TARGET_LONG_PIC_SDIFF_CALL)
&& !TARGET_LONG_PIC_SDIFF_CALL
&& !(TARGET_GAS && !TARGET_SOM
&& (TARGET_LONG_PIC_PCREL_CALL || local_call))
&& !TARGET_64BIT)
@ -7574,13 +7573,12 @@ output_call (rtx insn, rtx call_dest, int sibcall)
}
else
{
if ((TARGET_SOM && TARGET_LONG_PIC_SDIFF_CALL)
|| (TARGET_64BIT && !TARGET_GAS))
if (TARGET_LONG_PIC_SDIFF_CALL)
{
/* The HP assembler and linker can handle relocations
for the difference of two symbols. GAS and the HP
linker can't do this when one of the symbols is
external. */
for the difference of two symbols. The HP assembler
recognizes the sequence as a pc-relative call and
the linker provides stubs when needed. */
xoperands[1] = gen_label_rtx ();
output_asm_insn ("{bl|b,l} .+8,%%r1", xoperands);
output_asm_insn ("addil L'%0-%l1,%%r1", xoperands);
@ -7665,20 +7663,20 @@ output_call (rtx insn, rtx call_dest, int sibcall)
}
else
{
if (!TARGET_NO_SPACE_REGS)
if (!TARGET_NO_SPACE_REGS && flag_pic)
output_asm_insn ("ldsid (%%r1),%%r31\n\tmtsp %%r31,%%sr0",
xoperands);
if (sibcall)
{
if (TARGET_NO_SPACE_REGS)
if (TARGET_NO_SPACE_REGS || !flag_pic)
output_asm_insn ("be 0(%%sr4,%%r1)", xoperands);
else
output_asm_insn ("be 0(%%sr0,%%r1)", xoperands);
}
else
{
if (TARGET_NO_SPACE_REGS)
if (TARGET_NO_SPACE_REGS || !flag_pic)
output_asm_insn ("ble 0(%%sr4,%%r1)", xoperands);
else
output_asm_insn ("ble 0(%%sr0,%%r1)", xoperands);

21
gcc/config/pa/pa.h
View file

@ -101,17 +101,18 @@ extern int flag_pa_unix;
calls. They are used only in non-pic code. */
#define TARGET_LONG_ABS_CALL (TARGET_SOM && !TARGET_GAS)
/* Define to a C expression evaluating to true to use long pic symbol
difference calls. This is a call variant similar to the long pic
pc-relative call. Long pic symbol difference calls are only used with
the HP SOM linker. Currently, only the HP assembler supports these
calls. GAS doesn't allow an arbitrary difference of two symbols. */
#define TARGET_LONG_PIC_SDIFF_CALL (!TARGET_GAS)
/* Define to a C expression evaluating to true to use long PIC symbol
difference calls. Long PIC symbol difference calls are only used with
the HP assembler and linker. The HP assembler detects this instruction
sequence and treats it as long pc-relative call. Currently, GAS only
allows a difference of two symbols in the same subspace, and it doesn't
detect the sequence as a pc-relative call. */
#define TARGET_LONG_PIC_SDIFF_CALL (!TARGET_GAS && TARGET_HPUX)
/* Define to a C expression evaluating to true to use long pic
pc-relative calls. Long pic pc-relative calls are only used with
GAS. Currently, they are usable for calls within a module but
not for external calls. */
/* Define to a C expression evaluating to true to use long PIC
pc-relative calls. Long PIC pc-relative calls are only used with
GAS. Currently, they are usable for calls which bind local to a
module but not for external calls. */
#define TARGET_LONG_PIC_PCREL_CALL 0
/* Define to a C expression evaluating to true to use SOM secondary