amd/amdkfd/cwsr_trap_handler_gfx12.asm

157 	s_branch	L_SKIP_RESTORE						//NOT restore. might be a regular trap or save
283 	// Restore SQ_WAVE_STATUS.
284 	s_and_b64	exec, exec, exec					// Restore STATUS.EXECZ, not writable by s_setreg_b32
285 	s_and_b64	vcc, vcc, vcc						// Restore STATUS.VCCZ, not writable by s_setreg_b32
288 	// Only restore fields which the trap handler changes.
726 	/* restore LDS */
767 	s_cbranch_scc1	L_RESTORE_LDS_LOOP_W32					//LDS restore is complete?
777 	s_cbranch_scc1	L_RESTORE_LDS_LOOP_W64					//LDS restore is complete?
779 	/* restore VGPRs */
805 …s_mov_b32	s_restore_mem_offset_save, s_restore_mem_offset		// restore start with v1, v0 will be th…
824 	s_cbranch_scc1	L_RESTORE_VGPR_WAVE32_LOOP				//VGPR restore (except v0) is complete?
826 	/* VGPR restore on v0 */
839 …s_mov_b32	s_restore_mem_offset_save, s_restore_mem_offset		// restore start with v4, v0 will be th…
858 	s_cbranch_scc1	L_RESTORE_VGPR_WAVE64_LOOP				//VGPR restore (except v0) is complete?
866 	//restore shared_vgpr will start from the index of m0
877 	s_cbranch_scc1	L_RESTORE_SHARED_VGPR_WAVE64_LOOP			//VGPR restore (except v0) is complete?
879 	s_mov_b32	exec_hi, 0xFFFFFFFF					//restore back exec_hi before restoring V0!!
881 	/* VGPR restore on v0 */
889 	/* restore SGPRs */
906 	s_sub_u32	m0, m0, 4						// Restore from S[0] to S[104]
915 	s_sub_u32	m0, m0, 8						// Restore from S[0] to S[96]
927 	s_sub_u32	m0, m0, 16						// Restore from S[n] to S[0]
943 	// Clear DEBUG_EN before and restore MODE after the barrier.
946 	/* restore HW registers */
956 	// Restore s_restore_spi_init_hi before the saved value gets clobbered.
986 	// Only the first wave needs to restore the workgroup barrier.
990 	// Skip over WAVE_STATUS, since there is no state to restore from it
1002 	// We need to call s_barrier_signal repeatedly to restore the signal
1019 	// Only restore the other fields to avoid clobbering them.
1028 	// Restore trap temporaries 4-11, 13 initialized by SPI debug dispatch logic
1043 	s_and_b64	exec, exec, exec					// Restore STATUS.EXECZ, not writable by s_setreg_b32
1044 	s_and_b64	vcc, vcc, vcc						// Restore STATUS.VCCZ, not writable by s_setreg_b32