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m68k.c (m68k_compute_frame_layout): Ensure FPU related frame information is always valid. 

* config/m68k/m68k.c (m68k_compute_frame_layout): Ensure FPU related
	frame information is always valid.
	(m68k_output_function_prologue): Remove superfluous TARGET_68881
	test; fix formatting.

From-SVN: r72965
This commit is contained in:
Gunther Nikl 2003-10-26 22:19:25 +00:00 committed by Bernardo Innocenti
parent 8580250412
commit 5704768051
2 changed files with 26 additions and 23 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2003-10-26 Gunther Nikl <gni@gecko.de>
* config/m68k/m68k.c (m68k_compute_frame_layout): Ensure FPU related
frame information is always valid.
(m68k_output_function_prologue): Remove superfluous TARGET_68881
test; fix formatting.
2003-10-26 Gunther Nikl <gni@gecko.de>
* config/m68k/m68k.c (m68k_compute_frame_layout): Swap reg_mask and

42
gcc/config/m68k/m68k.c
View File

@ -352,9 +352,10 @@ m68k_compute_frame_layout (void)
current_frame.reg_mask = mask;
current_frame.reg_rev_mask = rmask;
current_frame.foffset = 0;
mask = rmask = saved = 0;
if (TARGET_68881 /* || TARGET_CFV4E */)
{
mask = rmask = saved = 0;
for (regno = 16; regno < 24; regno++)
if (m68k_save_reg (regno, interrupt_handler))
{
@ -364,10 +365,10 @@ m68k_compute_frame_layout (void)
}
current_frame.foffset = saved * 12 /* (TARGET_CFV4E ? 8 : 12) */;
current_frame.offset += current_frame.foffset;
current_frame.fpu_no = saved;
current_frame.fpu_mask = mask;
current_frame.fpu_rev_mask = rmask;
}
current_frame.fpu_no = saved;
current_frame.fpu_mask = mask;
current_frame.fpu_rev_mask = rmask;
/* Remember what function this frame refers to. */
current_frame.funcdef_no = current_function_funcdef_no;
@ -603,28 +604,24 @@ m68k_output_function_prologue (FILE *stream, HOST_WIDE_INT size ATTRIBUTE_UNUSED
}
} /* !frame_pointer_needed */
if (TARGET_68881)
if (current_frame.fpu_mask)
{
if (current_frame.fpu_mask)
{
#ifdef MOTOROLA
asm_fprintf (stream, "\tfmovm %I0x%x,-(%Rsp)\n", current_frame.fpu_mask);
asm_fprintf (stream, "\tfmovm %I0x%x,-(%Rsp)\n", current_frame.fpu_mask);
#else
asm_fprintf (stream, "\tfmovem %I0x%x,%Rsp@-\n", current_frame.fpu_mask);
asm_fprintf (stream, "\tfmovem %I0x%x,%Rsp@-\n", current_frame.fpu_mask);
#endif
if (dwarf2out_do_frame ())
{
char *l = (char *) dwarf2out_cfi_label ();
int n_regs, regno;
if (dwarf2out_do_frame ())
{
char *l = (char *) dwarf2out_cfi_label ();
int n_regs, regno;
cfa_offset += current_frame.fpu_no * 12;
if (! frame_pointer_needed)
dwarf2out_def_cfa (l, STACK_POINTER_REGNUM, cfa_offset);
for (regno = 16, n_regs = 0; regno < 24; regno++)
if (current_frame.fpu_mask & (1 << (regno - 16)))
dwarf2out_reg_save (l, regno,
-cfa_offset + n_regs++ * 12);
}
cfa_offset += current_frame.fpu_no * 12;
if (! frame_pointer_needed)
dwarf2out_def_cfa (l, STACK_POINTER_REGNUM, cfa_offset);
for (regno = 16, n_regs = 0; regno < 24; regno++)
if (current_frame.fpu_mask & (1 << (regno - 16)))
dwarf2out_reg_save (l, regno, -cfa_offset + n_regs++ * 12);
}
}
@ -710,8 +707,7 @@ m68k_output_function_prologue (FILE *stream, HOST_WIDE_INT size ATTRIBUTE_UNUSED
dwarf2out_def_cfa (l, STACK_POINTER_REGNUM, cfa_offset);
for (regno = 0, n_regs = 0; regno < 16; regno++)
if (current_frame.reg_mask & (1 << regno))
dwarf2out_reg_save (l, regno,
-cfa_offset + n_regs++ * 4);
dwarf2out_reg_save (l, regno, -cfa_offset + n_regs++ * 4);
}
}
if (!TARGET_SEP_DATA && flag_pic &&