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* mips-linux-tdep.c: Include "floatformat.h".

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(mips_linux_init_abi): Use 128-bit long double for N32 and N64.
	(mips_n32n64_return_value): Support 128-bit long double.
	(print_gp_register_row): Don't print spaces before ignored
	or floating point registers.
This commit is contained in:
Daniel Jacobowitz
2006-03-15 16:37:52 +00:00
parent 3e5af19ed9
commit d05f682671
4 changed files with 53 additions and 3 deletions
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27
gdb/mips-tdep.c
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@@ -1,7 +1,7 @@
/* Target-dependent code for the MIPS architecture, for GDB, the GNU Debugger.
Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
Free Software Foundation, Inc.
Contributed by Alessandro Forin(af@cs.cmu.edu) at CMU
@@ -2910,6 +2910,24 @@ mips_n32n64_return_value (struct gdbarch *gdbarch,
|| TYPE_CODE (type) == TYPE_CODE_ARRAY
|| TYPE_LENGTH (type) > 2 * mips_abi_regsize (gdbarch))
return RETURN_VALUE_STRUCT_CONVENTION;
else if (TYPE_CODE (type) == TYPE_CODE_FLT
&& TYPE_LENGTH (type) == 16
&& tdep->mips_fpu_type != MIPS_FPU_NONE)
{
/* A 128-bit floating-point value fills both $f0 and $f2. The
two registers are used in the same as memory order, so the
eight bytes with the lower memory address are in $f0. */
if (mips_debug)
fprintf_unfiltered (gdb_stderr, "Return float in $f0 and $f2\n");
mips_xfer_register (regcache,
NUM_REGS + mips_regnum (current_gdbarch)->fp0,
8, TARGET_BYTE_ORDER, readbuf, writebuf, 0);
mips_xfer_register (regcache,
NUM_REGS + mips_regnum (current_gdbarch)->fp0 + 2,
8, TARGET_BYTE_ORDER, readbuf ? readbuf + 8 : readbuf,
writebuf ? writebuf + 8 : writebuf, 0);
return RETURN_VALUE_REGISTER_CONVENTION;
}
else if (TYPE_CODE (type) == TYPE_CODE_FLT
&& tdep->mips_fpu_type != MIPS_FPU_NONE)
{
@@ -4037,7 +4055,6 @@ print_gp_register_row (struct ui_file *file, struct frame_info *frame,
int regnum;
/* For GP registers, we print a separate row of names above the vals */
fprintf_filtered (file, " ");
for (col = 0, regnum = start_regnum;
col < ncols && regnum < NUM_REGS + NUM_PSEUDO_REGS; regnum++)
{
@@ -4046,11 +4063,17 @@ print_gp_register_row (struct ui_file *file, struct frame_info *frame,
if (TYPE_CODE (gdbarch_register_type (gdbarch, regnum)) ==
TYPE_CODE_FLT)
break; /* end the row: reached FP register */
if (col == 0)
fprintf_filtered (file, " ");
fprintf_filtered (file,
mips_abi_regsize (current_gdbarch) == 8 ? "%17s" : "%9s",
REGISTER_NAME (regnum));
col++;
}
if (col == 0)
return regnum;
/* print the R0 to R31 names */
if ((start_regnum % NUM_REGS) < MIPS_NUMREGS)
fprintf_filtered (file, "\n R%-4d", start_regnum % NUM_REGS);