27 lines
432 B
ArmAsm
27 lines
432 B
ArmAsm
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.text
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.align 4
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.globl ___mpn_mul_1
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___mpn_mul_1:
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subo g2,0,g2
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shlo 2,g2,g4
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subo g4,g1,g1
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subo g4,g0,g13
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mov 0,g0
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cmpo 1,0 # clear C bit on AC.cc
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Loop: ld (g1)[g2*4],g5
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emul g3,g5,g6
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ld (g13)[g2*4],g5
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addc g0,g6,g6 # relies on that C bit is clear
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addc 0,g7,g7
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addc g5,g6,g6 # relies on that C bit is clear
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st g6,(g13)[g2*4]
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addc 0,g7,g0
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addo g2,1,g2
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cmpobne 0,g2,Loop # when branch is taken, clears C bit
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ret
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