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-rw-r--r--cgpas.c106
1 files changed, 76 insertions, 30 deletions
diff --git a/cgpas.c b/cgpas.c
index 6dd81cd..d2e536d 100644
--- a/cgpas.c
+++ b/cgpas.c
@@ -1093,7 +1093,7 @@ static void as_subo_instruction (struct instruction *instruction)
instruction->instruction_parameters[1].parameter_data.reg.r,reg);
}
-static void as_cmp_instruction (struct instruction *instruction,int size_flag)
+static void as_cmp_instruction (struct instruction *instruction)
{
struct parameter parameter_0,parameter_1;
@@ -1101,18 +1101,12 @@ static void as_cmp_instruction (struct instruction *instruction,int size_flag)
parameter_1=instruction->instruction_parameters[1];
if (parameter_1.parameter_type==P_INDIRECT){
- if (size_flag==SIZE_LONG)
- as_lwz (REGISTER_O1,parameter_1.parameter_offset,parameter_1.parameter_data.reg.r);
- else
- as_lha (REGISTER_O1,parameter_1.parameter_offset,parameter_1.parameter_data.reg.r);
+ as_lwz (REGISTER_O1,parameter_1.parameter_offset,parameter_1.parameter_data.reg.r);
parameter_1.parameter_type=P_REGISTER;
parameter_1.parameter_data.reg.r=REGISTER_O1;
} else if (parameter_1.parameter_type==P_INDEXED){
- if (size_flag==SIZE_LONG)
- as_lwzx (REGISTER_O1,parameter_1.parameter_data.ir->a_reg.r,parameter_1.parameter_data.ir->d_reg.r);
- else
- as_lhax (REGISTER_O1,parameter_1.parameter_data.ir->a_reg.r,parameter_1.parameter_data.ir->d_reg.r);
+ as_lwzx (REGISTER_O1,parameter_1.parameter_data.ir->a_reg.r,parameter_1.parameter_data.ir->d_reg.r);
parameter_1.parameter_type=P_REGISTER;
parameter_1.parameter_data.reg.r=REGISTER_O1;
@@ -1146,31 +1140,80 @@ static void as_cmp_instruction (struct instruction *instruction,int size_flag)
break;
}
case P_INDIRECT:
- switch (size_flag){
- case SIZE_WORD:
- as_lha (REGISTER_O0,parameter_0.parameter_offset,parameter_0.parameter_data.reg.r);
- break;
- case SIZE_LONG:
- as_lwz (REGISTER_O0,parameter_0.parameter_offset,parameter_0.parameter_data.reg.r);
- break;
- default:
- internal_error_in_function ("as_cmp_instruction");
- }
+ as_lwz (REGISTER_O0,parameter_0.parameter_offset,parameter_0.parameter_data.reg.r);
parameter_0.parameter_type=P_REGISTER;
parameter_0.parameter_data.reg.r=REGISTER_O0;
break;
case P_INDEXED:
- switch (size_flag){
- case SIZE_WORD:
- as_lhax (REGISTER_O0,parameter_0.parameter_data.ir->a_reg.r,parameter_0.parameter_data.ir->d_reg.r);
- break;
- case SIZE_LONG:
- as_lwzx (REGISTER_O0,parameter_0.parameter_data.ir->a_reg.r,parameter_0.parameter_data.ir->d_reg.r);
- break;
- default:
- internal_error_in_function ("as_cmp_instruction");
+ as_lwzx (REGISTER_O0,parameter_0.parameter_data.ir->a_reg.r,parameter_0.parameter_data.ir->d_reg.r);
+
+ parameter_0.parameter_type=P_REGISTER;
+ parameter_0.parameter_data.reg.r=REGISTER_O0;
+ break;
+ }
+
+ if (parameter_0.parameter_type==P_IMMEDIATE){
+ as_cmpi (parameter_1.parameter_data.reg.r,parameter_0.parameter_data.i);
+ } else
+ as_cmp (parameter_1.parameter_data.reg.r,parameter_0.parameter_data.reg.r);
+}
+
+#if 0
+static void as_cmpw_instruction (struct instruction *instruction)
+{
+ struct parameter parameter_0,parameter_1;
+
+ parameter_0=instruction->instruction_parameters[0];
+ parameter_1=instruction->instruction_parameters[1];
+
+ if (parameter_1.parameter_type==P_INDIRECT){
+ as_lha (REGISTER_O1,parameter_1.parameter_offset,parameter_1.parameter_data.reg.r);
+
+ parameter_1.parameter_type=P_REGISTER;
+ parameter_1.parameter_data.reg.r=REGISTER_O1;
+ } else if (parameter_1.parameter_type==P_INDEXED){
+ as_lhax (REGISTER_O1,parameter_1.parameter_data.ir->a_reg.r,parameter_1.parameter_data.ir->d_reg.r);
+
+ parameter_1.parameter_type=P_REGISTER;
+ parameter_1.parameter_data.reg.r=REGISTER_O1;
+ }
+
+ switch (parameter_0.parameter_type){
+ case P_DESCRIPTOR_NUMBER:
+ as_load_descriptor (&parameter_0,REGISTER_O0);
+
+ parameter_0.parameter_type=P_REGISTER;
+ parameter_0.parameter_data.reg.r=REGISTER_O0;
+ break;
+ case P_REGISTER:
+ break;
+ case P_IMMEDIATE:
+ {
+ int i;
+
+ i=parameter_0.parameter_data.i;
+
+ if (i!=(WORD)i){
+ as_lis (REGISTER_O0,(i-(WORD)i)>>16);
+
+ i=(WORD)i;
+
+ as_addi (REGISTER_O0,REGISTER_O0,i);
+
+ parameter_0.parameter_type=P_REGISTER;
+ parameter_0.parameter_data.reg.r=REGISTER_O0;
}
+ break;
+ }
+ case P_INDIRECT:
+ as_lha (REGISTER_O0,parameter_0.parameter_offset,parameter_0.parameter_data.reg.r);
+
+ parameter_0.parameter_type=P_REGISTER;
+ parameter_0.parameter_data.reg.r=REGISTER_O0;
+ break;
+ case P_INDEXED:
+ as_lhax (REGISTER_O0,parameter_0.parameter_data.ir->a_reg.r,parameter_0.parameter_data.ir->d_reg.r);
parameter_0.parameter_type=P_REGISTER;
parameter_0.parameter_data.reg.r=REGISTER_O0;
@@ -1182,6 +1225,7 @@ static void as_cmp_instruction (struct instruction *instruction,int size_flag)
} else
as_cmp (parameter_1.parameter_data.reg.r,parameter_0.parameter_data.reg.r);
}
+#endif
static void as_cmplw_instruction (struct instruction *instruction)
{
@@ -2742,7 +2786,7 @@ static void write_instructions (struct instruction *instructions)
as_sub_instruction (instruction);
break;
case ICMP:
- as_cmp_instruction (instruction,SIZE_LONG);
+ as_cmp_instruction (instruction);
break;
case IJMP:
as_jmp_instruction (instruction);
@@ -2855,9 +2899,11 @@ static void write_instructions (struct instruction *instructions)
case ISO:
as_seto_condition_instruction (instruction);
break;
+#if 0
case ICMPW:
- as_cmp_instruction (instruction,SIZE_WORD);
+ as_cmpw_instruction (instruction);
break;
+#endif
case ITST:
as_tst_instruction (instruction);
break;
generated by cgit v1.2.3 (git 2.39.1) at 2025-03-15 12:39:18 +0000