diff options
Diffstat (limited to 'assembler/gen4asm.h')
-rw-r--r-- | assembler/gen4asm.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/assembler/gen4asm.h b/assembler/gen4asm.h index aeb2b9cc..388cc756 100644 --- a/assembler/gen4asm.h +++ b/assembler/gen4asm.h @@ -55,6 +55,15 @@ extern long int gen_level; void yyerror (char *msg); +#define STRUCT_SIZE_ASSERT(TYPE, SIZE) \ +typedef struct { \ + char compile_time_assert_ ## TYPE ## _size[ \ + (sizeof (struct TYPE) == (SIZE)) ? 1 : -1]; \ + } _ ## TYPE ## SizeCheck + +/* ensure nobody changes the size of struct brw_instruction */ +STRUCT_SIZE_ASSERT(brw_instruction, 16); + /** * This structure is the internal representation of directly-addressed * registers in the parser. |