* gdb.base/overlays.exp: Add support for targets with only code
overlay support, not data overlay. Support spu-*-* target in this mode. * gdb.base/ovlymgr.c: Provide stubs for spu target. * gdb.base/spu.ld: New file.
This commit is contained in:
Ulrich Weigand
parent
dcf52cd8d5
commit
83547f02b7
4 changed files with 260 additions and 25 deletions
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@ -1,3 +1,11 @@
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2007-05-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
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* gdb.base/overlays.exp: Add support for targets with only code
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overlay support, not data overlay. Support spu-*-* target in
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this mode.
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* gdb.base/ovlymgr.c: Provide stubs for spu target.
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* gdb.base/spu.ld: New file.
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2007-05-07 Daniel Jacobowitz <dan@codesourcery.com>
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* gdb.cp/virtfunc.exp (proc do_tests): Test stepping through a thunk.
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@ -31,10 +31,15 @@ if $tracelevel then {
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set prms_id 0
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set bug_id 0
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set data_overlays 1
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if [istarget "d10v-*-*"] then {
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set linker_script "${srcdir}/${subdir}/d10v.ld";
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} elseif [istarget "m32r-*-*"] then {
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set linker_script "${srcdir}/${subdir}/m32r.ld";
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} elseif [istarget "spu-*-*"] then {
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set linker_script "${srcdir}/${subdir}/spu.ld";
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set data_overlays 0
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} else {
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verbose "Skipping overlay test -- not implemented for this target."
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return
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@ -131,14 +136,16 @@ set bar_lma [get_func_address "bar" "\\*bar\\*" "bar load address"]
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set baz_lma [get_func_address "baz" "\\*baz\\*" "baz load address"]
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set grbx_lma [get_func_address "grbx" "\\*grbx\\*" "grbx load address"]
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gdb_test "print \$foox_lma = &foox" \
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if $data_overlays then {
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gdb_test "print \$foox_lma = &foox" \
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".* $iptrcast 0x.*" "foox load addr"
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gdb_test "print \$barx_lma = &barx" \
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gdb_test "print \$barx_lma = &barx" \
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".* $iptrcast 0x.*" "barx load addr"
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gdb_test "print \$bazx_lma = &bazx" \
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gdb_test "print \$bazx_lma = &bazx" \
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".* $iptrcast 0x.*" "bazx load addr"
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gdb_test "print \$grbxx_lma = &grbxx" \
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gdb_test "print \$grbxx_lma = &grbxx" \
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".* $iptrcast 0x.*" "grbxx load addr"
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}
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# map each overlay successively, and
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# capture the VMA addresses of [foo bar baz grbx foox barx bazx grbxx]
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@ -159,36 +166,39 @@ gdb_test "overlay map .ovly3" ""
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gdb_test "overlay list" "Section .ovly3, loaded at.*, mapped at.*" "List ovly3"
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set grbx_vma [get_func_address "grbx" "grbx" "grbx runtime address"]
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gdb_test "overlay map .data00" ""
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gdb_test "overlay list" "Section .data00, loaded .*, mapped .*" "List data00"
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gdb_test "print \$foox_vma = &foox" \
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if $data_overlays then {
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gdb_test "overlay map .data00" ""
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gdb_test "overlay list" "Section .data00, loaded .*, mapped .*" "List data00"
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gdb_test "print \$foox_vma = &foox" \
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".* $iptrcast 0x.*" "foox runtime addr"
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gdb_test "overlay map .data01" ""
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gdb_test "overlay list" "Section .data01, loaded .*, mapped .*" "List data01"
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gdb_test "print \$barx_vma = &barx" \
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gdb_test "overlay map .data01" ""
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gdb_test "overlay list" "Section .data01, loaded .*, mapped .*" "List data01"
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gdb_test "print \$barx_vma = &barx" \
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".* $iptrcast 0x.*" "barx runtime addr"
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gdb_test "overlay map .data02" ""
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gdb_test "overlay list" "Section .data02, loaded .*, mapped .*" "List data02"
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gdb_test "print \$bazx_vma = &bazx" \
