= m_PENT | m_ATOM | m_PPRO | m_AMD_MULTIPLE | m_PENT4
| m_NOCONA | m_CORE2I7 | m_GENERIC;
-static enum stringop_alg stringop_alg = no_stringop;
-
/* In case the average insn count for single function invocation is
lower than this constant, emit fast (but longer) prologue and
epilogue code. */
bool save_regs_using_mov;
};
-/* Code model option. */
-enum cmodel ix86_cmodel;
-/* Asm dialect. */
-enum asm_dialect ix86_asm_dialect = ASM_ATT;
-/* TLS dialects. */
-enum tls_dialect ix86_tls_dialect = TLS_DIALECT_GNU;
-
/* Which unit we are generating floating point math for. */
enum fpmath_unit ix86_fpmath;
/* true if sse prefetch instruction is not NOOP. */
int x86_prefetch_sse;
-/* ix86_regparm_string as a number */
-static int ix86_regparm;
-
/* -mstackrealign option */
static const char ix86_force_align_arg_pointer_string[]
= "force_align_arg_pointer";
/* Alignment for incoming stack boundary in bits. */
unsigned int ix86_incoming_stack_boundary;
-/* The abi used by target. */
-enum calling_abi ix86_abi;
-
-/* Values 1-5: see jump.c */
-int ix86_branch_cost;
-
/* Calling abi specific va_list type nodes. */
static GTY(()) tree sysv_va_list_type_node;
static GTY(()) tree ms_va_list_type_node;
-/* Variables which are this size or smaller are put in the data/bss
- or ldata/lbss sections. */
-
-int ix86_section_threshold = 65536;
-
/* Prefix built by ASM_GENERATE_INTERNAL_LABEL. */
char internal_label_prefix[16];
int internal_label_prefix_len;
ix86_handle_option (struct gcc_options *opts,
struct gcc_options *opts_set ATTRIBUTE_UNUSED,
const struct cl_decoded_option *decoded,
- location_t loc ATTRIBUTE_UNUSED)
+ location_t loc)
{
size_t code = decoded->opt_index;
int value = decoded->value;
}
return true;
+ /* Comes from final.c -- no real reason to change it. */
+#define MAX_CODE_ALIGN 16
+
+ case OPT_malign_loops_:
+ warning_at (loc, 0, "-malign-loops is obsolete, use -falign-loops");
+ if (value > MAX_CODE_ALIGN)
+ error_at (loc, "-malign-loops=%d is not between 0 and %d",
+ value, MAX_CODE_ALIGN);
+ else
+ opts->x_align_loops = 1 << value;
+ return true;
+
+ case OPT_malign_jumps_:
+ warning_at (loc, 0, "-malign-jumps is obsolete, use -falign-jumps");
+ if (value > MAX_CODE_ALIGN)
+ error_at (loc, "-malign-jumps=%d is not between 0 and %d",
+ value, MAX_CODE_ALIGN);
+ else
+ opts->x_align_jumps = 1 << value;
+ return true;
+
+ case OPT_malign_functions_:
+ warning_at (loc, 0,
+ "-malign-functions is obsolete, use -falign-functions");
+ if (value > MAX_CODE_ALIGN)
+ error_at (loc, "-malign-functions=%d is not between 0 and %d",
+ value, MAX_CODE_ALIGN);
+ else
+ opts->x_align_functions = 1 << value;
+ return true;
+
+ case OPT_mbranch_cost_:
+ if (value > 5)
+ {
+ error_at (loc, "-mbranch-cost=%d is not between 0 and 5", value);
+ opts->x_ix86_branch_cost = 5;
+ }
+ return true;
+
default:
return true;
}
const char *suffix;
const char *sw;
- /* Comes from final.c -- no real reason to change it. */
-#define MAX_CODE_ALIGN 16
-
enum pta_flags
{
PTA_SSE = 1 << 0,
}
}
- if (ix86_stringop_string)
- {
- if (!strcmp (ix86_stringop_string, "rep_byte"))
- stringop_alg = rep_prefix_1_byte;
- else if (!strcmp (ix86_stringop_string, "libcall"))
- stringop_alg = libcall;
- else if (!strcmp (ix86_stringop_string, "rep_4byte"))
- stringop_alg = rep_prefix_4_byte;
- else if (!strcmp (ix86_stringop_string, "rep_8byte")
- && TARGET_64BIT)
