diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5a8a09e8b1958c149755b831a132378de3495a3e..c5419232d7b24dafd0232c5ac55463f453d02b2b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2004-05-25 Svein E. Seldal <Svein.Seldal@solidas.com> + + * config/avr/avr.h (LONG_LONG_TYPE_SIZE): Changed long long type + to support 32-bit -mint8 mode. + + * doc/invoke.texi (-mint8): Added documentation for the -mint8 + option in the AVR architecture. + 2004-05-24 Mike Stump <mrs@apple.com> * doc/install.texi: Document that dejagnu 1.4.4 is required. diff --git a/gcc/config/avr/avr.h b/gcc/config/avr/avr.h index 6361fbd90348a33b775772d2e38e125cb773f66b..c9beb30410f220dbac87b45ecff80daa4bb0dd24 100644 --- a/gcc/config/avr/avr.h +++ b/gcc/config/avr/avr.h @@ -142,7 +142,7 @@ extern int avr_asm_only_p; #define INT_TYPE_SIZE (TARGET_INT8 ? 8 : 16) #define SHORT_TYPE_SIZE (INT_TYPE_SIZE == 8 ? INT_TYPE_SIZE : 16) #define LONG_TYPE_SIZE (INT_TYPE_SIZE == 8 ? 16 : 32) -#define LONG_LONG_TYPE_SIZE 64 +#define LONG_LONG_TYPE_SIZE (INT_TYPE_SIZE == 8 ? 32 : 64) #define FLOAT_TYPE_SIZE 32 #define DOUBLE_TYPE_SIZE 32 #define LONG_DOUBLE_TYPE_SIZE 32 diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 1ed9e6588f47c0c37ee4b771bc09c69f65f48219..b2ae83c6f5d6706c4f1c9fce230d967efe6e9c9e 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -592,7 +592,7 @@ in the following sections. @emph{AVR Options} @gccoptlist{-mmcu=@var{mcu} -msize -minit-stack=@var{n} -mno-interrupts @gol --mcall-prologues -mno-tablejump -mtiny-stack} +-mcall-prologues -mno-tablejump -mtiny-stack -mint8} @emph{MCore Options} @gccoptlist{-mhardlit -mno-hardlit -mdiv -mno-div -mrelax-immediates @gol @@ -10184,6 +10184,14 @@ Do not generate tablejump insns which sometimes increase code size. @item -mtiny-stack @opindex mtiny-stack Change only the low 8 bits of the stack pointer. + +@item -mint8 +@opindex mint8 +Assume int to be 8 bit integer. This affects the sizes of all types: A +char will be 1 byte, an int will be 1 byte, an long will be 2 bytes +and long long will be 4 bytes. Please note that this option does not +comply to the C standards, but it will provide you with smaller code +size. @end table @node MCore Options