* config/i386/i386.h (ix86_return_in_memory): Add prototype.

[pf3gnuchains/gcc-fork.git] / gcc / config / i386 / i386.h

diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index 8713bca..b46c99e 100644 (file)
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -121,12 +121,13 @@ extern int target_flags;
 #define MASK_MMX               0x00002000      /* Support MMX regs/builtins */
 #define MASK_SSE               0x00004000      /* Support SSE regs/builtins */
 #define MASK_SSE2              0x00008000      /* Support SSE2 regs/builtins */
-#define MASK_3DNOW             0x00010000      /* Support 3Dnow builtins */
-#define MASK_3DNOW_A           0x00020000      /* Support Athlon 3Dnow builtins */
-#define MASK_128BIT_LONG_DOUBLE 0x00040000     /* long double size is 128bit */
-#define MASK_64BIT             0x00080000      /* Produce 64bit code */
-#define MASK_MS_BITFIELD_LAYOUT 0x00100000     /* Use native (MS) bitfield layout */
-#define MASK_TLS_DIRECT_SEG_REFS 0x00200000    /* Avoid adding %gs:0  */
+#define MASK_PNI               0x00010000      /* Support PNI regs/builtins */
+#define MASK_3DNOW             0x00020000      /* Support 3Dnow builtins */
+#define MASK_3DNOW_A           0x00040000      /* Support Athlon 3Dnow builtins */
+#define MASK_128BIT_LONG_DOUBLE 0x00080000     /* long double size is 128bit */
+#define MASK_64BIT             0x00100000      /* Produce 64bit code */
+#define MASK_MS_BITFIELD_LAYOUT 0x00200000     /* Use native (MS) bitfield layout */
+#define MASK_TLS_DIRECT_SEG_REFS 0x00400000    /* Avoid adding %gs:0  */
 
 /* Unused:                     0x03e0000       */
 
@@ -300,8 +301,9 @@ extern int x86_prefetch_sse;
 
 #define ASSEMBLER_DIALECT (ix86_asm_dialect)
 
-#define TARGET_SSE ((target_flags & (MASK_SSE | MASK_SSE2)) != 0)
+#define TARGET_SSE ((target_flags & MASK_SSE) != 0)
 #define TARGET_SSE2 ((target_flags & MASK_SSE2) != 0)
+#define TARGET_PNI ((target_flags & MASK_PNI) != 0)
 #define TARGET_SSE_MATH ((ix86_fpmath & FPMATH_SSE) != 0)
 #define TARGET_MIX_SSE_I387 ((ix86_fpmath & FPMATH_SSE) \
                             && (ix86_fpmath & FPMATH_387))
@@ -397,6 +399,10 @@ extern int x86_prefetch_sse;
     N_("Support MMX, SSE and SSE2 built-in functions and code generation") }, \
   { "no-sse2",                  -MASK_SSE2,                                  \
     N_("Do not support MMX, SSE and SSE2 built-in functions and code generation") },    \
+  { "pni",                      MASK_PNI,                                    \
+    N_("Support MMX, SSE, SSE2 and PNI built-in functions and code generation") },\
+  { "no-pni",                   -MASK_PNI,                                   \
+    N_("Do not support MMX, SSE, SSE2 and PNI built-in functions and code generation") },\
   { "128bit-long-double",       MASK_128BIT_LONG_DOUBLE,                     \
     N_("sizeof(long double) is 16") },                                       \
   { "96bit-long-double",       -MASK_128BIT_LONG_DOUBLE,                     \
@@ -611,6 +617,8 @@ extern int x86_prefetch_sse;
        builtin_define ("__SSE__");                             \
       if (TARGET_SSE2)                                         \
        builtin_define ("__SSE2__");                            \
+      if (TARGET_PNI)                                          \
+       builtin_define ("__PNI__");                             \
       if (TARGET_SSE_MATH && TARGET_SSE)                       \
        builtin_define ("__SSE_MATH__");                        \
       if (TARGET_SSE_MATH && TARGET_SSE2)                      \
@@ -1115,6 +1123,9 @@ do {                                                                      \
               && (TARGET_64BIT || !TARGET_PARTIAL_REG_STALL))  \
           || ((MODE2) == DImode && TARGET_64BIT))))
 