- /* rep; movq isn't available in 32-bit code. */
- stringop_alg = rep_prefix_8_byte;
- else if (!strcmp (ix86_stringop_string, "byte_loop"))
- stringop_alg = loop_1_byte;
- else if (!strcmp (ix86_stringop_string, "loop"))
- stringop_alg = loop;
- else if (!strcmp (ix86_stringop_string, "unrolled_loop"))
- stringop_alg = unrolled_loop;
- else
- error ("bad value (%s) for %sstringop-strategy=%s %s",
- ix86_stringop_string, prefix, suffix, sw);
+ if (ix86_stringop_alg == rep_prefix_8_byte && !TARGET_64BIT)
+ {
+ /* rep; movq isn't available in 32-bit code. */
+ error ("-mstringop-strategy=rep_8byte not supported for 32-bit code");
+ ix86_stringop_alg = no_stringop;
}
if (!ix86_arch_string)
else
ix86_arch_specified = 1;
- /* Validate -mabi= value. */
- if (ix86_abi_string)
- {
- if (strcmp (ix86_abi_string, "sysv") == 0)
- ix86_abi = SYSV_ABI;
- else if (strcmp (ix86_abi_string, "ms") == 0)
- ix86_abi = MS_ABI;
- else
- error ("unknown ABI (%s) for %sabi=%s %s",
- ix86_abi_string, prefix, suffix, sw);
- }
- else
+ if (!global_options_set.x_ix86_abi)
ix86_abi = DEFAULT_ABI;
- if (ix86_cmodel_string != 0)
+ if (global_options_set.x_ix86_cmodel)
{
- if (!strcmp (ix86_cmodel_string, "small"))
- ix86_cmodel = flag_pic ? CM_SMALL_PIC : CM_SMALL;
- else if (!strcmp (ix86_cmodel_string, "medium"))
- ix86_cmodel = flag_pic ? CM_MEDIUM_PIC : CM_MEDIUM;
- else if (!strcmp (ix86_cmodel_string, "large"))
- ix86_cmodel = flag_pic ? CM_LARGE_PIC : CM_LARGE;
- else if (flag_pic)
- error ("code model %s does not support PIC mode", ix86_cmodel_string);
- else if (!strcmp (ix86_cmodel_string, "32"))
- ix86_cmodel = CM_32;
- else if (!strcmp (ix86_cmodel_string, "kernel") && !flag_pic)
- ix86_cmodel = CM_KERNEL;
- else
- error ("bad value (%s) for %scmodel=%s %s",
- ix86_cmodel_string, prefix, suffix, sw);
+ switch (ix86_cmodel)
+ {
+ case CM_SMALL:
+ case CM_SMALL_PIC:
+ if (flag_pic)
+ ix86_cmodel = CM_SMALL_PIC;
+ if (!TARGET_64BIT)
+ error ("code model %qs not supported in the %s bit mode",
+ "small", "32");
+ break;
+
+ case CM_MEDIUM:
+ case CM_MEDIUM_PIC:
+ if (flag_pic)
+ ix86_cmodel = CM_MEDIUM_PIC;
+ if (!TARGET_64BIT)
+ error ("code model %qs not supported in the %s bit mode",
+ "medium", "32");
+ break;
+
+ case CM_LARGE:
+ case CM_LARGE_PIC:
+ if (flag_pic)
+ ix86_cmodel = CM_LARGE_PIC;
+ if (!TARGET_64BIT)
+ error ("code model %qs not supported in the %s bit mode",
+ "large", "32");
+ break;
+
+ case CM_32:
+ if (flag_pic)
+ error ("code model %s does not support PIC mode", "32");
+ if (TARGET_64BIT)
+ error ("code model %qs not supported in the %s bit mode",
+ "32", "64");
+ break;
+
+ case CM_KERNEL:
+ if (flag_pic)
+ {
+ error ("code model %s does not support PIC mode", "kernel");
+ ix86_cmodel = CM_32;
+ }
+ if (!TARGET_64BIT)
+ error ("code model %qs not supported in the %s bit mode",
+ "kernel", "32");
+ break;
+
+ default:
+ gcc_unreachable ();
+ }
}
else
{
else
ix86_cmodel = CM_32;
}
- if (ix86_asm_string != 0)
+ if (TARGET_MACHO && ix86_asm_dialect == ASM_INTEL)
{
- if (! TARGET_MACHO
- && !strcmp (ix86_asm_string, "intel"))
- ix86_asm_dialect = ASM_INTEL;
- else if (!strcmp (ix86_asm_string, "att"))
- ix86_asm_dialect = ASM_ATT;
- else
- error ("bad value (%s) for %sasm=%s %s",
- ix86_asm_string, prefix, suffix, sw);
+ error ("-masm=intel not supported in this configuration");
+ ix86_asm_dialect = ASM_ATT;
}
- if ((TARGET_64BIT == 0) != (ix86_cmodel == CM_32))
