From 92750f34a6c6194646b606b2dc0f6b987dd35187 Mon Sep 17 00:00:00 2001 From: Daniel Jacobowitz Date: Fri, 7 May 2010 18:24:48 +0000 Subject: bfd/ * elf32-arm.c (struct a8_erratum_reloc): Add hash member. Move sym_name to improve packing. (cortex_a8_erratum_scan): Check for PLT entries. (elf32_arm_size_stubs): Save the target symbol for a8 relocs. ld/testsuite/ * ld-arm/cortex-a8-fix-bl-rel-plt.d: New file. * ld-arm/arm-elf.exp (armelftests): Run cortex-a8-fix-bl-rel-plt.d. --- ld/testsuite/ChangeLog | 5 ++ ld/testsuite/ld-arm/arm-elf.exp | 5 ++ ld/testsuite/ld-arm/cortex-a8-fix-bl-rel-plt.d | 92 ++++++++++++++++++++++++++ 3 files changed, 102 insertions(+) create mode 100644 ld/testsuite/ld-arm/cortex-a8-fix-bl-rel-plt.d (limited to 'ld') diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog index 545cf5b..565a624 100644 --- a/ld/testsuite/ChangeLog +++ b/ld/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-05-07 Daniel Jacobowitz + + * ld-arm/cortex-a8-fix-bl-rel-plt.d: New file. + * ld-arm/arm-elf.exp (armelftests): Run cortex-a8-fix-bl-rel-plt.d. + 2010-05-06 Joseph Myers * ld-elf/orphan-region.d: Use ld -N. diff --git a/ld/testsuite/ld-arm/arm-elf.exp b/ld/testsuite/ld-arm/arm-elf.exp index 5c4351b..6180393 100644 --- a/ld/testsuite/ld-arm/arm-elf.exp +++ b/ld/testsuite/ld-arm/arm-elf.exp @@ -194,6 +194,11 @@ set armelftests { "-EL -Ttext=0x8f00 --fix-cortex-a8" "-EL" {cortex-a8-thumb-target.s cortex-a8-fix-bl-rel.s} {{objdump -dr cortex-a8-fix-bl-rel-thumb.d}} "cortex-a8-fix-bl-rel-thumb"} + {"Cortex-A8 erratum fix, relocate bl.w to PLT" + "-EL --section-start=.plt=0x8e00 -Ttext=0x8f00 --fix-cortex-a8 -shared" + "-EL" {cortex-a8-thumb-target.s cortex-a8-fix-bl-rel.s} + {{objdump -dr cortex-a8-fix-bl-rel-plt.d}} + "cortex-a8-fix-bl-rel-thumb"} {"Cortex-A8 erratum fix, relocate b.w to Thumb" "-EL -Ttext=0x8f00 --fix-cortex-a8" "-EL" {cortex-a8-thumb-target.s cortex-a8-fix-bcc-rel.s} {{objdump -dr cortex-a8-fix-bcc-rel-thumb.d}} diff --git a/ld/testsuite/ld-arm/cortex-a8-fix-bl-rel-plt.d b/ld/testsuite/ld-arm/cortex-a8-fix-bl-rel-plt.d new file mode 100644 index 0000000..e885a17 --- /dev/null +++ b/ld/testsuite/ld-arm/cortex-a8-fix-bl-rel-plt.d @@ -0,0 +1,92 @@ + +.*: file format .* + + +Disassembly of section \.plt: + +00008e00 <\.plt>: + 8e00: e52de004 push {lr} ; \(str lr, \[sp, #-4\]!