diff --git a/src/main/fragment/unused/pbuc1_derefidx_vbuz1=vbsaa.asm b/src/main/fragment/unused/pbuc1_derefidx_vbuz1=vbsaa.asm
deleted file mode 100644
index d42626726..000000000
--- a/src/main/fragment/unused/pbuc1_derefidx_vbuz1=vbsaa.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-ldx {z1}
-sta {c1},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsxx.asm
deleted file mode 100644
index 91688acad..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},x
-sbc {c1},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsyy.asm
deleted file mode 100644
index 9bbd8e84a..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},x
-sbc {c1},y
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsxx.asm
deleted file mode 100644
index 184d62f10..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},x
-sbc {c2},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsyy.asm
deleted file mode 100644
index 0a01b4508..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},x
-sbc {c2},y
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsxx.asm
deleted file mode 100644
index 19097772d..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-lda {c1},x
-adc {c1},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsyy.asm
deleted file mode 100644
index 5a7649b43..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-lda {c1},x
-adc {c1},y
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsxx.asm
deleted file mode 100644
index ffe39a805..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-lda {c1},x
-adc {c2},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsyy.asm
deleted file mode 100644
index a33dee25d..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-lda {c1},x
-adc {c2},y
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc1_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc1_derefidx_vbsxx.asm
deleted file mode 100644
index c0c6a9456..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc1_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},y
-sbc {c1},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc1_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc1_derefidx_vbsyy.asm
deleted file mode 100644
index bd1e9178d..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc1_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},y
-sbc {c1},y
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsxx.asm
deleted file mode 100644
index beb52f153..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},y
-sbc {c2},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsyy.asm
deleted file mode 100644
index 012bf3c5e..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-sec
-lda {c1},y
-sbc {c2},y
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc1_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc1_derefidx_vbsyy.asm
deleted file mode 100644
index 2a1247376..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc1_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-lda {c1},y
-adc {c1},y
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsxx.asm
deleted file mode 100644
index e6312b1a9..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-lda {c1},y
-adc {c2},x
diff --git a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsyy.asm
deleted file mode 100644
index 8ee830956..000000000
--- a/src/main/fragment/vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,3 +0,0 @@
-clc
-lda {c1},y
-adc {c2},y
diff --git a/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbsxx.asm
deleted file mode 100644
index 9451f4f85..000000000
--- a/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sec
-sbc {c1},x
diff --git a/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbsyy.asm
deleted file mode 100644
index 02a2b8f3d..000000000
--- a/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-sec
-sbc {c1},y
diff --git a/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbuxx.asm b/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbuxx.asm
new file mode 100644
index 000000000..ae1086a28
--- /dev/null
+++ b/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbuxx.asm
@@ -0,0 +1,2 @@
+sec
+sbc {c1},x
\ No newline at end of file
diff --git a/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbuyy.asm b/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbuyy.asm
new file mode 100644
index 000000000..2b89f2603
--- /dev/null
+++ b/src/main/fragment/vbsaa=vbsaa_minus_pbsc1_derefidx_vbuyy.asm
@@ -0,0 +1,2 @@
+sec
+sbc {c1},y
\ No newline at end of file
diff --git a/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbsxx.asm b/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbsxx.asm
deleted file mode 100644
index 1b112105c..000000000
--- a/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbsxx.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-clc
-adc {c1},x
diff --git a/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbsyy.asm b/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbsyy.asm
deleted file mode 100644
index 103dc1d13..000000000
--- a/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbsyy.asm
+++ /dev/null
@@ -1,2 +0,0 @@
-clc
-adc {c1},y
diff --git a/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbuxx.asm b/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbuxx.asm
new file mode 100644
index 000000000..78e896d46
--- /dev/null
+++ b/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbuxx.asm
@@ -0,0 +1,2 @@
+clc
+adc {c1},x
\ No newline at end of file
diff --git a/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbuyy.asm b/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbuyy.asm
new file mode 100644
index 000000000..88c2f4a28
--- /dev/null
+++ b/src/main/fragment/vbsaa=vbsaa_plus_pbsc1_derefidx_vbuyy.asm
@@ -0,0 +1,2 @@
+clc
+adc {c1},y
\ No newline at end of file
diff --git a/src/main/fragment/vwuz1=pbuc1_derefidx_vbsxx_word_pbuc2_derefidx_vbsxx.asm b/src/main/fragment/vwuz1=pbuc1_derefidx_vbuxx_word_pbuc2_derefidx_vbuxx.asm
similarity index 100%
rename from src/main/fragment/vwuz1=pbuc1_derefidx_vbsxx_word_pbuc2_derefidx_vbsxx.asm
rename to src/main/fragment/vwuz1=pbuc1_derefidx_vbuxx_word_pbuc2_derefidx_vbuxx.asm
diff --git a/src/main/fragment/vwuz1=pbuc1_derefidx_vbsyy_word_pbuc2_derefidx_vbsyy.asm b/src/main/fragment/vwuz1=pbuc1_derefidx_vbuyy_word_pbuc2_derefidx_vbuyy.asm
similarity index 100%
rename from src/main/fragment/vwuz1=pbuc1_derefidx_vbsyy_word_pbuc2_derefidx_vbsyy.asm
rename to src/main/fragment/vwuz1=pbuc1_derefidx_vbuyy_word_pbuc2_derefidx_vbuyy.asm
diff --git a/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentTemplateSynthesisRule.java b/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentTemplateSynthesisRule.java
index ffe8075a8..5279ed19a 100644
--- a/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentTemplateSynthesisRule.java
+++ b/src/main/java/dk/camelot64/kickc/fragment/AsmFragmentTemplateSynthesisRule.java
@@ -476,7 +476,7 @@ class AsmFragmentTemplateSynthesisRule {
       // Rewrite (Z1),y to AA
       synths.add(new AsmFragmentTemplateSynthesisRule("(.*)pb(.)z1_derefidx_vbuyy(.*)_then_(.*)", twoZ1+"|"+rvalAa, "lda ({z1}),y\n" , "$1vb$2aa$3_then_$4", null, mapZ));
 
-      // Rewrite left-size (Z1),y to use AA and a STA (Z1),y
+      // Rewrite left-size C1,y to use AA and a STA C1,y
       synths.add(new AsmFragmentTemplateSynthesisRule("pb(.)c1_derefidx_vbuyy=(.*)", twoC1, null, "vb$1aa=$2", "sta {c1},y", mapC, "yy"));
       synths.add(new AsmFragmentTemplateSynthesisRule("pb(.)c1_derefidx_vbuyy=(.*c1.*)", null, null, "vb$1aa=$2", "sta {c1},y", null, "yy"));
       // Rewrite C1,y to save and reload YY from $FF
@@ -484,7 +484,7 @@ class AsmFragmentTemplateSynthesisRule {
       // Rewrite (Z1),y to save and reload YY from $FF
       synths.add(new AsmFragmentTemplateSynthesisRule("pb(.)z1_derefidx_vbuyy=(.*)", twoZ1, "sty $ff\n" , "vb$1aa=$2", "ldy $ff\nsta ({z1}),y", mapZ));
 
-      // Rewrite left-size (Z1),x to use AA and a STA (Z1),x
+      // Rewrite left-size C1,x to use AA and a STA C1,x
       synths.add(new AsmFragmentTemplateSynthesisRule("pb(.)c1_derefidx_vbuxx=(.*)", twoC1, null, "vb$1aa=$2", "sta {c1},x", mapC, "xx"));
