2000-08-29 19:56:03 +00:00 · 2000-08-29 19:56:03 +00:00 · 43fe9e2d08
commit 43fe9e2d08
parent 9ddb9041f3
5 changed files with 267 additions and 0 deletions
--- a/source/utils/mathmip.mip
+++ b/source/utils/mathmip.mip
@ -0,0 +1,24 @@
+;*******************
+;*** MATHMIP.MIP ***
+;****************************
+
+	include	gtereg.h
+	include	source\gfx\gpu.inc
+
+	opt	at-
+	section	.text
+
+;******************************************************************************
+; s32 FixedMul(s32 a, s32 b)
+	global	FixedMul
+FixedMul
+
+	mult    a0,a1
+	mfhi    a3
+	mflo    a2
+	srl     v0,a2,12
+	sll     a0,a3,20
+	or      v0,v0,a0
+	j      ra
+	nop
+