- error ("code model %qs not supported in the %s bit mode",
- ix86_cmodel_string, TARGET_64BIT ? "64" : "32");
if ((TARGET_64BIT != 0) != ((ix86_isa_flags & OPTION_MASK_ISA_64BIT) != 0))
sorry ("%i-bit mode not compiled in",
(ix86_isa_flags & OPTION_MASK_ISA_64BIT) ? 64 : 32);
init_machine_status = ix86_init_machine_status;
/* Validate -mregparm= value. */
- if (ix86_regparm_string)
+ if (global_options_set.x_ix86_regparm)
{
if (TARGET_64BIT)
- warning (0, "%sregparm%s is ignored in 64-bit mode", prefix, suffix);
- i = atoi (ix86_regparm_string);
- if (i < 0 || i > REGPARM_MAX)
- error ("%sregparm=%d%s is not between 0 and %d",
- prefix, i, suffix, REGPARM_MAX);
- else
- ix86_regparm = i;
- }
- if (TARGET_64BIT)
- ix86_regparm = REGPARM_MAX;
-
- /* If the user has provided any of the -malign-* options,
- warn and use that value only if -falign-* is not set.
- Remove this code in GCC 3.2 or later. */
- if (ix86_align_loops_string)
- {
- warning (0, "%salign-loops%s is obsolete, use -falign-loops%s",
- prefix, suffix, suffix);
- if (align_loops == 0)
- {
- i = atoi (ix86_align_loops_string);
- if (i < 0 || i > MAX_CODE_ALIGN)
- error ("%salign-loops=%d%s is not between 0 and %d",
- prefix, i, suffix, MAX_CODE_ALIGN);
- else
- align_loops = 1 << i;
- }
- }
-
- if (ix86_align_jumps_string)
- {
- warning (0, "%salign-jumps%s is obsolete, use -falign-jumps%s",
- prefix, suffix, suffix);
- if (align_jumps == 0)
+ warning (0, "-mregparm is ignored in 64-bit mode");
+ if (ix86_regparm > REGPARM_MAX)
{
- i = atoi (ix86_align_jumps_string);
- if (i < 0 || i > MAX_CODE_ALIGN)
- error ("%salign-loops=%d%s is not between 0 and %d",
- prefix, i, suffix, MAX_CODE_ALIGN);
- else
- align_jumps = 1 << i;
- }
- }
-
- if (ix86_align_funcs_string)
- {
- warning (0, "%salign-functions%s is obsolete, use -falign-functions%s",
- prefix, suffix, suffix);
- if (align_functions == 0)
- {
- i = atoi (ix86_align_funcs_string);
- if (i < 0 || i > MAX_CODE_ALIGN)
- error ("%salign-loops=%d%s is not between 0 and %d",
- prefix, i, suffix, MAX_CODE_ALIGN);
- else
- align_functions = 1 << i;
+ error ("-mregparm=%d is not between 0 and %d",
+ ix86_regparm, REGPARM_MAX);
+ ix86_regparm = 0;
}
}
+ if (TARGET_64BIT)
+ ix86_regparm = REGPARM_MAX;
/* Default align_* from the processor table. */
if (align_loops == 0)
align_functions = processor_target_table[ix86_tune].align_func;
}
- /* Validate -mbranch-cost= value, or provide default. */
- ix86_branch_cost = ix86_cost->branch_cost;
- if (ix86_branch_cost_string)
- {
- i = atoi (ix86_branch_cost_string);
- if (i < 0 || i > 5)
- error ("%sbranch-cost=%d%s is not between 0 and 5", prefix, i, suffix);
- else
- ix86_branch_cost = i;
- }
- if (ix86_section_threshold_string)
- {
- i = atoi (ix86_section_threshold_string);
- if (i < 0)
- error ("%slarge-data-threshold=%d%s is negative", prefix, i, suffix);
- else
- ix86_section_threshold = i;
- }
-
- if (ix86_tls_dialect_string)
- {
- if (strcmp (ix86_tls_dialect_string, "gnu") == 0)
- ix86_tls_dialect = TLS_DIALECT_GNU;
- else if (strcmp (ix86_tls_dialect_string, "gnu2") == 0)
- ix86_tls_dialect = TLS_DIALECT_GNU2;
- else
- error ("bad value (%s) for %stls-dialect=%s %s",
- ix86_tls_dialect_string, prefix, suffix, sw);
- }
-
- if (ix87_precision_string)
- {
- i = atoi (ix87_precision_string);
- if (i != 32 && i != 64 && i != 80)
- error ("pc%d is not valid precision setting (32, 64 or 80)", i);