       synths.add(new AsmFragmentTemplateSynthesisRule("pb(.)c1_derefidx_vbuxx=(.*c1.*)", null, null, "vb$1aa=$2", "sta {c1},x", null, "xx"));
       // Rewrite C1,x to save and reload XX from $FF
@@ -497,13 +497,6 @@ class AsmFragmentTemplateSynthesisRule {
       // Rewrite (Z1),a to save A to $FF and reload it into YY
       synths.add(new AsmFragmentTemplateSynthesisRule("pb(.)z1_derefidx_vbuaa=(.*)", twoZ1, "sta $ff" , "vb$1aa=$2", "ldy $ff\nsta ({z1}),y", mapZ));
 
-      /* Removed awaiting optimization
-      // Rewrite any zeropage pointer as an unsigned word zeropage values
-      synths.add(new AsmFragmentTemplateSynthesisRule("(.*)p..z(.)(.*)", ".*p..z._deref.*", null , "$1vwuz$2$3", null, null));
-      // Rewrite any constant pointer as an constant unsigned word
-      synths.add(new AsmFragmentTemplateSynthesisRule("(.*)p..c(.)(.*)", ".*p..z._deref.*", null , "$1vwuc$2$3", null, null));
-      */
-
       // Synthesize some constant pointers as constant words (remove when the above section can be included)
       synths.add(new AsmFragmentTemplateSynthesisRule("(.*)_(lt|gt|le|ge|eq|neq)_p..([cz].)_then_(.*)", null, null, "$1_$2_vwu$3_then_$4", null, null));
       synths.add(new AsmFragmentTemplateSynthesisRule("p..([cz].)_(lt|gt|le|ge|eq|neq)_(.*)", null, null, "vwu$1_$2_$3", null, null));
@@ -514,7 +507,6 @@ class AsmFragmentTemplateSynthesisRule {
       synths.add(new AsmFragmentTemplateSynthesisRule("(.*)=p..([cz].)_(sethi|setlo|plus|minus)_(.*)", null, null, "$1=vwu$2_$3_$4", null, null));
       synths.add(new AsmFragmentTemplateSynthesisRule("p..([cz].)=_(inc|dec)_p..([cz].)", null, null, "vwu$1=_$2_vwu$3", null, null));
 
-
       // Synthesize constants using AA/XX/YY
       synths.add(new AsmFragmentTemplateSynthesisRule("(.*)=(.*)vbuc1(.*)", rvalAa+"|"+twoC1+"|"+ derefC1, "lda #{c1}", "$1=$2vbuaa$3", null, mapC));
       synths.add(new AsmFragmentTemplateSynthesisRule("(.*)=(.*)vbsc1(.*)", rvalAa+"|"+twoC1+"|"+ derefC1, "lda #{c1}", "$1=$2vbsaa$3", null, mapC));
@@ -523,6 +515,9 @@ class AsmFragmentTemplateSynthesisRule {
       synths.add(new AsmFragmentTemplateSynthesisRule("(.*)=(.*)vbuc1(.*)", rvalXx+"|"+twoC1+"|"+ derefC1, "ldx #{c1}", "$1=$2vbuxx$3", null, mapC));
       synths.add(new AsmFragmentTemplateSynthesisRule("(.*)=(.*)vbsc1(.*)", rvalXx+"|"+twoC1+"|"+ derefC1, "ldx #{c1}", "$1=$2vbsxx$3", null, mapC));
 
+      // Rewrite any signed dereference (.*_derefidx_vbs.*) to unsigned (.*_derefidx_vbu.*)
+      synths.add(new AsmFragmentTemplateSynthesisRule("(.*)_derefidx_vbs(.*)", null, null, "$1_derefidx_vbu$2", null, null));
+
       // OLD STYLE REWRITES - written when only one rule could be taken
 
       synths.add(new AsmFragmentTemplateSynthesisRule("pb(.)c1_derefidx_vbuz1=(.*)", twoZ1+"|"+twoC1, null, "vb$1aa=$2", "ldx {z1}\n" + "sta {c1},x", mapZC));
diff --git a/src/test/java/dk/camelot64/kickc/test/TestFragments.java b/src/test/java/dk/camelot64/kickc/test/TestFragments.java
index c232994b4..42f866c68 100644
--- a/src/test/java/dk/camelot64/kickc/test/TestFragments.java
+++ b/src/test/java/dk/camelot64/kickc/test/TestFragments.java
@@ -144,6 +144,31 @@ public class TestFragments {
       testFragmentExists("pwsc1_derefidx_vbuxx=pwsc1_derefidx_vbuxx_minus_vbuz1");
       testFragmentExists("pwsc1_derefidx_vbuyy=pwsc1_derefidx_vbuyy_minus_vbuz1");
       testFragmentExists("pbuc1_derefidx_vbuxx=pbuc1_derefidx_vbuxx_plus_vbuaa");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsyy");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsxx");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc2_derefidx_vbsyy");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsxx");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc1_derefidx_vbsyy");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsyy");
+
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_plus_pbsc2_derefidx_vbsyy");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc1_derefidx_vbsyy");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsxx");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsyy_minus_pbsc2_derefidx_vbsyy");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsxx");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsyy_plus_pbsc2_derefidx_vbsyy");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsxx");
+      testFragmentExists("vbsaa=vbsaa_minus_pbsc1_derefidx_vbsyy");
+      testFragmentExists("vbsaa=vbsaa_plus_pbsc1_derefidx_vbsxx");
+
+      testFragmentExists("vwuz1=pbuc1_derefidx_vbsxx_word_pbuc2_derefidx_vbsxx");
+      testFragmentExists("vwuz1=pbuc1_derefidx_vbsyy_word_pbuc2_derefidx_vbsyy");
+
+      testFragmentExists("vwuz1=pbuc1_derefidx_vbsyy_word_pbuc2_derefidx_vbsyy");
+
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsz2");
+      testFragmentExists("vbsaa=pbsc1_derefidx_vbsxx_minus_pbsc1_derefidx_vbsyy");
+
    }
 
    /**
@@ -155,7 +180,7 @@ public class TestFragments {
       AsmFragmentTemplateSynthesizer.initialize("src/main/fragment/");
       CompileLog log = new CompileLog();
       log.setSysOut(true);
-      log.setVerboseFragmentLog(true);
+      //log.setVerboseFragmentLog(true);
       List<AsmFragmentTemplate> templates =
             new ArrayList<>(AsmFragmentTemplateSynthesizer.getFragmentTemplates(signature, log));
       if(templates.size() > 0) {
diff --git a/src/test/ref/examples/3d/3d.asm b/src/test/ref/examples/3d/3d.asm
index 892420e83..8d97054dc 100644
--- a/src/test/ref/examples/3d/3d.asm
+++ b/src/test/ref/examples/3d/3d.asm
@@ -591,13 +591,13 @@ calculate_matrix: {
     clc
     adc sy
     sta t10
+    lda COSH,x
     ldy t1
     clc
-    lda COSH,x
     adc COSH,y
     sta rotation_matrix
-    sec
     lda SINH,y
+    sec
     sbc SINH,x
     sta rotation_matrix+1
     ldy sy
@@ -605,10 +605,10 @@ calculate_matrix: {
     lda SINH,y
     adc SINH,y
     sta rotation_matrix+2
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     sec
-    lda SINH,x
     sbc SINH,y
     ldy t6
     clc
@@ -623,9 +623,10 @@ calculate_matrix: {
     sec
     sbc COSQ,y
     sta rotation_matrix+3
+    ldy t3
+    lda COSH,y
     ldy t4
     clc
-    lda COSH,x
     adc COSH,y
     ldy t5
     clc
@@ -640,16 +641,16 @@ calculate_matrix: {
     sec
     sbc SINQ,y
     sta rotation_matrix+4
-    ldx t9
+    ldy t9
+    lda SINH,y
     ldy t10
     sec
-    lda SINH,x
     sbc SINH,y
     sta rotation_matrix+5
-    ldx t4
+    ldy t4
+    lda COSH,y
     ldy t3
     sec
-    lda COSH,x
     sbc COSH,y
     ldy t6
     clc
@@ -664,10 +665,10 @@ calculate_matrix: {
     sec
     sbc SINQ,y
     sta rotation_matrix+6
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     clc
-    lda SINH,x
     adc SINH,y
     ldy t6
     clc
@@ -682,10 +683,10 @@ calculate_matrix: {
     sec
     sbc COSQ,y
     sta rotation_matrix+7
-    ldx t9
+    ldy t9
+    lda COSH,y
     ldy t10
     clc
-    lda COSH,x
     adc COSH,y
     sta rotation_matrix+8
     rts
diff --git a/src/test/ref/examples/3d/3d.log b/src/test/ref/examples/3d/3d.log
index 5400ce350..661444856 100644
--- a/src/test/ref/examples/3d/3d.log
+++ b/src/test/ref/examples/3d/3d.log
@@ -6076,20 +6076,20 @@ calculate_matrix: {
     adc sx
     sta t10
   //SEG300 [154] (signed byte~) calculate_matrix::$10 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t1#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t2#0) -- vbsz1=pbsc1_derefidx_vbsz2_plus_pbsc1_derefidx_vbsz3 
-    ldx t1
+    ldy t1
+    lda COSH,y
     ldy t2
     clc
-    lda COSH,x
     adc COSH,y
     sta _10
   //SEG301 [155] *((const signed byte[9]) rotation_matrix#0) ← (signed byte~) calculate_matrix::$10 -- _deref_pbsc1=vbsz1 
     lda _10
     sta rotation_matrix
   //SEG302 [156] (signed byte~) calculate_matrix::$11 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t1#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t2#0) -- vbsz1=pbsc1_derefidx_vbsz2_minus_pbsc1_derefidx_vbsz3 
-    ldx t1
+    ldy t1
+    lda SINH,y
     ldy t2
     sec
-    lda SINH,x
     sbc SINH,y
     sta _11
   //SEG303 [157] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (signed byte~) calculate_matrix::$11 -- _deref_pbsc1=vbsz1 
