mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-22 18:54:02 +01:00
51 lines
2.2 KiB
LLVM
51 lines
2.2 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=MEMTIME -check-prefix=SIVI -check-prefix=GCN %s
|
|
; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=MEMTIME -check-prefix=SIVI -check-prefix=GCN %s
|
|
; RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=MEMTIME -check-prefix=GCN %s
|
|
; RUN: llc -march=amdgcn -mcpu=gfx1030 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GETREG,GETREG-SDAG -check-prefix=GCN %s
|
|
|
|
declare i64 @llvm.readcyclecounter() #0
|
|
|
|
; GCN-LABEL: {{^}}test_readcyclecounter:
|
|
; MEMTIME-DAG: s_memtime s{{\[[0-9]+:[0-9]+\]}}
|
|
; GCN-DAG: s_load_dwordx2
|
|
; GCN-DAG: lgkmcnt
|
|
; MEMTIME: store_dwordx2
|
|
; SIVI-NOT: lgkmcnt
|
|
; MEMTIME: s_memtime s{{\[[0-9]+:[0-9]+\]}}
|
|
; MEMTIME: store_dwordx2
|
|
|
|
; GETREG-GISEL-DAG: s_mov_b32 s[[SZERO:[0-9]+]], 0
|
|
; GETREG-GISEL-DAG: v_mov_b32_e32 v[[ZERO:[0-9]+]], s[[SZERO]]
|
|
; GETREG-SDAG-DAG: v_mov_b32_e32 v[[ZERO:[0-9]+]], 0
|
|
; GETREG-DAG: s_getreg_b32 [[CNT1:s[0-9]+]], hwreg(HW_REG_SHADER_CYCLES, 0, 20)
|
|
; GETREG-DAG: v_mov_b32_e32 v[[VCNT1:[0-9]+]], [[CNT1]]
|
|
; GETREG: global_store_dwordx2 v{{.+}}, v{{\[}}[[VCNT1]]:[[ZERO]]]
|
|
; GETREG: s_getreg_b32 [[CNT2:s[0-9]+]], hwreg(HW_REG_SHADER_CYCLES, 0, 20)
|
|
; GETREG: v_mov_b32_e32 v[[VCNT2:[0-9]+]], [[CNT2]]
|
|
; GETREG: global_store_dwordx2 v{{.+}}, v{{\[}}[[VCNT2]]:[[ZERO]]]
|
|
|
|
define amdgpu_kernel void @test_readcyclecounter(i64 addrspace(1)* %out) #0 {
|
|
%cycle0 = call i64 @llvm.readcyclecounter()
|
|
store volatile i64 %cycle0, i64 addrspace(1)* %out
|
|
|
|
%cycle1 = call i64 @llvm.readcyclecounter()
|
|
store volatile i64 %cycle1, i64 addrspace(1)* %out
|
|
ret void
|
|
}
|
|
|
|
; This test used to crash in ScheduleDAG.
|
|
;
|
|
; GCN-LABEL: {{^}}test_readcyclecounter_smem:
|
|
; MEMTIME-DAG: s_memtime
|
|
; GCN-DAG: s_load_dword
|
|
; GETREG-DAG: s_getreg_b32 s1, hwreg(HW_REG_SHADER_CYCLES, 0, 20)
|
|
define amdgpu_cs i32 @test_readcyclecounter_smem(i64 addrspace(4)* inreg %in) #0 {
|
|
%cycle0 = call i64 @llvm.readcyclecounter()
|
|
%in.v = load i64, i64 addrspace(4)* %in
|
|
%r.64 = add i64 %cycle0, %in.v
|
|
%r.32 = trunc i64 %r.64 to i32
|
|
ret i32 %r.32
|
|
}
|
|
|
|
attributes #0 = { nounwind }
|