\) + 8e04: e59fe004 ldr lr, \[pc, #4\] ; 8e10 + 8e08: e08fe00e add lr, pc, lr + 8e0c: e5bef008 ldr pc, \[lr, #8\]! + 8e10: 0000827c \.word 0x0000827c + 8e14: e28fc600 add ip, pc, #0 + 8e18: e28cca08 add ip, ip, #32768 ; 0x8000 + 8e1c: e5bcf27c ldr pc, \[ip, #636\]! ; 0x27c + +Disassembly of section \.text: + +00008f00 : + 8f00: 4770 bx lr + 8f02: bf00 nop + 8f04: f3af 8000 nop\.w + +00008f08 <_start>: + 8f08: bf00 nop + 8f0a: eb01 0002 add\.w r0, r1, r2 + 8f0e: f7ff ef82 blx 8e14 + 8f12: eb01 0002 add\.w r0, r1, r2 + 8f16: f7ff ef7e blx 8e14 + 8f1a: eb01 0002 add\.w r0, r1, r2 + 8f1e: f7ff ef7a blx 8e14 + 8f22: eb01 0002 add\.w r0, r1, r2 + 8f26: f7ff ef76 blx 8e14 + 8f2a: eb01 0002 add\.w r0, r1, r2 + 8f2e: f7ff ef72 blx 8e14 + 8f32: eb01 0002 add\.w r0, r1, r2 + 8f36: f7ff ef6e blx 8e14 + 8f3a: eb01 0002 add\.w r0, r1, r2 + 8f3e: f7ff ef6a blx 8e14 + 8f42: eb01 0002 add\.w r0, r1, r2 + 8f46: f7ff ef66 blx 8e14 + 8f4a: eb01 0002 add\.w r0, r1, r2 + 8f4e: f7ff ef62 blx 8e14 + 8f52: eb01 0002 add\.w r0, r1, r2 + 8f56: f7ff ef5e blx 8e14 + 8f5a: eb01 0002 add\.w r0, r1, r2 + 8f5e: f7ff ef5a blx 8e14 + 8f62: eb01 0002 add\.w r0, r1, r2 + 8f66: f7ff ef56 blx 8e14 + 8f6a: eb01 0002 add\.w r0, r1, r2 + 8f6e: f7ff ef52 blx 8e14 + 8f72: eb01 0002 add\.w r0, r1, r2 + 8f76: f7ff ef4e blx 8e14 + 8f7a: eb01 0002 add\.w r0, r1, r2 + 8f7e: f7ff ef4a blx 8e14 + 8f82: eb01 0002 add\.w r0, r1, r2 + 8f86: f7ff ef46 blx 8e14 + 8f8a: eb01 0002 add\.w r0, r1, r2 + 8f8e: f7ff ef42 blx 8e14 + 8f92: eb01 0002 add\.w r0, r1, r2 + 8f96: f7ff ef3e blx 8e14 + 8f9a: eb01 0002 add\.w r0, r1, r2 + 8f9e: f7ff ef3a blx 8e14 + 8fa2: eb01 0002 add\.w r0, r1, r2 + 8fa6: f7ff ef36 blx 8e14 + 8faa: eb01 0002 add\.w r0, r1, r2 + 8fae: f7ff ef32 blx 8e14 + 8fb2: eb01 0002 add\.w r0, r1, r2 + 8fb6: f7ff ef2e blx 8e14 + 8fba: eb01 0002 add\.w r0, r1, r2 + 8fbe: f7ff ef2a blx 8e14 + 8fc2: eb01 0002 add\.w r0, r1, r2 + 8fc6: f7ff ef26 blx 8e14 + 8fca: eb01 0002 add\.w r0, r1, r2 + 8fce: f7ff ef22 blx 8e14 + 8fd2: eb01 0002 add\.w r0, r1, r2 + 8fd6: f7ff ef1e blx 8e14 + 8fda: eb01 0002 add\.w r0, r1, r2 + 8fde: f7ff ef1a blx 8e14 + 8fe2: eb01 0002 add\.w r0, r1, r2 + 8fe6: f7ff ef16 blx 8e14 + 8fea: eb01 0002 add\.w r0, r1, r2 + 8fee: f7ff ef12 blx 8e14 + 8ff2: eb01 0002 add\.w r0, r1, r2 + 8ff6: f7ff ef0e blx 8e14 + 8ffa: eb01 0002 add\.w r0, r1, r2 + 8ffe: f000 e808 blx 9010 <_start\+0x108> + 9002: eb01 0002 add\.w r0, r1, r2 + 9006: f7ff ef06 blx 8e14 + 900a: 4770 bx lr + 900c: f3af 8000 nop\.w + 9010: eaffff7f b 8e14 -- cgit v1.1