This is ordinarily the length in words of a value of mode MODE
but can be less for certain modes in special long registers.
- For the SPE, GPRs are 64 bits but only 32 bits are visible in
- scalar instructions. The upper 32 bits are only available to the
- SIMD instructions.
-
POWER and PowerPC GPRs hold 32 bits worth;
PowerPC64 GPRs and FPRs point register holds 64 bits worth. */
addr_mask |= RELOAD_REG_INDEXED;
/* Figure out if we can do PRE_INC, PRE_DEC, or PRE_MODIFY
- addressing. Restrict addressing on SPE for 64-bit types
- because of the SUBREG hackery used to address 64-bit floats in
- '32-bit' GPRs. If we allow scalars into Altivec registers,
+ addressing. If we allow scalars into Altivec registers,
don't allow PRE_INC, PRE_DEC, or PRE_MODIFY. */
if (TARGET_UPDATE
rs6000_vector_align[TImode] = align64;
}
- /* TODO add SPE and paired floating point vector support. */
+ /* TODO add paired floating point vector support. */
/* Register class constraints for the constraints that depend on compile
switches. When the VSX code was added, different constraints were added
/* Return the builtin mask of the various options used that could affect which
builtins were used. In the past we used target_flags, but we've run out of
- bits, and some options like SPE and PAIRED are no longer in
- target_flags. */
+ bits, and some options like PAIRED are no longer in target_flags. */
HOST_WIDE_INT
rs6000_builtin_mask_calculate (void)
/* Set the builtin mask of the various options used that could affect which
builtins were used. In the past we used target_flags, but we've run out
- of bits, and some options like SPE and PAIRED are no longer in
- target_flags. */
+ of bits, and some options like PAIRED are no longer in target_flags. */
rs6000_builtin_mask = rs6000_builtin_mask_calculate ();
if (TARGET_DEBUG_BUILTIN || TARGET_DEBUG_TARGET)
rs6000_print_builtin_options (stderr, 0, "builtin mask",
However, we're stuck with this because changing the ABI might break
existing library interfaces.
- Doubleword align SPE vectors.
Quadword align Altivec/VSX vectors.
Quadword align large synthetic vector types. */
int n_words = rs6000_arg_size (mode, type);
int gregno = cum->sysv_gregno;
- /* Long long and SPE vectors are put in (r3,r4), (r5,r6),
- (r7,r8) or (r9,r10). As does any other 2 word item such
- as complex int due to a historical mistake. */
+ /* Long long is put in (r3,r4), (r5,r6), (r7,r8) or (r9,r10).
+ As does any other 2 word item such as complex int due to a
+ historical mistake. */
if (n_words == 2)
gregno += (1 - gregno) & 1;
/* Multi-reg args are not split between registers and stack. */
if (gregno + n_words - 1 > GP_ARG_MAX_REG)
{
- /* Long long and SPE vectors are aligned on the stack.
- So are other 2 word items such as complex int due to
- a historical mistake. */
+ /* Long long is aligned on the stack. So are other 2 word
+ items such as complex int due to a historical mistake. */
if (n_words == 2)
cum->words += cum->words & 1;
cum->words += n_words;
int n_words = rs6000_arg_size (mode, type);
int gregno = cum->sysv_gregno;
- /* Long long and SPE vectors are put in (r3,r4), (r5,r6),
- (r7,r8) or (r9,r10). As does any other 2 word item such
- as complex int due to a historical mistake. */
+ /* Long long is put in (r3,r4), (r5,r6), (r7,r8) or (r9,r10).
+ As does any other 2 word item such as complex int due to a
+ historical mistake. */
if (n_words == 2)
gregno += (1 - gregno) & 1;
lab_false = create_artificial_label (input_location);
lab_over = create_artificial_label (input_location);
- /* Long long and SPE vectors are aligned in the registers.
