diff options
Diffstat (limited to 'src/pal/tests/palsuite/composite/synchronization/nativecs_interlocked/hpitinterlock.s')
| -rw-r--r-- | src/pal/tests/palsuite/composite/synchronization/nativecs_interlocked/hpitinterlock.s | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/composite/synchronization/nativecs_interlocked/hpitinterlock.s b/src/pal/tests/palsuite/composite/synchronization/nativecs_interlocked/hpitinterlock.s new file mode 100644 index 0000000000..062f4ebe6a --- /dev/null +++ b/src/pal/tests/palsuite/composite/synchronization/nativecs_interlocked/hpitinterlock.s @@ -0,0 +1,168 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +/*++ + + + +Module Name: + + interlock.s + +Abstract: + + Implementation of Interlocked functions (32 and 64 bits) for the HPUX/Itanium + platform. These functions are processor dependent. + See the i386 implementations for more information. + +--*/ + .file "interlock.s" + .section .text, "ax", "progbits" + .align 16 + .global InterlockedExchangeAdd# + .proc InterlockedExchangeAdd# +InterlockedExchangeAdd: + .body + ld4.nt1 r8 = [r32] + ;; +Iea10: + mov ar.ccv = r8 + add r15 = r33, r8 + mov r14 = r8 + ;; + cmpxchg4.acq r8 = [r32], r15, ar.ccv + ;; + cmp.ne p6,p7 = r8, r14 // check if the target changes? +(p6)br.cond.spnt.few Iea10 // if yes, go back to do it again +(p7)br.ret.sptk.clr b0 + ;; + .endp InterlockedExchangeAdd# + + .align 16 + .global InterlockedIncrement# + .proc InterlockedIncrement# +InterlockedIncrement: + .body + fetchadd4.acq r8 = [r32], 1 + ;; + adds r8 = 1, r8 + br.ret.sptk b0 + ;; + .endp InterlockedIncrement# + + .align 16 + .global InterlockedIncrement64# + .proc InterlockedIncrement64# +InterlockedIncrement64: + .body + fetchadd8.acq r8 = [r32], 1 + ;; + adds r8 = 1, r8 + br.ret.sptk b0 + ;; + .endp InterlockedIncrement64# + + .align 16 + .global InterlockedDecrement# + .proc InterlockedDecrement# +InterlockedDecrement: + .body + fetchadd4.acq r8 = [r32], -1 + ;; + adds r8 = -1, r8 + br.ret.sptk b0 + ;; + .endp InterlockedDecrement# + + .align 16 + .global InterlockedDecrement64# + .proc InterlockedDecrement64# +InterlockedDecrement64: + .body + fetchadd8.acq r8 = [r32], -1 + ;; + adds r8 = -1, r8 + br.ret.sptk b0 + ;; + .endp InterlockedDecrement64# + + .align 16 + .global InterlockedExchange# + .proc InterlockedExchange# +InterlockedExchange: + .body + mf + zxt4 r33 = r33 // sanitize the upper 32 bits + ;; + xchg4 r8 = [r32], r33 + br.ret.sptk b0 + ;; + .endp InterlockedExchange# + + .align 16 + .global InterlockedExchange64# + .proc InterlockedExchange64# +InterlockedExchange64: + .body + mf + xchg8 r8 = [r32], r33 + br.ret.sptk b0 + ;; + .endp InterlockedExchange64# + + .align 16 + .global InterlockedCompareExchange# + .proc InterlockedCompareExchange# +InterlockedCompareExchange: + .body + mf + zxt4 r33 = r33 // sanitize the upper 32 bits + zxt4 r34 = r34 // sanitize the upper 32 bits + ;; + mov ar.ccv = r34 + ;; + cmpxchg4.acq r8 = [r32], r33, ar.ccv + br.ret.sptk.clr b0 + ;; + .endp InterlockedCompareExchange# + + .align 16 + .global InterlockedCompareExchange64# + .proc InterlockedCompareExchange64# +InterlockedCompareExchange64: + .body + mf + mov ar.ccv = r34 + ;; + cmpxchg8.acq r8 = [r32], r33, ar.ccv + br.ret.sptk.clr b0 + ;; + .endp InterlockedCompareExchange64# + +/*++ + DBG_DebugBreak is extracted from DbgBreakPoint function + in debugstb.s from win64. +--*/ + BREAKPOINT_STOP = 0x80016 + .align 16 + .global DBG_DebugBreak# + .proc DBG_DebugBreak# +DBG_DebugBreak: + .body + flushrs + ;; + break.i BREAKPOINT_STOP + br.ret.sptk.clr b0 + ;; + .endp DBG_DebugBreak# + + .align 16 + .global MemoryBarrier# + .proc MemoryBarrier# +MemoryBarrier: + .body + mf + br.ret.sptk.clr b0 + ;; + .endp MemoryBarrier# |