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* config/tc-arm.c (do_t_nop): Correct check for Thumb-2 NOP.

	gas/testsuite/
	* gas/arm/thumb-nop.d, gas/arm/thumb-nop.s: New test.
	* gas/arm/relax_branch_align.d: Expect a default NOP instruction.
	* gas/arm/vfp1_t2.d, gas/arm/vfp1xD_t2.d: Specify a CPU with
	Thumb-2.

	ld/testsuite/
	* ld-arm/arm-elf.exp (armelftests): Assemble Cortex-A8 tests with
	-mcpu=cortex-a8.
This commit is contained in:
Daniel Jacobowitz 2010-01-13 19:01:10 +00:00
parent 5e6718e49c
commit afa62d5e34
10 changed files with 43 additions and 9 deletions
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4
gas/ChangeLog
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@ -1,3 +1,7 @@
2010-01-13 Daniel Jacobowitz <dan@codesourcery.com>
* config/tc-arm.c (do_t_nop): Correct check for Thumb-2 NOP.
2010-01-13 Nick Clifton <nickc@redhat.com>
* config/tc-h8300.c (h8300_elf_section): New function - issue a

2
gas/config/tc-arm.c
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@ -10623,7 +10623,7 @@ do_t_nop (void)
{
/* PR9722: Check for Thumb2 availability before
generating a thumb2 nop instruction. */
if (ARM_CPU_HAS_FEATURE (cpu_variant, arm_arch_t2))
if (ARM_CPU_HAS_FEATURE (selected_cpu, arm_ext_v6t2))
{
inst.instruction = THUMB_OP16 (inst.instruction);
inst.instruction |= inst.operands[0].imm << 4;

7
gas/testsuite/ChangeLog
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@ -1,3 +1,10 @@
2010-01-13 Daniel Jacobowitz <dan@codesourcery.com>
* gas/arm/thumb-nop.d, gas/arm/thumb-nop.s: New test.
* gas/arm/relax_branch_align.d: Expect a default NOP instruction.
* gas/arm/vfp1_t2.d, gas/arm/vfp1xD_t2.d: Specify a CPU with
Thumb-2.
2010-01-13 Nick Clifton <nickc@redhat.com>
* gas/elf/section0.d: Skip this test for the h8300.

8
gas/testsuite/gas/arm/relax_branch_align.d
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@ -4,10 +4,10 @@
.*: +file format .*arm.*
Disassembly of section .text:
0+000 <[^>]+> bf00 nop
0+000 <[^>]+> 46c0 nop ; \(mov r8, r8\)
0+002 <[^>]+> f000 8080 beq.w 0+106 <[^>]*>
0+006 <[^>]+> bf00 nop
0+006 <[^>]+> 46c0 nop ; \(mov r8, r8\)
#...
0+100 <[^>]+> bf00 nop
0+100 <[^>]+> 46c0 nop ; \(mov r8, r8\)
0+102 <[^>]+> f47f af80 bne.w 0+006 <[^>]*>
0+106 <[^>]+> bf00 nop
0+106 <[^>]+> 46c0 nop ; \(mov r8, r8\)

11
gas/testsuite/gas/arm/thumb-nop.d Normal file
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@ -0,0 +1,11 @@
# name: Thumb NOP
# objdump: -dr --prefix-addresses --show-raw-insn
#
# Both explicit nop and padding should not use Thumb-2 NOP for the
# default CPU.
.*: +file format .*arm.*
Disassembly of section \.text:
0+000 <[^>]+> 46c0 nop ; \(mov r8, r8\)
0+002 <[^>]+> 46c0 nop ; \(mov r8, r8\)

5
gas/testsuite/gas/arm/thumb-nop.s Normal file
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@ -0,0 +1,5 @@
.text
.code 16
.p2align 2
.foo:
nop

2
gas/testsuite/gas/arm/vfp1_t2.d
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@ -1,6 +1,6 @@
#objdump: -dr --prefix-addresses --show-raw-insn
#name: Thumb-2 VFP Double-precision instructions
#as: -mfpu=vfp
#as: -mfpu=vfp -mcpu=arm1156t2f-s
# Test the ARM VFP Double Precision instructions

2
gas/testsuite/gas/arm/vfp1xD_t2.d
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@ -1,6 +1,6 @@
#objdump: -dr --prefix-addresses --show-raw-insn
#name: Thumb-2 VFP Single-precision instructions
#as: -mfpu=vfpxd
#as: -mfpu=vfpxd -mcpu=arm1156t2f-s
# Test the ARM VFP Single Precision instructions

5
ld/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2010-01-13 Daniel Jacobowitz <dan@codesourcery.com>
* ld-arm/arm-elf.exp (armelftests): Assemble Cortex-A8 tests with
-mcpu=cortex-a8.
2010-01-13 Nick Clifton <nickc@redhat.com>
* ld-scrips/sort.exp: Skip these tests when the target is the

6
ld/testsuite/ld-arm/arm-elf.exp
View file

@ -207,11 +207,13 @@ set armelftests {
{{objdump -dr cortex-a8-fix-blx-rel-thumb.d}}
"cortex-a8-fix-blx-rel-thumb"}
{"Cortex-A8 erratum fix, relocate bl.w and far call"
"-EL -Ttext=0x00 --fix-cortex-a8 --defsym far_fn1=0x80000000 --defsym far_fn2=0x80000004 --defsym far_fn=0x7fff0000 --defsym _start=0" "-EL" {cortex-a8-far-1.s cortex-a8-far-2.s}
"-EL -Ttext=0x00 --fix-cortex-a8 --defsym far_fn1=0x80000000 --defsym far_fn2=0x80000004 --defsym far_fn=0x7fff0000 --defsym _start=0"
"-EL -mcpu=cortex-a8" {cortex-a8-far-1.s cortex-a8-far-2.s}
{{objdump -dr cortex-a8-far.d}}
"cortex-a8-far"}
{"Cortex-A8 erratum fix, headers"
"-EL --fix-cortex-a8 -T cortex-a8-fix-hdr.t" "-EL" {cortex-a8-fix-hdr.s}
"-EL --fix-cortex-a8 -T cortex-a8-fix-hdr.t"
"-EL -mcpu=cortex-a8" {cortex-a8-fix-hdr.s}
{{objdump -dr cortex-a8-fix-hdr.d}}
"cortex-a8-fix-hdr"}
{"Unwinding and -gc-sections" "-gc-sections" "" {gc-unwind.s}