@@ -6105,10 +6105,10 @@ calculate_matrix: {
     lda _12
     sta rotation_matrix+2
   //SEG306 [160] (signed byte~) calculate_matrix::$13 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) -- vbsz1=pbsc1_derefidx_vbsz2_minus_pbsc1_derefidx_vbsz3 
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     sec
-    lda SINH,x
     sbc SINH,y
     sta _13
   //SEG307 [161] (signed byte~) calculate_matrix::$14 ← (signed byte~) calculate_matrix::$13 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsz1=vbsz2_plus_pbsc1_derefidx_vbsz3 
@@ -6139,10 +6139,10 @@ calculate_matrix: {
     lda _17
     sta rotation_matrix+3
   //SEG312 [166] (signed byte~) calculate_matrix::$18 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) -- vbsz1=pbsc1_derefidx_vbsz2_plus_pbsc1_derefidx_vbsz3 
-    ldx t3
+    ldy t3
+    lda COSH,y
     ldy t4
     clc
-    lda COSH,x
     adc COSH,y
     sta _18
   //SEG313 [167] (signed byte~) calculate_matrix::$19 ← (signed byte~) calculate_matrix::$18 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) -- vbsz1=vbsz2_plus_pbsc1_derefidx_vbsz3 
@@ -6173,20 +6173,20 @@ calculate_matrix: {
     lda _22
     sta rotation_matrix+4
   //SEG318 [172] (signed byte~) calculate_matrix::$23 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t9#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t10#0) -- vbsz1=pbsc1_derefidx_vbsz2_minus_pbsc1_derefidx_vbsz3 
-    ldx t9
+    ldy t9
+    lda SINH,y
     ldy t10
     sec
-    lda SINH,x
     sbc SINH,y
     sta _23
   //SEG319 [173] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 5) ← (signed byte~) calculate_matrix::$23 -- _deref_pbsc1=vbsz1 
     lda _23
     sta rotation_matrix+5
   //SEG320 [174] (signed byte~) calculate_matrix::$24 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) - *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) -- vbsz1=pbsc1_derefidx_vbsz2_minus_pbsc1_derefidx_vbsz3 
-    ldx t4
+    ldy t4
+    lda COSH,y
     ldy t3
     sec
-    lda COSH,x
     sbc COSH,y
     sta _24
   //SEG321 [175] (signed byte~) calculate_matrix::$25 ← (signed byte~) calculate_matrix::$24 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsz1=vbsz2_plus_pbsc1_derefidx_vbsz3 
@@ -6217,10 +6217,10 @@ calculate_matrix: {
     lda _28
     sta rotation_matrix+6
   //SEG326 [180] (signed byte~) calculate_matrix::$29 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) -- vbsz1=pbsc1_derefidx_vbsz2_plus_pbsc1_derefidx_vbsz3 
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     clc
-    lda SINH,x
     adc SINH,y
     sta _29
   //SEG327 [181] (signed byte~) calculate_matrix::$30 ← (signed byte~) calculate_matrix::$29 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsz1=vbsz2_plus_pbsc1_derefidx_vbsz3 
@@ -6251,10 +6251,10 @@ calculate_matrix: {
     lda _33
     sta rotation_matrix+7
   //SEG332 [186] (signed byte~) calculate_matrix::$34 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t9#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t10#0) -- vbsz1=pbsc1_derefidx_vbsz2_plus_pbsc1_derefidx_vbsz3 
-    ldx t9
+    ldy t9
+    lda COSH,y
     ldy t10
     clc
-    lda COSH,x
     adc COSH,y
     sta _34
   //SEG333 [187] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 8) ← (signed byte~) calculate_matrix::$34 -- _deref_pbsc1=vbsz1 
@@ -7156,74 +7156,24 @@ Statement [156] (signed byte~) calculate_matrix::$11 ← *((const signed byte*)
 Statement [158] (signed byte~) calculate_matrix::$12 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::sy#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::sy#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$12 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$12 ] ) always clobbers reg byte a 
 Statement [160] (signed byte~) calculate_matrix::$13 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$13 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$13 ] ) always clobbers reg byte a 
 Statement [161] (signed byte~) calculate_matrix::$14 ← (signed byte~) calculate_matrix::$13 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$14 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$14 ] ) always clobbers reg byte a 
-Potential register analysis [162] calculate_matrix::$15 ← calculate_matrix::$14 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$14 ] reg byte a [ calculate_matrix::$15 ] reg byte x [ calculate_matrix::t5#0 ] 
-Potential register analysis [162] calculate_matrix::$15 ← calculate_matrix::$14 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$14 ] reg byte a [ calculate_matrix::$15 ] reg byte y [ calculate_matrix::t5#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [162] (signed byte~) calculate_matrix::$15 ← (signed byte~) calculate_matrix::$14 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$15 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$15 ] ) always clobbers reg byte a 
 Statement [163] (signed byte~) calculate_matrix::$16 ← (signed byte~) calculate_matrix::$15 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$16 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$16 ] ) always clobbers reg byte a 
-Potential register analysis [164] calculate_matrix::$17 ← calculate_matrix::$16 - *(COSQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$16 ] reg byte x [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$17 ] 
-Potential register analysis [164] calculate_matrix::$17 ← calculate_matrix::$16 - *(COSQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$16 ] reg byte y [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$17 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [164] (signed byte~) calculate_matrix::$17 ← (signed byte~) calculate_matrix::$16 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$17 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$17 ] ) always clobbers reg byte a 
 Statement [166] (signed byte~) calculate_matrix::$18 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$18 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$18 ] ) always clobbers reg byte a 
 Statement [167] (signed byte~) calculate_matrix::$19 ← (signed byte~) calculate_matrix::$18 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$19 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$19 ] ) always clobbers reg byte a 
-Potential register analysis [168] calculate_matrix::$20 ← calculate_matrix::$19 - *(SINQ#0 + calculate_matrix::t6#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$20 ] reg byte x [ calculate_matrix::t6#0 ] reg byte x [ calculate_matrix::$19 ] 
-Potential register analysis [168] calculate_matrix::$20 ← calculate_matrix::$19 - *(SINQ#0 + calculate_matrix::t6#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$20 ] reg byte y [ calculate_matrix::t6#0 ] reg byte y [ calculate_matrix::$19 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [168] (signed byte~) calculate_matrix::$20 ← (signed byte~) calculate_matrix::$19 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$20 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$20 ] ) always clobbers reg byte a 
-Potential register analysis [169] calculate_matrix::$21 ← calculate_matrix::$20 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$21 ] reg byte x [ calculate_matrix::$20 ] reg byte x [ calculate_matrix::t7#0 ] 
-Potential register analysis [169] calculate_matrix::$21 ← calculate_matrix::$20 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$21 ] reg byte y [ calculate_matrix::$20 ] reg byte y [ calculate_matrix::t7#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [169] (signed byte~) calculate_matrix::$21 ← (signed byte~) calculate_matrix::$20 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$21 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$21 ] ) always clobbers reg byte a 
-Potential register analysis [170] calculate_matrix::$22 ← calculate_matrix::$21 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$21 ] reg byte a [ calculate_matrix::$22 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [170] calculate_matrix::$22 ← calculate_matrix::$21 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$21 ] reg byte a [ calculate_matrix::$22 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [170] (signed byte~) calculate_matrix::$22 ← (signed byte~) calculate_matrix::$21 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$22 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$22 ] ) always clobbers reg byte a 
