smartalign: clean up unnecessary duplication; tweak dependencies

Remove unnecessary duplicated patterns; with indirection we can handle
lists of any length.

For 16-bit generic padding, alternate between SI and DI dependencies.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 13 insertions, 64 deletions

diff --git a/macros/smartalign.mac b/macros/smartalign.mac
index 48c07de5..3b5b9b90 100644
--- a/macros/smartalign.mac
+++ b/macros/smartalign.mac
@@ -8,34 +8,13 @@ USE: smartalign
     %define __ALIGN_JMP_THRESHOLD__ 16
 
     %define __ALIGN_16BIT_1B__ 0x90
-    %define __ALIGN_16BIT_2B__ 0x90,0x90
-    %define __ALIGN_16BIT_3B__ 0x90,0x90,0x90
-    %define __ALIGN_16BIT_4B__ 0x90,0x90,0x90,0x90
-    %define __ALIGN_16BIT_5B__ 0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_16BIT_6B__ 0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_16BIT_7B__ 0x90,0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_16BIT_8B__ 0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_16BIT_GROUP__ 8
+    %define __ALIGN_16BIT_GROUP__ 1
 
     %define __ALIGN_32BIT_1B__ 0x90
-    %define __ALIGN_32BIT_2B__ 0x90,0x90
-    %define __ALIGN_32BIT_3B__ 0x90,0x90,0x90
-    %define __ALIGN_32BIT_4B__ 0x90,0x90,0x90,0x90
-    %define __ALIGN_32BIT_5B__ 0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_32BIT_6B__ 0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_32BIT_7B__ 0x90,0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_32BIT_8B__ 0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_32BIT_GROUP__ 8
+    %define __ALIGN_32BIT_GROUP__ 1
 
     %define __ALIGN_64BIT_1B__ 0x90
-    %define __ALIGN_64BIT_2B__ 0x90,0x90
-    %define __ALIGN_64BIT_3B__ 0x90,0x90,0x90
-    %define __ALIGN_64BIT_4B__ 0x90,0x90,0x90,0x90
-    %define __ALIGN_64BIT_5B__ 0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_64BIT_6B__ 0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_64BIT_7B__ 0x90,0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_64BIT_8B__ 0x90,0x90,0x90,0x90,0x90,0x90,0x90,0x90
-    %define __ALIGN_64BIT_GROUP__ 8
+    %define __ALIGN_64BIT_GROUP__ 1
   %elifidni %1,generic
     %define __ALIGN_JMP_THRESHOLD__ 8
 
@@ -43,9 +22,9 @@ USE: smartalign
     %define __ALIGN_16BIT_2B__ 0x89,0xf6
     %define __ALIGN_16BIT_3B__ 0x8d,0x74,0x00
     %define __ALIGN_16BIT_4B__ 0x8d,0xb4,0x00,0x00
-    %define __ALIGN_16BIT_5B__ 0x90,0x8d,0xb4,0x00,0x00
-    %define __ALIGN_16BIT_6B__ 0x89,0xf6,0x8d,0xbd,0x00,0x00
-    %define __ALIGN_16BIT_7B__ 0x8d,0x74,0x00,0x8d,0xbd,0x00,0x00
+    %define __ALIGN_16BIT_5B__ 0x8d,0xb4,0x00,0x00,0x90
+    %define __ALIGN_16BIT_6B__ 0x8d,0xb4,0x00,0x00,0x89,0xff
+    %define __ALIGN_16BIT_7B__ 0x8d,0xb4,0x00,0x00,0x8d,0x7d,0x00
     %define __ALIGN_16BIT_8B__ 0x8d,0xb4,0x00,0x00,0x8d,0xbd,0x00,0x00
     %define __ALIGN_16BIT_GROUP__ 8
 
@@ -56,18 +35,13 @@ USE: smartalign
     %define __ALIGN_32BIT_5B__ 0x90,0x8d,0x74,0x26,0x00
     %define __ALIGN_32BIT_6B__ 0x8d,0xb6,0x00,0x00,0x00,0x00
     %define __ALIGN_32BIT_7B__ 0x8d,0xb4,0x26,0x00,0x00,0x00,0x00
-    %undef  __ALIGN_32BIT_8B__
     %define __ALIGN_32BIT_GROUP__ 7
 
     %define __ALIGN_64BIT_1B__ 0x90
     %define __ALIGN_64BIT_2B__ 0x66,0x90
     %define __ALIGN_64BIT_3B__ 0x66,0x66,0x90
     %define __ALIGN_64BIT_4B__ 0x66,0x66,0x66,0x90
-    %define __ALIGN_64BIT_5B__ 0x66,0x66,0x90,0x66,0x90
-    %define __ALIGN_64BIT_6B__ 0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_64BIT_7B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_64BIT_8B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x66,0x90
-    %define __ALIGN_64BIT_GROUP__ 8
+    %define __ALIGN_64BIT_GROUP__ 4
   %elifidni %1,k8
     %define __ALIGN_JMP_THRESHOLD__ 16
 