- }
+ /* Provide default for -mbranch-cost= value. */
+ if (!global_options_set.x_ix86_branch_cost)
+ ix86_branch_cost = ix86_cost->branch_cost;
if (TARGET_64BIT)
{
/* Validate -mpreferred-stack-boundary= value or default it to
PREFERRED_STACK_BOUNDARY_DEFAULT. */
ix86_preferred_stack_boundary = PREFERRED_STACK_BOUNDARY_DEFAULT;
- if (ix86_preferred_stack_boundary_string)
+ if (global_options_set.x_ix86_preferred_stack_boundary_arg)
{
int min = (TARGET_64BIT ? 4 : 2);
int max = (TARGET_SEH ? 4 : 12);
- i = atoi (ix86_preferred_stack_boundary_string);
- if (i < min || i > max)
+ if (ix86_preferred_stack_boundary_arg < min
+ || ix86_preferred_stack_boundary_arg > max)
{
if (min == max)
- error ("%spreferred-stack-boundary%s is not supported "
- "for this target", prefix, suffix);
+ error ("-mpreferred-stack-boundary is not supported "
+ "for this target");
else
- error ("%spreferred-stack-boundary=%d%s is not between %d and %d",
- prefix, i, suffix, min, max);
+ error ("-mpreferred-stack-boundary=%d is not between %d and %d",
+ ix86_preferred_stack_boundary_arg, min, max);
}
else
- ix86_preferred_stack_boundary = (1 << i) * BITS_PER_UNIT;
+ ix86_preferred_stack_boundary
+ = (1 << ix86_preferred_stack_boundary_arg) * BITS_PER_UNIT;
}
/* Set the default value for -mstackrealign. */
/* Validate -mincoming-stack-boundary= value or default it to
MIN_STACK_BOUNDARY/PREFERRED_STACK_BOUNDARY. */
ix86_incoming_stack_boundary = ix86_default_incoming_stack_boundary;
- if (ix86_incoming_stack_boundary_string)
+ if (global_options_set.x_ix86_incoming_stack_boundary_arg)
{
- i = atoi (ix86_incoming_stack_boundary_string);
- if (i < (TARGET_64BIT ? 4 : 2) || i > 12)
+ if (ix86_incoming_stack_boundary_arg < (TARGET_64BIT ? 4 : 2)
+ || ix86_incoming_stack_boundary_arg > 12)
error ("-mincoming-stack-boundary=%d is not between %d and 12",
- i, TARGET_64BIT ? 4 : 2);
+ ix86_incoming_stack_boundary_arg, TARGET_64BIT ? 4 : 2);
else
{
- ix86_user_incoming_stack_boundary = (1 << i) * BITS_PER_UNIT;
+ ix86_user_incoming_stack_boundary
+ = (1 << ix86_incoming_stack_boundary_arg) * BITS_PER_UNIT;
ix86_incoming_stack_boundary
= ix86_user_incoming_stack_boundary;
}
target_flags &= ~MASK_FLOAT_RETURNS;
/* Use external vectorized library in vectorizing intrinsics. */
- if (ix86_veclibabi_string)
- {
- if (strcmp (ix86_veclibabi_string, "svml") == 0)
+ if (global_options_set.x_ix86_veclibabi_type)
+ switch (ix86_veclibabi_type)
+ {
+ case ix86_veclibabi_type_svml:
ix86_veclib_handler = ix86_veclibabi_svml;
- else if (strcmp (ix86_veclibabi_string, "acml") == 0)
+ break;
+
+ case ix86_veclibabi_type_acml:
ix86_veclib_handler = ix86_veclibabi_acml;
- else
- error ("unknown vectorization library ABI type (%s) for "
- "%sveclibabi=%s %s", ix86_veclibabi_string,
- prefix, suffix, sw);
- }
+ break;
+
+ default:
+ gcc_unreachable ();
+ }
if ((!USE_IX86_FRAME_POINTER
|| (x86_accumulate_outgoing_args & ix86_tune_mask))
algs = &cost->memset[TARGET_64BIT != 0];
else
algs = &cost->memcpy[TARGET_64BIT != 0];
- if (stringop_alg != no_stringop && ALG_USABLE_P (stringop_alg))
- return stringop_alg;
+ if (ix86_stringop_alg != no_stringop && ALG_USABLE_P (ix86_stringop_alg))
+ return ix86_stringop_alg;
/* rep; movq or rep; movl is the smallest variant. */
else if (!optimize_for_speed)
{
; along with GCC; see the file COPYING3. If not see
; <http://www.gnu.org/licenses/>.
