* gas/cfi/cfi-x86_64.[sd]: Files for x86-64.
* gas/cfi/cfi-i386.[sd]: Files for i386.
+2003-05-20 Michal Ludvig <mludvig@suse.cz>
+
+ * gas/cfi/cfi.exp: Testsuite for cfi machinery.
+ * gas/cfi/cfi-x86_64.[sd]: Files for x86-64.
+ * gas/cfi/cfi-i386.[sd]: Files for i386.
+
2003-05-19 Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
* gas/mips/mips.exp: mips-*-linux-*, mipsel-*-linux-* use only 32-bit
* gas/ia64/ia64.exp: Add alias.
- * gas/ia64/alias.s: New.
+ * gas/ia64/alias.s: New.
* gas/ia64/alias.d: Likewise.
2003-05-06 Alexandre Oliva <aoliva@redhat.com>
2003-04-29 Nick Clifton <nickc@redhat.com>
* gas/elf/elf.exp: Invoke symver test.
- * gas/elf/symver.s: New test case.
- * gas/elf/symver.d: Expected output.
+ * gas/elf/symver.s: New test case.
+ * gas/elf/symver.d: Expected output.
2003-04-24 Nick Clifton <nickc@redhat.com>
2003-04-08 Nick Clifton <nickc@redhat.com>
* gas/m32r/m32r.exp: Run signed-relocs test.
- * gas/m32r/signed-relocs.s: New file: Test signed relocs.
- * gas/m32r/signed-relocs.d: New file: Expected results
+ * gas/m32r/signed-relocs.s: New file: Test signed relocs.
+ * gas/m32r/signed-relocs.d: New file: Expected results
* gas/ia64/dependency-1.s: New file: Test read before write dependency.
* gas/ia64/dependency-1.d: New file: Expected assembly results.
2003-04-01 Bob Wilson <bob.wilson@acm.org>
- * gas/xtensa/all.exp: New file.
- * gas/xtensa/entry_align.s: Likewise.
- * gas/xtensa/entry_misalign2.s: Likewise.
- * gas/xtensa/entry_misalign.s: Likewise.
- * gas/xtensa/j_too_far.s: Likewise.
- * gas/xtensa/loop_align.s: Likewise.
- * gas/xtensa/loop_misalign.s: Likewise.
+ * gas/xtensa/all.exp: New file.
+ * gas/xtensa/entry_align.s: Likewise.
+ * gas/xtensa/entry_misalign2.s: Likewise.
+ * gas/xtensa/entry_misalign.s: Likewise.
+ * gas/xtensa/j_too_far.s: Likewise.
+ * gas/xtensa/loop_align.s: Likewise.
+ * gas/xtensa/loop_misalign.s: Likewise.
2003-03-25 Stan Cox <scox@redhat.com>
Nick Clifton <nickc@redhat.com>
-
+
Contribute support for Intel's iWMMXt chip - an ARM variant:
* gas/arm/arm.exp: Run iwmmxt test.
* gas/all/test-gen.c: New file: Framework for automatically
generating assembler test files.
- * gas/all/test-examples.c: New file: Example of a file using
+ * gas/all/test-examples.c: New file: Example of a file using
test-gen.c.
- * gas/arm/maverick.c: Rework to produce correct test files and
+ * gas/arm/maverick.c: Rework to produce correct test files and
fix formatting.
- * gas/arm/maverick.s: Regenerate.
- * gas/arm/maverick.d: Regenerate.
- * gas/arm/arm.exp: Always run Maverick tests.
+ * gas/arm/maverick.s: Regenerate.
+ * gas/arm/maverick.d: Regenerate.
+ * gas/arm/arm.exp: Always run Maverick tests.
2003-02-21 Richard Sandiford <rsandifo@redhat.com>
2002-12-20 Chris Demetriou <cgd@broadcom.com>
- * lib/gas-defs.exp (run_dump_test): Add a new optional argument,
- "extra_options".
