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| author | Stan Cox <coxs@gnu.org> | 1996-09-18 20:49:46 +0000 |
|---|---|---|
| committer | Stan Cox <coxs@gnu.org> | 1996-09-18 20:49:46 +0000 |
| commit | 1bfce0b8a46ff6168f742199cb0d36523ffca611 (patch) | |
| tree | 194e8e12e836fbe32db83ac4ed77b722a175fef1 /gcc | |
| parent | 7fcdf4c26b5181466cec06573b45580eb686a22b (diff) | |
| download | gcc-1bfce0b8a46ff6168f742199cb0d36523ffca611.zip gcc-1bfce0b8a46ff6168f742199cb0d36523ffca611.tar.gz gcc-1bfce0b8a46ff6168f742199cb0d36523ffca611.tar.bz2 | |
(ASM_OUTPUT_MI_THUNK): Handle functions returning an aggregate.
From-SVN: r12739
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/i386/unix.h | 79 |
1 files changed, 41 insertions, 38 deletions
diff --git a/gcc/config/i386/unix.h b/gcc/config/i386/unix.h index bad6970..c74f291 100644 --- a/gcc/config/i386/unix.h +++ b/gcc/config/i386/unix.h @@ -150,42 +150,45 @@ Boston, MA 02111-1307, USA. */ /* 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" : "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, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (FUNCTION))); \ - fprintf (FILE, "@GOT(%%ebx),%%ecx\n\tpopl %%ebx\n\tjmp *%%ecx\n"); \ - } \ - else \ - { \ - fprintf (FILE, "\tjmp "); \ - assemble_name \ - (FILE, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (FUNCTION))); \ - fprintf (FILE, "\n"); \ - } \ +#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, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (FUNCTION))); \ + fprintf (FILE, "@GOT(%%ebx),%%ecx\n\tpopl %%ebx\n\tjmp *%%ecx\n"); \ + } \ + else \ + { \ + fprintf (FILE, "\tjmp "); \ + assemble_name \ + (FILE, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (FUNCTION))); \ + fprintf (FILE, "\n"); \ + } \ } while (0) |