update sources to v12.1.1

[ceph.git] / ceph / src / isa-l / igzip / heap_macros.asm

diff --git a/ceph/src/isa-l/igzip/heap_macros.asm b/ceph/src/isa-l/igzip/heap_macros.asm
new file mode 100644 (file)
index 0000000..e41baf9
--- /dev/null
+++ b/ceph/src/isa-l/igzip/heap_macros.asm
@@ -0,0 +1,69 @@
+; heapify heap, heap_size, i, child, tmp1, tmp2, tmpd
+%macro heapify2 7
+%define %%heap      %1 ; qword ptr
+%define %%heap_size %2 ; dword
+%define %%i         %3 ; dword
+%define %%child     %4 ; dword
+%define %%tmp1      %5 ; qword
+%define %%tmp2      %6 ; qword
+%define %%tmpd      %7 ; dword
+       align 16
+%%heapify1:
+       lea     %%child, [%%i + %%i]
+       cmp     %%child, %%heap_size
+       ja      %%end_heapify1
+       mov     %%tmp1, [%%heap + %%child]
+       mov     %%tmpd, %%child
+       mov     %%tmp2, [%%heap + %%child) + 8]
+       lea     %%child, [%%child + 1]
+       cmove   %%tmp2, %%tmp1
+       cmp     %%tmp1, %%tmp2
+       cmovbe  %%child, %%tmpd
+       cmovbe  %%tmp2, %%tmp1
+       ; child is correct, %%tmp2 = heap[child]
+       mov     %%tmp1, [%%heap + %%i]
+       cmp     %%tmp1, %%tmp2
+       jbe     %%end_heapify1
+       mov     [%%heap + %%i], %%tmp2
+       mov     [%%heap + %%child], %%tmp1
+       mov     %%i, %%child
+       jmp     %%heapify1
+%%end_heapify1
+%endm
+
+; heapify heap, heap_size, i, child, tmp1, tmp2, tmpd, tmp3
+%macro heapify 8
+%define %%heap      %1 ; qword ptr
+%define %%heap_size %2 ; qword
+%define %%i         %3 ; qword
+%define %%child     %4 ; qword
+%define %%tmp1      %5 ; qword
+%define %%tmp2      %6 ; qword
+%define %%tmpd      %7 ; qword
+%define %%tmp3      %8
+       align 16
+%%heapify1:
+       lea     %%child, [%%i + %%i]
+;      mov     %%child, %%i
+;      add     %%child, %%child
+       cmp     %%child, %%heap_size
+       ja      %%end_heapify1
+       mov     %%tmp1, [%%heap + %%child*8]
+       mov     %%tmp2, [%%heap + %%child*8 + 8]
+       mov     %%tmp3, [%%heap + %%i*8]
+       mov     %%tmpd, %%child
+       add     %%tmpd, 1
+
+       cmp     %%tmp2, %%tmp1
+       cmovb   %%child, %%tmpd
+       cmovb   %%tmp1, %%tmp2
+       ; child is correct, tmp1 = heap[child]
+       cmp     %%tmp3, %%tmp1
+       jbe     %%end_heapify1
+       ; swap i and child
+       mov     [%%heap + %%i*8], %%tmp1
+       mov     [%%heap + %%child*8], %%tmp3
+       mov     %%i, %%child
+       jmp     %%heapify1
+%%end_heapify1:
+%endm