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gdb_test "overlay map .data02" ""
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gdb_test "overlay list" "Section .data02, loaded .*, mapped .*" "List data02"
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gdb_test "print \$bazx_vma = &bazx" \
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".* $iptrcast 0x.*" "bazx runtime addr"
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gdb_test "overlay map .data03" ""
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gdb_test "overlay list" "Section .data03, loaded .*, mapped .*" "List data03"
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gdb_test "print \$grbxx_vma = &grbxx" \
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gdb_test "overlay map .data03" ""
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gdb_test "overlay list" "Section .data03, loaded .*, mapped .*" "List data03"
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gdb_test "print \$grbxx_vma = &grbxx" \
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".* $iptrcast 0x.*" "grbxx runtime addr"
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}
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# Verify that LMA != VMA
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gdb_test "print $foo_lma != $foo_vma" ".* = 1" "foo's LMA != VMA"
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gdb_test "print $bar_lma != $bar_vma" ".* = 1" "bar's LMA != VMA"
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gdb_test "print $baz_lma != $baz_vma" ".* = 1" "baz's LMA != VMA"
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gdb_test "print $grbx_lma != $grbx_vma" ".* = 1" "grbx's LMA != VMA"
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gdb_test "print \$foox_lma != \$foox_vma" ".* = 1" "foox's LMA != VMA"
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gdb_test "print \$barx_lma != \$barx_vma" ".* = 1" "barx's LMA != VMA"
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gdb_test "print \$bazx_lma != \$bazx_vma" ".* = 1" "bazx's LMA != VMA"
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gdb_test "print \$grbxx_lma != \$grbxx_vma" ".* = 1" "grbxx's LMA != VMA"
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if $data_overlays then {
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gdb_test "print \$foox_lma != \$foox_vma" ".* = 1" "foox's LMA != VMA"
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gdb_test "print \$barx_lma != \$barx_vma" ".* = 1" "barx's LMA != VMA"
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gdb_test "print \$bazx_lma != \$bazx_vma" ".* = 1" "bazx's LMA != VMA"
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gdb_test "print \$grbxx_lma != \$grbxx_vma" ".* = 1" "grbxx's LMA != VMA"
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}
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# Verify that early-mapped overlays have been bumped out
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# by later-mapped overlays layed over in the same VMA range.
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@ -234,10 +244,12 @@ simultaneous_pair .ovly0 .ovly3
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simultaneous_pair .ovly1 .ovly2
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simultaneous_pair .ovly1 .ovly3
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simultaneous_pair .data00 .data02
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simultaneous_pair .data00 .data03
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simultaneous_pair .data01 .data02
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simultaneous_pair .data01 .data03
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if $data_overlays then {
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simultaneous_pair .data00 .data02
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simultaneous_pair .data00 .data03
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simultaneous_pair .data01 .data02
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simultaneous_pair .data01 .data03
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}
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# test automatic mode
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@ -5,6 +5,18 @@
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#include "ovlymgr.h"
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#ifdef __SPU__
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/* SPU tool chain provides its own overlay manager. */
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bool
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OverlayLoad (unsigned long ovlyno)
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{
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}
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bool
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OverlayUnload (unsigned long ovlyno)
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{
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}
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#else /* __SPU__ */
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/* Local functions and data: */
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extern unsigned long _ovly_table[][4];
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@ -231,3 +243,4 @@ ovly_copy (unsigned long dst, unsigned long src, long size)
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return;
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}
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#endif /* __SPU__ */
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202
gdb/testsuite/gdb.base/spu.ld
Normal file
202
gdb/testsuite/gdb.base/spu.ld
Normal file
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@ -0,0 +1,202 @@
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/* Script for -z combreloc: combine and sort reloc sections */
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OUTPUT_FORMAT("elf32-spu", "elf32-spu",
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"elf32-spu")
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OUTPUT_ARCH(spu)
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ENTRY(_start)
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SEARCH_DIR("/usr/spu/lib");
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/* Do we need any of these for elf?
