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Fix varardic functions returning structs.

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From-SVN: r2235
This commit is contained in:
Michael Meissner 1992-09-24 22:11:57 +00:00
parent f4f22302c4
commit 1154b096fa
2 changed files with 10 additions and 22 deletions
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18
gcc/config/mips/mips.c
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@ -2432,24 +2432,6 @@ init_cumulative_args (cum, fntype, libname)
if (next_param == (tree)0 && TREE_VALUE (param) != void_type_node)
cum->gp_reg_found = 1;
}
/* Determine if the function is returning a structure, if so,
advance by one argument. */
if (fntype
&& (TREE_CODE (fntype) == FUNCTION_TYPE || TREE_CODE (fntype) == METHOD_TYPE)
&& TREE_TYPE (fntype) != 0)
{
tree ret_type = TREE_TYPE (fntype);
enum tree_code ret_code = TREE_CODE (ret_type);
if (ret_code == RECORD_TYPE || ret_code == UNION_TYPE)
{
cum->gp_reg_found = 1;
cum->arg_number = 1;
cum->arg_words = 1;
}
}
}
/* Advance the argument to the next argument position. */

14
gcc/config/mips/mips.h
View File

@ -473,7 +473,7 @@ while (0)
/* Print subsidiary information on the compiler version in use. */
#define MIPS_VERSION "[AL 1.1, MM 26]"
#define MIPS_VERSION "[AL 1.1, MM 27]"
#ifndef MACHINE_TYPE
#define MACHINE_TYPE "BSD Mips"
@ -1205,9 +1205,15 @@ extern char mips_hard_regno_mode_ok[][FIRST_PSEUDO_REGISTER];
/* Register in which static-chain is passed to a function. */
#define STATIC_CHAIN_REGNUM (GP_REG_FIRST + 2)
/* Register in which address to store a structure value
is passed to a function. */
#define STRUCT_VALUE_REGNUM (GP_REG_FIRST + 4)
/* If the structure value address is passed in a register, then
`STRUCT_VALUE_REGNUM' should be the number of that register. */
/* #define STRUCT_VALUE_REGNUM (GP_REG_FIRST + 4) */
/* If the structure value address is not passed in a register, define
`STRUCT_VALUE' as an expression returning an RTX for the place
where the address is passed. If it returns 0, the address is
passed as an "invisible" first argument. */
#define STRUCT_VALUE ((rtx)0)
/* Mips registers used in prologue/epilogue code when the stack frame
is larger than 32K bytes. These registers must come from the