164 lines
1.9 KiB
ArmAsm
164 lines
1.9 KiB
ArmAsm
.define _signal
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.sect .text
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.sect .rom
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.sect .data
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.sect .bss
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.sect .text
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.sect .data
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_vector:
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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.data4 0
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_mapvec:
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.data4 0
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.data4 134219784
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.data4 2048
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.data4 0
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.data4 2827
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.data4 658176
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.data4 3072
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firsttim:
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.extern _signal
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.data4 1
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.sect .text
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_signal:
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enter[], 16
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movd 8(fp),r7
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addd -1,r7
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movd r7,-4(fp)
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cmpqd 0,-4(fp)
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bgt I0014
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cmpd -4(fp),16
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blt I0013
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I0014:
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movd -1,tos
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br I0011
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I0013:
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cmpqd 0,@firsttim
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beq I0015
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xord @firsttim,@firsttim
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movd catchtrp,tos
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jsr @__setsig
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adjspd -4
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I0015:
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movd -4(fp),r7
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ashd 2,r7
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movd _vector(r7),-12(fp)
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cmpd -12(fp),12(fp)
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beq I0016
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movd -4(fp),r7
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ashd 2,r7
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movd 12(fp),_vector(r7)
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cmpd 12(fp),1
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bne I0017
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movd -3,-16(fp)
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br I0018
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I0017:
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cmpqd 0,12(fp)
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bne I0019
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movd -2,-16(fp)
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br I0018
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I0019:
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addr 128(8(fp)),-16(fp)
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I0018:
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movd 8(fp),tos
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movd -16(fp),tos
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jsr @_sigtrp
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adjspd -8
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cmpd r4,-1
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bne I0016
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movd -1,tos
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br I0011
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I0016:
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movd -12(fp),tos
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I0011:
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movd tos,r7
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movd r7,r4
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exit []
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ret 0
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catchtrp:
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enter[], 0
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cmpd 8(fp),128
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ble I0023
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cmpd 8(fp),144
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bgt I0023
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movd 8(fp),r7
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subd 128,r7
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movd r7,tos
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jsr @procesig
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adjspd -4
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movd r4,tos
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br I0021
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I0023:
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cmpqd 0,8(fp)
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bgt I0024
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cmpd 8(fp),28
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bge I0024
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movd _mapvec,r7
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addd 8(fp),r7
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movzbd 0(r7),r6
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cmpqd 0,r6
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beq I0024
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movd _mapvec,r7
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addd 8(fp),r7
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movzbd 0(r7),tos
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jsr @procesig
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adjspd -4
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movd r4,tos
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br I0021
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I0024:
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movd 0,tos
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I0021:
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movd tos,r7
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movd r7,r4
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exit []
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ret 0
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procesig:
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enter[], 8
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movd 8(fp),r7
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addd -1,r7
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movd r7,-4(fp)
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movd -4(fp),r6
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ashd 2,r6
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movd _vector(r6),-8(fp)
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cmpd -8(fp),1
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bne I0033
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movd 1,tos
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br I0031
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I0033:
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cmpd 8(fp),4
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beq I0034
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cmpd 8(fp),5
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beq I0034
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movd -4(fp),r7
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ashd 2,r7
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movd 1,_vector(r7)
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I0034:
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cmpqd 0,-8(fp)
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bne I0035
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movd 0,tos
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br I0031
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I0035:
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movd -8(fp),r7
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movd 8(fp),tos
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jsr r7
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adjspd -4
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movd 1,tos
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I0031:
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movd tos,r7
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movd r7,r4
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exit []
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ret 0
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