diff options
Diffstat (limited to 'gcc/config/pdp11/pdp11.h')
| -rw-r--r-- | gcc/config/pdp11/pdp11.h | 35 |
1 files changed, 1 insertions, 34 deletions
diff --git a/gcc/config/pdp11/pdp11.h b/gcc/config/pdp11/pdp11.h index a08f7239e10..006fb4cbd86 100644 --- a/gcc/config/pdp11/pdp11.h +++ b/gcc/config/pdp11/pdp11.h @@ -1,6 +1,6 @@ /* Definitions of target machine for GNU compiler, for the pdp-11 Copyright (C) 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2004, 2005, - 2006, 2007, 2008 Free Software Foundation, Inc. + 2006, 2007, 2008, 2010 Free Software Foundation, Inc. Contributed by Michael K. Gschwind (mike@vlsivie.tuwien.ac.at). This file is part of GCC. @@ -435,14 +435,6 @@ extern int current_first_parm_offset; */ #define FIRST_PARM_OFFSET(FNDECL) 4 -/* Value is 1 if returning from a function call automatically - pops the arguments described by the number-of-args field in the call. - FUNDECL is the declaration node of the function (as a tree), - FUNTYPE is the data type of the function (as a tree), - or for a library call it is an identifier node for the subroutine name. */ - -#define RETURN_POPS_ARGS(FUNDECL,FUNTYPE,SIZE) 0 - /* Define how to find the value returned by a function. VALTYPE is the data type of the value (as a tree). If the precise function being called is known, FUNC is its FUNCTION_DECL; @@ -450,31 +442,6 @@ extern int current_first_parm_offset; #define BASE_RETURN_VALUE_REG(MODE) \ ((MODE) == DFmode ? 8 : 0) -/* On the pdp11 the value is found in R0 (or ac0??? -not without FPU!!!! ) */ - -#define FUNCTION_VALUE(VALTYPE, FUNC) \ - gen_rtx_REG (TYPE_MODE (VALTYPE), BASE_RETURN_VALUE_REG(TYPE_MODE(VALTYPE))) - -/* and the called function leaves it in the first register. - Difference only on machines with register windows. */ - -#define FUNCTION_OUTGOING_VALUE(VALTYPE, FUNC) \ - gen_rtx_REG (TYPE_MODE (VALTYPE), BASE_RETURN_VALUE_REG(TYPE_MODE(VALTYPE))) - -/* Define how to find the value returned by a library function - assuming the value has mode MODE. */ - -#define LIBCALL_VALUE(MODE) gen_rtx_REG (MODE, BASE_RETURN_VALUE_REG(MODE)) - -/* 1 if N is a possible register number for a function value - as seen by the caller. - On the pdp, the first "output" reg is the only register thus used. - -maybe ac0 ? - as option someday! */ - -#define FUNCTION_VALUE_REGNO_P(N) (((N) == 0) || (TARGET_AC0 && (N) == 8)) - /* 1 if N is a possible register number for function argument passing. - not used on pdp */ |