 Statement [172] (signed byte~) calculate_matrix::$23 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t9#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t10#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$23 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$23 ] ) always clobbers reg byte a 
 Statement [174] (signed byte~) calculate_matrix::$24 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) - *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$24 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$24 ] ) always clobbers reg byte a 
 Statement [175] (signed byte~) calculate_matrix::$25 ← (signed byte~) calculate_matrix::$24 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$25 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$25 ] ) always clobbers reg byte a 
-Potential register analysis [176] calculate_matrix::$26 ← calculate_matrix::$25 - *(SINQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$25 ] reg byte a [ calculate_matrix::$26 ] reg byte x [ calculate_matrix::t5#0 ] 
-Potential register analysis [176] calculate_matrix::$26 ← calculate_matrix::$25 - *(SINQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$25 ] reg byte a [ calculate_matrix::$26 ] reg byte y [ calculate_matrix::t5#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [176] (signed byte~) calculate_matrix::$26 ← (signed byte~) calculate_matrix::$25 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$26 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$26 ] ) always clobbers reg byte a 
-Potential register analysis [177] calculate_matrix::$27 ← calculate_matrix::$26 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$27 ] reg byte x [ calculate_matrix::$26 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [177] calculate_matrix::$27 ← calculate_matrix::$26 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$27 ] reg byte y [ calculate_matrix::$26 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [177] (signed byte~) calculate_matrix::$27 ← (signed byte~) calculate_matrix::$26 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$27 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$27 ] ) always clobbers reg byte a 
-Potential register analysis [178] calculate_matrix::$28 ← calculate_matrix::$27 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$27 ] reg byte x [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$28 ] 
-Potential register analysis [178] calculate_matrix::$28 ← calculate_matrix::$27 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$27 ] reg byte y [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$28 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [178] (signed byte~) calculate_matrix::$28 ← (signed byte~) calculate_matrix::$27 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$28 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$28 ] ) always clobbers reg byte a 
 Statement [180] (signed byte~) calculate_matrix::$29 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$29 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$29 ] ) always clobbers reg byte a 
 Statement [181] (signed byte~) calculate_matrix::$30 ← (signed byte~) calculate_matrix::$29 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t5#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$30 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t5#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$30 ] ) always clobbers reg byte a 
-Potential register analysis [182] calculate_matrix::$31 ← calculate_matrix::$30 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$31 ] reg byte x [ calculate_matrix::t5#0 ] reg byte x [ calculate_matrix::$30 ] 
-Potential register analysis [182] calculate_matrix::$31 ← calculate_matrix::$30 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$31 ] reg byte y [ calculate_matrix::t5#0 ] reg byte y [ calculate_matrix::$30 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [182] (signed byte~) calculate_matrix::$31 ← (signed byte~) calculate_matrix::$30 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$31 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$31 ] ) always clobbers reg byte a 
 Statement [183] (signed byte~) calculate_matrix::$32 ← (signed byte~) calculate_matrix::$31 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$32 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$32 ] ) always clobbers reg byte a 
-Potential register analysis [184] calculate_matrix::$33 ← calculate_matrix::$32 - *(COSQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$32 ] reg byte a [ calculate_matrix::$33 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [184] calculate_matrix::$33 ← calculate_matrix::$32 - *(COSQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$32 ] reg byte a [ calculate_matrix::$33 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [184] (signed byte~) calculate_matrix::$33 ← (signed byte~) calculate_matrix::$32 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$33 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$33 ] ) always clobbers reg byte a 
 Statement [186] (signed byte~) calculate_matrix::$34 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t9#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t10#0) [ calculate_matrix::$34 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::$34 ] ) always clobbers reg byte a 
 Statement [216] (byte*) print_sbyte_at::at#0 ← (const byte*) debug_print_init::at_line#0 + (byte) debug_print_init::c#2 [ print_sbyte_at::at#0 debug_print_init::c#2 debug_print_init::i#2 ] ( main:11::debug_print_init:17 [ print_sbyte_at::at#0 debug_print_init::c#2 debug_print_init::i#2 ] ) always clobbers reg byte a 
@@ -7330,74 +7280,24 @@ Statement [156] (signed byte~) calculate_matrix::$11 ← *((const signed byte*)
 Statement [158] (signed byte~) calculate_matrix::$12 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::sy#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::sy#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$12 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$12 ] ) always clobbers reg byte a 
 Statement [160] (signed byte~) calculate_matrix::$13 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$13 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$13 ] ) always clobbers reg byte a 
 Statement [161] (signed byte~) calculate_matrix::$14 ← (signed byte~) calculate_matrix::$13 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$14 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$14 ] ) always clobbers reg byte a 
-Potential register analysis [162] calculate_matrix::$15 ← calculate_matrix::$14 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$14 ] reg byte a [ calculate_matrix::$15 ] reg byte x [ calculate_matrix::t5#0 ] 
-Potential register analysis [162] calculate_matrix::$15 ← calculate_matrix::$14 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$14 ] reg byte a [ calculate_matrix::$15 ] reg byte y [ calculate_matrix::t5#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [162] (signed byte~) calculate_matrix::$15 ← (signed byte~) calculate_matrix::$14 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$15 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$15 ] ) always clobbers reg byte a 
 Statement [163] (signed byte~) calculate_matrix::$16 ← (signed byte~) calculate_matrix::$15 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$16 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$16 ] ) always clobbers reg byte a 
-Potential register analysis [164] calculate_matrix::$17 ← calculate_matrix::$16 - *(COSQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$16 ] reg byte x [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$17 ] 
