Patchwork [PR43920,8/9] Cross-jumping - Extend search scope - test case.

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Submitter Tom de Vries
Date April 1, 2011, 2:56 p.m.
Message ID <4D95E78A.2020909@codesourcery.com>
Download mbox | patch
Permalink /patch/89277/
State New
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Comments

Tom de Vries - April 1, 2011, 2:56 p.m.
Reposting, with ChangeLog.
Jakub Jelinek - April 1, 2011, 3:01 p.m.
On Fri, Apr 01, 2011 at 04:56:10PM +0200, Tom de Vries wrote:
> Reposting, with ChangeLog.

> 2011-04-01  Tom de Vries  <tom@codesourcery.com>
> 
> 	PR target/43920
> 	* testsuite/gcc.target/arm/pr43920-2.c: New test.

gcc/testsuite/ has its own ChangeLog, so the ChangeLog entry
should say just
	* gcc.target/arm/pr43920-2.c: New test.
Similarly one of your patches had
	* gcc/cfgcleanup.c (whatever): Whatever.
in the ChangeLog, should be just
	* cfgcleanup.c (whatever): Whatever.

	Jakub

Patch

2011-04-01  Tom de Vries  <tom@codesourcery.com>

	PR target/43920
	* testsuite/gcc.target/arm/pr43920-2.c: New test.

Index: gcc/testsuite/gcc.target/arm/pr43920-2.c
===================================================================
--- gcc/testsuite/gcc.target/arm/pr43920-2.c	(revision 0)
+++ gcc/testsuite/gcc.target/arm/pr43920-2.c	(revision 0)
@@ -0,0 +1,28 @@ 
+/* { dg-do compile } */
+/* { dg-options "-march=armv7-a -mthumb -Os" } */
+
+#include <stdio.h>
+
+int getFileStartAndLength (int fd, int *start_, size_t *length_)
+{
+      int start, end;
+      size_t length;
+
+      start = lseek (fd, 0L, SEEK_CUR);
+      end = lseek (fd, 0L, SEEK_END);
+
+      if (start == -1 || end == -1)
+         return -1;
+
+      length = end - start;
+      if (length == 0)
+         return -1;
+
+      *start_ = start;
+      *length_ = length;
+
+      return 0;
+}
+
+/* { dg-final { scan-assembler-times "pop" 2 } } */
+/* { dg-final { scan-assembler-times "beq" 3 } } */