diff options
Diffstat (limited to 'contrib/gcc/config/i386/unix.h')
| -rw-r--r-- | contrib/gcc/config/i386/unix.h | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/contrib/gcc/config/i386/unix.h b/contrib/gcc/config/i386/unix.h index f38fe27..47440dd 100644 --- a/contrib/gcc/config/i386/unix.h +++ b/contrib/gcc/config/i386/unix.h @@ -45,7 +45,9 @@ Boston, MA 02111-1307, USA. */ count is in %cl. Some assemblers require %cl as an argument; some don't. This macro controls what to do: by default, don't print %cl. */ -#define AS3_SHIFT_DOUBLE(a,b,c,d) AS2 (a,c,d) +#define SHIFT_DOUBLE_OMITS_COUNT 1 +#define AS3_SHIFT_DOUBLE(a,b,c,d) \ + (SHIFT_DOUBLE_OMITS_COUNT ? AS2 (a,c,d) : AS3 (a,b,c,d)) /* Output the size-letter for an opcode. CODE is the letter used in an operand spec (L, B, W, S or Q). @@ -99,7 +101,6 @@ Boston, MA 02111-1307, USA. */ /* String containing the assembler's comment-starter. */ #define ASM_COMMENT_START "/" -#define COMMENT_BEGIN "/" /* Output to assembler file text saying following lines may contain character constants, extra white space, comments, etc. */ @@ -146,3 +147,45 @@ Boston, MA 02111-1307, USA. */ #define FUNCTION_VALUE_REGNO_P(N) \ ((N) == 0 || ((N)== FIRST_FLOAT_REG && TARGET_FLOAT_RETURNS_IN_80387)) +/* Output code to add DELTA to the first argument, and then jump to FUNCTION. + Used for C++ multiple inheritance. */ +#define ASM_OUTPUT_MI_THUNK(FILE, THUNK_FNDECL, DELTA, FUNCTION) \ +do { \ + tree parm; \ + \ + if (i386_regparm > 0) \ + parm = TYPE_ARG_TYPES (TREE_TYPE (function)); \ + else \ + parm = NULL_TREE; \ + for (; parm; parm = TREE_CHAIN (parm)) \ + if (TREE_VALUE (parm) == void_type_node) \ + break; \ + fprintf (FILE, "\taddl $%d,%s\n", DELTA, \ + parm ? "%eax" \ + : aggregate_value_p (TREE_TYPE (TREE_TYPE (FUNCTION))) ? "8(%esp)" \ + : "4(%esp)"); \ + \ + if (flag_pic) \ + { \ + rtx xops[2]; \ + xops[0] = pic_offset_table_rtx; \ + xops[1] = (rtx) gen_label_rtx (); \ + \ + if (i386_regparm > 2) \ + abort (); \ + output_asm_insn ("push%L0 %0", xops); \ + output_asm_insn (AS1 (call,%P1), xops); \ + ASM_OUTPUT_INTERNAL_LABEL (FILE, "L", CODE_LABEL_NUMBER (xops[1])); \ + output_asm_insn (AS1 (pop%L0,%0), xops); \ + output_asm_insn ("addl $_GLOBAL_OFFSET_TABLE_+[.-%P1],%0", xops); \ + fprintf (FILE, "\tmovl "); \ + assemble_name (FILE, XSTR (XEXP (DECL_RTL (FUNCTION), 0), 0)); \ + fprintf (FILE, "@GOT(%%ebx),%%ecx\n\tpopl %%ebx\n\tjmp *%%ecx\n"); \ + } \ + else \ + { \ + fprintf (FILE, "\tjmp "); \ + assemble_name (FILE, XSTR (XEXP (DECL_RTL (FUNCTION), 0), 0)); \ + fprintf (FILE, "\n"); \ + } \ +} while (0) |