-Potential register analysis [164] calculate_matrix::$17 ← calculate_matrix::$16 - *(COSQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$16 ] reg byte y [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$17 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [164] (signed byte~) calculate_matrix::$17 ← (signed byte~) calculate_matrix::$16 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$17 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$17 ] ) always clobbers reg byte a 
 Statement [166] (signed byte~) calculate_matrix::$18 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$18 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$18 ] ) always clobbers reg byte a 
 Statement [167] (signed byte~) calculate_matrix::$19 ← (signed byte~) calculate_matrix::$18 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$19 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$19 ] ) always clobbers reg byte a 
-Potential register analysis [168] calculate_matrix::$20 ← calculate_matrix::$19 - *(SINQ#0 + calculate_matrix::t6#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$20 ] reg byte x [ calculate_matrix::t6#0 ] reg byte x [ calculate_matrix::$19 ] 
-Potential register analysis [168] calculate_matrix::$20 ← calculate_matrix::$19 - *(SINQ#0 + calculate_matrix::t6#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$20 ] reg byte y [ calculate_matrix::t6#0 ] reg byte y [ calculate_matrix::$19 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [168] (signed byte~) calculate_matrix::$20 ← (signed byte~) calculate_matrix::$19 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$20 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$20 ] ) always clobbers reg byte a 
-Potential register analysis [169] calculate_matrix::$21 ← calculate_matrix::$20 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$21 ] reg byte x [ calculate_matrix::$20 ] reg byte x [ calculate_matrix::t7#0 ] 
-Potential register analysis [169] calculate_matrix::$21 ← calculate_matrix::$20 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$21 ] reg byte y [ calculate_matrix::$20 ] reg byte y [ calculate_matrix::t7#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [169] (signed byte~) calculate_matrix::$21 ← (signed byte~) calculate_matrix::$20 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$21 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$21 ] ) always clobbers reg byte a 
-Potential register analysis [170] calculate_matrix::$22 ← calculate_matrix::$21 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$21 ] reg byte a [ calculate_matrix::$22 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [170] calculate_matrix::$22 ← calculate_matrix::$21 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$21 ] reg byte a [ calculate_matrix::$22 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [170] (signed byte~) calculate_matrix::$22 ← (signed byte~) calculate_matrix::$21 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$22 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$22 ] ) always clobbers reg byte a 
 Statement [172] (signed byte~) calculate_matrix::$23 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t9#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t10#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$23 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$23 ] ) always clobbers reg byte a 
 Statement [174] (signed byte~) calculate_matrix::$24 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) - *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$24 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$24 ] ) always clobbers reg byte a 
 Statement [175] (signed byte~) calculate_matrix::$25 ← (signed byte~) calculate_matrix::$24 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$25 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$25 ] ) always clobbers reg byte a 
-Potential register analysis [176] calculate_matrix::$26 ← calculate_matrix::$25 - *(SINQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$25 ] reg byte a [ calculate_matrix::$26 ] reg byte x [ calculate_matrix::t5#0 ] 
-Potential register analysis [176] calculate_matrix::$26 ← calculate_matrix::$25 - *(SINQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$25 ] reg byte a [ calculate_matrix::$26 ] reg byte y [ calculate_matrix::t5#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [176] (signed byte~) calculate_matrix::$26 ← (signed byte~) calculate_matrix::$25 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$26 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$26 ] ) always clobbers reg byte a 
-Potential register analysis [177] calculate_matrix::$27 ← calculate_matrix::$26 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$27 ] reg byte x [ calculate_matrix::$26 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [177] calculate_matrix::$27 ← calculate_matrix::$26 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$27 ] reg byte y [ calculate_matrix::$26 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [177] (signed byte~) calculate_matrix::$27 ← (signed byte~) calculate_matrix::$26 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$27 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$27 ] ) always clobbers reg byte a 
-Potential register analysis [178] calculate_matrix::$28 ← calculate_matrix::$27 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$27 ] reg byte x [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$28 ] 
-Potential register analysis [178] calculate_matrix::$28 ← calculate_matrix::$27 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$27 ] reg byte y [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$28 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [178] (signed byte~) calculate_matrix::$28 ← (signed byte~) calculate_matrix::$27 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$28 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$28 ] ) always clobbers reg byte a 
 Statement [180] (signed byte~) calculate_matrix::$29 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$29 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$29 ] ) always clobbers reg byte a 
 Statement [181] (signed byte~) calculate_matrix::$30 ← (signed byte~) calculate_matrix::$29 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t5#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$30 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t5#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$30 ] ) always clobbers reg byte a 
-Potential register analysis [182] calculate_matrix::$31 ← calculate_matrix::$30 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$31 ] reg byte x [ calculate_matrix::t5#0 ] reg byte x [ calculate_matrix::$30 ] 
-Potential register analysis [182] calculate_matrix::$31 ← calculate_matrix::$30 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$31 ] reg byte y [ calculate_matrix::t5#0 ] reg byte y [ calculate_matrix::$30 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [182] (signed byte~) calculate_matrix::$31 ← (signed byte~) calculate_matrix::$30 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$31 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$31 ] ) always clobbers reg byte a 
 Statement [183] (signed byte~) calculate_matrix::$32 ← (signed byte~) calculate_matrix::$31 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$32 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$32 ] ) always clobbers reg byte a 
-Potential register analysis [184] calculate_matrix::$33 ← calculate_matrix::$32 - *(COSQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$32 ] reg byte a [ calculate_matrix::$33 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [184] calculate_matrix::$33 ← calculate_matrix::$32 - *(COSQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$32 ] reg byte a [ calculate_matrix::$33 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [184] (signed byte~) calculate_matrix::$33 ← (signed byte~) calculate_matrix::$32 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$33 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$33 ] ) always clobbers reg byte a 
 Statement [186] (signed byte~) calculate_matrix::$34 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t9#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t10#0) [ calculate_matrix::$34 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::$34 ] ) always clobbers reg byte a 
