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[AMDGPU] Add test case on crashing of `si-lower-sgpr-spills` pass
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Authored by hliao on Jul 5 2019, 3:05 PM.

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llvm/test/CodeGen/AMDGPU/si-lower-sgpr-spills.mir
3 ↗	(On Diff #208245)	Needs a better name and description of what this tests

revise the test function name

This revision is now accepted and ready to land.Jul 18 2019, 5:32 PM

This revision was automatically updated to reflect the committed changes.

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llvm/

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test/

CodeGen/

AMDGPU/

20 lines

				# RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -run-pass=si-lower-sgpr-spills -o - %s \| FileCheck %s

				# CHECK-LABEL: name: empty_entry_block
				# CHECK: V_WRITELANE
				# CHECK-NEXT: V_WRITELANE
				# CHECK-NEXT: V_WRITELANE
				# CHECK-NEXT: V_WRITELANE
				# CHECK: V_READLANE
				# CHECK-NEXT: V_READLANE
				# CHECK-NEXT: V_READLANE
				# CHECK-NEXT: V_READLANE
				---
				name: empty_entry_block
				body: \|
				bb.0:

				bb.1:
				renamable $sgpr36_sgpr37 = S_XOR_B64 renamable $vcc, -1, implicit-def dead $scc
				$sgpr34_sgpr35 = S_AND_SAVEEXEC_B64 $sgpr36_sgpr37, implicit-def $exec, implicit-def $scc, implicit $exec
				S_ENDPGM 0