mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-04-05 13:30:58 +08:00
Code Issues Packages Projects Releases Wiki Activity

(CPP_CPU_SPEC): New. Added for defining the submodel.

Browse Source 
From-SVN: r12876
This commit is contained in:
Stan Cox 1996-09-30 19:23:11 +00:00
parent 22b519d5d8
commit bcd864336c
1 changed files with 30 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
gcc/config/i386/i386.h
View File

@ -164,7 +164,7 @@ extern int target_flags;
#define TARGET_USE_Q_REG (ix86_cpu == PROCESSOR_PENTIUM \
|| ix86_cpu == PROCESSOR_PENTIUMPRO)
#define TARGET_USE_ANY_REG (ix86_cpu == PROCESSOR_I486)
#define TARGET_CMOVE (ix86_isa == PROCESSOR_PENTIUMPRO)
#define TARGET_CMOVE (ix86_arch == PROCESSOR_PENTIUMPRO)
#define TARGET_DEEP_BRANCH_PREDICTION (ix86_cpu == PROCESSOR_PENTIUMPRO)
#define TARGET_STACK_PROBE (target_flags & MASK_STACK_PROBE)
@ -227,11 +227,7 @@ enum processor_type
extern enum processor_type ix86_cpu;
extern int ix86_isa;
/* Define generic processor types based upon current deployment. */
#define PROCESSOR_COMMON PROCESSOR_I386
#define PROCESSOR_COMMON_STRING PROCESSOR_I386_STRING
extern int ix86_arch;
/* Define the default processor. This is overridden by other tm.h files. */
#define PROCESSOR_DEFAULT \
@ -262,7 +258,7 @@ extern int ix86_isa;
by appending `-m' to the specified name. */
#define TARGET_OPTIONS \
{ { "cpu=", &ix86_cpu_string}, \
{ "arch=", &ix86_isa_string}, \
{ "arch=", &ix86_arch_string}, \
{ "reg-alloc=", &i386_reg_alloc_order }, \
{ "regparm=", &i386_regparm_string }, \
{ "align-loops=", &i386_align_loops_string }, \
@ -305,6 +301,32 @@ extern int ix86_isa;
%{mpentiumpro:-mcpu=pentiumpro}}"
#endif
#ifndef CPP_CPU_SPEC
#define CPP_CPU_SPEC "\
-Di386 -Asystem(unix) -Acpu(i386) -Amachine(i386) \
%{mcpu=i486:-Di486} %{m486:-Di486} \
%{mpentium:-Dpentium -Di586} %{mcpu=pentium:-Dpentium -Di586} \
%{mpentiumpro:-Dpentiumpro -Di686} %{mcpu=pentiumpro:-Dpentiumpro -Di686}"
#endif
/* This macro defines names of additional specifications to put in the specs
that can be used in various specifications like CC1_SPEC. Its definition
is an initializer with a subgrouping for each command option.
Each subgrouping contains a string constant, that defines the
specification name, and a string constant that used by the GNU CC driver
program.
Do not define this macro if it does not need to do anything. */
#ifndef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS
#endif
#define EXTRA_SPECS \
{ "cpp_cpu", CPP_CPU_SPEC }, \
SUBTARGET_EXTRA_SPECS
/* target machine storage layout */
/* Define for XFmode extended real floating point support.
@ -2637,7 +2659,7 @@ extern void rewrite_address ();
/* Variables in i386.c */
extern char *ix86_cpu_string; /* for -mcpu=<xxx> */
extern char *ix86_isa_string; /* for -mcpu=<xxx> */
extern char *ix86_arch_string; /* for -march=<xxx> */
extern char *i386_reg_alloc_order; /* register allocation order */
extern char *i386_regparm_string; /* # registers to use to pass args */
extern char *i386_align_loops_string; /* power of two alignment for loops */