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4c38e0a4 | 1 | # Copyright (C) 2002, 2003, 2005, 2007, 2008, 2009, 2010 |
0fb0cc75 | 2 | # Free Software Foundation, Inc. |
57680a24 EZ |
3 | # |
4 | # This program is free software; you can redistribute it and/or modify | |
5 | # it under the terms of the GNU General Public License as published by | |
e22f8b7c | 6 | # the Free Software Foundation; either version 3 of the License, or |
57680a24 EZ |
7 | # (at your option) any later version. |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU General Public License | |
e22f8b7c | 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
57680a24 | 16 | # |
57680a24 EZ |
17 | |
18 | # Tests for Powerpc AltiVec ABI | |
19 | ||
20 | ||
21 | if $tracelevel then { | |
22 | strace $tracelevel | |
23 | } | |
24 | ||
25 | # | |
dd039bc4 | 26 | # This file uses altivec-abi.c for input. |
57680a24 EZ |
27 | # |
28 | ||
3c95e6af | 29 | if {![istarget "powerpc*"] || [skip_altivec_tests]} then { |
57680a24 EZ |
30 | verbose "Skipping altivec abi tests." |
31 | return | |
32 | } | |
33 | ||
dd039bc4 | 34 | set testfile "altivec-abi" |
57680a24 | 35 | set binfile ${objdir}/${subdir}/${testfile} |
f2dd3617 | 36 | set srcfile ${testfile}.c |
57680a24 | 37 | |
d1779be4 PG |
38 | if [get_compiler_info $binfile] { |
39 | warning "get_compiler failed" | |
40 | return -1 | |
41 | } | |
42 | ||
55eddb0f DJ |
43 | proc altivec_abi_tests { extra_flags force_abi } { |
44 | global testfile binfile srcfile srcdir subdir | |
45 | global gdb_prompt | |
d1779be4 | 46 | |
55eddb0f | 47 | set compile_flags "debug nowarnings $extra_flags" |
57680a24 | 48 | |
55eddb0f DJ |
49 | if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable $compile_flags] != "" } { |
50 | untested altivec-abi.exp | |
51 | return -1 | |
52 | } | |
57680a24 | 53 | |
55eddb0f DJ |
54 | if { "$force_abi" == "auto" } { |
55 | # If the toolchain does not record attributes, skip auto-ABI tests. | |
56 | set readelf_program [transform readelf] | |
57 | set result [catch "exec $readelf_program -A $binfile" output] | |
57680a24 | 58 | |
55eddb0f DJ |
59 | if {$result == 0 && ![regexp Tag_GNU_Power_ABI_Vector $output]} { |
60 | untested "ABI not marked" | |
61 | return | |
62 | } | |
63 | } | |
64 | ||
65 | gdb_exit | |
66 | gdb_start | |
67 | gdb_reinitialize_dir $srcdir/$subdir | |
68 | gdb_load ${binfile} | |
69 | ||
70 | # Run to `main' where we begin our tests. | |
71 | if ![runto_main] then { | |
72 | untested altivec-abi.exp | |
73 | return -1 | |
74 | } | |
57680a24 | 75 | |
0d8f9b2c | 76 | gdb_test "set print frame-arguments all" |
55eddb0f | 77 | gdb_test "set powerpc vector-abi $force_abi" |
57680a24 | 78 | |
55eddb0f DJ |
79 | gdb_test "b marker" "Breakpoint 2 at.*file.*altivec-abi.c, line \[0-9\]+." "break marker" |
80 | gdb_test "continue" "Breakpoint 2.*marker.*altivec-abi.c.*" "continue to marker" | |