 Statement [216] (byte*) print_sbyte_at::at#0 ← (const byte*) debug_print_init::at_line#0 + (byte) debug_print_init::c#2 [ print_sbyte_at::at#0 debug_print_init::c#2 debug_print_init::i#2 ] ( main:11::debug_print_init:17 [ print_sbyte_at::at#0 debug_print_init::c#2 debug_print_init::i#2 ] ) always clobbers reg byte a 
@@ -7507,74 +7407,24 @@ Statement [156] (signed byte~) calculate_matrix::$11 ← *((const signed byte*)
 Statement [158] (signed byte~) calculate_matrix::$12 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::sy#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::sy#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$12 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$12 ] ) always clobbers reg byte a 
 Statement [160] (signed byte~) calculate_matrix::$13 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$13 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$13 ] ) always clobbers reg byte a 
 Statement [161] (signed byte~) calculate_matrix::$14 ← (signed byte~) calculate_matrix::$13 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$14 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$14 ] ) always clobbers reg byte a 
-Potential register analysis [162] calculate_matrix::$15 ← calculate_matrix::$14 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$14 ] reg byte a [ calculate_matrix::$15 ] reg byte x [ calculate_matrix::t5#0 ] 
-Potential register analysis [162] calculate_matrix::$15 ← calculate_matrix::$14 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$14 ] reg byte a [ calculate_matrix::$15 ] reg byte y [ calculate_matrix::t5#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [162] (signed byte~) calculate_matrix::$15 ← (signed byte~) calculate_matrix::$14 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$15 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$15 ] ) always clobbers reg byte a 
 Statement [163] (signed byte~) calculate_matrix::$16 ← (signed byte~) calculate_matrix::$15 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$16 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$16 ] ) always clobbers reg byte a 
-Potential register analysis [164] calculate_matrix::$17 ← calculate_matrix::$16 - *(COSQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$16 ] reg byte x [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$17 ] 
-Potential register analysis [164] calculate_matrix::$17 ← calculate_matrix::$16 - *(COSQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$16 ] reg byte y [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$17 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [164] (signed byte~) calculate_matrix::$17 ← (signed byte~) calculate_matrix::$16 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$17 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$17 ] ) always clobbers reg byte a 
 Statement [166] (signed byte~) calculate_matrix::$18 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$18 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$18 ] ) always clobbers reg byte a 
 Statement [167] (signed byte~) calculate_matrix::$19 ← (signed byte~) calculate_matrix::$18 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$19 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$19 ] ) always clobbers reg byte a 
-Potential register analysis [168] calculate_matrix::$20 ← calculate_matrix::$19 - *(SINQ#0 + calculate_matrix::t6#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$20 ] reg byte x [ calculate_matrix::t6#0 ] reg byte x [ calculate_matrix::$19 ] 
-Potential register analysis [168] calculate_matrix::$20 ← calculate_matrix::$19 - *(SINQ#0 + calculate_matrix::t6#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$20 ] reg byte y [ calculate_matrix::t6#0 ] reg byte y [ calculate_matrix::$19 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [168] (signed byte~) calculate_matrix::$20 ← (signed byte~) calculate_matrix::$19 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$20 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$20 ] ) always clobbers reg byte a 
-Potential register analysis [169] calculate_matrix::$21 ← calculate_matrix::$20 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$21 ] reg byte x [ calculate_matrix::$20 ] reg byte x [ calculate_matrix::t7#0 ] 
-Potential register analysis [169] calculate_matrix::$21 ← calculate_matrix::$20 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$21 ] reg byte y [ calculate_matrix::$20 ] reg byte y [ calculate_matrix::t7#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [169] (signed byte~) calculate_matrix::$21 ← (signed byte~) calculate_matrix::$20 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$21 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$21 ] ) always clobbers reg byte a 
-Potential register analysis [170] calculate_matrix::$22 ← calculate_matrix::$21 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$21 ] reg byte a [ calculate_matrix::$22 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [170] calculate_matrix::$22 ← calculate_matrix::$21 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$21 ] reg byte a [ calculate_matrix::$22 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [170] (signed byte~) calculate_matrix::$22 ← (signed byte~) calculate_matrix::$21 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$22 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$22 ] ) always clobbers reg byte a 
 Statement [172] (signed byte~) calculate_matrix::$23 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t9#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t10#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$23 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$23 ] ) always clobbers reg byte a 
 Statement [174] (signed byte~) calculate_matrix::$24 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) - *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$24 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$24 ] ) always clobbers reg byte a 
 Statement [175] (signed byte~) calculate_matrix::$25 ← (signed byte~) calculate_matrix::$24 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$25 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$25 ] ) always clobbers reg byte a 
-Potential register analysis [176] calculate_matrix::$26 ← calculate_matrix::$25 - *(SINQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$25 ] reg byte a [ calculate_matrix::$26 ] reg byte x [ calculate_matrix::t5#0 ] 
-Potential register analysis [176] calculate_matrix::$26 ← calculate_matrix::$25 - *(SINQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$25 ] reg byte a [ calculate_matrix::$26 ] reg byte y [ calculate_matrix::t5#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [176] (signed byte~) calculate_matrix::$26 ← (signed byte~) calculate_matrix::$25 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$26 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$26 ] ) always clobbers reg byte a 
-Potential register analysis [177] calculate_matrix::$27 ← calculate_matrix::$26 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$27 ] reg byte x [ calculate_matrix::$26 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [177] calculate_matrix::$27 ← calculate_matrix::$26 - *(SINQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$27 ] reg byte y [ calculate_matrix::$26 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [177] (signed byte~) calculate_matrix::$27 ← (signed byte~) calculate_matrix::$26 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$27 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$27 ] ) always clobbers reg byte a 
-Potential register analysis [178] calculate_matrix::$28 ← calculate_matrix::$27 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$27 ] reg byte x [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$28 ] 