@@ -75,31 +49,19 @@ USE: smartalign
     %define __ALIGN_16BIT_2B__ 0x66,0x90
     %define __ALIGN_16BIT_3B__ 0x66,0x66,0x90
     %define __ALIGN_16BIT_4B__ 0x66,0x66,0x66,0x90
-    %define __ALIGN_16BIT_5B__ 0x66,0x66,0x90,0x66,0x90
-    %define __ALIGN_16BIT_6B__ 0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_16BIT_7B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_16BIT_8B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x66,0x90
-    %define __ALIGN_16BIT_GROUP__ 8
+    %define __ALIGN_16BIT_GROUP__ 4
 
     %define __ALIGN_32BIT_1B__ 0x90
     %define __ALIGN_32BIT_2B__ 0x66,0x90
     %define __ALIGN_32BIT_3B__ 0x66,0x66,0x90
     %define __ALIGN_32BIT_4B__ 0x66,0x66,0x66,0x90
-    %define __ALIGN_32BIT_5B__ 0x66,0x66,0x90,0x66,0x90
-    %define __ALIGN_32BIT_6B__ 0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_32BIT_7B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_32BIT_8B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x66,0x90
-    %define __ALIGN_32BIT_GROUP__ 8
+    %define __ALIGN_32BIT_GROUP__ 4
 
     %define __ALIGN_64BIT_1B__ 0x90
     %define __ALIGN_64BIT_2B__ 0x66,0x90
     %define __ALIGN_64BIT_3B__ 0x66,0x66,0x90
     %define __ALIGN_64BIT_4B__ 0x66,0x66,0x66,0x90
-    %define __ALIGN_64BIT_5B__ 0x66,0x66,0x90,0x66,0x90
-    %define __ALIGN_64BIT_6B__ 0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_64BIT_7B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_64BIT_8B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x66,0x90
-    %define __ALIGN_64BIT_GROUP__ 8
+    %define __ALIGN_64BIT_GROUP__ 4
   %elifidni %1,k7
     %define __ALIGN_JMP_THRESHOLD__ 16
 
@@ -107,11 +69,7 @@ USE: smartalign
     %define __ALIGN_16BIT_2B__ 0x66,0x90
     %define __ALIGN_16BIT_3B__ 0x66,0x66,0x90
     %define __ALIGN_16BIT_4B__ 0x66,0x66,0x66,0x90
-    %define __ALIGN_16BIT_5B__ 0x66,0x66,0x90,0x66,0x90
-    %define __ALIGN_16BIT_6B__ 0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_16BIT_7B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_16BIT_8B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x66,0x90
-    %define __ALIGN_64BIT_GROUP__ 8
+    %define __ALIGN_64BIT_GROUP__ 4
 
     %define __ALIGN_32BIT_1B__ 0x90
     %define __ALIGN_32BIT_2B__ 0x8b,0xc0
@@ -120,18 +78,13 @@ USE: smartalign
     %define __ALIGN_32BIT_5B__ 0x8d,0x44,0x20,0x00,0x90
     %define __ALIGN_32BIT_6B__ 0x8d,0x80,0x00,0x00,0x00,0x00
     %define __ALIGN_32BIT_7B__ 0x8d,0x04,0x05,0x00,0x00,0x00,0x00
-    %undef  __ALIGN_32BIT_8B__
     %define __ALIGN_32BIT_GROUP__ 7
 
     %define __ALIGN_64BIT_1B__ 0x90
     %define __ALIGN_64BIT_2B__ 0x66,0x90
     %define __ALIGN_64BIT_3B__ 0x66,0x66,0x90
     %define __ALIGN_64BIT_4B__ 0x66,0x66,0x66,0x90
-    %define __ALIGN_64BIT_5B__ 0x66,0x66,0x90,0x66,0x90
-    %define __ALIGN_64BIT_6B__ 0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_64BIT_7B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x90
-    %define __ALIGN_64BIT_8B__ 0x66,0x66,0x66,0x90,0x66,0x66,0x66,0x90
-    %define __ALIGN_64BIT_GROUP__ 8
+    %define __ALIGN_64BIT_GROUP__ 4
   %elifidni %1,p6
     %define __ALIGN_JMP_THRESHOLD__ 16
 
@@ -139,11 +92,7 @@ USE: smartalign
     %define __ALIGN_16BIT_2B__ 0x66,0x90
     %define __ALIGN_16BIT_3B__ 0x0f,0x1f,0x00
     %define __ALIGN_16BIT_4B__ 0x0f,0x1f,0x40,0x00
-    %define __ALIGN_16BIT_5B__ 0x90,0x0f,0x1f,0x40,0x00
-    %define __ALIGN_16BIT_6B__ 0x0f,0x1f,0x00,0x0f,0x1f,0x00
-    %define __ALIGN_16BIT_7B__ 0x0f,0x1f,0x00,0x0f,0x1f,0x40,0x00
-    %define __ALIGN_16BIT_8B__ 0x0f,0x1f,0x40,0x00,0x0f,0x1f,0x40,0x00
-    %define __ALIGN_16BIT_GROUP__ 8
+    %define __ALIGN_16BIT_GROUP__ 4
 
     %define __ALIGN_32BIT_1B__ 0x90
     %define __ALIGN_32BIT_2B__ 0x66,0x90