llvm-project/llvm/docs/AMDGPU/gfx1030_waitcnt_depctr.rst

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.. _amdgpu_synid_gfx1030_waitcnt_depctr:
waitcnt_depctr
==============
Dependency counters to wait for.
This operand may be specified as one of the following:
* An :ref:`integer_number<amdgpu_synid_integer_number>` or an :ref:`absolute_expression<amdgpu_synid_absolute_expression>`. The value must be in the range -32768..65535.
* A combination of *symbolic values* described below.
======================== ======================== ================ =================
Syntax Description Valid *N* Values Default *N* Value
======================== ======================== ================ =================
depctr_hold_cnt(<*N*>) Wait for HOLD_CNT <= N 0..1 1
depctr_sa_sdst(<*N*>) Wait for SA_SDST <= N 0..1 1
depctr_va_vdst(<*N*>) Wait for VA_VDST <= N 0..15 15
depctr_va_sdst(<*N*>) Wait for VA_SDST <= N 0..7 7
depctr_va_ssrc(<*N*>) Wait for VA_SSRC <= N 0..1 1
depctr_va_vcc(<*N*>) Wait for VA_VCC <= N 0..1 1
depctr_vm_vsrc(<*N*>) Wait for VM_VSRC <= N 0..7 7
======================== ======================== ================ =================
These values may be specified in any order. Spaces, ampersands and commas may be used as optional separators.
Examples:
.. parsed-literal::
s_waitcnt_depctr depctr_sa_sdst(0) depctr_va_vdst(0)
s_waitcnt_depctr depctr_sa_sdst(1) & depctr_va_vdst(1)
s_waitcnt_depctr depctr_va_vdst(3), depctr_va_sdst(5)