diff options
Diffstat (limited to 'ld/testsuite')
| -rw-r--r-- | ld/testsuite/ChangeLog | 12 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/arm-elf.exp | 35 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/farcall-cond-thumb-arm.d | 18 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/farcall-cond-thumb-arm.s | 27 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/jump-reloc-veneers-cond-long-backward.d | 24 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/jump-reloc-veneers-cond-long.d | 24 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/jump-reloc-veneers-cond-short-backward.d | 13 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/jump-reloc-veneers-cond-short.d | 13 | ||||
| -rw-r--r-- | ld/testsuite/ld-arm/jump-reloc-veneers-cond.s | 12 |
9 files changed, 178 insertions, 0 deletions
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog index 3345d2c..6ef84a0 100644 --- a/ld/testsuite/ChangeLog +++ b/ld/testsuite/ChangeLog @@ -1,3 +1,15 @@ +2014-08-21 Tony Wang <tony.wang@arm.com> + + * ld-arm/jump-reloc-veneers-cond.s: New test. + * ld-arm/farcall-cond-thumb-arm.s: Ditto. + * ld-arm/jump-reloc-veneers-cond-short.d: Expected output + for target without a veneer generation. + * ld-arm/jump-reloc-veneers-cond-long.d: Expected output + for target with a veneer generation. + * ld-arm/farcall-cond-thumb-arm.d: Expected output for + inter working veneer generation. + * ld-arm/arm-elf.exp: Add tests for conditional branch veneer. + 2014-08-20 Roland McGrath <mcgrathr@google.com> PR ld/17277 diff --git a/ld/testsuite/ld-arm/arm-elf.exp b/ld/testsuite/ld-arm/arm-elf.exp index 677e7b2..f971afc 100644 --- a/ld/testsuite/ld-arm/arm-elf.exp +++ b/ld/testsuite/ld-arm/arm-elf.exp @@ -453,6 +453,16 @@ set armeabitests_nonacl { {{objdump -d farcall-thumb-arm-pic-veneer.d}} "farcall-thumb-arm-pic-veneer"} + {"Thumb-ARM farcall cond" "-Ttext 0x8000 --section-start .foo=0x118000" "" "-W" {farcall-cond-thumb-arm.s} + {{objdump -d farcall-cond-thumb-arm.d}} + "farcall-cond-thumb-arm"} + {"Thumb-ARM farcall cond (BE8)" "-Ttext 0x8000 --section-start .foo=0x118000 -EB --be8" "" "-W -EB" {farcall-cond-thumb-arm.s} + {{objdump -d farcall-cond-thumb-arm.d}} + "farcall-cond-thumb-arm-be8"} + {"Thumb-ARM farcall cond (BE)" "-Ttext 0x8000 --section-start .foo=0x118000 -EB" "" "-W -EB" {farcall-cond-thumb-arm.s} + {{objdump -d farcall-cond-thumb-arm.d}} + "farcall-cond-thumb-arm-be"} + {"Multiple farcalls" "-Ttext 0x1000 --section-start .foo=0x2002020" "" "" {farcall-mix.s} {{objdump -d farcall-mix.d}} "farcall-mix"} @@ -551,6 +561,31 @@ set armeabitests_nonacl { {{objdump -d jump-reloc-veneers-long.d}} "jump-reloc-veneers-long"} + {"R_ARM_THM_JUMP19 Relocation veneers: Short" + "--section-start destsect=0x000108002 --section-start .text=0x8000" "" + "-march=armv7-m -mthumb" + {jump-reloc-veneers-cond.s} + {{objdump -d jump-reloc-veneers-cond-short.d}} + "jump-reloc-veneers-cond-short"} + {"R_ARM_THM_JUMP19 Relocation veneers: Long" + "--section-start destsect=0x00108004 --section-start .text=0x8000" "" + "-march=armv7-m -mthumb" + {jump-reloc-veneers-cond.s} + {{objdump -d jump-reloc-veneers-cond-long.d}} + "jump-reloc-veneers-cond-long"} + {"R_ARM_THM_JUMP19 Relocation veneers: Short backward" + "--section-start destsect=0x8004 --section-start .text=0x108000" "" + "-march=armv7-m -mthumb" + {jump-reloc-veneers-cond.s} + {{objdump -d jump-reloc-veneers-cond-short-backward.d}} + "jump-reloc-veneers-cond-short-backward"} + {"R_ARM_THM_JUMP19 Relocation veneers: Long backward" + "--section-start destsect=0x8002 --section-start .text=0x108000" "" + "-march=armv7-m -mthumb" + {jump-reloc-veneers-cond.s} + {{objdump -d jump-reloc-veneers-cond-long-backward.d}} + "jump-reloc-veneers-cond-long-backward"} + {"Default group size" "-Ttext 0x1000 --section-start .foo=0x2003020" "" "" {farcall-group.s farcall-group2.s} {{objdump -d farcall-group.d}} "farcall-group-default"} diff --git a/ld/testsuite/ld-arm/farcall-cond-thumb-arm.d b/ld/testsuite/ld-arm/farcall-cond-thumb-arm.d new file mode 100644 index 0000000..0b0172b --- /dev/null +++ b/ld/testsuite/ld-arm/farcall-cond-thumb-arm.d @@ -0,0 +1,18 @@ +.