diff options
Diffstat (limited to 'gcc/expr.h')
| -rw-r--r-- | gcc/expr.h | 26 |
1 files changed, 4 insertions, 22 deletions
@@ -48,26 +48,9 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA EXPAND_INITIALIZER is similar but also record any labels on forced_labels. EXPAND_CONST_ADDRESS means it is ok to return a MEM whose address is a constant that is not a legitimate address. - EXPAND_MEMORY_USE_* are explained below. */ -enum expand_modifier {EXPAND_NORMAL, EXPAND_SUM, - EXPAND_CONST_ADDRESS, EXPAND_INITIALIZER, - EXPAND_MEMORY_USE_WO, EXPAND_MEMORY_USE_RW, - EXPAND_MEMORY_USE_BAD, EXPAND_MEMORY_USE_DONT}; - -/* Argument for chkr_* functions. - MEMORY_USE_RO: the pointer reads memory. - MEMORY_USE_WO: the pointer writes to memory. - MEMORY_USE_RW: the pointer modifies memory (ie it reads and writes). An - example is (*ptr)++ - MEMORY_USE_BAD: use this if you don't know the behavior of the pointer, or - if you know there are no pointers. Using an INDIRECT_REF - with MEMORY_USE_BAD will abort. - MEMORY_USE_TW: just test for writing, without update. Special. - MEMORY_USE_DONT: the memory is neither read nor written. This is used by - '->' and '.'. */ -enum memory_use_mode {MEMORY_USE_BAD = 0, MEMORY_USE_RO = 1, - MEMORY_USE_WO = 2, MEMORY_USE_RW = 3, - MEMORY_USE_TW = 6, MEMORY_USE_DONT = 99}; + EXPAND_WRITE means we are only going to write to the resulting rtx. */ +enum expand_modifier {EXPAND_NORMAL, EXPAND_SUM, EXPAND_CONST_ADDRESS, + EXPAND_INITIALIZER, EXPAND_WRITE}; /* Prevent the compiler from deferring stack pops. See inhibit_defer_pop for more information. */ @@ -119,8 +102,7 @@ struct args_size /* Convert the implicit sum in a `struct args_size' into an rtx. */ #define ARGS_SIZE_RTX(SIZE) \ ((SIZE).var == 0 ? GEN_INT ((SIZE).constant) \ - : expand_expr (ARGS_SIZE_TREE (SIZE), NULL_RTX, VOIDmode, \ - EXPAND_MEMORY_USE_BAD)) + : expand_expr (ARGS_SIZE_TREE (SIZE), NULL_RTX, VOIDmode, 0)) /* Supply a default definition for FUNCTION_ARG_PADDING: usually pad upward, but pad short args downward on |