- As are any other 2 gpr item such as complex int due to a
- historical mistake. */
+ /* Long long is aligned in the registers. As are any other 2 gpr
+ item such as complex int due to a historical mistake. */
u = reg;
if (n_reg == 2 && reg == gpr)
{
case RS6000_BTC_TERNARY: name3 = "ternary"; break;
case RS6000_BTC_PREDICATE: name3 = "predicate"; break;
case RS6000_BTC_ABS: name3 = "abs"; break;
- case RS6000_BTC_EVSEL: name3 = "evsel"; break;
case RS6000_BTC_DST: name3 = "dst"; break;
}
pixel_V8HI_type_node = rs6000_vector_type ("__vector __pixel",
pixel_type_node, 8);
- /* Paired and SPE builtins are only available if you build a compiler with
- the appropriate options, so only create those builtins with the
- appropriate compiler option. Create Altivec and VSX builtins on machines
- with at least the general purpose extensions (970 and newer) to allow the
- use of the target attribute. */
+ /* Paired builtins are only available if you build a compiler with the
+ appropriate options, so only create those builtins with the appropriate
+ compiler option. Create Altivec and VSX builtins on machines with at
+ least the general purpose extensions (970 and newer) to allow the use of
+ the target attribute. */
if (TARGET_PAIRED_FLOAT)
paired_init_builtins ();
if (TARGET_EXTRA_BUILTINS)
builtin_mode_to_type[V2SFmode][0] = opaque_V2SF_type_node;
}
- /* Paired and SPE builtins are only available if you build a compiler with
- the appropriate options, so only create those builtins with the
- appropriate compiler option. Create Altivec and VSX builtins on machines
- with at least the general purpose extensions (970 and newer) to allow the
- use of the target attribute.. */
+ /* Paired builtins are only available if you build a compiler with the
+ appropriate options, so only create those builtins with the appropriate
+ compiler option. Create Altivec and VSX builtins on machines with at
+ least the general purpose extensions (970 and newer) to allow the use of
+ the target attribute.. */
if (TARGET_EXTRA_BUILTINS)
builtin_mask |= RS6000_BTM_COMMON;
mode0 = insn_data[icode].operand[0].mode;
if (mode0 == V2SImode)
{
- /* code for SPE */
+ /* code for paired single */
if (! (type = v2si_ftype))
{
v2si_ftype
}
return;
- /* Print AltiVec or SPE memory operand. */
+ /* Print AltiVec memory operand. */
case 'y':
{
rtx tmp;
+---------------------------------------+
| Save area for VRSAVE register (Z) | 8+P+A+V+L+X+W+Y
+---------------------------------------+
- | SPE: area for 64-bit GP registers |
- +---------------------------------------+
- | SPE alignment padding |
- +---------------------------------------+
| saved CR (C) | 8+P+A+V+L+X+W+Y+Z
+---------------------------------------+
| Save area for GP registers (G) | 8+P+A+V+L+X+W+Y+Z+C
if (regno == INVALID_REGNUM)
break;
- /* Note: possible use of r0 here to address SPE regs. */
mem = gen_frame_mem_offset (reg_mode, frame_reg_rtx,
info->ehrd_offset + frame_off
+ reg_size * (int) i);
return false;
}
-/* Expand a Paired Single, VSX Permute Doubleword, or SPE constant permutation.
+/* Expand a Paired Single or VSX Permute Doubleword constant permutation.
Return true if we match an efficient implementation. */
static bool
/* Target hook for TARGET_FUNCTION_VALUE.
- On the SPE, both FPs and vectors are returned in r3.
-
- On RS/6000 an integer value is in r3 and a floating-point value is in
- fp1, unless -msoft-float. */
+ An integer value is in r3 and a floating-point value is in fp1,
+ unless -msoft-float. */
static rtx
rs6000_function_value (const_tree valtype,
return offset;
}
-/* Fill in sizes for SPE register high parts in table used by unwinder. */
+/* Fill in sizes of registers used by unwinder. */
static void
rs6000_init_dwarf_reg_sizes_extra (tree address)
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