aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--gas/ChangeLog7
-rw-r--r--gas/config/tc-sparc.c14
-rw-r--r--gas/testsuite/ChangeLog15
-rw-r--r--gas/testsuite/gas/sparc/sparc.exp5
-rw-r--r--gas/testsuite/gas/sparc/v9branch1.d23
-rw-r--r--gas/testsuite/gas/sparc/v9branch1.s18
-rw-r--r--gas/testsuite/gas/sparc/v9branch2.d3
-rw-r--r--gas/testsuite/gas/sparc/v9branch2.s7
-rw-r--r--gas/testsuite/gas/sparc/v9branch3.d3
-rw-r--r--gas/testsuite/gas/sparc/v9branch3.s6
-rw-r--r--gas/testsuite/gas/sparc/v9branch4.d3
-rw-r--r--gas/testsuite/gas/sparc/v9branch4.s7
-rw-r--r--gas/testsuite/gas/sparc/v9branch5.d3
-rw-r--r--gas/testsuite/gas/sparc/v9branch5.s6
14 files changed, 113 insertions, 7 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 84021f5..147b11f 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,10 @@
+2007-05-29 David S. Miller <davem@davemloft.net>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR gas/4558
+ * config/tc-sparc.c (md_apply_fix): Fix relocation overflow checks
+ for BFD_RELOC_SPARC_WDISP16 and BFD_RELOC_SPARC_WDISP19.
+
2007-05-29 Alan Modra <amodra@bigpond.net.au>
* config/tc-spu.h: Wrap in #ifndef/#endif. Delete coff macros.
diff --git a/gas/config/tc-sparc.c b/gas/config/tc-sparc.c
index c98081c..84472b3 100644
--- a/gas/config/tc-sparc.c
+++ b/gas/config/tc-sparc.c
@@ -1,6 +1,6 @@
/* tc-sparc.c -- Assemble for the SPARC
Copyright 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+ 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
@@ -3309,9 +3309,9 @@ md_apply_fix (fixP, valP, segment)
break;
case BFD_RELOC_SPARC_WDISP16:
- /* FIXME: simplify. */
- if (((val > 0) && (val & ~0x3fffc))
- || ((val < 0) && (~(val - 1) & ~0x3fffc)))
+ if ((val & 3)
+ || val >= 0x1fffc
+ || val <= -(offsetT) 0x20008)
as_bad_where (fixP->fx_file, fixP->fx_line,
_("relocation overflow"));
/* FIXME: The +1 deserves a comment. */
@@ -3320,9 +3320,9 @@ md_apply_fix (fixP, valP, segment)
break;
case BFD_RELOC_SPARC_WDISP19:
- /* FIXME: simplify. */
- if (((val > 0) && (val & ~0x1ffffc))
- || ((val < 0) && (~(val - 1) & ~0x1ffffc)))
+ if ((val & 3)
+ || val >= 0xffffc
+ || val <= -(offsetT) 0x100008)
as_bad_where (fixP->fx_file, fixP->fx_line,
_("relocation overflow"));
/* FIXME: The +1 deserves a comment. */
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index e5404a0..e3a93e0 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,18 @@
+2007-05-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR gas/4558
+ * gas/sparc/sparc.exp: Add v9branch{1,2,3,4,5} tests.
+ * gas/sparc/v9branch1.d: New test.
+ * gas/sparc/v9branch1.s: New.
+ * gas/sparc/v9branch2.d: New test.
+ * gas/sparc/v9branch2.s: New.
+ * gas/sparc/v9branch3.d: New test.
+ * gas/sparc/v9branch3.s: New.
+ * gas/sparc/v9branch4.d: New test.
+ * gas/sparc/v9branch4.s: New.
+ * gas/sparc/v9branch5.d: New test.
+ * gas/sparc/v9branch5.s: New.
+
2007-03-25 Paul Brook <paul@codesourcery.com>
* gas/arm/thumb32.s: Add tests for subs pc, lr.
diff --git a/gas/testsuite/gas/sparc/sparc.exp b/gas/testsuite/gas/sparc/sparc.exp
index a2e362d..60ca24f 100644
--- a/gas/testsuite/gas/sparc/sparc.exp
+++ b/gas/testsuite/gas/sparc/sparc.exp
@@ -48,6 +48,11 @@ if [istarget sparc*-*-*] {
run_dump_test "pcrel64"
run_dump_test "plt64"
}
+ run_dump_test "v9branch1"
+ run_dump_test "v9branch2"
+ run_dump_test "v9branch3"
+ run_dump_test "v9branch4"
+ run_dump_test "v9branch5"
}
if [istarget sparc-*-vxworks*] {
diff --git a/gas/testsuite/gas/sparc/v9branch1.d b/gas/testsuite/gas/sparc/v9branch1.d
new file mode 100644
index 0000000..c2c05e4
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch1.d
@@ -0,0 +1,23 @@
+#as: -Av9
+#objdump: -dr --prefix-addresses
+#name: v9branch1
+
+.*: +file format .*sparc.*
+
+Disassembly of section .text:
+0x0+000000 brz %o0, 0x0+01fffc
+0x0+000004 nop
+ ...