-Potential register analysis [178] calculate_matrix::$28 ← calculate_matrix::$27 - *(SINQ#0 + calculate_matrix::t7#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$27 ] reg byte y [ calculate_matrix::t7#0 ] reg byte a [ calculate_matrix::$28 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [178] (signed byte~) calculate_matrix::$28 ← (signed byte~) calculate_matrix::$27 - *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$28 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t3#0 calculate_matrix::t4#0 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$28 ] ) always clobbers reg byte a 
 Statement [180] (signed byte~) calculate_matrix::$29 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) [ calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$29 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t5#0 calculate_matrix::t6#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$29 ] ) always clobbers reg byte a 
 Statement [181] (signed byte~) calculate_matrix::$30 ← (signed byte~) calculate_matrix::$29 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) [ calculate_matrix::t5#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$30 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t5#0 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$30 ] ) always clobbers reg byte a 
-Potential register analysis [182] calculate_matrix::$31 ← calculate_matrix::$30 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte a [ calculate_matrix::$31 ] reg byte x [ calculate_matrix::t5#0 ] reg byte x [ calculate_matrix::$30 ] 
-Potential register analysis [182] calculate_matrix::$31 ← calculate_matrix::$30 - *(COSQ#0 + calculate_matrix::t5#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte a [ calculate_matrix::$31 ] reg byte y [ calculate_matrix::t5#0 ] reg byte y [ calculate_matrix::$30 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [182] (signed byte~) calculate_matrix::$31 ← (signed byte~) calculate_matrix::$30 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t5#0) [ calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$31 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t7#0 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$31 ] ) always clobbers reg byte a 
 Statement [183] (signed byte~) calculate_matrix::$32 ← (signed byte~) calculate_matrix::$31 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t7#0) [ calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$32 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t8#0 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$32 ] ) always clobbers reg byte a 
-Potential register analysis [184] calculate_matrix::$33 ← calculate_matrix::$32 - *(COSQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx allocation: reg byte x [ calculate_matrix::$32 ] reg byte a [ calculate_matrix::$33 ] reg byte x [ calculate_matrix::t8#0 ] 
-Potential register analysis [184] calculate_matrix::$33 ← calculate_matrix::$32 - *(COSQ#0 + calculate_matrix::t8#0) missing fragment vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy allocation: reg byte y [ calculate_matrix::$32 ] reg byte a [ calculate_matrix::$33 ] reg byte y [ calculate_matrix::t8#0 ] 
-MISSING FRAGMENTS
-  vbsaa=vbsxx_minus_pbsc1_derefidx_vbsxx
-  vbsaa=vbsyy_minus_pbsc1_derefidx_vbsyy
 Statement [184] (signed byte~) calculate_matrix::$33 ← (signed byte~) calculate_matrix::$32 - *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t8#0) [ calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$33 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::t9#0 calculate_matrix::t10#0 calculate_matrix::$33 ] ) always clobbers reg byte a 
 Statement [186] (signed byte~) calculate_matrix::$34 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t9#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t10#0) [ calculate_matrix::$34 ] ( main:11::anim:19::calculate_matrix:29 [ sx#10 sy#10 calculate_matrix::$34 ] ) always clobbers reg byte a 
 Statement [216] (byte*) print_sbyte_at::at#0 ← (const byte*) debug_print_init::at_line#0 + (byte) debug_print_init::c#2 [ print_sbyte_at::at#0 debug_print_init::c#2 debug_print_init::i#2 ] ( main:11::debug_print_init:17 [ print_sbyte_at::at#0 debug_print_init::c#2 debug_print_init::i#2 ] ) always clobbers reg byte a 
@@ -8942,16 +8792,16 @@ calculate_matrix: {
     adc sy
     sta t10
   //SEG300 [154] (signed byte~) calculate_matrix::$10 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t1#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t2#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsxx 
+    lda COSH,x
     ldy t1
     clc
-    lda COSH,x
     adc COSH,y
   //SEG301 [155] *((const signed byte[9]) rotation_matrix#0) ← (signed byte~) calculate_matrix::$10 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix
   //SEG302 [156] (signed byte~) calculate_matrix::$11 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t1#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t2#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsxx 
     ldy t1
-    sec
     lda SINH,y
+    sec
     sbc SINH,x
   //SEG303 [157] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (signed byte~) calculate_matrix::$11 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+1
@@ -8963,10 +8813,10 @@ calculate_matrix: {
   //SEG305 [159] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (signed byte~) calculate_matrix::$12 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+2
   //SEG306 [160] (signed byte~) calculate_matrix::$13 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsz2 
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     sec
-    lda SINH,x
     sbc SINH,y
   //SEG307 [161] (signed byte~) calculate_matrix::$14 ← (signed byte~) calculate_matrix::$13 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t6
@@ -8987,10 +8837,10 @@ calculate_matrix: {
   //SEG311 [165] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 3) ← (signed byte~) calculate_matrix::$17 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+3
   //SEG312 [166] (signed byte~) calculate_matrix::$18 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsz2 
-    ldx t3
+    ldy t3
+    lda COSH,y
     ldy t4
     clc
-    lda COSH,x
     adc COSH,y
   //SEG313 [167] (signed byte~) calculate_matrix::$19 ← (signed byte~) calculate_matrix::$18 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t5
@@ -9011,18 +8861,18 @@ calculate_matrix: {
   //SEG317 [171] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 4) ← (signed byte~) calculate_matrix::$22 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+4
   //SEG318 [172] (signed byte~) calculate_matrix::$23 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t9#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t10#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsz2 
-    ldx t9
+    ldy t9
+    lda SINH,y
     ldy t10
     sec
-    lda SINH,x
     sbc SINH,y
   //SEG319 [173] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 5) ← (signed byte~) calculate_matrix::$23 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+5
   //SEG320 [174] (signed byte~) calculate_matrix::$24 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) - *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsz2 
-    ldx t4
+    ldy t4
+    lda COSH,y
     ldy t3
     sec
-    lda COSH,x
     sbc COSH,y
   //SEG321 [175] (signed byte~) calculate_matrix::$25 ← (signed byte~) calculate_matrix::$24 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t6
@@ -9043,10 +8893,10 @@ calculate_matrix: {
   //SEG325 [179] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 6) ← (signed byte~) calculate_matrix::$28 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+6
   //SEG326 [180] (signed byte~) calculate_matrix::$29 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsz2 
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     clc
-    lda SINH,x
     adc SINH,y
   //SEG327 [181] (signed byte~) calculate_matrix::$30 ← (signed byte~) calculate_matrix::$29 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t6
@@ -9067,10 +8917,10 @@ calculate_matrix: {
   //SEG331 [185] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 7) ← (signed byte~) calculate_matrix::$33 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+7