+HeaderInclude
+config/i386/i386-opts.h
+
; Bit flags that specify the ISA we are compiling for.
Variable
int ix86_isa_flags = TARGET_64BIT_DEFAULT | TARGET_SUBTARGET_ISA_DEFAULT
Align some doubles on dword boundary
malign-functions=
-Target RejectNegative Joined Var(ix86_align_funcs_string)
+Target RejectNegative Joined UInteger
Function starts are aligned to this power of 2
malign-jumps=
-Target RejectNegative Joined Var(ix86_align_jumps_string)
+Target RejectNegative Joined UInteger
Jump targets are aligned to this power of 2
malign-loops=
-Target RejectNegative Joined Var(ix86_align_loops_string)
+Target RejectNegative Joined UInteger
Loop code aligned to this power of 2
malign-stringops
Generate code for given CPU
masm=
-Target RejectNegative Joined Var(ix86_asm_string)
+Target RejectNegative Joined Enum(asm_dialect) Var(ix86_asm_dialect) Init(ASM_ATT)
Use given assembler dialect
+Enum
+Name(asm_dialect) Type(enum asm_dialect)
+Known assembler dialects (for use with the -masm-dialect= option):
+
+EnumValue
+Enum(asm_dialect) String(intel) Value(ASM_INTEL)
+
+EnumValue
+Enum(asm_dialect) String(att) Value(ASM_ATT)
+
mbranch-cost=
-Target RejectNegative Joined Var(ix86_branch_cost_string)
+Target RejectNegative Joined UInteger Var(ix86_branch_cost)
Branches are this expensive (1-5, arbitrary units)
mlarge-data-threshold=
-Target RejectNegative Joined Var(ix86_section_threshold_string)
+Target RejectNegative Joined UInteger Var(ix86_section_threshold) Init(65536)
Data greater than given threshold will go into .ldata section in x86-64 medium model
mcmodel=
-Target RejectNegative Joined Var(ix86_cmodel_string)
+Target RejectNegative Joined Enum(cmodel) Var(ix86_cmodel) Init(CM_32)
Use given x86-64 code model
+Enum
+Name(cmodel) Type(enum cmodel)
+Known code models (for use with the -mcmodel= option):
+
+EnumValue
+Enum(cmodel) String(small) Value(CM_SMALL)
+
+EnumValue
+Enum(cmodel) String(medium) Value(CM_MEDIUM)
+
+EnumValue
+Enum(cmodel) String(large) Value(CM_LARGE)
+
+EnumValue
+Enum(cmodel) String(32) Value(CM_32)
+
+EnumValue
+Enum(cmodel) String(kernel) Value(CM_KERNEL)
+
mcpu=
Target RejectNegative Joined Undocumented Alias(mtune=) Warn(%<-mcpu=%> is deprecated; use %<-mtune=%> or %<-march=%> instead)
Target Report Mask(OMIT_LEAF_FRAME_POINTER) Save
Omit the frame pointer in leaf functions
-mpc
-Target RejectNegative Report Joined Var(ix87_precision_string)
-Set 80387 floating-point precision (-mpc32, -mpc64, -mpc80)
+mpc32
+Target RejectNegative Report
+Set 80387 floating-point precision to 32-bit
+
+mpc64
+Target RejectNegative Report
+Set 80387 floating-point precision to 64-bit
+
+mpc80
+Target RejectNegative Report
+Set 80387 floating-point precision to 80-bit
mpreferred-stack-boundary=
-Target RejectNegative Joined Var(ix86_preferred_stack_boundary_string)
+Target RejectNegative Joined UInteger Var(ix86_preferred_stack_boundary_arg)
