1 # Copyright (C) 2012-2014 Free Software Foundation, Inc. 2 3 # This program is free software; you can redistribute it and/or modify 4 # it under the terms of the GNU General Public License as published by 5 # the Free Software Foundation; either version 3 of the License, or 6 # (at your option) any later version. 7 # 8 # This program is distributed in the hope that it will be useful, 9 # but WITHOUT ANY WARRANTY; without even the implied warranty of 10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 # GNU General Public License for more details. 12 # 13 # You should have received a copy of the GNU General Public License 14 # along with this program; if not, write to the Free Software 15 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. 16 17 # Test for warnings when placing yield instructions into IQ2000's 18 # branch delay slot. Written by Ben Elliston (bje (at) redhat.com) 19 20 # Run GAS and check that it emits the desired error for the test case. 21 # Arguments: 22 # file -- name of the test case to assemble. 23 # testname -- a string describing the test. 24 # pattern -- a regular expression, suitable for use by the Tcl 25 # regexp command, to decide if the error string was emitted by 26 # the assembler to stderr. 27 28 proc iq2000_error_test { file testname {pattern ""} } { 29 global comp_output 30 31 gas_run $file "" ">/dev/null" 32 verbose "output was $comp_output" 2 33 34 if {$pattern == ""} { 35 if {$comp_output == ""} { pass $testname } else { fail $testname } 36 return 37 } 38 39 if {[regexp "Error: $pattern" $comp_output]} { 40 pass $testname 41 } else { 42 fail $testname 43 } 44 } 45 46 if [istarget iq2000*-*-*] { 47 foreach file [lsort [glob -nocomplain -- $srcdir/$subdir/yield*.s]] { 48 set file [file tail $file] 49 iq2000_error_test $file \ 50 "assembler emits yield instruction in delay slot error for $file" \ 51 "the yielding instruction \[a-zA-Z0-9\]+ may not be in a delay slot." 52 } 53 set testname "assembler emits no warnings for non-yield instruction in delay slot" 54 iq2000_error_test noyield.s $testname 55 } 56
