lifning/gpsp
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[MIPS] Fix swap implementation

Browse source 
No game seems to use this :P
This commit is contained in:
David Guillen Fandos 2021-11-04 20:09:05 +01:00
parent fc55198b76
commit dee9a6ed36
1 changed files with 3 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
mips/mips_emit.h
View file

@ -1567,7 +1567,7 @@ u32 execute_store_cpsr_body(u32 _cpsr, u32 store_mask, u32 address)
-((word_bit_count(reg_list)) * 4)) \
// This isn't really a correct implementation, may have to fix later.
// ARM: rn *must* be different from rm and rd. rm *can* be the same as rd.
#define arm_swap(type) \
{ \
@ -1575,11 +1575,10 @@ u32 execute_store_cpsr_body(u32 _cpsr, u32 store_mask, u32 address)
cycle_count += 3; \
mips_emit_jal(mips_absolute_offset(execute_load_##type)); \
generate_load_reg(reg_a0, rn); \
generate_mov(reg_a2, reg_rv); \
generate_load_reg(reg_a0, rn); \
mips_emit_jal(mips_absolute_offset(execute_store_##type)); \
generate_load_reg(reg_a1, rm); \
generate_store_reg(reg_a2, rd); \
mips_emit_jal(mips_absolute_offset(execute_store_##type)); \
generate_store_reg(reg_rv, rd); \
} \
#define thumb_generate_op_load_yes(_rs) \