268 lines
3.7 KiB
ArmAsm
268 lines
3.7 KiB
ArmAsm
.file "median2.sy"
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.option pic
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.attribute arch, "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_zicsr2p0_zifencei2p0"
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.attribute unaligned_access, 0
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.attribute stack_align, 16
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.text
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.align 1
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.globl meanless_calculation
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.type meanless_calculation, @function
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meanless_calculation:
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mv a3,a0
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li a0,0
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ble a3,zero,.L4
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ble a1,zero,.L2
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li a5,0
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j .L3
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.L9:
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beq a1,a5,.L8
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.L3:
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addiw a5,a5,1
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addw a0,a3,a0
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addw a0,a0,a5
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bne a3,a5,.L9
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.L2:
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ret
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.L8:
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ret
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.L4:
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ret
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.size meanless_calculation, .-meanless_calculation
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.align 1
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.globl swap
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.type swap, @function
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swap:
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slli a5,a2,2
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add a5,a0,a5
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slli a4,a1,2
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add a0,a0,a4
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lw a3,0(a5)
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lw a4,0(a0)
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sw a3,0(a0)
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sw a4,0(a5)
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li a0,0
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ble a1,zero,.L13
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ble a2,zero,.L11
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li a5,0
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j .L12
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.L17:
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beq a2,a5,.L16
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.L12:
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addiw a5,a5,1
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addw a0,a1,a0
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addw a0,a5,a0
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bne a1,a5,.L17
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.L11:
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ret
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.L16:
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ret
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.L13:
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ret
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.size swap, .-swap
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.align 1
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.globl median
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.type median, @function
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median:
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addi sp,sp,-16
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sd s0,8(sp)
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sd s1,0(sp)
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mv t0,a1
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mv t4,a0
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mv s0,a3
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slli s1,a1,2
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addiw t2,a2,1
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.L19:
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add t6,t4,s1
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lw a6,0(t6)
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sext.w t5,t2
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mv t1,t0
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li a0,0
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.L20:
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blt t1,t5,.L24
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slli a2,t1,2
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add a2,t4,a2
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mv t3,t5
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mv a1,t1
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.L25:
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beq a1,t3,.L28
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.L42:
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slli a5,t3,2
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add a5,t4,a5
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lw a3,0(a5)
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lw a4,0(a2)
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sw a3,0(a2)
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sw a4,0(a5)
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blt t1,t5,.L39
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slli a1,a1,2
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add t4,t4,a1
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.L23:
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lw a3,0(a5)
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lw a4,0(t4)
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sw a3,0(t4)
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sw a4,0(a5)
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j .L23
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.L24:
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addiw t3,t5,-1
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slli a5,t3,2
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add a5,t4,a5
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lw a5,0(a5)
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blt a5,a6,.L21
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addiw a0,a0,1
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mv t5,t3
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j .L20
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.L21:
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bge t1,t3,.L40
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addw a3,a0,t1
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addi a5,t1,1
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addiw a7,a3,1
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slli a5,a5,2
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add a5,t4,a5
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subw a3,a7,t5
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j .L26
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.L41:
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addiw a0,a0,-1
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addi a5,a5,4
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beq a0,a3,.L25
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.L26:
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lw a4,0(a5)
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subw a1,a7,a0
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mv a2,a5
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blt a4,a6,.L41
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bne a1,t3,.L42
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.L28:
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sw a6,0(t6)
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lw a5,0(a2)
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sw a5,0(t6)
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sw a6,0(a2)
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blt s0,a1,.L33
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ble s0,a1,.L34
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addiw t0,a1,1
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slli s1,t0,2
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j .L19
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.L33:
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addiw t2,a1,1
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j .L19
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.L34:
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ld s0,8(sp)
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ld s1,0(sp)
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addi sp,sp,16
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jr ra
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.L39:
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mv t1,a1
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mv t5,t3
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j .L20
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.L40:
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slli a2,t1,2
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add a2,t4,a2
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mv a1,t1
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j .L25
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.size median, .-median
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.section .text.startup,"ax",@progbits
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.align 1
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.globl main
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.type main, @function
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main:
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addi sp,sp,-16
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lla a0,a
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sd ra,8(sp)
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sd s0,0(sp)
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call getarray@plt
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mv a5,a0
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lla s0,.LANCHOR0
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li a0,61
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sw a5,0(s0)
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call _sysy_starttime@plt
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lw a2,0(s0)
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li a1,0
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lla a0,a
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srliw a3,a2,31
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addw a3,a3,a2
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sraiw a3,a3,1
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addiw a2,a2,-1
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call median
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li a0,63
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call _sysy_stoptime@plt
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lw a0,0(s0)
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lla a1,a
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call putarray@plt
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lw a4,0(s0)
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ld ra,8(sp)
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ld s0,0(sp)
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srliw a5,a4,31
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addw a5,a5,a4
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sraiw a5,a5,1
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slli a5,a5,2
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lla a4,a
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add a5,a4,a5
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lw a5,0(a5)
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addi sp,sp,16
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sraiw a0,a5,31
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srliw a0,a0,24
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addw a5,a0,a5
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andi a5,a5,255
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subw a0,a5,a0
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jr ra
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.size main, .-main
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.globl a
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.globl n
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.globl _sysy_idx
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.globl _sysy_us
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.globl _sysy_s
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.globl _sysy_m
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.globl _sysy_h
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.globl _sysy_l2
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.globl _sysy_l1
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.globl _sysy_end
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.globl _sysy_start
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.bss
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.align 3
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.set .LANCHOR0,. + 0
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.type n, @object
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.size n, 4
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n:
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.zero 4
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.zero 4
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.type a, @object
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.size a, 40000000
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a:
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.zero 40000000
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.type _sysy_idx, @object
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.size _sysy_idx, 4
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_sysy_idx:
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.zero 4
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.zero 4
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.type _sysy_us, @object
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.size _sysy_us, 4096
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_sysy_us:
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.zero 4096
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.type _sysy_s, @object
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.size _sysy_s, 4096
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_sysy_s:
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.zero 4096
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.type _sysy_m, @object
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.size _sysy_m, 4096
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_sysy_m:
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.zero 4096
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.type _sysy_h, @object
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.size _sysy_h, 4096
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_sysy_h:
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.zero 4096
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.type _sysy_l2, @object
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.size _sysy_l2, 4096
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_sysy_l2:
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.zero 4096
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.type _sysy_l1, @object
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.size _sysy_l1, 4096
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_sysy_l1:
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.zero 4096
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.type _sysy_end, @object
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.size _sysy_end, 16
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_sysy_end:
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.zero 16
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.type _sysy_start, @object
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.size _sysy_start, 16
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_sysy_start:
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.zero 16
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.ident "GCC: (Debian 12.2.0-13) 12.2.0"
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.section .note.GNU-stack,"",@progbits
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