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arm.c (arm_compute_save_reg0_reg12_mask): Save PIC register if current_function_uses_pic_offset_table is set.

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* config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
	register if current_function_uses_pic_offset_table is set.

From-SVN: r90465
This commit is contained in:
Paul Brook 2004-11-11 01:24:07 +00:00
parent ed50f1785b
commit cfa01aaba5
2 changed files with 15 additions and 3 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2004-11-11 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
register if current_function_uses_pic_offset_table is set.
2004-11-10 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.md (define_attr "type"): Add two and three.
@ -47,7 +52,7 @@
2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
PR tree-optimization/17892
* tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
* tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
MINUS_EXPR operator.
2004-11-10 James A. Morrison <phython@gcc.gnu.org>

11
gcc/config/arm/arm.c
View File

@ -8630,6 +8630,12 @@ arm_compute_save_reg0_reg12_mask (void)
if (regs_ever_live[reg]
|| (! current_function_is_leaf && call_used_regs [reg]))
save_reg_mask |= (1 << reg);
/* Also save the pic base register if neccessary. */
if (flag_pic
&& !TARGET_SINGLE_PIC_BASE
&& current_function_uses_pic_offset_table)
save_reg_mask |= 1 << PIC_OFFSET_TABLE_REGNUM;
}
else
{
@ -8649,8 +8655,9 @@ arm_compute_save_reg0_reg12_mask (void)
/* If we aren't loading the PIC register,
don't stack it even though it may be live. */
if (flag_pic
&& ! TARGET_SINGLE_PIC_BASE
&& regs_ever_live[PIC_OFFSET_TABLE_REGNUM])
&& !TARGET_SINGLE_PIC_BASE
&& (regs_ever_live[PIC_OFFSET_TABLE_REGNUM]
|| current_function_uses_pic_offset_table))
save_reg_mask |= 1 << PIC_OFFSET_TABLE_REGNUM;
}