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__DYNAMIC = 0; */
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SECTIONS
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{
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/* Read-only sections, merged into text segment: */
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PROVIDE (__executable_start = 0); . = 0;
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{
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*(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
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*(.rel.fini)
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*(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
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*(.rel.data.rel.ro*)
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*(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
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*(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
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*(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
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*(.rela.dtors)
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*(.rela.got)
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*(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
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}
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.rel.plt : { *(.rel.plt) }
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.rela.plt : { *(.rela.plt) }
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.init :
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{
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KEEP (*(.init))
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} =0
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.plt : { *(.plt) }
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{
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*(EXCLUDE_FILE (foo.o bar.o baz.o grbx.o) .text .stub .text.* .gnu.linkonce.t.*)
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KEEP (*(.text.*personality*))
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*(.spu.elf)
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/* .gnu.warning sections are handled specially by elf32.em. */
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*(.gnu.warning)
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} =0
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.fini :
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{
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KEEP (*(.fini))
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} =0
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PROVIDE (__etext = .);
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PROVIDE (_etext = .);
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PROVIDE (etext = .);
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.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
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.rodata1 : { *(.rodata1) }
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.eh_frame_hdr : { *(.eh_frame_hdr) }
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.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
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.gcc_except_table : ONLY_IF_RO { KEEP (*(.gcc_except_table)) *(.gcc_except_table.*) }
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/* Adjust the address for the data segment. We want to adjust up to
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the same address within the page on the next page up. */
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. = ALIGN(0x80);
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.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
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.gcc_except_table : ONLY_IF_RW { KEEP (*(.gcc_except_table)) *(.gcc_except_table.*) }
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/* Thread Local Storage sections */
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.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
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.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
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/* Ensure the __preinit_array_start label is properly aligned. We
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could instead move the label definition inside the section, but
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the linker would then create the section even if it turns out to
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be empty, which isn't pretty. */
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. = ALIGN(16);
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PROVIDE (__preinit_array_start = .);
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.preinit_array : { KEEP (*(.preinit_array)) }
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PROVIDE (__preinit_array_end = .);
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PROVIDE (__init_array_start = .);
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.init_array : { KEEP (*(.init_array)) }
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PROVIDE (__init_array_end = .);
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PROVIDE (__fini_array_start = .);
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.fini_array : { KEEP (*(.fini_array)) }
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PROVIDE (__fini_array_end = .);
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.ctors :
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{
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the constructors, so we make sure it is
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first. Because this is a wildcard, it
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doesn't matter if the user does not
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actually link against crtbegin.o; the
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linker won't look for a file to match a
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wildcard. The wildcard also means that it
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doesn't matter which directory crtbegin.o
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is in. */
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KEEP (*crtbegin*.o(.ctors))
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/* We don't want to include the .ctor section from
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from the crtend.o file until after the sorted ctors.
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The .ctor section from the crtend file contains the
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end of ctors marker and it must be last */
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KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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}
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.dtors :
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{
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KEEP (*crtbegin*.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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}
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.jcr : { KEEP (*(.jcr)) }
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.data.rel.ro : { *(.data.rel.ro.local) *(.data.rel.ro*) }
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.dynamic : { *(.dynamic) }
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.data :
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{
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*(.data .data.* .gnu.linkonce.d.*)
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KEEP (*(.gnu.linkonce.d.*personality*))
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SORT(CONSTRUCTORS)
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}
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.data1 : { *(.data1) }
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_edata = .;
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PROVIDE (edata = .);
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{
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*(.dynbss)
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*(.bss .bss.* .gnu.linkonce.b.*)
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.bss section disappears because there are no input sections. */
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. = ALIGN(16);
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}
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.toe ALIGN(128) : { *(.toe) } = 0
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. = ALIGN(16);
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OVERLAY :
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{
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.ovly0 { foo.o(.text) }
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.ovly1 { bar.o(.text) }
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}
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OVERLAY :
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{
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.ovly2 { baz.o(.text) }
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.ovly3 { grbx.o(.text) }
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}
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_end = .;
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PROVIDE (end = .);
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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/* DWARF debug sections.
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Symbols in the DWARF debugging sections are relative to the beginning
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of the section so we begin them at 0. */
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/* DWARF 1 */
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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/* DWARF 1.1 and DWARF 2 */
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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/* DWARF 2 */
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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/* SGI/MIPS DWARF 2 extensions */
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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.note.spu_name 0 : { *(.note.spu_name) }
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PROVIDE (__stack = 0x3fff0);
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/DISCARD/ : { *(.note.GNU-stack) }
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}
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