   //SEG332 [186] (signed byte~) calculate_matrix::$34 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t9#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t10#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsz2 
-    ldx t9
+    ldy t9
+    lda COSH,y
     ldy t10
     clc
-    lda COSH,x
     adc COSH,y
   //SEG333 [187] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 8) ← (signed byte~) calculate_matrix::$34 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+8
@@ -9971,7 +9821,6 @@ Removing instruction ldy i
 Replacing instruction lda i with TYA
 Replacing instruction ldx zr with TAX
 Removing instruction ldy t1
-Removing instruction ldx t3
 Removing instruction ldy #0
 Succesful ASM optimization Pass5UnnecesaryLoadElimination
 Replacing label b6_from_b9 with b6
@@ -10141,8 +9990,8 @@ Succesful ASM optimization Pass5NextJumpElimination
 Removing instruction bbegin:
 Succesful ASM optimization Pass5UnusedLabelElimination
 Fixing long branch [328] bne b1 to beq
-Fixing long branch [1022] bne b2 to beq
-Fixing long branch [1031] bne b1 to beq
+Fixing long branch [1023] bne b2 to beq
+Fixing long branch [1032] bne b1 to beq
 
 FINAL SYMBOL TABLE
 (label) @1
@@ -10765,7 +10614,7 @@ reg byte x [ debug_print_init::col#0 ]
 
 
 FINAL ASSEMBLER
-Score: 85397
+Score: 85400
 
 //SEG0 File Comments
 // 3D Rotation using a Rotation Matrix
@@ -11661,15 +11510,15 @@ calculate_matrix: {
     adc sy
     sta t10
   //SEG300 [154] (signed byte~) calculate_matrix::$10 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t1#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t2#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsxx 
+    lda COSH,x
     ldy t1
     clc
-    lda COSH,x
     adc COSH,y
   //SEG301 [155] *((const signed byte[9]) rotation_matrix#0) ← (signed byte~) calculate_matrix::$10 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix
   //SEG302 [156] (signed byte~) calculate_matrix::$11 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t1#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t2#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsxx 
-    sec
     lda SINH,y
+    sec
     sbc SINH,x
   //SEG303 [157] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 1) ← (signed byte~) calculate_matrix::$11 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+1
@@ -11681,10 +11530,10 @@ calculate_matrix: {
   //SEG305 [159] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 2) ← (signed byte~) calculate_matrix::$12 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+2
   //SEG306 [160] (signed byte~) calculate_matrix::$13 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsz2 
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     sec
-    lda SINH,x
     sbc SINH,y
   //SEG307 [161] (signed byte~) calculate_matrix::$14 ← (signed byte~) calculate_matrix::$13 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t6
@@ -11705,9 +11554,10 @@ calculate_matrix: {
   //SEG311 [165] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 3) ← (signed byte~) calculate_matrix::$17 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+3
   //SEG312 [166] (signed byte~) calculate_matrix::$18 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsz2 
+    ldy t3
+    lda COSH,y
     ldy t4
     clc
-    lda COSH,x
     adc COSH,y
   //SEG313 [167] (signed byte~) calculate_matrix::$19 ← (signed byte~) calculate_matrix::$18 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t5#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t5
@@ -11728,18 +11578,18 @@ calculate_matrix: {
   //SEG317 [171] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 4) ← (signed byte~) calculate_matrix::$22 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+4
   //SEG318 [172] (signed byte~) calculate_matrix::$23 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t9#0) - *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t10#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsz2 
-    ldx t9
+    ldy t9
+    lda SINH,y
     ldy t10
     sec
-    lda SINH,x
     sbc SINH,y
   //SEG319 [173] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 5) ← (signed byte~) calculate_matrix::$23 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+5
   //SEG320 [174] (signed byte~) calculate_matrix::$24 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t4#0) - *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t3#0) -- vbsaa=pbsc1_derefidx_vbsz1_minus_pbsc1_derefidx_vbsz2 
-    ldx t4
+    ldy t4
+    lda COSH,y
     ldy t3
     sec
-    lda COSH,x
     sbc COSH,y
   //SEG321 [175] (signed byte~) calculate_matrix::$25 ← (signed byte~) calculate_matrix::$24 + *((const signed byte*) SINQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t6
@@ -11760,10 +11610,10 @@ calculate_matrix: {
   //SEG325 [179] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 6) ← (signed byte~) calculate_matrix::$28 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+6
   //SEG326 [180] (signed byte~) calculate_matrix::$29 ← *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t3#0) + *((const signed byte*) SINH#0 + (signed byte) calculate_matrix::t4#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsz2 
-    ldx t3
+    ldy t3
+    lda SINH,y
     ldy t4
     clc
-    lda SINH,x
     adc SINH,y
   //SEG327 [181] (signed byte~) calculate_matrix::$30 ← (signed byte~) calculate_matrix::$29 + *((const signed byte*) COSQ#0 + (signed byte) calculate_matrix::t6#0) -- vbsaa=vbsaa_plus_pbsc1_derefidx_vbsz1 
     ldy t6
@@ -11784,10 +11634,10 @@ calculate_matrix: {
   //SEG331 [185] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 7) ← (signed byte~) calculate_matrix::$33 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+7
   //SEG332 [186] (signed byte~) calculate_matrix::$34 ← *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t9#0) + *((const signed byte*) COSH#0 + (signed byte) calculate_matrix::t10#0) -- vbsaa=pbsc1_derefidx_vbsz1_plus_pbsc1_derefidx_vbsz2 
-    ldx t9
+    ldy t9
+    lda COSH,y
     ldy t10
     clc
-    lda COSH,x
     adc COSH,y
   //SEG333 [187] *((const signed byte[9]) rotation_matrix#0+(byte/signed byte/word/signed word/dword/signed dword) 8) ← (signed byte~) calculate_matrix::$34 -- _deref_pbsc1=vbsaa 
     sta rotation_matrix+8
diff --git a/src/test/ref/sinusgen8.asm b/src/test/ref/sinusgen8.asm
index c282bc6f4..a2abbadde 100644
--- a/src/test/ref/sinusgen8.asm
+++ b/src/test/ref/sinusgen8.asm
@@ -21,8 +21,8 @@ main: {
     sta print_char_cursor+1
     ldx #0
   b1:
-    sec
     lda sintab2,x
+    sec
     sbc sintabref,x
     sta sb
     bmi b2
diff --git a/src/test/ref/sinusgen8.log b/src/test/ref/sinusgen8.log
index 39fb82127..e5c3bad1a 100644
--- a/src/test/ref/sinusgen8.log
+++ b/src/test/ref/sinusgen8.log
@@ -2372,8 +2372,8 @@ main: {
   b1:
   //SEG24 [9] (signed byte) main::sb#0 ← *((const signed byte[$c0]) main::sintab2#0 + (byte) main::i#2) - (signed byte)*((const byte[]) main::sintabref#0 + (byte) main::i#2) -- vbsz1=pbsc1_derefidx_vbuz2_minus_pbsc2_derefidx_vbuz2 
     ldy i
-    sec
     lda sintab2,y
+    sec
     sbc sintabref,y
     sta sb
   //SEG25 [10] if((signed byte) main::sb#0<(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@2 -- vbsz1_lt_0_then_la1 
@@ -3648,8 +3648,8 @@ main: {
   //SEG23 main::@1
   b1:
   //SEG24 [9] (signed byte) main::sb#0 ← *((const signed byte[$c0]) main::sintab2#0 + (byte) main::i#2) - (signed byte)*((const byte[]) main::sintabref#0 + (byte) main::i#2) -- vbsz1=pbsc1_derefidx_vbuxx_minus_pbsc2_derefidx_vbuxx 
-    sec
     lda sintab2,x
+    sec
     sbc sintabref,x
     sta sb
   //SEG25 [10] if((signed byte) main::sb#0<(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@2 -- vbsz1_lt_0_then_la1 
@@ -5021,8 +5021,8 @@ main: {
   //SEG23 main::@1
   b1:
   //SEG24 [9] (signed byte) main::sb#0 ← *((const signed byte[$c0]) main::sintab2#0 + (byte) main::i#2) - (signed byte)*((const byte[]) main::sintabref#0 + (byte) main::i#2) -- vbsz1=pbsc1_derefidx_vbuxx_minus_pbsc2_derefidx_vbuxx 
-    sec
     lda sintab2,x
+    sec
     sbc sintabref,x
     sta sb
   //SEG25 [10] if((signed byte) main::sb#0<(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@2 -- vbsz1_lt_0_then_la1