i386.md (align): Fix warning; clarify what to do when no p2align is available.

	* i386.md (align): Fix warning; clarify what to do when no p2align
	is available.

From-SVN: r67485

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 30e69fb52ac89dc0682259883cc9af8305721e54..c9af64a056b4adda8aead44863f59d201568a862 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Thu Jun  5 13:23:51 CEST 2003  Jan Hubicka  <jh@suse.cz>
+
+       * i386.md (align): Fix warning; clarify what to do when no p2align
+       is available.
+
 2003-06-05  Nick Clifton  <nickc@redhat.com>
 
        * config.gcc (m32r-elf): Revert previous delta.

diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index a027a7623badc6497fa642ba4e511459aa874f94..b255df243217433af33553b58697c7610e7eb53c 100644 (file)
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -14289,9 +14289,12 @@
   ""
 {
 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN
-  ASM_OUTPUT_MAX_SKIP_ALIGN (asm_out_file, 4, INTVAL (operands[0]));
+  ASM_OUTPUT_MAX_SKIP_ALIGN (asm_out_file, 4, (int)INTVAL (operands[0]));
 #else
-  ASM_OUTPUT_ALIGN (asm_out_file, 4);
+  /* It is tempting to use ASM_OUTPUT_ALIGN here, but we don't want to do that.
+     The align insn is used to avoid 3 jump instructions in the row to improve
+     branch prediction and the benefits hardly outweight the cost of extra 8
+     nops on the average inserted by full alignment pseudo operation.  */
 #endif
   return "";
 }