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| author | David Guillen Fandos | 2021-03-25 21:02:06 +0100 |
|---|---|---|
| committer | David Guillen Fandos | 2021-03-26 23:13:26 +0100 |
| commit | a494a3f00ee3bd35ee9ab76f8cd4f164da080113 (patch) | |
| tree | 8d8002c0aa696e8feac09afcd9b3ce8247507ef4 /x86/x86_stub.S | |
| parent | 53cc4a2475ebc8cc510dc97fe8db95939230cee9 (diff) | |
| download | picogpsp-a494a3f00ee3bd35ee9ab76f8cd4f164da080113.tar.gz picogpsp-a494a3f00ee3bd35ee9ab76f8cd4f164da080113.tar.bz2 picogpsp-a494a3f00ee3bd35ee9ab76f8cd4f164da080113.zip | |
Move OAM update flag to a register
Fix a small bug in MIPS dynarec that affects non -G0 targets
Diffstat (limited to 'x86/x86_stub.S')
| -rw-r--r-- | x86/x86_stub.S | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/x86/x86_stub.S b/x86/x86_stub.S index 9dd3fdd..948572c 100644 --- a/x86/x86_stub.S +++ b/x86/x86_stub.S @@ -28,7 +28,6 @@ _##symbol: #ifndef _WIN32 # External symbols (data + functions) -#define _oam_update oam_update #define _iwram iwram #define _ewram ewram #define _vram vram @@ -50,7 +49,6 @@ _##symbol: #define _execute_store_cpsr_body execute_store_cpsr_body #endif -.global _oam_update .global _iwram .global _ewram .global _vram @@ -75,6 +73,7 @@ _##symbol: .equ CPU_HALT_STATE, (30 * 4) .equ CHANGED_PC_STATUS, (31 * 4) .equ COMPLETED_FRAME, (32 * 4) +.equ OAM_UPDATED, (33 * 4) # destroys ecx and edx @@ -241,7 +240,7 @@ ext_store_vram8b: ret ext_store_oam8: - movl $1, _oam_update # flag OAM update + movl $1, OAM_UPDATED(%ebx) # flag OAM update and $0x3FE, %eax # wrap around address and align to 16bits mov %dl, %dh # copy lower 8bits of value into full 16bits mov %dx, _oam_ram(%eax) # perform 16bit store @@ -332,7 +331,7 @@ ext_store_vram16b: ret ext_store_oam16: - movl $1, _oam_update # flag OAM update + movl $1, OAM_UPDATED(%ebx) # flag OAM update and $0x3FF, %eax # wrap around address mov %dx, _oam_ram(%eax) # perform 16bit store ret @@ -410,7 +409,7 @@ ext_store_vram32b: ret ext_store_oam32: - movl $1, _oam_update # flag OAM update + movl $1, OAM_UPDATED(%ebx) # flag OAM update and $0x3FF, %eax # wrap around address mov %edx, _oam_ram(%eax) # perform 32bit store ret |