81 | gdb_test "finish" "Run till exit from .0.*marker.*at.*altivec-abi.c.*main \\(\\) at.*altivec-abi.c.*result = vec_func \\(vshort,.*goes in v2.*" "back to main (1)" | |
57680a24 | 82 | |
55eddb0f | 83 | # now all the arguments of vec_fun are initialized |
57680a24 | 84 | |
a17ac5b0 | 85 | set pattern "vec_func .vshort_f=.111, 222, 333, 444, 555, 666, 777, 888., vushort_f=.100, 200, 300, 400, 500, 600, 700, 800., vint_f=.-10, -20, -30, -40., vuint_f=.1111, 2222, 3333, 4444., vchar_f=.97 'a', 98 'b', 99 'c', 100 'd', 101 'e', 102 'f', 103 'g', 104 'h', 105 'i', 108 'l', 109 'm', 110 'n', 111 'o', 112 'p', 113 'q', 114 'r'., vuchar_f=.65 'A', 66 'B', 67 'C', 68 'D', 69 'E', 70 'F', 71 'G', 72 'H', 73 'I', 76 'L', 77 'M', 78 'N', 79 'O', 80 'P', 81 'Q', 82 'R'., vfloat_f=.1.25, 3.75, 5.5, 1.25., x_f=.1, 2, 3, 4, 5, 6, 7, 8., y_f=.12, 22, 32, 42., a_f=.118 'v', 101 'e', 99 'c', 116 't', 111 'o', 114 'r', 32 ' ', 111 'o', 102 'f', 32 ' ', 99 'c', 104 'h', 97 'a', 114 'r', 115 's', 46 '.'., b_f=.5.5, 4.5, 3.75, 2.25., c_f=.1.25, 3.5, 5.5, 7.75., intv_on_stack_f=.12, 34, 56, 78.." |
57680a24 | 86 | |
55eddb0f DJ |
87 | set pattern1 $pattern |
88 | append pattern1 " at.*altivec-abi.c.*vint_res = vec_add.*vint_f, intv_on_stack_f.;" | |
57680a24 | 89 | |
55eddb0f DJ |
90 | # Now let's call the function. This function has > 12 args, |
91 | # the last one will go on the stack. | |
92 | set msg "call inferior function with vectors (1)" | |
93 | gdb_test "p vec_func(vshort,vushort,vint,vuint,vchar,vuchar,vfloat,x,y,a,b,c,intv_on_stack)" \ | |
94 | ".\[0-9\]+ = .2, 2, 2, 2." "call inferior function with vectors (1)" | |
57680a24 | 95 | |
55eddb0f DJ |
96 | # Let's call the function again with dummy arguments. This is to clean |
97 | # up the contents of the vector registers before the next call. | |
98 | gdb_test "p vec_func(vshort_d,vushort_d,vint_d,vuint_d,vchar_d,vuchar_d,vfloat_d,x_d,y_d,a_d,b_d,c_d,intv_on_stack_d)" \ | |
99 | ".\[0-9\]+ = .0, 0, 0, 0." "call inferior function with vectors (2)" | |
57680a24 | 100 | |
3cbaedff KW |
101 | # Attempt to take address of the return value of vec_func. |
102 | gdb_test "p &vec_func(vshort,vushort,vint,vuint,vchar,vuchar,vfloat,x,y,a,b,c,intv_on_stack)" \ | |
103 | "Attempt to take address of value not located in memory." \ | |
104 | "Attempt to take address of the return value of vec_func" | |
105 | ||
7d8ac8bb | 106 | # Attempt to assign a value to the return value of vec_func. |
3cbaedff KW |
107 | gdb_test "set variable vec_func(vshort,vushort,vint,vuint,vchar,vuchar,vfloat,x,y,a,b,c,intv_on_stack) = {0,1,2,3}" \ |
108 | "Left operand of assignment is not an lvalue." \ | |
7d8ac8bb | 109 | "Attempt to assign a value to the return value of vec_func" |
3cbaedff | 110 | |
55eddb0f DJ |
111 | # Let's step into the function, to see if the args are printed correctly. |
112 | gdb_test "step" \ | |
113 | $pattern1 \ | |
114 | "step into vec_fun" | |
57680a24 | 115 | |
55eddb0f DJ |
116 | set pattern2 $pattern |
