+2012-06-13 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ PR tdep/14222
+ * gdb.arch/i386-sse-stack-align.S: New file.
+ * gdb.arch/i386-sse-stack-align.c: New file.
+ * gdb.arch/i386-sse-stack-align.exp: New file.
+
2012-06-13 Keith Seitz <keiths@redhat.com>
PR breakpoints/13798 and mi/11541
--- /dev/null
+/* Copyright 2012 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+/*
+ gcc -S -o gdb.arch/i386-sse-stack-align.{S,c} -Wall -m32 -msse
+ */
+
+ .file "i386-sse-stack-align.c"
+ .text
+ .type foo, @function
+foo:
+.LFB0:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ subl $40, %esp
+ movaps %xmm0, -24(%ebp)
+ movaps %xmm1, -40(%ebp)
+ movaps -24(%ebp), %xmm0
+ movaps -40(%ebp), %xmm1
+ mulps %xmm1, %xmm0
+ addps -24(%ebp), %xmm0
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ ret
+ .cfi_endproc
+.LFE0:
+ .size foo, .-foo
+ .type f, @function
+f:
+.LFB1:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ subl $40, %esp
+ movaps .LC0, %xmm0
+ movaps %xmm0, -24(%ebp)
+ movaps -24(%ebp), %xmm1
+ movaps -24(%ebp), %xmm0
+ call foo
+ movaps %xmm0, -40(%ebp)
+ leal -40(%ebp), %eax
+ movss (%eax), %xmm0
+ cvttss2si %xmm0, %eax
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ ret
+ .cfi_endproc
+.LFE1:
+ .size f, .-f
+ .type g0, @function
+g0:
+.LFB2:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ subl $8, %esp
+ call f
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ ret
+ .cfi_endproc
+.LFE2:
+ .size g0, .-g0
+ .type g1, @function
+g1:
+.LFB3:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ subl $8, %esp
+ call f
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ ret
+ .cfi_endproc
+.LFE3:
+ .size g1, .-g1
+ .type g2, @function
+g2:
+.LFB4:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ subl $8, %esp
+ call f
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ ret
+ .cfi_endproc
+.LFE4:
+ .size g2, .-g2
+ .type g3, @function
+g3:
+.LFB5:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ subl $8, %esp
+ call f
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ ret
+ .cfi_endproc
+.LFE5:
+ .size g3, .-g3
+ .type g4, @function
+g4:
+.LFB6:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ subl $8, %esp
+ call f
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ ret
+ .cfi_endproc
+.LFE6:
+ .size g4, .-g4
+ .globl main
+ .type main, @function
+main:
+.LFB7:
+ .cfi_startproc
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset 5, -8
+ movl %esp, %ebp
+ .cfi_def_cfa_register 5
+ pushl %ebx
+ andl $-16, %esp
+ subl $16, %esp
+ .cfi_offset 3, -12
+ call g0
+ movl %eax, %ebx
+ movl $1, (%esp)
+ call g1
+ addl %eax, %ebx
+ movl $2, 4(%esp)
+ movl $1, (%esp)
+ call g2
+ addl %eax, %ebx
+ movl $3, 8(%esp)
+ movl $2, 4(%esp)
+ movl $1, (%esp)
+ call g3
+ addl %eax, %ebx
+ movl $4, 12(%esp)
+ movl $3, 8(%esp)
+ movl $2, 4(%esp)
+ movl $1, (%esp)
+ call g4
+ addl %ebx, %eax
+ movl -4(%ebp), %ebx
+ leave
+ .cfi_restore 5
+ .cfi_def_cfa 4, 4
+ .cfi_restore 3
+ ret
+ .cfi_endproc
+.LFE7:
+ .size main, .-main
+ .section .rodata
+ .align 16
+.LC0:
+ .long 1065353216
+ .long 1073741824
+ .long 1077936128
+ .long 1082130432
+ .ident "GCC: (GNU) 4.6.4 20120612 (prerelease)"
+ .section .note.GNU-stack,"",@progbits
--- /dev/null
+/* Copyright 2012 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+typedef float V __attribute__((vector_size(16)));
+
+static V
+foo (V a, V b)
+{
+ return a + b * a;
+}
+
+static __attribute__((noinline, noclone)) int
+f (void)
+{
+ volatile V a = { 1, 2, 3, 4 };
+ volatile V b;
+
+ b = foo (a, a);
+ return b[0];
+}
+
+static __attribute__((noinline, noclone)) int
+g0 (void)
+{
+ return f ();
+}
+
+static __attribute__((noinline, noclone)) int
+g1 (int p1)
+{
+ return f ();
+}
+
+static __attribute__((noinline, noclone)) int
+g2 (int p1, int p2)
+{
+ return f ();
+}
+
+static __attribute__((noinline, noclone)) int
+g3 (int p1, int p2, int p3)
+{
+ return f ();
+}
+
+static __attribute__((noinline, noclone)) int
+g4 (int p1, int p2, int p3, int p4)
+{
+ return f ();
+}
+
+int
+main (void)
+{
+ return g0 () + g1 (1) + g2 (1, 2) + g3 (1, 2, 3) + g4 (1, 2, 3, 4);
+}
--- /dev/null
+# Copyright 2012 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+if ![is_x86_like_target] {
+ verbose "Skipping x86 SSE stack alignment tests."
+ return
+}
+
+set testfile "i386-sse-stack-align"
+set srcfile ${testfile}.S
+set csrcfile ${testfile}.c
+set executable ${testfile}
+set binfile ${objdir}/${subdir}/${executable}
+set opts {}
+
+if [info exists COMPILE] {
+ set srcfile ${csrcfile}
+ lappend opts debug optimize=-O2 additional_flags=-msse
+}
+
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $opts] != "" } {
+ unsupported "cannot compile ${srcfile}"
+ return -1
+}
+
+clean_restart $executable
+
+if ![runto_main] then {
+ return -1
+}
+
+set args ""
+foreach i {0 1 2 3 4} {
+ set test "print g$i ($args)"
+ gdb_test_multiple $test $test {
+ -re " = 2\r\n$gdb_prompt $" {
+ pass $test
+ }
+ -re "Program received signal SIGSEGV, Segmentation fault\\..*\r\n$gdb_prompt $" {
+ fail $test
+ }
+ }
+
+ if {$args != ""} {
+ set args "$args, "
+ }
+ set args "$args[expr $i + 1]"
+}
projects / platform / upstream / binutils.git / commitdiff