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| author | J"orn Rennecke <joern.rennecke@superh.com> | 2002-04-24 22:12:32 +0000 |
|---|---|---|
| committer | Joern Rennecke <amylaar@gcc.gnu.org> | 2002-04-24 23:12:32 +0100 |
| commit | 5e039e6b12f5bc2315fc0824b3d8648463fa3cc8 (patch) | |
| tree | 7e7fc1163c7db3f8fa05f975bc16677b82179d34 /gcc | |
| parent | 309d8365e52baa9efd7ec572127c9db57c03570b (diff) | |
| download | gcc-5e039e6b12f5bc2315fc0824b3d8648463fa3cc8.zip gcc-5e039e6b12f5bc2315fc0824b3d8648463fa3cc8.tar.gz gcc-5e039e6b12f5bc2315fc0824b3d8648463fa3cc8.tar.bz2 | |
sh.c (sh_va_arg): If argument was passed by reference, dereference the pointer.
* sh.c (sh_va_arg): If argument was passed by reference,
dereference the pointer.
From-SVN: r52734
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/sh/sh.c | 19 |
2 files changed, 22 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a4933fe..23175ed 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,7 @@ -Wed Apr 24 21:35:11 2002 J"orn Rennecke <joern.rennecke@superh.com> +Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (sh_va_arg): If argument was passed by reference, + dereference the pointer. * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic. diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index d80801b..43c70a2 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -5293,11 +5293,16 @@ sh_va_arg (valist, type) HOST_WIDE_INT size, rsize; tree tmp, pptr_type_node; rtx addr_rtx, r; + rtx result; + int pass_by_ref = MUST_PASS_IN_STACK (TYPE_MODE (type), type); size = int_size_in_bytes (type); rsize = (size + UNITS_PER_WORD - 1) & -UNITS_PER_WORD; pptr_type_node = build_pointer_type (ptr_type_node); + if (pass_by_ref) + type = build_pointer_type (type); + if (! TARGET_SH5 && (TARGET_SH3E || TARGET_SH4) && ! TARGET_HITACHI) { tree f_next_o, f_next_o_limit, f_next_fp, f_next_fp_limit, f_next_stack; @@ -5411,7 +5416,19 @@ sh_va_arg (valist, type) /* ??? In va-sh.h, there had been code to make values larger than size 8 indirect. This does not match the FUNCTION_ARG macros. */ - return std_expand_builtin_va_arg (valist, type); + result = std_expand_builtin_va_arg (valist, type); + if (pass_by_ref) + { +#ifdef POINTERS_EXTEND_UNSIGNED + if (GET_MODE (addr) != Pmode) + addr = convert_memory_address (Pmode, result); +#endif + result = gen_rtx_MEM (ptr_mode, force_reg (Pmode, result)); + set_mem_alias_set (result, get_varargs_alias_set ()); + } + /* ??? expand_builtin_va_arg will also set the alias set of the dereferenced + argument to the varargs alias set. */ + return result; } /* Define the offset between two registers, one to be eliminated, and |