diff options
Diffstat (limited to 'cgopt.c')
| -rw-r--r-- | cgopt.c | 40 |
1 files changed, 23 insertions, 17 deletions
@@ -421,9 +421,9 @@ static int get_argument_size (int instruction_code) IF_G_RISC (case IADDI: case ILSLI:) IF_G_SPARC (case IADDO: case ISUBO: ) #ifdef I486 - case IDIVI: case IREMI: case IREMU: + case IDIVI: case IREMI: case IREMU: case IMULUD: # ifndef THREAD32 - case IMULUD: case IDIVDU: + case IDIVDU: # endif case IFLOORDIV: case IMOD: #endif @@ -497,18 +497,18 @@ static void insert_decrement_b_stack_pointer (struct instruction *next_instructi instruction=(struct instruction*)fast_memory_allocate (sizeof (struct instruction)+2*sizeof (struct parameter)); instruction->instruction_arity=2; -#ifdef M68000 +# ifdef M68000 instruction->instruction_icode=ISUB; instruction->instruction_parameters[0].parameter_type=P_IMMEDIATE; instruction->instruction_parameters[0].parameter_data.i=offset; -#else +# else instruction->instruction_icode=ILEA; instruction->instruction_parameters[0].parameter_type=P_INDIRECT; instruction->instruction_parameters[0].parameter_offset=-offset; instruction->instruction_parameters[0].parameter_data.reg.r=B_STACK_POINTER; -#endif +# endif instruction->instruction_parameters[1].parameter_type=P_REGISTER; instruction->instruction_parameters[1].parameter_data.i=B_STACK_POINTER; @@ -680,6 +680,7 @@ static void compute_maximum_b_stack_offsets (register int b_offset) # ifdef THREAD32 instruction->instruction_icode!=IDIV && instruction->instruction_icode!=IDIVU && + instruction->instruction_icode!=IMULUD && # endif instruction->instruction_icode!=IDIVI && instruction->instruction_icode!=IREMI && @@ -929,6 +930,7 @@ void optimize_stack_access (struct basic_block *block,int *a_offset_p,int *b_off # ifdef THREAD32 instruction->instruction_icode!=IDIV && instruction->instruction_icode!=IDIVU && + instruction->instruction_icode!=IMULUD && # endif instruction->instruction_icode!=IDIVI && instruction->instruction_icode!=IREMI && @@ -1561,7 +1563,7 @@ static void store_next_uses (struct instruction *instruction) case IROTL: case IROTR: # endif #endif -#if defined (I486) && !defined (I486_USE_SCRATCH_REGISTER) +#if defined (I486) && !defined (I486_USE_SCRATCH_REGISTER) && !defined (THREAD32) case IMULUD: #endif #if (defined (I486) && !defined (I486_USE_SCRATCH_REGISTER)) || defined (G_POWER) @@ -1593,20 +1595,17 @@ IF_G_POWER ( case IUMULH: ) use_parameter (&instruction->instruction_parameters[1]); use_parameter (&instruction->instruction_parameters[0]); break; - case IDIV: case IREM: case IDIVU: case IREMU: -# ifdef THREAD32 + case IDIV: case IREM: case IDIVU: case IREMU: case IMULUD: +# ifdef THREAD32 use_parameter (&instruction->instruction_parameters[1]); use_parameter (&instruction->instruction_parameters[0]); define_parameter (&instruction->instruction_parameters[2]); - break; -# endif -# ifndef THREAD32 - case IMULUD: +# else define_scratch_register(); use_parameter (&instruction->instruction_parameters[1]); use_parameter (&instruction->instruction_parameters[0]); - break; # endif + break; case IMOVE: if ((instruction->instruction_parameters[0].parameter_type==P_INDIRECT || instruction->instruction_parameters[0].parameter_type==P_INDEXED) && @@ -4041,14 +4040,21 @@ IF_G_RISC (case IADDI: case ILSLI:) case IEXG: instruction_usedef_usedef (instruction); break; -#if defined (I486) && !defined (THREAD32) +#if defined (I486) case IMULUD: -# ifdef I486_USE_SCRATCH_REGISTER +# ifdef THREAD32 + use_3_same_type_registers + (&instruction->instruction_parameters[0].parameter_data.reg,USE_DEF, + &instruction->instruction_parameters[1].parameter_data.reg,USE_DEF, + &instruction->instruction_parameters[2].parameter_data.reg,DEF,D_REGISTER); +# else +# ifdef I486_USE_SCRATCH_REGISTER use_scratch_register(); -# endif +# endif instruction_usedef_usedef (instruction); -# ifdef I486_USE_SCRATCH_REGISTER +# ifdef I486_USE_SCRATCH_REGISTER allocate_scratch_register=1; +# endif # endif break; #endif |