117 | append pattern2 " at.*altivec-abi.c.*main.*result = vec_func .vshort,.*goes in v2.*Value returned is.*= .2, 2, 2, 2." | |
57680a24 | 118 | |
55eddb0f DJ |
119 | # Let's see if the result is returned correctly. |
120 | gdb_test "finish" "Run till exit from .0.*$pattern2" \ | |
121 | "vector value returned correctly" | |
57680a24 | 122 | |
55eddb0f DJ |
123 | # can we print the args correctly for this function? |
124 | gdb_test "break struct_of_vector_func" "" "" | |
57680a24 | 125 | |
55eddb0f | 126 | set pattern "struct_of_vector_func .vector_struct=.vshort1 = .1, 2, 3, 4, 5, 6, 7, 8., vshort2 = .11, 12, 13, 14, 15, 16, 17, 18., vshort3 = .21, 22, 23, 24, 25, 26, 27, 28., vshort4 = .31, 32, 33, 34, 35, 36, 37, 38... at.*altivec-abi.c.*" |
57680a24 | 127 | |
55eddb0f DJ |
128 | gdb_test "continue" \ |
129 | "Breakpoint 3, $pattern.*vector_struct.vshort1 = vec_add .vector_struct.vshort1, vector_struct.vshort2.;" \ | |
130 | "continue to struct_of_vector_func" | |
57680a24 | 131 | |
55eddb0f DJ |
132 | gdb_test "finish" \ |
133 | "Run till exit from .0 $pattern\[ \r\n\]+main.*altivec-abi.c.*array_of_vector_func.*" \ | |
134 | "back to main (2)" | |
57680a24 | 135 | |
55eddb0f DJ |
136 | gdb_test "step" "" "step into array_of_vector_func" |
137 | gdb_test "p matrix\[0\]" ".*= .1, 2, 3, 4, 5, 6, 7, 8." "print first vector" | |
138 | gdb_test "p matrix\[1\]" ".*= .11, 12, 13, 14, 15, 16, 17, 18." "print second vector" | |
139 | gdb_test "p matrix\[2\]" ".*= .21, 22, 23, 24, 25, 26, 27, 28." "print third vector" | |
140 | gdb_test "p matrix\[3\]" ".*= .31, 32, 33, 34, 35, 36, 37, 38." "print fourth vector" | |
141 | } | |
142 | ||
143 | if [test_compiler_info gcc*] { | |
144 | set saved_prefix $pf_prefix | |
145 | ||
146 | set pf_prefix "${saved_prefix} default ABI, auto:" | |
147 | altivec_abi_tests "additional_flags=-maltivec" "auto" | |
148 | ||
149 | # On GNU/Linux, we can mix -mabi=no-altivec and -mabi=altivec. | |
150 | # So test some combinations. | |
151 | if { [istarget "powerpc*-linux*"] } { | |
152 | set binfile ${objdir}/${subdir}/${testfile}-ge-ge | |
153 | set pf_prefix "${saved_prefix} generic ABI, forced:" | |
154 | altivec_abi_tests "additional_flags=-maltivec additional_flags=-mabi=no-altivec" "generic" | |
155 | ||
156 | set binfile ${objdir}/${subdir}/${testfile}-av-av | |
157 | set pf_prefix "${saved_prefix} AltiVec ABI, forced:" | |
158 | altivec_abi_tests "additional_flags=-maltivec additional_flags=-mabi=altivec" "altivec" | |
159 | ||
160 | set binfile ${objdir}/${subdir}/${testfile}-av-auto | |
161 | set pf_prefix "${saved_prefix} AltiVec ABI, auto:" | |
162 | altivec_abi_tests "additional_flags=-maltivec additional_flags=-mabi=altivec" "auto" | |
163 | } | |
164 | } elseif [test_compiler_info xlc*] { | |
165 | altivec_abi_tests "additional_flags=-qaltivec" "auto" | |
166 | } else { | |
167 | warning "unknown compiler" | |
168 | return -1 | |
169 | } |