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424 lines
6.3 KiB
Text
424 lines
6.3 KiB
Text
# Copyright 2014-2017 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Some coverage testing of DWARF operators for the compiler
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# integration.
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load_lib dwarf.exp
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# This test can only be run on targets which support DWARF-2 and use gas.
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if {![dwarf2_support]} {
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return 0
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}
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standard_testfile .c gdbjit-ops.S
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#
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# A port of the pr10770.c test code to the DWARF assembler format.
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#
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set assert_tos_non0 {
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bra 3
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skip -3
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}
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set assert_tos_0 [subst {
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lit0
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eq
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$assert_tos_non0
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}]
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set program [subst {
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lit0
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nop
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$assert_tos_0
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lit1
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const1u 1
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eq
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$assert_tos_non0
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lit16
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const2u 16
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eq
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$assert_tos_non0
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lit31
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const4u 31
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ne
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$assert_tos_0
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lit1
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neg
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const1s -1
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eq
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$assert_tos_non0
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lit16
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neg
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const2s -16
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ne
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$assert_tos_0
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lit31
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const4s -31
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neg
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ne
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$assert_tos_0
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lit7
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dup
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plus_uconst 2
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lit9
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eq
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$assert_tos_non0
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lit7
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eq
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$assert_tos_non0
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lit20
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lit1
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drop
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lit20
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eq
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$assert_tos_non0
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lit17
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lit19
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over
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lit17
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eq
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$assert_tos_non0
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lit19
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eq
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$assert_tos_non0
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lit17
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eq
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$assert_tos_non0
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lit1
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lit2
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lit3
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lit4
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pick 2
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lit2
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eq
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$assert_tos_non0
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lit4
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eq
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$assert_tos_non0
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lit3
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eq
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$assert_tos_non0
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pick 0
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lit2
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eq
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$assert_tos_non0
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lit2
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eq
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$assert_tos_non0
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lit1
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eq
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$assert_tos_non0
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lit6
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lit12
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swap
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lit6
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eq
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$assert_tos_non0
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lit12
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eq
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$assert_tos_non0
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lit7
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lit8
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lit9
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rot
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lit8
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eq
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$assert_tos_non0
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lit7
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eq
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$assert_tos_non0
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lit9
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eq
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$assert_tos_non0
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lit7
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abs
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lit7
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eq
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$assert_tos_non0
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const1s -123
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abs
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const1u 123
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eq
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$assert_tos_non0
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lit3
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lit6
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and
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lit2
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eq
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$assert_tos_non0
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lit3
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lit6
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or
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lit7
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eq
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$assert_tos_non0
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lit17
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lit2
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minus
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lit15
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eq
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$assert_tos_non0
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# Divide is signed truncating toward zero.
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const1s -6
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const1s -2
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div
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lit3
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eq
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$assert_tos_non0
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const1s -7
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const1s 3
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div
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const1s -2
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eq
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$assert_tos_non0
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# Modulo is unsigned.
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const1s -6
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const1s -4
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mod
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const1s -6
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eq
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$assert_tos_non0
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const1s -6
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lit4
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mod
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lit2
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eq
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$assert_tos_non0
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lit6
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const1s -4
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mod
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lit6
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eq
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$assert_tos_non0
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# Signed modulo can be implemented using 'over over div mul minus'.
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const1s -6
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const1s -4
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over
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over
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div
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mul
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minus
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const1s -2
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eq
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$assert_tos_non0
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const1s -7
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lit3
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over
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over
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div
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mul
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minus
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const1s -1
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eq
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$assert_tos_non0
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lit7
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const1s -3
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over
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over
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div
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mul
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minus
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lit1
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eq
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$assert_tos_non0
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lit16
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lit31
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plus_uconst 1
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mul
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const2u 512
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eq
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$assert_tos_non0
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lit5
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not
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lit31
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and
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lit26
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eq
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$assert_tos_non0
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lit12
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lit31
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plus
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const1u 43
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eq
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$assert_tos_non0
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const1s -6
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lit2
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plus
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const1s -4
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eq
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$assert_tos_non0
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const1s -6
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plus_uconst 3
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const1s -3
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eq
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$assert_tos_non0
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lit16
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lit4
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shl
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const2u 256
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eq
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$assert_tos_non0
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lit16
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lit3
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shr
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lit2
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eq
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$assert_tos_non0
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const1s -16
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lit3
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shra
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const1s -2
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eq
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$assert_tos_non0
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lit3
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lit6
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xor
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lit5
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eq
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$assert_tos_non0
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lit3
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lit6
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le
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$assert_tos_non0
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lit3
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lit3
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le
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$assert_tos_non0
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lit6
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lit3
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le
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$assert_tos_0
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lit3
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lit6
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lt
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$assert_tos_non0
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lit3
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lit3
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lt
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$assert_tos_0
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lit6
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lit3
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lt
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$assert_tos_0
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lit3
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lit6
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ge
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$assert_tos_0
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lit3
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lit3
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ge
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$assert_tos_non0
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lit6
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lit3
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ge
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$assert_tos_non0
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lit3
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lit6
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gt
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$assert_tos_0
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lit3
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lit3
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gt
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$assert_tos_0
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lit6
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lit3
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gt
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$assert_tos_non0
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const1s -6
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lit1
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shr
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lit0
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gt
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$assert_tos_non0
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const1s -6
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lit1
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shra
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lit0
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lt
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$assert_tos_non0
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# Finally some result.
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addr ptr
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}]
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# Make some DWARF for the test.
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set asm_file [standard_output_file $srcfile2]
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Dwarf::assemble $asm_file {
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# Creating a CU with 4-byte addresses lets this test link on both
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# 32- and 64-bit machines.
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cu { addr_size 4 } {
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declare_labels int_label
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extern func_start func_end ptr
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compile_unit {
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{name file1.txt}
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{language @DW_LANG_C}
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{low_pc func_start addr}
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{high_pc func_end addr}
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} {
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global program
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int_label: base_type {
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{name int}
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{byte_size 4 sdata}
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{encoding @DW_ATE_signed}
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}
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subprogram {
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{external 1 flag}
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{name func}
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{low_pc func_start addr}
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{high_pc func_end addr}
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} {
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formal_parameter {
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{name param}
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{variable_parameter 1 flag}
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{type :$int_label}
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{location $program SPECIAL_expr}
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}
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formal_parameter {
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{name optimized_out}
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{variable_parameter 1 flag}
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{type :$int_label}
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}
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}
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}
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}
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}
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if { [prepare_for_testing "failed to prepare" ${testfile} \
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[list $srcfile $asm_file] {nodebug}] } {
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return -1
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}
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if ![runto func] {
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return -1
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}
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if {[skip_compile_feature_tests]} {
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untested "compile command not supported (could not find libcc1 shared library?)"
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return -1
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}
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# If we have a bug, this will hang.
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gdb_test_no_output "compile code (void) param"
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# We can't access optimized-out variables, but their presence should
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# not affect compilations that don't refer to them.
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gdb_test "compile code optimized_out" \
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".*optimized out.*Compilation failed."
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