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authorCharles.Forsyth <devnull@localhost>2006-12-22 17:07:39 +0000
committerCharles.Forsyth <devnull@localhost>2006-12-22 17:07:39 +0000
commit37da2899f40661e3e9631e497da8dc59b971cbd0 (patch)
treecbc6d4680e347d906f5fa7fca73214418741df72 /libkern/vlop-386.s
parent54bc8ff236ac10b3eaa928fd6bcfc0cdb2ba46ae (diff)
20060303a
Diffstat (limited to 'libkern/vlop-386.s')
-rw-r--r--libkern/vlop-386.s44
1 files changed, 44 insertions, 0 deletions
diff --git a/libkern/vlop-386.s b/libkern/vlop-386.s
new file mode 100644
index 00000000..42e8a70d
--- /dev/null
+++ b/libkern/vlop-386.s
@@ -0,0 +1,44 @@
+TEXT _mulv(SB), $0
+ MOVL r+0(FP), CX
+ MOVL a+4(FP), AX
+ MULL b+12(FP)
+ MOVL AX, 0(CX)
+ MOVL DX, BX
+ MOVL a+4(FP), AX
+ MULL b+16(FP)
+ ADDL AX, BX
+ MOVL a+8(FP), AX
+ MULL b+12(FP)
+ ADDL AX, BX
+ MOVL BX, 4(CX)
+ RET
+
+TEXT _mul64by32(SB), $0
+ MOVL r+0(FP), CX
+ MOVL a+4(FP), AX
+ MULL b+12(FP)
+ MOVL AX, 0(CX)
+ MOVL DX, BX
+ MOVL a+8(FP), AX
+ MULL b+12(FP)
+ ADDL AX, BX
+ MOVL BX, 4(CX)
+ RET
+
+TEXT _div64by32(SB), $0
+ MOVL r+12(FP), CX
+ MOVL a+0(FP), AX
+ MOVL a+4(FP), DX
+ DIVL b+8(FP)
+ MOVL DX, 0(CX)
+ RET
+
+TEXT _addv(SB), $0
+ MOVL r+0(FP), CX
+ MOVL a+4(FP), AX
+ MOVL a+8(FP), BX
+ ADDL b+12(FP), AX
+ ADCL b+16(FP), BX
+ MOVL AX, 0(CX)
+ MOVL BX, 4(CX)
+ RET