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* (MUST_PASS_IN_STACK): Make machine parameter. 

From-SVN: r3831
This commit is contained in:
Doug Evans 1993-03-22 22:02:43 +00:00
parent 0fcad51326
commit bb64c9871c
1 changed files with 6 additions and 0 deletions
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6
gcc/expr.h
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@ -211,6 +211,11 @@ enum direction {none, upward, downward}; /* Value has this type. */
So a value padded in memory at the upper end can't go in a register.
For a little-endian machine, the reverse is true. */
/* ??? Perhaps later rename this to FUNCTION_ARG_MUST_PASS_IN_STACK?
(although it is a little long). */
#ifndef MUST_PASS_IN_STACK
#if BYTES_BIG_ENDIAN
#define MUST_PASS_IN_STACK_BAD_PADDING upward
#else
@ -224,6 +229,7 @@ enum direction {none, upward, downward}; /* Value has this type. */
|| ((MODE) == BLKmode \
&& (FUNCTION_ARG_PADDING (MODE, TYPE) \
== MUST_PASS_IN_STACK_BAD_PADDING))))
#endif
/* Nonzero if type TYPE should be returned in memory.
Most machines can use the following default definition. */