+/* It is possible to write patterns to move flags; but until someone
+   does it,  */
+#define AVOID_CCMODE_COPIES
 
 /* Specify the modes required to caller save a given hard regno.
    We do this on i386 to prevent flags from being saved at all.
@@ -1124,7 +1135,7 @@ do {                                                                      \
 #define HARD_REGNO_CALLER_SAVE_MODE(REGNO, NREGS, MODE)                        \
   (CC_REGNO_P (REGNO) ? VOIDmode                                       \
    : (MODE) == VOIDmode && (NREGS) != 1 ? VOIDmode                     \
-   : (MODE) == VOIDmode ? choose_hard_reg_mode ((REGNO), (NREGS))      \
+   : (MODE) == VOIDmode ? choose_hard_reg_mode ((REGNO), (NREGS), false)\
    : (MODE) == HImode && !TARGET_PARTIAL_REG_STALL ? SImode            \
    : (MODE) == QImode && (REGNO) >= 4 && !TARGET_64BIT ? SImode        \
    : (MODE))
@@ -1234,10 +1245,11 @@ do {                                                                    \
    should always be returned in memory.  You should instead use
    `DEFAULT_PCC_STRUCT_RETURN' to indicate this.  */
 
+int ix86_return_in_memory (tree type);
 #define RETURN_IN_MEMORY(TYPE) \
   ix86_return_in_memory (TYPE)
 
-/* This is overriden by <cygwin.h>.  */
+/* This is overridden by <cygwin.h>.  */
 #define MS_AGGREGATE_RETURN 0
 
 \f
@@ -2516,6 +2528,22 @@ enum ix86_builtins
   IX86_BUILTIN_MFENCE,
   IX86_BUILTIN_LFENCE,
 
+  /* Prescott New Instructions.  */
+  IX86_BUILTIN_ADDSUBPS,
+  IX86_BUILTIN_HADDPS,
+  IX86_BUILTIN_HSUBPS,
+  IX86_BUILTIN_MOVSHDUP,
+  IX86_BUILTIN_MOVSLDUP,
+  IX86_BUILTIN_ADDSUBPD,
+  IX86_BUILTIN_HADDPD,
+  IX86_BUILTIN_HSUBPD,
+  IX86_BUILTIN_LOADDDUP,
+  IX86_BUILTIN_MOVDDUP,
+  IX86_BUILTIN_LDDQU,
+
+  IX86_BUILTIN_MONITOR,
+  IX86_BUILTIN_MWAIT,
+
   IX86_BUILTIN_MAX
 };
 \f
@@ -2577,11 +2605,6 @@ enum ix86_builtins
    is done just by pretending it is already truncated.  */
 #define TRULY_NOOP_TRUNCATION(OUTPREC, INPREC) 1
 
-/* We assume that the store-condition-codes instructions store 0 for false
-   and some other value for true.  This is the value stored for true.  */
-
-#define STORE_FLAG_VALUE 1
-
 /* When a prototype says `char' or `short', really pass an `int'.
    (The 386 can't easily push less than an int.)  */
 
@@ -2996,6 +3019,10 @@ do {                                             \
   {"const0_operand", {CONST_INT, CONST_DOUBLE}},                       \
   {"const1_operand", {CONST_INT}},                                     \
   {"const248_operand", {CONST_INT}},                                   \
+  {"const_0_to_3_operand", {CONST_INT}},                               \
+  {"const_0_to_7_operand", {CONST_INT}},                               \
+  {"const_0_to_15_operand", {CONST_INT}},                              \
+  {"const_0_to_255_operand", {CONST_INT}},                             \
   {"incdec_operand", {CONST_INT}},                                     \
   {"mmx_reg_operand", {REG}},                                          \
   {"reg_no_sp_operand", {SUBREG, REG}},                                        \
@@ -3234,6 +3261,10 @@ struct machine_function GTY(())
 #define ix86_save_varrargs_registers (cfun->machine->save_varrargs_registers)
 #define ix86_optimize_mode_switching (cfun->machine->optimize_mode_switching)
 
+/* Control behavior of x86_file_start.  */
+#define X86_FILE_START_VERSION_DIRECTIVE false
+#define X86_FILE_START_FLTUSED false
+
 /*
 Local variables:
 version-control: t