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s390x: add TR function for EXECUTE 

Newer gcc versions (or glibc?) also generate code that tries to EXECUTE
the TR opcode. Implement it so that we don't break valid guests.

Reported-by: Andreas Faerber <afaerber@suse.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexander Graf 2011-11-18 16:45:54 +01:00
parent 85a4ca797d
commit 8a0a9cf35b
1 changed files with 3 additions and 0 deletions
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3
target-s390x/op_helper.c
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@ -636,6 +636,9 @@ uint32_t HELPER(ex)(uint32_t cc, uint64_t v1, uint64_t addr, uint64_t ret)
case 0x700: case 0x700:
cc = helper_xc(l, get_address(0, b1, d1), get_address(0, b2, d2)); cc = helper_xc(l, get_address(0, b1, d1), get_address(0, b2, d2));
break; break;
case 0xc00:
helper_tr(l, get_address(0, b1, d1), get_address(0, b2, d2));
break;
default: default:
goto abort; goto abort;
break; break;