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Red Hat Bugzilla – Attachment 148760 Details for
Bug 230000
GDB does not disassemble DFP / Power6 instructions
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Shell testcase from bauerman@br.ibm.com, requires gcc-4.2/4.3+
dfp-test.sh (text/plain), 2.49 KB, created by
Jan Kratochvil
on 2007-02-25 18:36:48 UTC
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Description:
Shell testcase from bauerman@br.ibm.com, requires gcc-4.2/4.3+
Filename:
MIME Type:
Creator:
Jan Kratochvil
Created:
2007-02-25 18:36:48 UTC
Size:
2.49 KB
patch
obsolete
>#!/bin/bash ># ># Testcase to check if GDB is able to disassemble ># Decimal Floating Point instructions. ># ># History ># 2007-01-27 thiagoju@br.ibm.com First version > >src=/tmp/tfd$$.c >exe=/tmp/tfd$$ >gdbout=/tmp/tfd$$.gdbout > >function cleanup >{ > first=1 > for str in "$@" ; do > if [ $first != 1 ] && [ -n "$str" ]; then > echo $str > fi > first=0 > done > rm -f $src $exe $gdbout > exit $1 >} > ># create source code file >cat > $src << "EOF" >_Decimal128 td1, td2, td3; >_Decimal64 dd1, dd2, dd3; >int result; > >void addtd (void) >{ > td1 = td2 + td3; >} > >void adddd (void) >{ > dd1 = dd2 + dd3; >} > >void subtd (void) >{ > td1 = td2 - td3; >} > >void subdd (void) >{ > dd1 = dd2 - dd3; >} > >void multd (void) >{ > td1 = td2 * td3; >} > >void muldd (void) >{ > dd1 = dd2 * dd3; >} > >void divtd (void) >{ > td1 = td2 / td3; >} > >void divdd (void) >{ > dd1 = dd2 / dd3; >} > >void eqtd (void) >{ > result = td1 == td2; >} > >void eqdd (void) >{ > result = dd1 == dd2; >} > >void netd (void) >{ > result = td1 != td2; >} > >void nedd (void) >{ > result = dd1 != dd2; >} > >void gttd (void) >{ > result = td1 > td2; >} > >void gtdd (void) >{ > result = dd1 > dd2; >} > >void getd (void) >{ > result = td1 >= td2; >} > >void gedd (void) >{ > result = dd1 >= dd2; >} > >void lttd (void) >{ > result = td1 < td2; >} > >void ltdd (void) >{ > result = dd1 < dd2; >} > >void letd (void) >{ > result = td1 <= td2; >} > >void ledd (void) >{ > result = dd1 <= dd2; >} > >int main (void) >{ > addtd (); > adddd (); > subtd (); > subdd (); > multd (); > muldd (); > divtd (); > divdd (); > eqtd (); > eqdd (); > netd (); > nedd (); > gttd (); > gtdd (); > getd (); > gedd (); > lttd (); > ltdd (); > letd (); > ledd (); > return 0; >} >EOF > >if ! msg=`gcc -O2 -mcpu=power6 -m64 -o $exe $src 2>&1` ; then > cleanup 1 "Error, cannot compile file $src:" "$msg" >fi > ># run gdb and disassemble functions which should have DFP instructions >gdb $exe > $gdbout << "EOF" >disassemble addtd >disassemble adddd >disassemble subtd >disassemble subdd >disassemble multd >disassemble muldd >disassemble divtd >disassemble divdd >disassemble eqtd >disassemble eqdd >disassemble netd >disassemble nedd >disassemble gttd >disassemble gtdd >disassemble getd >disassemble gedd >disassemble lttd >disassemble ltdd >disassemble letd >disassemble ledd >quit >EOF > >instructions="daddq dadd dsubq dsub dmulq dmul ddivq ddiv dcmpuq dcmpu" > >for instr in $instructions; do > if ! egrep -q "\W${instr}\W" $gdbout; then > cleanup 2 "Error, did not locate the $instr instruction in executable $exe." > fi >done > >cleanup 0 "Decimal Floating Point instructions were found. Testcase succeeded."
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bug 230000
: 148760