diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 511e0c66c9..a80019ec8f 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,10 @@ +2012-06-13 Jan Kratochvil + + 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 PR breakpoints/13798 and mi/11541 diff --git a/gdb/testsuite/gdb.arch/i386-sse-stack-align.S b/gdb/testsuite/gdb.arch/i386-sse-stack-align.S new file mode 100644 index 0000000000..18cffdcd1b --- /dev/null +++ b/gdb/testsuite/gdb.arch/i386-sse-stack-align.S @@ -0,0 +1,214 @@ +/* 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 . */ + +/* + 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 diff --git a/gdb/testsuite/gdb.arch/i386-sse-stack-align.c b/gdb/testsuite/gdb.arch/i386-sse-stack-align.c new file mode 100644 index 0000000000..b9daa9b1f1 --- /dev/null +++ b/gdb/testsuite/gdb.arch/i386-sse-stack-align.c @@ -0,0 +1,70 @@ +/* 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 . */ + +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); +} diff --git a/gdb/testsuite/gdb.arch/i386-sse-stack-align.exp b/gdb/testsuite/gdb.arch/i386-sse-stack-align.exp new file mode 100644 index 0000000000..5a04c7484d --- /dev/null +++ b/gdb/testsuite/gdb.arch/i386-sse-stack-align.exp @@ -0,0 +1,60 @@ +# 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 . + +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]" +}