+ * lib/gas-defs.exp (run_dump_test): Add a new optional argument,
+ "extra_options".
2002-12-18 Chris Demetriou <cgd@broadcom.com>
2002-12-05 Jim Wilson <wilson@redhat.com>
- * gas/ia64/opc-x.d: Regenerate.
-
+ * gas/ia64/opc-x.d: Regenerate.
+
2002-12-05 Alan Modra <amodra@bigpond.net.au>
* gas/arm/adrl.s: Pad end of .text.
* gas/xstormy16/allinsn.sh: Add sdiv, divlh, and sdivlh.
* gas/xstormy16/allinsn.d: Regenerate.
* gas/xstormy16/allinsn.s: Regenerate.
-
+
2002-11-18 Svein E. Seldal <Svein.Seldal@solidas.com>
* gas/all/gas.exp: Setup for tic4x testcase
--- /dev/null
+#readelf: -wf
+#name: CFI on i386
+
+The section .eh_frame contains:
+
+00000000 00000010 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -4
+ Return address column: 8
+
+ DW_CFA_def_cfa: r7 ofs 4
+ DW_CFA_offset: r8 at cfa-4
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000014 00000014 00000018 FDE cie=00000000 pc=00000000..00000012
+ DW_CFA_advance_loc: 6 to 00000006
+ DW_CFA_def_cfa_offset: 4664
+ DW_CFA_advance_loc: 11 to 00000011
+ DW_CFA_def_cfa_offset: 4
+ DW_CFA_nop
+
+0000002c 00000010 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -4
+ Return address column: 8
+
+ DW_CFA_def_cfa: r7 ofs 4
+ DW_CFA_offset: r8 at cfa-4
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000040 00000018 00000018 FDE cie=0000002c pc=00000012..0000001f
+ DW_CFA_advance_loc: 1 to 00000013
+ DW_CFA_def_cfa_offset: 8
+ DW_CFA_offset: r6 at cfa-8
+ DW_CFA_advance_loc: 2 to 00000015
+ DW_CFA_def_cfa_reg: r6
+ DW_CFA_advance_loc: 9 to 0000001e
+ DW_CFA_def_cfa_reg: r7
+ DW_CFA_nop
+
+0000005c 00000010 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -4
+ Return address column: 8
+
+ DW_CFA_def_cfa: r7 ofs 4
+ DW_CFA_offset: r8 at cfa-4
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000070 00000014 00000018 FDE cie=0000005c pc=0000001f..0000002f
+ DW_CFA_advance_loc: 2 to 00000021
+ DW_CFA_def_cfa_reg: r1
+ DW_CFA_advance_loc: 13 to 0000002e
+ DW_CFA_def_cfa: r7 ofs 4
+ DW_CFA_nop
+
+00000088 00000010 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -4
+ Return address column: 8
+
+ DW_CFA_def_cfa: r7 ofs 4
+ DW_CFA_offset: r8 at cfa-4
+ DW_CFA_nop
+ DW_CFA_nop
+
+0000009c 00000010 00000018 FDE cie=00000088 pc=0000002f..00000035
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+000000b0 00000010 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -4
+ Return address column: 8
+
+ DW_CFA_def_cfa: r7 ofs 4
+ DW_CFA_offset: r8 at cfa-4
+ DW_CFA_nop
+ DW_CFA_nop
+
+000000c4 00000010 00000018 FDE cie=000000b0 pc=00000035..00000044
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
--- /dev/null
+#; $ as -o test.o gas-cfi-test.s && gcc -nostdlib -o test test.o
+
+ .text
+
+#; func_locvars
+#; - function with a space on the stack
+#; allocated for local variables
+
+ .type func_locvars,@function
+func_locvars:
+ .cfi_startproc
+
+ #; alocate space for local vars
+ sub $0x1234,%esp
+ .cfi_adjust_cfa_offset 0x1234
+
+ #; dummy body
+ movl $1,%eax
+
+ #; release space of local vars and return
+ add $0x1234,%esp
+ .cfi_adjust_cfa_offset -0x1234
+ ret
+ .cfi_endproc
+
+#; func_prologue
+#; - functions that begins with standard
+#; prologue: "pushq %rbp; movq %rsp,%rbp"
+
+ .type func_prologue,@function
+func_prologue:
+ .cfi_startproc
+
+ #; prologue, CFI is valid after
+ #; each instruction.