Attempt to keep stack aligned to this power of 2
mincoming-stack-boundary=
-Target RejectNegative Joined Var(ix86_incoming_stack_boundary_string)
+Target RejectNegative Joined UInteger Var(ix86_incoming_stack_boundary_arg)
Assume incoming stack aligned to this power of 2
mpush-args
Use red-zone in the x86-64 code
mregparm=
-Target RejectNegative Joined Var(ix86_regparm_string)
+Target RejectNegative Joined UInteger Var(ix86_regparm)
Number of registers used to pass integer arguments
mrtd
Enable stack probing
mstringop-strategy=
-Target RejectNegative Joined Var(ix86_stringop_string)
+Target RejectNegative Joined Enum(stringop_alg) Var(ix86_stringop_alg) Init(no_stringop)
Chose strategy to generate stringop using
+Enum
+Name(stringop_alg) Type(enum stringop_alg)
+Valid arguments to -mstringop-strategy=:
+
+EnumValue
+Enum(stringop_alg) String(rep_byte) Value(rep_prefix_1_byte)
+
+EnumValue
+Enum(stringop_alg) String(libcall) Value(libcall)
+
+EnumValue
+Enum(stringop_alg) String(rep_4byte) Value(rep_prefix_4_byte)
+
+EnumValue
+Enum(stringop_alg) String(rep_8byte) Value(rep_prefix_8_byte)
+
+EnumValue
+Enum(stringop_alg) String(byte_loop) Value(loop_1_byte)
+
+EnumValue
+Enum(stringop_alg) String(loop) Value(loop)
+
+EnumValue
+Enum(stringop_alg) String(unrolled_loop) Value(unrolled_loop)
+
mtls-dialect=
-Target RejectNegative Joined Var(ix86_tls_dialect_string)
+Target RejectNegative Joined Var(ix86_tls_dialect) Enum(tls_dialect) Init(TLS_DIALECT_GNU)
Use given thread-local storage dialect
+Enum
+Name(tls_dialect) Type(enum tls_dialect)
+Known TLS dialects (for use with the -mtls-dialect= option):
+
+EnumValue
+Enum(tls_dialect) String(gnu) Value(TLS_DIALECT_GNU)
+
+EnumValue
+Enum(tls_dialect) String(gnu2) Value(TLS_DIALECT_GNU2)
+
mtls-direct-seg-refs
Target Report Mask(TLS_DIRECT_SEG_REFS)
Use direct references against %gs when accessing tls data
Schedule code for given CPU
mabi=
-Target RejectNegative Joined Var(ix86_abi_string)
+Target RejectNegative Joined Var(ix86_abi) Enum(calling_abi) Init(SYSV_ABI)
Generate code that conforms to the given ABI
+Enum
+Name(calling_abi) Type(enum calling_abi)
+Known ABIs (for use with the -mabi= option):
+
+EnumValue
+Enum(calling_abi) String(sysv) Value(SYSV_ABI)
+
+EnumValue
+Enum(calling_abi) String(ms) Value(MS_ABI)
+
mveclibabi=
-Target RejectNegative Joined Var(ix86_veclibabi_string)
+Target RejectNegative Joined Var(ix86_veclibabi_type) Enum(ix86_veclibabi) Init(ix86_veclibabi_type_none)
Vector library ABI to use
+Enum
+Name(ix86_veclibabi) Type(enum ix86_veclibabi)
+Known vectorization library ABIs (for use with the -mveclibabi= option):
+
+EnumValue
+Enum(ix86_veclibabi) String(svml) Value(ix86_veclibabi_type_svml)
+
+EnumValue
+Enum(ix86_veclibabi) String(acml) Value(ix86_veclibabi_type_acml)
+
mvect8-ret-in-mem
Target Report Mask(VECT8_RETURNS) Save
Return 8-byte vectors in memory
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