/* Target-dependent code for UltraSPARC.
- Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 2003-2014 Free Software Foundation, Inc.
This file is part of GDB.
#include "value.h"
#include "gdb_assert.h"
-#include "gdb_string.h"
+#include <string.h>
#include "sparc64-tdep.h"
struct type *type = value_type (args[i]);
int len = TYPE_LENGTH (type);
- if (sparc64_structure_or_union_p (type))
+ if (sparc64_structure_or_union_p (type)
+ || (sparc64_complex_floating_p (type) && len == 32))
{
/* Structure or Union arguments. */
if (len <= 16)
num_elements++;
}
}
- else if (sparc64_floating_p (type))
+ else if (sparc64_floating_p (type) || sparc64_complex_floating_p (type))
{
/* Floating arguments. */
-
if (len == 16)
{
/* The psABI says that "Each quad-precision parameter
int regnum = -1;
gdb_byte buf[16];
- if (sparc64_structure_or_union_p (type))
+ if (sparc64_structure_or_union_p (type)
+ || (sparc64_complex_floating_p (type) && len == 32))
{
/* Structure or Union arguments. */
gdb_assert (len <= 16);
/* The psABI says "Each single-precision parameter value
will be assigned to one extended word in the
parameter array, and right-justified within that
- word; the left half (even floatregister) is
+ word; the left half (even float register) is
undefined." Even though the psABI says that "the
left half is undefined", set it to zero here. */
memset (buf, 0, 4);
}
else if (regnum >= SPARC64_Q0_REGNUM && regnum <= SPARC64_Q8_REGNUM)
{
- gdb_assert (element < 6);
+ gdb_assert (element < 5);
regnum = SPARC_O0_REGNUM + element;
regcache_cooked_write (regcache, regnum, valbuf);
regcache_cooked_write (regcache, regnum + 1, valbuf + 8);
sparc64_extract_floating_fields (regcache, type, buf, 0);
memcpy (valbuf, buf, len);
}
- else if (sparc64_floating_p (type))
+ else if (sparc64_floating_p (type) || sparc64_complex_floating_p (type))
{
/* Floating return values. */
for (i = 0; i < len / 4; i++)
}
static enum return_value_convention
-sparc64_return_value (struct gdbarch *gdbarch, struct type *func_type,
+sparc64_return_value (struct gdbarch *gdbarch, struct value *function,
struct type *type, struct regcache *regcache,
gdb_byte *readbuf, const gdb_byte *writebuf)
{
}
void
-sparc64_supply_fpregset (struct regcache *regcache,
+sparc64_supply_fpregset (const struct sparc_fpregset *fpregset,
+ struct regcache *regcache,
int regnum, const void *fpregs)
{
int sparc32 = (gdbarch_ptr_bit (get_regcache_arch (regcache)) == 32);
for (i = 0; i < 32; i++)
{
if (regnum == (SPARC_F0_REGNUM + i) || regnum == -1)
- regcache_raw_supply (regcache, SPARC_F0_REGNUM + i, regs + (i * 4));
+ regcache_raw_supply (regcache, SPARC_F0_REGNUM + i,
+ regs + fpregset->r_f0_offset + (i * 4));
}
if (sparc32)
{
if (regnum == SPARC32_FSR_REGNUM || regnum == -1)
regcache_raw_supply (regcache, SPARC32_FSR_REGNUM,
- regs + (32 * 4) + (16 * 8) + 4);
+ regs + fpregset->r_fsr_offset);
}
else
{
{
if (regnum == (SPARC64_F32_REGNUM + i) || regnum == -1)
regcache_raw_supply (regcache, SPARC64_F32_REGNUM + i,
- regs + (32 * 4) + (i * 8));
+ (regs + fpregset->r_f0_offset
+ + (32 * 4) + (i * 8)));
}
if (regnum == SPARC64_FSR_REGNUM || regnum == -1)
regcache_raw_supply (regcache, SPARC64_FSR_REGNUM,
- regs + (32 * 4) + (16 * 8));
+ regs + fpregset->r_fsr_offset);
}
}
void
-sparc64_collect_fpregset (const struct regcache *regcache,
+sparc64_collect_fpregset (const struct sparc_fpregset *fpregset,
+ const struct regcache *regcache,
int regnum, void *fpregs)
{
int sparc32 = (gdbarch_ptr_bit (get_regcache_arch (regcache)) == 32);
for (i = 0; i < 32; i++)
{
if (regnum == (SPARC_F0_REGNUM + i) || regnum == -1)
- regcache_raw_collect (regcache, SPARC_F0_REGNUM + i, regs + (i * 4));
+ regcache_raw_collect (regcache, SPARC_F0_REGNUM + i,
+ regs + fpregset->r_f0_offset + (i * 4));
}
if (sparc32)
{
if (regnum == SPARC32_FSR_REGNUM || regnum == -1)
regcache_raw_collect (regcache, SPARC32_FSR_REGNUM,
- regs + (32 * 4) + (16 * 8) + 4);
+ regs + fpregset->r_fsr_offset);
}
else
{
{
if (regnum == (SPARC64_F32_REGNUM + i) || regnum == -1)
regcache_raw_collect (regcache, SPARC64_F32_REGNUM + i,
- regs + (32 * 4) + (i * 8));
+ (regs + fpregset->r_f0_offset
+ + (32 * 4) + (i * 8)));
}
if (regnum == SPARC64_FSR_REGNUM || regnum == -1)
regcache_raw_collect (regcache, SPARC64_FSR_REGNUM,
- regs + (32 * 4) + (16 * 8));
+ regs + fpregset->r_fsr_offset);
}
}
+const struct sparc_fpregset sparc64_bsd_fpregset =
+{
+ 0 * 8, /* %f0 */
+ 32 * 8, /* %fsr */
+};