+ pushl %ebp
+ .cfi_def_cfa_offset 8
+ .cfi_offset ebp,-8
+ movl %esp, %ebp
+ .cfi_def_cfa_register ebp
+
+ #; function body
+ call func_locvars
+ addl $3, %eax
+
+ #; epilogue with valid CFI
+ #; (we're better than gcc :-)
+ leave
+ .cfi_def_cfa_register esp
+ ret
+ .cfi_endproc
+
+#; func_otherreg
+#; - function that moves frame pointer to
+#; another register (r12) and then allocates
+#; a space for local variables
+
+ .type func_otherreg,@function
+func_otherreg:
+ .cfi_startproc
+
+ #; save frame pointer to ebx
+ mov %esp,%ebx
+ .cfi_def_cfa_register ebx
+
+ #; alocate space for local vars
+ #; (no .cfi_{def,adjust}_cfa_offset here,
+ #; because CFA is computed from r12!)
+ sub $100,%esp
+
+ #; function body
+ call func_prologue
+ add $2, %eax
+
+ #; restore frame pointer from r12
+ mov %ebx,%esp
+ .cfi_def_cfa esp,4
+ ret
+ .cfi_endproc
+
+#; main
+#; - typical function
+ .type main,@function
+main:
+ .cfi_startproc
+
+ #; only function body that doesn't
+ #; touch the stack at all.
+ call func_otherreg
+
+ #; return
+ ret
+ .cfi_endproc
+
+#; _start
+#; - standard entry point
+
+ .type _start,@function
+ .globl _start
+_start:
+ .cfi_startproc
+ call main
+ movl %eax,%edi
+ movl $0x1,%eax
+ int $0x80
+ hlt
+ .cfi_endproc
--- /dev/null
+#readelf: -wf
+#name: CFI on x86-64
+
+The section .eh_frame contains:
+
+00000000 00000014 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -8
+ Return address column: 16
+
+ DW_CFA_def_cfa: r7 ofs 8
+ DW_CFA_offset: r16 at cfa-8
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000018 0000001c 0000001c FDE cie=00000000 pc=00000000..00000014
+ DW_CFA_advance_loc: 7 to 00000007
+ DW_CFA_def_cfa_offset: 4668
+ DW_CFA_advance_loc: 12 to 00000013
+ DW_CFA_def_cfa_offset: 8
+ DW_CFA_nop
+
+00000038 00000014 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -8
+ Return address column: 16
+
+ DW_CFA_def_cfa: r7 ofs 8
+ DW_CFA_offset: r16 at cfa-8
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000050 00000024 0000001c FDE cie=00000038 pc=00000000..0000000f
+ DW_CFA_advance_loc: 1 to 00000001
+ DW_CFA_def_cfa_offset: 16
+ DW_CFA_offset: r6 at cfa-16
+ DW_CFA_advance_loc: 3 to 00000004
+ DW_CFA_def_cfa_reg: r6
+ DW_CFA_advance_loc: 10 to 0000000e
+ DW_CFA_def_cfa: r7 ofs 8
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000078 00000014 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -8
+ Return address column: 16
+
+ DW_CFA_def_cfa: r7 ofs 8
+ DW_CFA_offset: r16 at cfa-8
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000090 0000001c 0000001c FDE cie=00000078 pc=00000000..00000013
+ DW_CFA_advance_loc: 3 to 00000003
+ DW_CFA_def_cfa_reg: r12
+ DW_CFA_advance_loc: 15 to 00000012
+ DW_CFA_def_cfa_reg: r7
+ DW_CFA_nop
+ DW_CFA_nop
+
+000000b0 00000014 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -8
