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[binutils-gdb] S/390: Fix symbolic displacement in lay


https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=3d6e0c015aa832f00ccd4fe3f5f43b90357258e8

commit 3d6e0c015aa832f00ccd4fe3f5f43b90357258e8
Author: Andreas Krebbel <krebbel@linux.ibm.com>
Date:   Tue Sep 25 17:13:28 2018 +0200

    S/390: Fix symbolic displacement in lay
    
    Increase the fixup length to 4 for the 20 bit displacement.
    
    gas/ChangeLog:
    
    2018-09-25  Andreas Krebbel  <krebbel@linux.ibm.com>
    
    	* config/tc-s390.c (md_apply_fix): Set fx_size to 4 for 20 bit
    	displacements.
    	* testsuite/gas/s390/s390.exp: Run new test.
    	* testsuite/gas/s390/zarch-z990-symbol-lay.s: New test.

Diff:
---
 gas/config/tc-s390.c                           | 2 +-
 gas/testsuite/gas/s390/s390.exp                | 1 +
 gas/testsuite/gas/s390/zarch-z990-symbol-lay.l | 0
 gas/testsuite/gas/s390/zarch-z990-symbol-lay.s | 6 ++++++
 4 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/gas/config/tc-s390.c b/gas/config/tc-s390.c
index 60de23f..b53e33a 100644
--- a/gas/config/tc-s390.c
+++ b/gas/config/tc-s390.c
@@ -2294,7 +2294,7 @@ md_apply_fix (fixS *fixP, valueT *valP, segT seg ATTRIBUTE_UNUSED)
 	}
       else if (operand->bits == 20 && operand->shift == 20)
 	{
-	  fixP->fx_size = 2;
+	  fixP->fx_size = 4;
 	  fixP->fx_where += 2;
 	  fixP->fx_r_type = BFD_RELOC_390_20;
 	}
diff --git a/gas/testsuite/gas/s390/s390.exp b/gas/testsuite/gas/s390/s390.exp
index e6d0754..f0258ef 100644
--- a/gas/testsuite/gas/s390/s390.exp
+++ b/gas/testsuite/gas/s390/s390.exp
@@ -21,6 +21,7 @@ if [expr [istarget "s390-*-*"] ||  [istarget "s390x-*-*"]]  then {
 
     run_dump_test "zarch-z900" "{as -m64}"
     run_dump_test "zarch-z990" "{as -m64} {as -march=z990}"
+    run_list_test "zarch-z990-symbol-lay" "-m64 -march=z990"
     run_dump_test "zarch-z9-109" "{as -m64} {as -march=z9-109}"
     run_list_test "zarch-z9-109-err" "-march=z9-109"
     run_dump_test "zarch-z9-ec" "{as -m64} {as -march=z9-ec}"
diff --git a/gas/testsuite/gas/s390/zarch-z990-symbol-lay.l b/gas/testsuite/gas/s390/zarch-z990-symbol-lay.l
new file mode 100644
index 0000000..e69de29
diff --git a/gas/testsuite/gas/s390/zarch-z990-symbol-lay.s b/gas/testsuite/gas/s390/zarch-z990-symbol-lay.s
new file mode 100644
index 0000000..97aa8ec
--- /dev/null
+++ b/gas/testsuite/gas/s390/zarch-z990-symbol-lay.s
@@ -0,0 +1,6 @@
+.text
+foo:
+	lay	%r1,bar
+	.org 0x10000
+bar:
+	.long 42


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