*: file format .* + +Disassembly of section .text: + +00008000 <_start>: + 8000: f050 a002 bne.w 58008 <__bar_from_thumb> + \.\.\. + 58004: f040 8000 bne.w 58008 <__bar_from_thumb> + +00058008 <__bar_from_thumb>: + 58008: 4778 bx pc + 5800a: 46c0 nop ; \(mov r8, r8\) + 5800c: ea02fffb b 118000 <bar> + +Disassembly of section .foo: + +00118000 <bar>: + 118000: e12fff1e bx lr diff --git a/ld/testsuite/ld-arm/farcall-cond-thumb-arm.s b/ld/testsuite/ld-arm/farcall-cond-thumb-arm.s new file mode 100644 index 0000000..809f2fc --- /dev/null +++ b/ld/testsuite/ld-arm/farcall-cond-thumb-arm.s @@ -0,0 +1,27 @@ +@ Test to ensure that a Thumb to ARM call exceeding 4Mb generates a stub. +@ Check that we can generate two types of stub in the same section. + + .global _start + .syntax unified + +@ We will place the section .text at 0x1c01010. + + .text + .thumb_func +_start: + .global bar + bne bar +@ This call is close enough to generate a "short branch" stub +@ or no stub if blx is available. + .space 0x050000 + bne bar + +@ We will place the section .foo at 0x2001014. + + .section .foo, "xa" + + .arm + .type bar, %function +bar: + bx lr + diff --git a/ld/testsuite/ld-arm/jump-reloc-veneers-cond-long-backward.d b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-long-backward.d new file mode 100644 index 0000000..ee0709a --- /dev/null +++ b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-long-backward.d @@ -0,0 +1,24 @@ + +.*: file format.* + + +Disassembly of section destsect: + +00008002 <[^>]*>: + 8002: f7ff fffe bl 8002 <dest> + +Disassembly of section .text: + +001080.. <[^>]*>: + 1080..: f040 8002 bne.w 108008 <__dest_veneer> + 1080..: 0000 movs r0, r0 + ... + +001080.. <[^>]*>: + 1080..: b401 push {r0} + 1080..: 4802 ldr r0, \[pc, #8\] ; \(108014 <__dest_veneer\+0xc>\) + 1080..: 4684 mov ip, r0 + 1080..: bc01 pop {r0} + 1080..: 4760 bx ip + 1080..: bf00 nop + 1080..: 00008003 .word 0x00008003 diff --git a/ld/testsuite/ld-arm/jump-reloc-veneers-cond-long.d b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-long.d new file mode 100644 index 0000000..276a24e --- /dev/null +++ b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-long.d @@ -0,0 +1,24 @@ + +.*: file format.* + + +Disassembly of section destsect: + +00108004 <[^>]*>: + 108004: f7ff fffe bl 108004 <dest> + +Disassembly of section .text: + +000080.. <[^>]*>: + 80..: (8002f040|f0408002) .word 0x(8002f040|f0408002) + 80..: 0000 movs r0, r0 + ... + +000080.. <[^>]*>: + 80..: b401 push {r0} + 80..: 4802 ldr r0, \[pc, #8\] ; \(80.. <__dest_veneer\+0xc>\) + 80..: 4684 mov ip, r0 + 80..: bc01 pop {r0} + 80..: 4760 bx ip + 80..: bf00 nop + 80..: 00108005 .word 0x00108005 diff --git a/ld/testsuite/ld-arm/jump-reloc-veneers-cond-short-backward.d b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-short-backward.d new file mode 100644 index 0000000..d05425b --- /dev/null +++ b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-short-backward.d @@ -0,0 +1,13 @@ + +.*: file format.* + + +Disassembly of section destsect: + +00008004 <[^>]*>: + 8004: f7ff fffe bl 8004 <dest> + +Disassembly of section .text: + +001080.. <_start>: + 1080..: f440 8000 bne.w 8004 <dest> diff --git a/ld/testsuite/ld-arm/jump-reloc-veneers-cond-short.d b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-short.d new file mode 100644 index 0000000..08c2212 --- /dev/null +++ b/ld/testsuite/ld-arm/jump-reloc-veneers-cond-short.d @@ -0,0 +1,13 @@ + +.*: file format.* + + +Disassembly of section destsect: + +00108002 <[^>]*>: + 108002: f7ff fffe bl 108002 <dest> + +Disassembly of section .text: + +000080.. <[^>]*>: + 80..: f07f afff bne.w 108002 <dest> diff --git a/ld/testsuite/ld-arm/jump-reloc-veneers-cond.s b/ld/testsuite/ld-arm/jump-reloc-veneers-cond.s new file mode 100644 index 0000000..83f969c --- /dev/null +++ b/ld/testsuite/ld-arm/jump-reloc-veneers-cond.s @@ -0,0 +1,12 @@ + .text + .syntax unified + .thumb_func + .global _start + .type _start,%function +_start: + bne dest + + .section destsect, "x" + .thumb_func +dest: + bl dest |