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tiledraw.s
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.text
.align 2
@@.type tiledraw_8, %function
__ASM_functions_list:
.long tiledraw_8
.long 0
.global _tiledraw_setup
_tiledraw_setup:
str r4, [sp, #-4]!
@@ Setup stuff for code copy.
ldr r0, =__ASM_functions_start
ldr r1, =0x40015040
ldr r2, =__ASM_functions_end
sub r3, r1, r0 @ r3 = offset
@@ Copy ASM funcs to IRAM + 0x30.
1: ldr r4, [r0], #4
str r4, [r1], #4
cmp r0, r2
blo 1b
@@ Put stubs in at the old addresses to jump to the new ones.
adr r0, __ASM_functions_list
1: ldr r1, [r0], #4 @ load a funcptr and inc funcptrptr
cmp r1, #0 @ is it the 0 at the end?
beq 2f @ if so, break out
add r2, r1, r3 @ r2 = address of func in iram
ldr r4, =0xe51ff004 @ r3 = encoding of `ldr pc, [pc, #-4]' (load pc from next word)
str r4, [r1], #4 @ store instr at func and inc funcptr
str r2, [r1], #4 @ store address of where-to-jump at func + 4 and inc funcptr
b 1b @ keep looping
2: @@ Return.
ldr r4, [sp], #4
bx lr
.pool
__ASM_functions_start:
.global tiledraw_8
tiledraw_8:
stmfd sp!, {r4, r5, r6, lr}
ldr ip, [r1], #4
ldr r5, [sp, #16]
cmp ip, #0
ldr lr, [r2], #4
mov r6, r3
rsbeq r3, r5, r0
mov r4, r2
addeq r0, r3, #8
beq .L3
add r2, ip, r5
cmp r5, #7
ldrls pc, [pc, r5, asl #2]
b .L3
.p2align 2
.L49:
.word .L5
.word .L14
.word .L22
.word .L29
.word .L35
.word .L40
.word .L44
.word .L47
.L44:
ldrb r3, [r2, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb ip, [r2, #1] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #1]
add r0, r0, #2
.L3:
mov r2, r6
b .L107
.L109:
ldr ip, [r1], #4
cmp ip, #0
ldr lr, [r4], #4
beq .L62
ldrb r3, [ip, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb r3, [ip, #1] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #1]
ldrb r3, [ip, #2] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #2]
ldrb r3, [ip, #3] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #3]
ldrb r3, [ip, #4] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #4]
ldrb r3, [ip, #5] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #5]
ldrb r3, [ip, #6] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #6]
ldrb r3, [ip, #7] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #7]
.L62:
add r0, r0, #8
sub r2, r2, #1
.L107:
cmp r2, #1
bgt .L109
cmp r5, #0
ldmeqfd sp!, {r4, r5, r6, pc}
ldr r1, [r1, #0]
cmp r1, #0
ldr r2, [r4, #0]
ldmeqfd sp!, {r4, r5, r6, pc}
sub ip, r5, #1
cmp ip, #6
ldrls pc, [pc, ip, asl #2]
b .L1
.p2align 2
.L102:
.word .L100
.word .L97
.word .L93
.word .L88
.word .L82
.word .L75
.word .L67
.L47:
ldrb ip, [r2, #0] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #0]
add r0, r0, #1
b .L3
.L5:
ldrb ip, [r2, #0] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #0]
ldrb r3, [r2, #1] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #1]
ldrb ip, [r2, #2] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #2]
ldrb r3, [r2, #3] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #3]
ldrb ip, [r2, #4] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #4]
ldrb r3, [r2, #5] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #5]
ldrb ip, [r2, #6] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #6]
ldrb r3, [r2, #7] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #7]
add r0, r0, #8
b .L3
.L14:
ldrb r3, [r2, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb ip, [r2, #1] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #1]
ldrb r3, [r2, #2] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #2]
ldrb ip, [r2, #3] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #3]
ldrb r3, [r2, #4] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #4]
ldrb ip, [r2, #5] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #5]
ldrb r3, [r2, #6] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #6]
add r0, r0, #7
b .L3
.L22:
ldrb r3, [r2, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb ip, [r2, #1] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #1]
ldrb r3, [r2, #2] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #2]
