From: Jeffrey A Law <law@cygnus.com>
Date: Wed, 30 Dec 1998 23:39:55 +0000 (+0000)
Subject: cse.c (invalidate_skipped_block): Call invalidate_from_clobbers for each insn in... 
X-Git-Tag: prereleases/egcs-1.1.2-prerelease-1~47
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0ca7255f7fa52904dcc693c91bfafd182191b742;p=thirdparty%2Fgcc.git

cse.c (invalidate_skipped_block): Call invalidate_from_clobbers for each insn in the skipped block.

        * cse.c (invalidate_skipped_block): Call invalidate_from_clobbers
        for each insn in the skipped block.
        * i386.md (doubleword shifts): Avoid namespace pollution.

From-SVN: r24451
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6fd2703e306d..96fe98582782 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+Wed Dec 30 23:44:11 1998  Jeffrey A Law  (law@cygnus.com)
+
+	* cse.c (invalidate_skipped_block): Call invalidate_from_clobbers
+	for each insn in the skipped block.
+
+	* i386.md (doubleword shifts): Avoid namespace pollution.
+
 Mon Dec 28 10:44:40 1998  Richard Henderson  <rth@cygnus.com>
 
 	* combine.c (subst): Process the inputs to a parallel asm_operands
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index ca63bf49ba60..dac2730afd1a 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -4558,11 +4558,13 @@ byte_xor_operation:
   output_asm_insn (AS3_SHIFT_DOUBLE (shld%L3,%0,%2,%3), xops);
   output_asm_insn (AS2 (sal%L2,%0,%2), xops);
   output_asm_insn (AS2 (test%B0,%1,%b0), xops);
-  asm_fprintf (asm_out_file, \"\\tje %LLASHLDI%d\\n\", ashldi_label_number);
+  fputs (\"\\tje \", asm_out_file);
+  ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, \"LASHLDI\", ashldi_label_number);
+  fputs (\"\\n\", asm_out_file);
   output_asm_insn (AS2 (mov%L3,%2,%3), xops);	/* Fast shift by 32 */
   output_asm_insn (AS2 (xor%L2,%2,%2), xops);
-  asm_fprintf (asm_out_file, \"%LLASHLDI%d:\\n\", ashldi_label_number++);
-
+  ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, \"LASHLDI\", ashldi_label_number);
+  ashldi_label_number++;
   RET;
 }")
 
@@ -4746,12 +4748,14 @@ byte_xor_operation:
   output_asm_insn (AS3_SHIFT_DOUBLE (shrd%L2,%0,%3,%2), xops);
   output_asm_insn (AS2 (sar%L3,%0,%3), xops);
   output_asm_insn (AS2 (test%B0,%1,%b0), xops);
-  asm_fprintf (asm_out_file, \"\\tje %LLASHRDI%d\\n\", ashrdi_label_number);
+  fputs (\"\\tje \", asm_out_file);
+  ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, \"LASHRDI\", ashrdi_label_number);
+  fputs (\"\\n\", asm_out_file);
   xops[1] = GEN_INT (31);
   output_asm_insn (AS2 (mov%L2,%3,%2), xops);
   output_asm_insn (AS2 (sar%L3,%1,%3), xops);	/* shift by 32 */
-  asm_fprintf (asm_out_file, \"%LLASHRDI%d:\\n\", ashrdi_label_number++);
-
+  ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, \"LASHRDI\", ashrdi_label_number);
+  ashrdi_label_number++;
   RET;
 }")
 
@@ -4901,11 +4905,13 @@ byte_xor_operation:
   output_asm_insn (AS3_SHIFT_DOUBLE (shrd%L2,%0,%3,%2), xops);
   output_asm_insn (AS2 (shr%L3,%0,%3), xops);
   output_asm_insn (AS2 (test%B0,%1,%b0), xops);
-  asm_fprintf (asm_out_file, \"\\tje %LLLSHRDI%d\\n\", lshrdi_label_number);
+  fputs (\"\\tje \", asm_out_file);
+  ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, \"LLSHRDI\", lshrdi_label_number);
+  fputs (\"\\n\", asm_out_file);
   output_asm_insn (AS2 (mov%L2,%3,%2), xops);	/* Fast shift by 32 */
   output_asm_insn (AS2 (xor%L3,%3,%3), xops);
-  asm_fprintf (asm_out_file, \"%LLLSHRDI%d:\\n\", lshrdi_label_number++);
-
+  ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, \"LLSHRDI\", lshrdi_label_number);
+  lshrdi_label_number++;
   RET;
 }")
 
diff --git a/gcc/cse.c b/gcc/cse.c
index 5d121870afb0..3b543f4ba699 100644
--- a/gcc/cse.c
+++ b/gcc/cse.c
@@ -7991,6 +7991,7 @@ invalidate_skipped_block (start)
 	  invalidate_for_call ();
 	}
 
+      invalidate_from_clobbers (PATTERN (insn));
       note_stores (PATTERN (insn), invalidate_skipped_set);
     }
 }