+ Return address column: 16
+
+ DW_CFA_def_cfa: r7 ofs 8
+ DW_CFA_offset: r16 at cfa-8
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+000000c8 0000001c 0000001c FDE cie=000000b0 pc=00000000..00000006
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+000000e8 00000014 00000000 CIE
+ Version: 1
+ Augmentation: ""
+ Code alignment factor: 1
+ Data alignment factor: -8
+ Return address column: 16
+
+ DW_CFA_def_cfa: r7 ofs 8
+ DW_CFA_offset: r16 at cfa-8
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
+00000100 0000001c 0000001c FDE cie=000000e8 pc=00000000..00000012
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+ DW_CFA_nop
+
--- /dev/null
+#; $ as -o test.o gas-cfi-test.s && gcc -nostdlib -o test test.o
+
+ .text
+
+#; func_locvars
+#; - function with a space on the stack
+#; allocated for local variables
+
+ .type func_locvars,@function
+func_locvars:
+ .cfi_startproc
+
+ #; alocate space for local vars
+ sub $0x1234,%rsp
+ .cfi_adjust_cfa_offset 0x1234
+
+ #; dummy body
+ movl $1,%eax
+
+ #; release space of local vars and return
+ add $0x1234,%rsp
+ .cfi_adjust_cfa_offset -0x1234
+ ret
+ .cfi_endproc
+
+#; func_prologue
+#; - functions that begins with standard
+#; prologue: "pushq %rbp; movq %rsp,%rbp"
+
+ .type func_prologue,@function
+func_prologue:
+ .cfi_startproc
+
+ #; prologue, CFI is valid after
+ #; each instruction.
+ pushq %rbp
+ .cfi_def_cfa_offset 16
+ .cfi_offset rbp,-16
+ movq %rsp, %rbp
+ .cfi_def_cfa_register rbp
+
+ #; function body
+ call func_locvars
+ addl $3, %eax
+
+ #; epilogue with valid CFI
+ #; (we're better than gcc :-)
+ leaveq
+ .cfi_def_cfa rsp,8
+ ret
+ .cfi_endproc
+
+#; func_otherreg
+#; - function that moves frame pointer to
+#; another register (r12) and then allocates
+#; a space for local variables
+
+ .type func_otherreg,@function
+func_otherreg:
+ .cfi_startproc
+
+ #; save frame pointer to r12
+ movq %rsp,%r12
+ .cfi_def_cfa_register r12
+
+ #; alocate space for local vars
+ #; (no .cfi_{def,adjust}_cfa_offset here,
+ #; because CFA is computed from r12!)
+ sub $100,%rsp
+
+ #; function body
+ call func_prologue
+ addl $2, %eax
+
+ #; restore frame pointer from r12
+ movq %r12,%rsp
+ .cfi_def_cfa_register rsp
+ ret
+ .cfi_endproc
+
+#; main
+#; - typical function
+ .type main,@function
+main:
+ .cfi_startproc
+
+ #; only function body that doesn't
+ #; touch the stack at all.
+ call func_otherreg
+
+ #; return
+ ret
+ .cfi_endproc
+
+#; _start
+#; - standard entry point
+
+ .type _start,@function
+ .globl _start
+_start:
+ .cfi_startproc
+ call main
+ movq %rax,%rdi
+ movq $0x3c,%rax
+ syscall
+ hlt
+ .cfi_endproc
--- /dev/null
+if [istarget "x86_64-*"] then {
+ run_dump_test "cfi-x86_64"
+}
+
+if [istarget "i?86-*"] then {
+ run_dump_test "cfi-i386"
+}
projects / binutils-gdb.git / commitdiff