[MIPS] Add MIPS architecture support to libagl
Change-Id: I30eb92857a2a6ea867fe0ee45109f17609043aae
diff --git a/opengl/libagl/matrix.h b/opengl/libagl/matrix.h
index c9a38a9..5bd717a 100644
--- a/opengl/libagl/matrix.h
+++ b/opengl/libagl/matrix.h
@@ -74,6 +74,30 @@
);
return r;
+#elif defined(__mips__)
+
+ GLfixed res;
+ int32_t t1,t2,t3;
+ asm(
+ "mult %[a], %[a] \r\n"
+ "li %[res],0x8000 \r\n"
+ "madd %[b],%[b] \r\n"
+ "move %[t3],$zero \r\n"
+ "madd %[c],%[c] \r\n"
+ "mflo %[t1]\r\n"
+ "mfhi %[t2]\r\n"
+ "addu %[t1],%[res],%[t1]\r\n" /*add 0x8000*/
+ "sltu %[t3],%[t1],%[res]\r\n"
+ "addu %[t2],%[t2],%[t3]\r\n"
+ "srl %[res],%[t1],16\r\n"
+ "sll %[t2],%[t2],16\r\n"
+ "or %[res],%[res],%[t2]\r\n"
+ : [res]"=&r"(res),[t1]"=&r"(t1),[t2]"=&r"(t2),[t3]"=&r"(t3)
+ : [a] "r" (a),[b] "r" (b),[c] "r" (c)
+ : "%hi","%lo"
+ );
+ return res;
+
#else
return (( int64_t(a)*a +
@@ -136,6 +160,26 @@
);
return r;
+#elif defined(__mips__)
+
+ GLfixed res;
+ int32_t t1,t2;
+ asm(
+ "mult %[a0],%[b0] \r\n"
+ "madd %[a1],%[b1] \r\n"
+ "madd %[a2],%[b2] \r\n"
+ "mflo %[t2]\r\n"
+ "mfhi %[t1]\r\n"
+ "srl %[t2],%[t2],16\r\n"
+ "sll %[t1],%[t1],16\r\n"
+ "or %[t2],%[t2],%[t1]\r\n"
+ "addu %[res],%[t2],%[c]"
+ : [res]"=&r"(res),[t1]"=&r"(t1),[t2]"=&r"(t2)
+ : [a0] "r" (a0),[b0] "r" (b0),[a1] "r" (a1),[b1] "r" (b1),[a2] "r" (a2),[b2] "r" (b2),[c] "r" (c)
+ : "%hi","%lo"
+ );
+ return res;
+
#else
return (( int64_t(a0)*b0 +