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llvm-mirror/test/CodeGen/AMDGPU/llvm.amdgcn.s.memtime.ll
Jay Foad f22c8bd800 Revert "Revert "[AMDGPU] Restore the s_memtime instruction in gfx1030""
This reverts commit e58d68fcd06ddc7743e0419c0b364df3d44121b6.

This reinstates commit fc28f600e558c1344618bda149a068d6162b6f0b
with a fix to initialize HasShaderCyclesRegister. See
https://reviews.llvm.org/D97928.
2021-03-06 09:00:01 +00:00

26 lines
1.1 KiB
LLVM

; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck --check-prefixes=SIVI,GCN %s
; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck --check-prefixes=SIVI,GCN %s
; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
; RUN: llc -march=amdgcn -mcpu=gfx1030 -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s
declare i64 @llvm.amdgcn.s.memtime() #0
; GCN-LABEL: {{^}}test_s_memtime:
; GCN-DAG: s_memtime s{{\[[0-9]+:[0-9]+\]}}
; GCN-DAG: s_load_dwordx2
; GCN: lgkmcnt
; GCN: {{buffer|global}}_store_dwordx2
; SIVI-NOT: lgkmcnt
; GCN: s_memtime s{{\[[0-9]+:[0-9]+\]}}
; GCN: {{buffer|global}}_store_dwordx2
define amdgpu_kernel void @test_s_memtime(i64 addrspace(1)* %out) #0 {
%cycle0 = call i64 @llvm.amdgcn.s.memtime()
store volatile i64 %cycle0, i64 addrspace(1)* %out
%cycle1 = call i64 @llvm.amdgcn.s.memtime()
store volatile i64 %cycle1, i64 addrspace(1)* %out
ret void
}
attributes #0 = { nounwind }