diff options
Diffstat (limited to 'test/ELF/x86-64-split-stack-prologue-adjust-success.s')
| -rw-r--r-- | test/ELF/x86-64-split-stack-prologue-adjust-success.s | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/test/ELF/x86-64-split-stack-prologue-adjust-success.s b/test/ELF/x86-64-split-stack-prologue-adjust-success.s deleted file mode 100644 index fb3493f2c3e7..000000000000 --- a/test/ELF/x86-64-split-stack-prologue-adjust-success.s +++ /dev/null @@ -1,115 +0,0 @@ -# REQUIRES: x86 -# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1.o -# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/x86-64-split-stack-extra.s -o %t2.o -# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/x86-64-split-stack-main.s -o %t3.o - -# RUN: ld.lld --defsym __morestack=0x100 --defsym __morestack_non_split=0x200 %t1.o %t2.o %t3.o -o %t -z notext -# RUN: llvm-objdump -d %t | FileCheck %s - -# Avoid duplicating the prologue for every test via macros. - -.macro prologue1 function_to_call - .global prologue1_calls_\function_to_call - .type prologue1_calls_\function_to_call,@function -prologue1_calls_\function_to_call: - cmp %fs:0x70,%rsp - jae 1f - callq __morestack - retq -1: - # Various and duplicate calls to ensure every code path is taken. - callq \function_to_call - callq \function_to_call - callq 1b - callq non_function_text_symbol - retq - .size prologue1_calls_\function_to_call,. - prologue1_calls_\function_to_call -.endm - -.macro prologue2 function_to_call register compare_amount - .global prologue2_calls_\function_to_call\register - .type prologue2_calls_\function_to_call\register,@function -prologue2_calls_\function_to_call\register: - lea -\compare_amount(%rsp),%\register - cmp %fs:0x70,%\register - jae 1f - callq __morestack - retq -1: - # Various and duplicate calls to ensure every code path is taken. - callq \function_to_call - callq \function_to_call - callq 1b - callq non_function_text_symbol - retq - .size prologue2_calls_\function_to_call\register,. - prologue2_calls_\function_to_call\register -.endm - - .local foo -foo: - .section .text,"ax",@progbits - .quad foo - - .text - -# For split-stack code calling split-stack code, ensure prologue v1 still -# calls plain __morestack, and that any raw bytes written to the prologue -# make sense. -# CHECK: prologue1_calls_split: -# CHECK-NEXT: cmp{{.*}}%fs:{{[^,]*}},{{.*}}%rsp -# CHECK: jae{{.*$}} -# CHECK-NEXT: callq{{.*}}<__morestack> - -prologue1 split - -# For split-stack code calling split-stack code, ensure prologue v2 still -# calls plain __morestack, that any raw bytes written to the prologue -# make sense, and that the register number is preserved. -# CHECK: prologue2_calls_splitr10: -# CHECK-NEXT: lea{{.*}} -512(%rsp),{{.*}}%r10 -# CHECK: cmp{{.*}}%fs:{{[^,]*}},{{.*}}%r{{[0-9]+}} -# CHECK: jae{{.*}} -# CHECK-NEXT: callq{{.*}}<__morestack> - -prologue2 split r10 0x200 - -# CHECK: prologue2_calls_splitr11: -# CHECK-NEXT: lea{{.*}} -256(%rsp),{{.*}}%r11 -# CHECK: cmp{{.*}}%fs:{{[^,]*}},{{.*}}%r{{[0-9]+}} -# CHECK: jae{{.*}} -# CHECK-NEXT: callq{{.*}}<__morestack> - -prologue2 split r11 0x100 - -# For split-stack code calling non-split-stack code, ensure prologue v1 -# calls __morestack_non_split, and that any raw bytes written to the prologue -# make sense. -# CHECK: prologue1_calls_non_split: -# CHECK-NEXT: stc{{.*$}} -# CHECK-NEXT: nopl{{.*$}} -# CHECK: jae{{.*$}} -# CHECK-NEXT: callq{{.*}}<__morestack_non_split> - -prologue1 non_split - -# For split-stack code calling non-split-stack code, ensure prologue v2 -# calls __morestack_non_split, that any raw bytes written to the prologue -# make sense, and that the register number is preserved -# CHECK: prologue2_calls_non_splitr10: -# CHECK-NEXT: lea{{.*}} -16640(%rsp),{{.*}}%r10 -# CHECK: cmp{{.*}}%fs:{{[^,]*}},{{.*}}%r10 -# CHECK: jae{{.*$}} -# CHECK-NEXT: callq{{.*}}<__morestack_non_split> - -prologue2 non_split r10 0x100 - -# CHECK: prologue2_calls_non_splitr11: -# CHECK-NEXT: lea{{.*}} -16896(%rsp),{{.*}}%r11 -# CHECK: cmp{{.*}}%fs:{{[^,]*}},{{.*}}%r11 -# CHECK: jae{{.*$}} -# CHECK-NEXT: callq{{.*}}<__morestack_non_split> - -prologue2 non_split r11 0x200 - - .section .note.GNU-stack,"",@progbits - .section .note.GNU-split-stack,"",@progbits |