+0x0+01fff8 nop
+0x0+01fffc nop
+ ...
+0x0+03fffc brz %o0, 0x0+01fffc
+0x0+040000 nop
+0x0+040004 bne %icc, 0x0+140000
+0x0+040008 nop
+ ...
+0x0+13fffc nop
+0x0+140000 nop
+ ...
+0x0+240000 bne %icc, 0x0+140000
+0x0+240004 nop
diff --git a/gas/testsuite/gas/sparc/v9branch1.s b/gas/testsuite/gas/sparc/v9branch1.s
new file mode 100644
index 0000000..15c4a6a
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch1.s
@@ -0,0 +1,18 @@
+ # Check if maximum possible branch distances for v9 branches are accepted
+ .text
+ brz,pt %o0, 1f
+ nop
+ .skip (128 * 1024 - 16)
+ nop
+1: nop
+ .skip (128 * 1024 - 4)
+ brz,pt %o0, 1b
+ nop
+ bne,pt %icc, 2f
+ nop
+ .skip (1024 * 1024 - 16)
+ nop
+2: nop
+ .skip (1024 * 1024 - 4)
+ bne,pt %icc, 2b
+ nop
diff --git a/gas/testsuite/gas/sparc/v9branch2.d b/gas/testsuite/gas/sparc/v9branch2.d
new file mode 100644
index 0000000..dcad03b
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch2.d
@@ -0,0 +1,3 @@
+#as: -Av9
+#name: v9branch2
+#error: :3:.*relocation.*overflow
diff --git a/gas/testsuite/gas/sparc/v9branch2.s b/gas/testsuite/gas/sparc/v9branch2.s
new file mode 100644
index 0000000..6048a82
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch2.s
@@ -0,0 +1,7 @@
+ # Text for relocation overflow diagnostic
+ .text
+ brz,pt %o0, 1f
+ nop
+ .skip (128 * 1024 - 12)
+ nop
+1: nop
diff --git a/gas/testsuite/gas/sparc/v9branch3.d b/gas/testsuite/gas/sparc/v9branch3.d
new file mode 100644
index 0000000..f8105fd
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch3.d
@@ -0,0 +1,3 @@
+#as: -Av9
+#name: v9branch3
+#error: :5:.*relocation.*overflow
diff --git a/gas/testsuite/gas/sparc/v9branch3.s b/gas/testsuite/gas/sparc/v9branch3.s
new file mode 100644
index 0000000..6bcfea0
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch3.s
@@ -0,0 +1,6 @@
+ # Text for relocation overflow diagnostic
+ .text
+1: nop
+ .skip (128 * 1024)
+ brz,pt %o0, 1b
+ nop
diff --git a/gas/testsuite/gas/sparc/v9branch4.d b/gas/testsuite/gas/sparc/v9branch4.d
new file mode 100644
index 0000000..4379388
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch4.d
@@ -0,0 +1,3 @@
+#as: -Av9
+#name: v9branch4
+#error: :3:.*relocation.*overflow
diff --git a/gas/testsuite/gas/sparc/v9branch4.s b/gas/testsuite/gas/sparc/v9branch4.s
new file mode 100644
index 0000000..bf2306f
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch4.s
@@ -0,0 +1,7 @@
+ # Text for relocation overflow diagnostic
+ .text
+ bne,pt %icc, 1f
+ nop
+ .skip (1024 * 1024 - 12)
+ nop
+1: nop
diff --git a/gas/testsuite/gas/sparc/v9branch5.d b/gas/testsuite/gas/sparc/v9branch5.d
new file mode 100644
index 0000000..937a3ea
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch5.d
@@ -0,0 +1,3 @@
+#as: -Av9
+#name: v9branch5
+#error: :5:.*relocation.*overflow
diff --git a/gas/testsuite/gas/sparc/v9branch5.s b/gas/testsuite/gas/sparc/v9branch5.s
new file mode 100644
index 0000000..733aa2a
--- /dev/null
+++ b/gas/testsuite/gas/sparc/v9branch5.s
@@ -0,0 +1,6 @@
+ # Text for relocation overflow diagnostic
+ .text
+1: nop
+ .skip (1024 * 1024)
+ bne,pt %icc, 1b
+ nop
generated by cgit v1.1 at 2024-12-13 04:06:44 +0000