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Diffstat (limited to 'gcc/config/rs6000/ntstack.asm')
-rwxr-xr-x | gcc/config/rs6000/ntstack.asm | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/gcc/config/rs6000/ntstack.asm b/gcc/config/rs6000/ntstack.asm deleted file mode 100755 index aa4179e..0000000 --- a/gcc/config/rs6000/ntstack.asm +++ /dev/null @@ -1,42 +0,0 @@ -# Allocate stack for NT, inserting stack probes every 4k pages - - .file "ntstack.asm" - -# Setup MS Structured-Exception-Handling - .pdata - .align 2 - .ualong ..__allocate_stack,__allocate_stack.e,0,0,__allocate_stack.b - -# Switch to the relocation section - .reldata - .globl __allocate_stack - .globl ..__allocate_stack -__allocate_stack: - .ualong ..__allocate_stack,.toc - - .text - .align 2 -..__allocate_stack: - .function ..__allocate_stack -__allocate_stack.b: - addi 3,3,15 # round up to 16 byte alignment - lwz 0,0(1) # old stack link - rlwinm 3,3,0,0,28 - srawi. 4,3,12 # get # of pages to check - neg 3,3 # negate so we can use stwux - bgt- 0,.Lcheck - stwux 0,1,3 # small request, just decrement and return - blr - -.Lcheck: - mtctr 4 # number of pages to check - mr 5,1 # tmp pointer -.Lloop: - lwzu 6,-4096(5) # touch the page - bdnz+ .Lloop # and loop back - - stwux 0,1,3 # update stack pointer - blr - -__allocate_stack.e: -FE_MOT_RESVD..__allocate_stack: |