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| author | Charles Forsyth <charles.forsyth@gmail.com> | 2015-05-04 13:30:44 +0100 |
|---|---|---|
| committer | Charles Forsyth <charles.forsyth@gmail.com> | 2015-05-04 13:30:44 +0100 |
| commit | 19c1b9563e510e86f2b7b53748f60f8ac761e845 (patch) | |
| tree | 6b2953cb7ff559e6da427530f65bd7d11f147337 /libkern/memset-68000.s | |
| parent | 237716b91aa163971f7ebe09fbe2e2ea76880a1e (diff) | |
remove 68000 references
Diffstat (limited to 'libkern/memset-68000.s')
| -rw-r--r-- | libkern/memset-68000.s | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/libkern/memset-68000.s b/libkern/memset-68000.s deleted file mode 100644 index 318f61a7..00000000 --- a/libkern/memset-68000.s +++ /dev/null @@ -1,57 +0,0 @@ - TEXT memset(SB), $0 - MOVL n+8(FP), R0 - BLE return - MOVL s1+0(FP), A1 - CLRL R1 - MOVB c+7(FP), R1 - BEQ l1 - -/* - * create 4 replicated copies - * of the byte in R1 - */ - MOVL R1, R2 - ASLL $8, R2 - ORL R2, R1 - MOVL R1, R2 - SWAP R2 - ORL R2, R1 - -/* - * byte-at-a-time until alligned - */ -l1: - MOVL A1, R1 - ANDL $3, R1 - BEQ l2 - SUBL $1, R0 - BLT return - MOVB R1, (A1)+ - BRA l1 - -/* - * quad-long-at-a-time set - */ -l2: - SUBL $16, R0 - BLT l3 - MOVL R1, (A1)+ - MOVL R1, (A1)+ - MOVL R1, (A1)+ - MOVL R1, (A1)+ - BRA l2 - -/* - * cleanup byte-at-a-time - */ -l3: - ADDL $15, R0 - BLT return -l4: - MOVB R1, (A1)+ - SUBL $1, R0 - BGE l4 - -return: - MOVL s1+0(FP),R0 - RTS |