ldrb ip, [r2, #3] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #3]
ldrb r3, [r2, #4] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #4]
ldrb ip, [r2, #5] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #5]
add r0, r0, #6
b .L3
.L29:
ldrb ip, [r2, #0] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #0]
ldrb r3, [r2, #1] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #1]
ldrb ip, [r2, #2] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #2]
ldrb r3, [r2, #3] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #3]
ldrb ip, [r2, #4] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #4]
add r0, r0, #5
b .L3
.L35:
ldrb ip, [r2, #0] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #0]
ldrb r3, [r2, #1] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #1]
ldrb ip, [r2, #2] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #2]
ldrb r3, [r2, #3] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #3]
add r0, r0, #4
b .L3
.L40:
ldrb r3, [r2, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb ip, [r2, #1] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, lr] @ zero_extendqisi2
strneb ip, [r0, #1]
ldrb r3, [r2, #2] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, lr] @ zero_extendqisi2
strneb r3, [r0, #2]
add r0, r0, #3
b .L3
.L100:
ldrb r1, [r1, #0] @ zero_extendqisi2
cmp r1, #0
ldmeqfd sp!, {r4, r5, r6, pc}
ldrb ip, [r1, r2] @ zero_extendqisi2
strb ip, [r0, #0]
.L1:
ldmfd sp!, {r4, r5, r6, pc}
.L67:
ldrb ip, [r1, #0] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #0]
ldrb r3, [r1, #1] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #1]
ldrb ip, [r1, #2] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #2]
ldrb r3, [r1, #3] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #3]
ldrb ip, [r1, #4] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #4]
ldrb r3, [r1, #5] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #5]
ldrb r1, [r1, #6] @ zero_extendqisi2
cmp r1, #0
ldrneb r3, [r1, r2] @ zero_extendqisi2
strneb r3, [r0, #6]
ldmfd sp!, {r4, r5, r6, pc}
.L97:
ldrb r3, [r1, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb r1, [r1, #1] @ zero_extendqisi2
cmp r1, #0
ldrneb r3, [r1, r2] @ zero_extendqisi2
strneb r3, [r0, #1]
ldmfd sp!, {r4, r5, r6, pc}
.L93:
ldrb ip, [r1, #0] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #0]
ldrb r3, [r1, #1] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #1]
ldrb r1, [r1, #2] @ zero_extendqisi2
cmp r1, #0
ldrneb r3, [r1, r2] @ zero_extendqisi2
strneb r3, [r0, #2]
ldmfd sp!, {r4, r5, r6, pc}
.L88:
ldrb ip, [r1, #0] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #0]
ldrb r3, [r1, #1] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #1]
ldrb ip, [r1, #2] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #2]
ldrb r1, [r1, #3] @ zero_extendqisi2
cmp r1, #0
ldrneb r3, [r1, r2] @ zero_extendqisi2
strneb r3, [r0, #3]
ldmfd sp!, {r4, r5, r6, pc}
.L82:
ldrb r3, [r1, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb ip, [r1, #1] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #1]
ldrb r3, [r1, #2] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #2]
ldrb ip, [r1, #3] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #3]
ldrb r1, [r1, #4] @ zero_extendqisi2
cmp r1, #0
ldrneb r3, [r1, r2] @ zero_extendqisi2
strneb r3, [r0, #4]
ldmfd sp!, {r4, r5, r6, pc}
.L75:
ldrb r3, [r1, #0] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #0]
ldrb ip, [r1, #1] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #1]
ldrb r3, [r1, #2] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #2]
ldrb ip, [r1, #3] @ zero_extendqisi2
cmp ip, #0
ldrneb ip, [ip, r2] @ zero_extendqisi2
strneb ip, [r0, #3]
ldrb r3, [r1, #4] @ zero_extendqisi2
cmp r3, #0
ldrneb r3, [r3, r2] @ zero_extendqisi2
strneb r3, [r0, #4]
ldrb r1, [r1, #5] @ zero_extendqisi2
cmp r1, #0
ldrneb r3, [r1, r2] @ zero_extendqisi2
strneb r3, [r0, #5]
ldmfd sp!, {r4, r5, r6, pc}
__ASM_functions_end:
.size tiledraw_8, .-tiledraw_8
.ident "GCC: (GNU) 3.4.3"